CN105120769A - 包括可释放的组织厚度补偿件的紧固件仓 - Google Patents
包括可释放的组织厚度补偿件的紧固件仓 Download PDFInfo
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Abstract
本发明提供了一种紧固件仓,该紧固件仓可包括(1)能够至少部分地在其中储存多个紧固件的仓体,以及(2)通过保持构件附接到仓体的材料层。当击发构件运动穿过仓体以从仓体射出紧固件时,保持构件可被停用以从仓体释放层。保持构件可在击发构件的击发行程中的开始、结束和/或任何合适的时间被停用。某些紧固件仓可包括多个保持构件,该保持构件能够可释放地将层保持到仓体。在某些情况下,所述保持构件可相继被释放以逐渐释放层。
Description
相关申请的交叉引用
本非临时专利申请是根据35U.S.C.§120的规定,对提交于2011年4月29日的名称为“CompressibleStapleCartridgeAssembly”的美国专利申请序列号13/097,907(现为美国专利公布2012/0080338)的部分继续申请,而美国专利申请序列号13/097,907是根据35U.S.C.§120的规定,对提交于2010年9月30日的名称为“SurgicalStaplingInstrumentwithaVariableStapleFormingSystem”的美国专利申请序列号12/894,360(现为美国专利公布2012/0080484)的部分继续申请,这些专利申请的全部公开内容据此以引用方式并入本文。
背景技术
本发明涉及外科器械,并且在各种实施例中,涉及被设计成用于切割和缝合组织的外科切割和缝合器械及其钉仓。
附图说明
通过结合附图参考本发明实施例的以下说明,本发明的特征和优点及其获取方法将变得更加显而易见,并且可更好地理解发明本身,在附图中:
图1是外科缝合和切断器械的左前透视图,其中柄部部分包括连杆触发的自动回缩机构和棘轮手动回缩机构;
图2是图1的外科缝合和切断器械的右后透视图,其中细长轴的一部分被切除并且柄部外壳的右半壳被移除以暴露自动击发端行进回缩机构和手动击发回缩机构;
图3是图1的外科缝合和切断器械的柄部部分和细长轴的右后透视拆解视图;
图4是图1的部分拆解的外科缝合和切断器械的右侧正视图;
图5是图1的部分拆解的外科缝合和切断器械的右后透视图,其中闭合机构闭合和夹紧,并且侧棘爪击发机构完成第一行程,并且其中手动回缩机构被移除以暴露连杆式齿条的远侧连杆,该远侧连杆触发击发机构的自动回缩;
图6是在端部执行器打开且防倒转机构被接合的初始状态下,图4的部分拆解的外科缝合和切断器械的左侧正视图;
图7是紧接远侧连杆已被致动并向前锁紧防倒转释放杠杆以允许连杆式齿条回缩之后,图1的拆解的外科缝合和切断器械的左侧细部正视图;
图8是图1的外科缝合和切断器械的手动回缩机构的空转轮和后齿轮以及手动回缩杠杆和棘轮爪的右拆解透视图;
图9是图1的外科缝合和切断器械的部分拆解的左侧正视图,其中防倒转机构接合至在致动图8的手动回缩杠杆之前从组合拉伸/压缩弹簧断开连接的完全击发的连杆式齿条;
图10为图9的外科缝合和切断器械的部分拆解的左侧正视图,其中防倒转释放杠杆的隐藏部分、后齿轮和手动击发释放杠杆以虚线显示;
图11为在手动击发释放杠杆的致动已使连杆式齿条手动回缩之后,图10的外科缝合和切断器械的部分拆解的左侧正视图;
图12为图11的外科缝合和切断器械的部分拆解的左侧正视图,其中连杆式齿条被省略,以描绘出脱离防倒转机构的手动击发释放杠杆;
图13是另选的防倒转释放机构的右侧正视图,其中连杆式齿条处于回缩位置,并且防倒转释放杠杆朝近侧被定位,其中防倒转板接合到击发杆;
图14是图13的后齿轮、自动回缩凸轮和最远侧连杆的右侧细部正视图;
图15是在另一个击发行程使自动回缩凸轮向远侧滑动并锁定防倒转释放杠杆,从而与防倒转机构脱离之后的自动释放机构的右侧正视图;
图16是打开的钉施用组件的左前透视图,其中可替换钉仓的右半部分包括在钉通道中;
图17为具有完整的可替换钉仓和非关节连接轴构型的图16的钉施用组件的分解透视图;
图18是可定位在钉仓的仓体内的多个钉驱动器的透视图;
图19为图16的钉施用组件的二片刀和击发杆(E型横梁)的透视图;
图20是钉施用组件的钉仓的楔形滑动件的透视图;
图21是沿图16的钉施用组件的中心线21-21在纵向横截面中截取的左侧正视图;
图22是没有可替换钉仓且没有钉通道的远侧部分的图16的打开的钉施用组件的透视图;
图23是沿图16的钉施用组件的线23-23在横截面中截取的前正视图,图中描绘了钉仓的内部钉驱动器以及二片刀和击发杆的一部分;
图24是大体沿图16的闭合的钉施用组件的纵向轴线24-24截取以包括介于二片刀和楔形滑动件之间的中心接触点而且还横向偏移以显示钉仓内的钉和钉驱动器的左侧正视图;
图25是图24的钉施用组件的左侧细部正视图,其中二片刀比替换钉仓时的典型情况略更多地回缩;
图26是对应于图24中描绘构型的图25的钉施用组件的左侧细部正视图,其中二片刀开始击发;
图27是在二片刀和击发杆已向远侧击发后,图24的闭合的钉施用组件的左侧剖面正视图;
图28是在钉仓击发且二片刀回缩后,图27的闭合的钉施用组件的左侧剖面正视图;
图29是图28的钉施用组件的左侧剖面细部正视图,其中二片刀被允许落入闭锁位置;
图29A是根据本公开的各种实施例的端部执行器组件的钳口的局部透视图,其中各种元件都从钳口移除,图中描绘了处于未击发位置的击发组件,并且还描绘了与致动器的释放止挡件接合的滑动件;
图29B为图29A的钳口的局部透视图,其中各种元件都从钳口移除,图中描绘了处于部分击发位置的击发组件,并且还描绘了与致动器的释放止挡件脱离的滑动件;
图30为包括轴和可拆卸端部执行器的外科缝合器械的透视图;
图31是图30的外科缝合器械的轴和端部执行器的局部透视图;
图32是正组装到图30的外科缝合器械的轴的端部执行器的局部透视图;
图33是正组装到图30的外科缝合器械的轴的端部执行器的另一局部透视图;
图34是示出未联接到图30的外科缝合器械的轴的端部执行器的局部剖面正视图;
图35是示出联接到图30的外科缝合器械的轴的端部执行器的局部剖面正视图,并且还示出了处于打开解锁位置的滑动衬圈;
图36是示出联接到图30的外科缝合器械的轴的端部执行器的局部剖面正视图,并且还示出了处于闭合锁定位置的滑动衬圈;
图37是图30的端部执行器的分解图,该端部执行器以部件被移除的状态示出;
图38是图30的轴的分解图;
图39是钉仓和处于闭合位置的砧座的纵向剖面图,钉仓包括刚性支撑部分和可压缩的组织厚度补偿件,示出了钉在第一序列期间从未击发位置运动到击发位置;
图40是图39的砧座和钉仓的另一剖面图,示出了在已完成击发序列后处于打开位置的砧座;
图41是图39的钉仓的局部细部图,示出了处于未击发位置的钉;
图42是钉仓的剖面正视图,该钉仓包括刚性支撑部分和可压缩的组织厚度补偿件,示出了处于未击发位置的钉;
图43是图42的钉仓的细部图;
图44是钉仓和处于打开位置的砧座的正视图,该钉仓包括刚性支撑部分和可压缩的组织厚度补偿件,示出了处于未击发位置的钉;
图45是钉仓和处于闭合位置的砧座的正视图,该钉仓包括刚性支撑部分和可压缩的组织厚度补偿件,示出了处于未击发位置的钉以及被捕获在砧座和组织厚度补偿件之间的组织;
图46是图45的砧座和钉仓的细部图;
图47是图45的砧座和钉仓的正视图,示出了定位在砧座和钉仓之间的具有不同厚度的组织;
图48是如图47所示的图45的砧座和钉仓的细部图;
图49为示出对被捕获在不同钉内的不同组织厚度进行补偿的组织厚度补偿件的示意图;
图50为示出向已被钉线横切的一根或多根血管施加压缩力的组织厚度补偿件的示意图;
图51为示出被捕获在钉内的组织的示意图;
图52为示出被捕获在钉内的厚组织和组织厚度补偿件的示意图;
图53为示出被捕获在钉内的薄组织和组织厚度补偿件的示意图;
图54为示出被捕获在钉内的组织厚度补偿件以及具有中间厚度的组织的示意图;
图55是根据至少一个实施例的外科缝合器械的端部执行器的局部剖面图;
图56是根据至少一个另选的实施例的端部执行器的局部剖面图;
图57是根据另一个另选的实施例的端部执行器的局部剖面图;
图58是示为处于挠曲状态的端部执行器的局部剖面图;
图59为处于释放状态的图58的端部执行器的局部剖面图;
图60是钉仓的剖面透视图,该钉仓包括能够将组织厚度补偿件保持到支撑部分的横向保持构件;
图61是正被用来缝合组织的图60的钉仓的剖面图;
图62是钉仓的透视图,该钉仓包括仓体和通过多个可击发附接构件附接到仓体的组织厚度补偿件;
图63是图62的钉仓的分解图;
图64是图62的钉仓的正视图;
图65是沿图64中的剖面线截取的图62的钉仓的剖面图,示出了处于未击发位置的可击发附接构件;
图66是沿图64中的剖面线截取的图62的钉仓的剖面图,示出了处于断开的击发位置的可击发附接构件;
图67是组织厚度补偿件的透视图;
图68是正被组装到钉仓的图167的组织厚度补偿件的透视图;
图69是图68的组织厚度补偿件和钉仓的分解图;
图70是组织厚度补偿件的近侧端部的细部图;
图71是组装到钉仓的图70的组织厚度补偿件的局部正视图;
图72是图71的组织厚度补偿件和钉仓的平面图;
图73是用于将组织厚度补偿件保持到钉仓的安装件的前视图;
图74是图73的安装件的侧视图;
图75是图73的安装件的后视图;
图76是图73的安装件的底视图;
图77是钉仓的局部剖面图,该钉仓包括能够将组织厚度补偿件可释放地保持到钉仓仓体的保持销;
图77A是图77的钉仓的局部剖面透视图,其中该钉仓的一部分因图示目的而被移除;
图78是图77的钉仓的局部剖面图,示出了处于撤回状态的保持销;
图79是图77的钉仓的局部剖面透视图,也示出了处于撤回状态的保持销;
图80是钉仓的局部剖面图,该钉仓包括能够将组织厚度补偿件可释放地保持到仓体的夹钳,示出了处于闭合状态的夹钳;
图81是图80的钉仓的局部剖面图,示出了处于打开状态的夹钳;
图81A是其上布置有层诸如组织厚度补偿件和/或支撑物材料的钉仓的透视图,其中该钉仓相对端部执行器的切割刀片布置,并且其中端部执行器的其余部分因图示目的而被移除;
图82是图81A的钉仓的剖面平面图,示出了用于切断布置在钉仓远侧腔中的层的远侧端部的切割刀片,其中切割刀片未部署,并且为清晰起见将其中的钉省略;
图83是图81A的钉仓的剖面平面图,其中用于切断层的远侧端部的切割刀片被部署,并且为清晰起见将其中的钉省略;
图84是根据本公开的各种实施例的端部执行器组件的钳口的透视图,描绘了通过近侧连接器和远侧连接器固定到仓体的组织厚度补偿件,并且还描绘了处于未击发位置的击发组件;
图85A是图84的钳口的局部平面图,描绘了处于预致动位置的致动器;
图85B是图84的钳口的局部平面图,描绘了处于致动位置的致动器;
图85C是图85B的钳口的细部图;
图85D是图84的钳口的正视图,描绘了处于致动位置的致动器,并且还描绘了断开的近侧连接器和远侧连接器;
图86是图84的钳口的局部正视图,其中各种元件都从钳口移除,描绘了仓体中与图85A的致动器的突片接合的滑动件;
图87是图84的钳口的局部正视图,其中各种元件都从钳口移除,描绘了仓体中从致动器的突片脱离的滑动件;
图87A是根据本公开的各种实施例的端部执行器组件的钳口的局部平面图,描绘了击发组件抵靠致动器的释放止挡件的击发杆;
图87B是图87A的钳口的局部平面图,描绘了击发组件中延伸穿过致动器的释放止挡件的击发杆;
图88是根据本公开的各种实施例的端部执行器组件的钳口的透视图,描绘了固定到仓体的组织厚度补偿件,并且还描绘了处于未击发位置的击发组件;
图89是图88的钳口的局部正视图,其中各种元件以透明的方式显示,描绘了延伸穿过钳口的致动器,并且还描绘了处于未击发位置的击发组件;
图90是钉仓的局部剖面图,该钉仓包括能够将组织厚度补偿件可释放地保持到仓体的保持销,示出了处于激活状态的保持销;
图91是图90的钉仓的局部剖面图,示出了处于停用状态的保持销;
图92是图90的钉仓的致动器的透视图,该致动器能够使保持销无效;
图93A是根据本公开的各种实施例的端部执行器组件的紧固件仓组件的透视图,描绘了从紧固件仓组件的仓体释放的组织厚度补偿件;
图93B是图93A的紧固件仓组件的透视图,描绘了固定到钉仓组件的仓体的组织厚度补偿件;
图93C是图93A的紧固件仓组件的正视图,其中各种元件都从紧固件仓组件移除,描绘了处于预击发位置的击发组件;
图93D是图93A的紧固件仓组件的正视图,其中各种元件都从紧固件仓组件移除,描绘了处于部分击发位置的击发组件;
图94是根据本公开的各种实施例的端部执行器组件的紧固件仓组件的局部透视图,描绘了从紧固件仓组件的仓体释放的组织厚度补偿件;
图95是根据本公开的各种实施例的端部执行器组件的紧固件仓组件的局部透视图,描绘了从紧固件仓组件的仓体释放的组织厚度补偿件;
图96为图95的紧固件仓组件的局部剖面图,描绘了保持在仓体的桥接件中的组织厚度补偿件的安装件;
图97是根据本公开的各种实施例的端部执行器组件的紧固件仓组件的透视图,描绘了从紧固件仓组件的仓体释放的组织厚度补偿件;
图98是图97的紧固件仓组件的透视图,描绘了固定到紧固件仓组件的仓体的组织厚度补偿件;
图99是图97的端部执行器组件的剖面正视图,描绘了固定到紧固件仓组件的仓体的组织厚度补偿件,并且还描绘了处于未夹紧位置的端部执行器;
图100是图97的端部执行器组件的剖面正视图,描绘了未固定到紧固件仓组件的仓体的组织厚度补偿件,并且还描绘了处于夹紧位置的端部执行器组件;
图101是钉仓施用装置组件的透视图,该钉仓施用装置组件包括上部组织厚度补偿件和钉仓,该上部组织厚度补偿件包括从其延伸的多个保持特征结构,该钉仓包括下部组织厚度补偿件;
图102是定位在钉仓通道内的图101的钉仓施用装置组件和正在该钉仓施用装置组件上闭合的砧座的正视图;
图103是处于再次打开位置的图102的砧座和正从端部执行器移除的图101的钉仓施用装置的正视图;
图104是定位在图101的上部组织厚度补偿件与下部组织厚度补偿件的中间的组织的剖面图;
图105是示出缝合到组织并被切割构件切断的上部组织厚度补偿件和下部组织厚度补偿件的剖面图;
图106是根据至少一个实施例的钉仓施用装置组件的透视图,该钉仓施用装置组件包括能够附接到砧座的上部组织厚度补偿件;
图106A是定位在钉仓通道内的图106的钉仓施用装置组件和正朝向上部组织厚度补偿件运动的砧座的正视图;
图106B示出在上部组织厚度补偿件已与砧座接合之后,正从端部执行器移除的图106的钉仓施用装置;
图107是正朝向图106的上部组织厚度补偿件运动的砧座的剖面端视图;
图108是与上部组织厚度补偿件接合的砧座的剖面端视图;
图109为根据本发明的一个非限制性实施例的钉仓的透视图,一片支撑物材料可释放地保持到该钉仓;
图110是图109的钉仓和支撑物材料片的分解透视图,其中支撑物材料片包括从其延伸的多个构件;
图111是沿图109中的线111-111截取的剖面图,示出了与根据本发明的一个非限制性实施例的钉腔接合的图110的构件;
图112是一片支撑物材料的剖面图,该片支撑物材料包括与根据本发明的一个非限制性实施例的钉仓的钉腔接合的构件;
图113是图112的分解图,示出了与根据本发明的一个非限制性实施例的钉仓的钉腔分开的构件;
图114是钉仓的支撑部分的局部透视图,该钉仓包括可拆卸和/或可替换的钉腿导向件;
图115是图114的钉仓的局部剖面图,示出了正从钉仓部署的钉;
图116是在钉仓已被击发之后,图114的剖面图的细部图;
图117是根据本公开的各种实施例的仓体、外壳和组织厚度补偿件的局部透视图,描绘了从仓体延伸的突出部;
图118是根据本公开的各种实施例的仓体、外壳和组织厚度补偿件的局部透视图,描绘了从外壳延伸的突出部;
图119是根据本公开的各种实施例的端部执行器组件的局部剖面图,描绘了定位在端部执行器组件的仓体的钉腔中的钉,并且还描绘了处于未成形构型的钉;
图120是图119的端部执行器组件的局部剖面图,描绘了从钉腔射出的钉,并且还描绘了处于成形构型的钉;
图121是根据本公开的各种实施例的钉和锁的透视图,描绘了处于锁定构型的锁;
图122是图121的钉和锁的透视图,描绘了处于锁定构型的锁;
图123是图121的钉和锁的透视图,描绘了在钉腔中处于预击发位置的锁,并且还描绘了处于锁定构型的锁;
图124是图121的钉和锁的透视图,描绘了在钉腔中处于击发位置的锁,并且还描绘了处于未锁定构型的锁;
图125是根据本公开的各种实施例的端部执行器组件的紧固件仓组件的透视图,描绘了从紧固件仓组件的仓体中的锁腔延伸的锁;
图126是图125的锁的剖面图,描绘了处于未锁定构型的锁和未固定到该锁的连接器;
图126A是图125的紧固件仓组件的局部剖面图,描绘了仓体、连接器、组织厚度补偿件和处于部分组装位置的锁;
图127是图125的紧固件仓组件的局部剖面图,描绘了处于锁定构型的锁,描绘了处于夹紧位置的砧座,并且描绘了处于未击发位置的驱动器键;
图128是图125的紧固件仓组件的局部剖面图,描绘了处于锁定构型的锁,描绘了处于夹紧位置的砧座,并且还描绘了处于部分击发位置的驱动器键;
图129是图125的紧固件仓组件的局部剖面图,描绘了处于未锁定构型的锁,描绘了处于夹紧位置的砧座,还描绘了处于击发位置的驱动器键;
图130是端部执行器的剖面图,示出了处于部分击发位置的击发构件;
图131是图130的端部执行器的剖面图,示出了正远离部分植入的组织厚度补偿件运动的支撑部分;
图132是根据至少一个实施例的包括具有不同高度的钉驱动器的钉仓的局部剖视图;
图133是示出图132的钉驱动器和支撑在其上的具有不同未击发高度的钉的示意图;
图134是根据至少一个实施例的包括组织厚度补偿件和支撑部分的钉仓的剖面图;
图135是组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图136是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图137是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图138是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图139是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图140是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图141是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图142是围绕图141的钉的顶端的区域的细部图;
图143是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图144是围绕图143的钉的顶端的区域的细部图;
图145是根据至少一个另选的实施例的组织厚度补偿件、钉导向层和处于未击发位置的钉的局部剖面图;
图146是根据至少一个另选的实施例的钉导向层和处于未击发位置的多个钉的透视图;
图147是组织厚度补偿件和钉仓体的分解图;
图148是一次性加载单元的正视图,该一次性加载单元包括能够支撑钉仓的可枢转钳口;
图149是定位在一次性加载单元的执行器内的组织厚度补偿件施用装置的透视图;
图150是图149的组织厚度补偿件施用装置的顶部透视图;
图151是图149的组织厚度补偿件施用装置的底部透视图;
图152是根据至少一个实施例的外科缝合器械的端部执行器的剖面图,该外科缝合器械包括具有不同高度和波状平台表面的钉驱动器;
图153是根据至少一个实施例的外科缝合器械的端部执行器的剖面图,该外科缝合器械包括具有不同高度和阶梯式平台表面的钉驱动器;
图154是示出包括变化厚度的组织厚度补偿件、具有不同高度的钉驱动器和具有不同未成形高度的钉的示意图;
图155是示出被植入到组织的图154的钉和组织厚度补偿件的示意图;
图156是附接到钉仓体的组织厚度补偿件的局部剖面图;
图157是图156的组织厚度补偿件和钉仓体的局部剖面图;
图158是图156的组织厚度补偿件的局部分解图;
图159是组织厚度补偿件、钉仓体和击发构件的局部分解图;
图160是图159的实施例的局部正视图;
图161是钉仓的底视图;
图162是图161的钉仓的细部底视图;
图163是钉仓的分解图,示出了钉驱动器布置;
图164是附接到钉仓并且在保持器与钉仓中间布置有层(诸如组织厚度补偿件)的保持器的一个实施例的透视图,其中保持器、层和钉仓相对外科缝合器布置,并且其中钉仓通道因图示目的而被移除;
图165是图164的保持器的透视图;
图166是图164的保持器、层和钉仓的平面图;
图167是图164的保持器、层和钉仓的剖面图,其中钉的顶端从钉仓中的钉腔延伸并延伸到层中;
图168是保持器的一个实施例的透视图,其中该保持器包括可运动凸轮部分和锁定突片;
图169是附接至钉仓的图168的保持器的透视图,其中钉仓和保持器定位成插入外科缝合器的端部执行器的钉仓通道中;
图170是定位成插入但不完全插入外科缝合器的端部执行器的仓通道中的图168的保持器的平面图;
图171是定位成插入但不完全插入图170的钉仓通道中的图168的保持器的剖面端视图;
图172是完全插入图170的钉仓通道中的图168的保持器的平面图;
图173是完全插入图170的钉仓通道中的图168的保持器的剖面端视图,其中该保持器处于解锁状态并正从钉仓移除;
图174是根据至少一个实施例的端部执行器插入件的平面图;
图175是图174的端部执行器插入件的正视图;
图176是图174的端部执行器插入件的透视图;
图177是图174的端部执行器插入件的局部透视图,描绘了正在接合外科器械的端部执行器的砧座的端部执行器插入件;
图178是图174的端部执行器插入件的局部透视图,描绘了正在接合外科器械的端部执行器的钉仓的端部执行器插入件;
图179是图174的端部执行器插入件的正视图,描绘了正在接合外科器械的端部执行器的端部执行器插入件;
图180是定位在外科器械的端部执行器中的图174的端部执行器插入件的正视图;
图181是钉仓组件的一个实施例的局部透视图,该钉仓组件包括钉仓层和相对钉仓定位的砧座可附接的层;
图182是图181的钉仓组件的局部透视图,其中砧座可附接的层被紧固至钉仓;
图183是钉仓组件的一个实施例的局部透视图,该钉仓组件包括钉仓层和相对钉仓定位的砧座可附接的层,其中砧座可附接的层的近端部分通过粘合剂或通过焊接附接到钉仓的附接特征结构,并且其中砧座可附接的层的一部分因图示目的而被示为透明的;
图184是图183的钉仓组件的局部透视图,其中砧座可附接的层的近端部分的拐角被示为与钉仓分开并从钉仓提离;
图185是钉仓组件的一个实施例的局部透视图,该钉仓组件包括钉仓层和相对钉仓定位的砧座可附接的层,其中砧座可附接的层附接到钉仓层;
图186是图185的钉仓层和附接到该钉仓层的砧座可附接的层的细部图;
图187是砧座可附接的层实施例的局部平面图;
图188是正被切割刀片切割的图187的砧座可附接的层的局部平面图;
图189是根据至少一个实施例的套筒的组织补偿件的平面图;
图190是图189的组织补偿件的透视图;
图191是图189的组织补偿件的正视图;
图192是组织厚度补偿件的透视图;
图193是附接到钉仓的图192的组织厚度补偿件的透视图;
图194是与图192的一个组织厚度补偿件至少部分地重叠的图192的另一个组织厚度补偿件的细部图;
图195是其上附接有组织厚度补偿件的钉仓的透视图;
图196是与图195的一个组织厚度补偿件至少部分地重叠的图195的另一个组织厚度补偿件的细部图;
图197是包括组织厚度补偿件的钉仓的分解图,该组织厚度补偿件包括多个层;
图198是示出在患者组织的一侧上植入的图197的一个组织厚度补偿件和在该组织的另一侧上植入的图197的另一个组织厚度补偿件的剖面示意图;
图199是根据各种实施例的缝合器械的端部执行器的分解透视图,该端部执行器包括钉仓和组织厚度补偿件;
图200是根据各种实施例的图199组织厚度补偿件的剖面图;
图201是根据各种实施例的组织厚度补偿件的顶视图,该组织厚度补偿件包括多个圆形片;
图202是根据各种实施例的组织厚度补偿件的顶视图,该组织厚度补偿件包括多个圆形片;
图202A是根据各种实施例的组织厚度补偿件的剖面图;
图203是根据各种实施例的组织厚度补偿件的顶视图;
图204是根据各种实施例的组织厚度补偿件的顶视图,该组织厚度补偿件包括多个六边形片;
图205是根据各种实施例的紧固的组织厚度补偿件的顶视图,该紧固的组织厚度补偿件包括多个片;
图206是根据各种实施例的组织厚度补偿件的顶视图,该组织厚度补偿件包括多个狭缝;
图207A是根据至少一个实施例的钉仓和层的分解图;
图207B是根据至少一个实施例的捕获在钉仓与砧座之间的层和组织T的剖面图;
图207C是根据至少一个实施例的包括柱形防滑钉的层的透视图;
图208是图207C中的层的剖面图;
图209是根据至少一个实施例的包括线状突起的层的透视图;
图210是图209中的层的剖面图;
图211是根据至少一个实施例的包括圆顶形突起的层的透视图;
图212是图211中的层的剖面图;
图213是根据至少一个实施例的包括线状凹陷的层的透视图;
图214是图213中的层的剖面图;
图215是根据至少一个实施例的包括线状突起的层的透视图;
图216是图215中的层的剖面图;
图217是根据至少一个实施例的包括线状突起的层的透视图;
图218是根据至少一个实施例的包括圆锥形突起的层的透视图;
图219是根据至少一个实施例的包括金字塔形突起的层的透视图;
图220是根据至少一个实施例的图219中的层的剖面图;
图221是根据至少一个实施例的层的透视图;
图222是图221中的层的剖面图;
图223是根据至少一个实施例的包括凹陷的层的透视图;
图224是图223中的层的剖面图;
图224A是根据至少一个实施例的包括厚度减小部分的层和捕获在包括多个钉成形凹坑的砧座与钉仓之间的组织T的剖面图;
图224B是根据至少一个实施例的包括多个突起的层和捕获在包括多个钉成形凹坑的砧座与钉仓之间的组织T的剖面图;
图225是根据至少一个实施例的固定到外科器械端部执行器的砧座的层(诸如组织厚度补偿件)的透视剖面图;
图226是固定到砧座的图225的层的剖面图;
图227是图225的层的剖面图;
图228是与钉仓一起使用的保持器实施例的透视图;
图229是包括与钉仓和砧座可附接的层接合的图228的保持器的钉仓组件的透视图;
图230是图229的钉仓组件的平面图;
图231是图229的钉仓组件的剖面端视图,其中钉仓组件插入端部执行器的钉仓通道中,并且端部执行器的砧座相对钉仓组件定位;
图232是图231中所示钉仓组件和端部执行器的剖面端视图,其中砧座被抵靠砧座可附接的层和保持器按压;
图233是图231中所示钉仓组件和端部执行器的剖面平面图,其中砧座已从保持器抬离,从而将附接的砧座可附接的层从保持器移除;
图234是图231中所示端部执行器的剖面平面图,其中砧座可附接的层附接到砧座并且保持器已移除;
图235是根据至少一个实施例的砧座可附接的层实施例的透视图;
图236是根据至少一个实施例的砧座可附接的层实施例的透视图;
图237是根据至少一个实施例的砧座可附接的层实施例的透视图;
图238是具有可部署附接特征结构的砧座可附接的层实施例的透视图,其中可部署附接特征结构处于未部署构型;
图239是图238的砧座可附接的层的透视图,其中可部署附接特征结构以部署构型示出;
图240是相对端部执行器的砧座定位的图238的砧座可附接的层的剖面平面图,其中可部署附接特征结构被部署在砧座的狭槽中;
图241是具有可部署附接特征结构的砧座可附接的层实施例的透视图,其中可部署附接特征结构处于未部署构型;
图242是图241的砧座可附接的层的透视图,其中可部署附接特征结构以部署构型示出;
图243是相对端部执行器的砧座定位的图241的砧座可附接的层的剖面平面图,其中可部署附接特征结构被部署在砧座的狭槽中;
图244是根据至少一个实施例的砧座和组织厚度补偿件的分解透视图;
图245是根据至少一个实施例的砧座和砧座可附接的层(诸如组织厚度补偿件)的剖面平面图,该砧座包括多个钉成形凹坑,该砧座可附接的层包括与成形凹坑对齐的多个囊;
图246是图245的砧座可附接的层的囊的细部图;
图247是示出相对组织定位的图245的砧座和砧座可附接的层的示意图,该组织将被来自定位在组织相对侧上的钉仓的钉缝合;
图248是示出朝向图247的钉仓运动的图245砧座和从该钉仓部分击发的钉的示意图;
图249是相对砧座和患者组织布置的砧座可附接的层实施例的剖面图,其中钉仓的钉被击发穿过该砧座可附接的层和患者组织;
图250是相对砧座和患者组织定位的砧座可附接的层实施例的剖面图,其中钉仓的钉被击发穿过该砧座可附接的层和患者组织;
图251示出正被插入外科器械中的保持器组件,其中该外科器械包括砧座和钉仓通道,并且其中插入工具的一部分因图示目的而被移除;
图252示出正被插入外科器械中的图251的保持器组件,其中插入工具的一部分因图示目的而被移除;
图253示出图251的插入工具,该插入工具正相对保持器运动以接合钉仓通道中的钉仓并接合带有砧座的砧座可附接的层(诸如组织厚度补偿件),其中该插入工具的一部分因图示目的而被移除;
图254示出正相对保持器运动以使保持器从砧座可附接的层和钉仓脱离的图251的插入工具,其中该插入工具的一部分因图示目的而被移除;
图255是与钉仓接合的保持器实施例的透视图,其中具有可部署附接特征结构的砧座可附接的层与保持器接合,并且其中保持器被定位成插入端部执行器中;
图256是图255的保持器的透视图;
图257是图255的保持器的正视图;
图258是插入端部执行器中的图255的保持器、钉仓和砧座可附接的层的正视图,其中砧座可附接的层的可部署附接特征结构已部署,并且其中砧座和砧座可附接的层的一部分因图示目的而被移除;
图259是插入端部执行器中的保持器实施例的正视图,其中具有可部署附接特征结构的砧座可附接的层布置在保持器上,并且其中保持器、砧座可附接的层和砧座的一部分因图示目的而被移除;
图260是图259的保持器的正视图,其中保持器已将砧座可附接的层的可部署附接特征结构部署,并且其中保持器、砧座可附接的层和砧座的一部分因图示目的而被移除;
图261是图259的保持器、砧座可附接的层和砧座的细部正视图,其中可部署附接特征结构尚未部署,并且其中保持器、砧座可附接的层和砧座的部分因图示目的而被移除;
图262是图259的保持器、砧座可附接的层和砧座的细部正视图,其中可部署附接特征结构已部署到砧座的狭槽中,并且其中保持器、砧座可附接的层和砧座的部分因图示目的而被移除;
图263示出根据某些非限制性实施例的包括可流动附接部分的组织厚度补偿件;
图264示出根据某些非限制性实施例的与钉仓中的狭槽对齐的处于无应力位置的压敏粘合剂层合体;
图265示出根据某些非限制性实施例的可释放地附接到钉仓的图264的压敏粘合剂层合体;
图266示出根据某些非限制性实施例的包括可流动附接部分的组织厚度补偿件;
图267示出根据某些非限制性实施例的与钉仓中的钉腔对齐的处于无应力位置的压敏粘合剂层合体;
图268示出根据某些非限制性实施例的可释放地附接到钉仓的图267的压敏粘合剂层合体;
图269至图273示出根据某些非限制性实施例的包括粘合剂突片的压敏粘合剂层合体;
图274至图279示出根据某些非限制性实施例的包括粘合剂突片的压敏粘合剂层合体;
图280至图283示出根据某些非限制性实施例的包括用于可释放地附接到砧座的突片的压敏粘合剂层合体;
图284至图288示出根据某些非限制性实施例的使用施用装置可释放地附接到砧座的压敏粘合剂层合体;
图289至图292示出根据某些非限制性实施例的可释放地附接到砧座的压敏粘合剂层合体;
图293是外科缝合器械的端部执行器的透视图,该端部执行器包括从砧座延伸的可植入过渡部分和从钉仓延伸的可植入过渡部分;
图294是描绘定位在图293的外科缝合器械的砧座与钉仓之间的组织的示意图。
在多个视图中,对应的参考符号指示对应的部件。本文示出的范例以一种形式示出了本发明的某些实施例,并且不应将此类范例理解为以任何方式限制本发明的范围。
具体实施方式
本申请的申请人还拥有以下鉴定的美国专利申请,这些美国专利申请每个都以引用的方式各自整体并入本文:
名称为“SURGICALINSTRUMENTSWITHRECONFIGURABLESHAFTSEGMENTS”的美国专利申请序列号12/894,311(现为美国专利公布2012/0080496);
名称为“SURGICALSTAPLECARTRIDGESSUPPORTINGNON-LINEARLYARRANGEDSTAPLESANDSURGICALSTAPLINGINSTRUMENTSWITHCOMMONSTAPLE-FORMINGPOCKETS”的美国专利申请序列号12/894,340(现为美国专利公布2012/0080482);
名称为“JAWCLOSUREARRANGEMENTSFORSURGICALINSTRUMENTS”的美国专利申请序列号12/894,327(现为美国专利公布2012/0080499);
名称为“SURGICALCUTTINGANDFASTENINGINSTRUMENTSWITHSEPARATEANDDISTINCTFASTENERDEPLOYMENTANDTISSUECUTTINGSYSTEMS”的美国专利申请序列号12/894,351(现为美国专利公布2012/0080502);
名称为“IMPLANTABLEFASTENERCARTRIDGEHAVINGANON-UNIFORMARRANGEMENT”的美国专利申请序列号12/894,338(现为美国专利公布2012/0080481);
名称为“IMPLANTABLEFASTENERCARTRIDGECOMPRISINGASUPPORTRETAINER”的美国专利申请序列号12/894,369(现为美国专利公布2012/0080344);
名称为“IMPLANTABLEFASTENERCARTRIDGECOMPRISINGMULTIPLELAYERS”的美国专利申请序列号12/894,312(现为美国专利公布2012/0080479);
名称为“SELECTIVELYORIENTABLEIMPLANTABLEFASTENERCARTRIDGE”的美国专利申请序列号12/894,377(现为美国专利公布2012/0080334);
名称为“SURGICALSTAPLINGINSTRUMENTWITHCOMPACTARTICULATIONCONTROLARRANGEMENT”的美国专利申请序列号12/894,339(现为美国专利公布2012/0080500);
名称为“SURGICALSTAPLINGINSTRUMENTWITHAVARIABLESTAPLEFORMINGSYSTEM”的美国专利申请序列号12/894,360(现为美国专利公布2012/0080484);
名称为“SURGICALSTAPLINGINSTRUMENTWITHINTERCHANGEABLESTAPLECARTRIDGEARRANGEMENTS”的美国专利申请序列号12/894,322(现为美国专利公布2012/0080501);
名称为“SURGICALSTAPLECARTRIDGESWITHDETACHABLESUPPORTSTRUCTURESANDSURGICALSTAPLINGINSTRUMENTSWITHSYSTEMSFORPREVENTINGACTUATIONMOTIONSWHENACARTRIDGEISNOTPRESENT”的美国专利申请序列号12/894,350(现为美国专利公布2012/0080478);
名称为“IMPLANTABLEFASTENERCARTRIDGECOMPRISINGBIOABSORBABLELAYERS”的美国专利申请序列号12/894,383(现为美国专利公布2012/0080345);
名称为“COMPRESSIBLEFASTENERCARTRIDGE”的美国专利申请序列号12/894,389(现为美国专利公布2012/0080335);
名称为“FASTENERSSUPPORTEDBYAFASTENERCARTRIDGESUPPORT”的美国专利申请序列号12/894,345(现为美国专利公布2012/0080483);
名称为“COLLAPSIBLEFASTENERCARTRIDGE”的美国专利申请序列号12/894,306(现为美国专利公布2012/0080332);
名称为“FASTENERSYSTEMCOMPRISINGAPLURALITYOFCONNECTEDRETENTIONMATRIXELEMENTS”的美国专利申请序列号12/894,318(现为美国专利公布2012/0080480);
名称为“FASTENERSYSTEMCOMPRISINGARETENTIONMATRIXANDANALIGNMENTMATRIX”的美国专利申请序列号12/894,330(现为美国专利公布2012/0080503);
名称为“FASTENERSYSTEMCOMPRISINGARETENTIONMATRIX”的美国专利申请序列号12/894,361(现为美国专利公布2012/0080333);
名称为“FASTENINGINSTRUMENTFORDEPLOYINGAFASTENERSYSTEMCOMPRISINGARETENTIONMATRIX”的美国专利申请序列号12/894,367(现为美国专利公布2012/0080485);
名称为“FASTENERSYSTEMCOMPRISINGARETENTIONMATRIXANDACOVER”的美国专利申请序列号12/894,388(现为美国专利公布2012/0080487);
名称为“FASTENERSYSTEMCOMPRISINGAPLURALITYOFFASTENERCARTRIDGES”的美国专利申请序列号12/894,376(现为美国专利公布2012/0080486);
名称为“SURGICALSTAPLERANVILCOMPRISINGAPLURALITYOFFORMINGPOCKETS”的美国专利申请序列号13/097,865(现为美国专利公布2012/0080488);
名称为“TISSUETHICKNESSCOMPENSATORFORASURGICALSTAPLER”的美国专利申请序列号13/097,936(现为美国专利公布2012/0080339);
名称为“STAPLECARTRIDGECOMPRISINGAVARIABLETHICKNESSCOMPRESSIBLEPORTION”的美国专利申请序列号13/097,954(现为美国专利公布2012/0080340);
名称为“STAPLECARTRIDGECOMPRISINGSTAPLESPOSITIONEDWITHINACOMPRESSIBLEPORTIONTHEREOF”的美国专利申请序列号13/097,856(现为美国专利公布2012/0080336);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGDETACHABLEPORTIONS”的美国专利申请序列号13/097,928(现为美国专利公布2012/0080490);
名称为“TISSUETHICKNESSCOMPENSATORFORASURGICALSTAPLERCOMPRISINGANADJUSTABLEANVIL”的美国专利申请序列号13/097,891(现为美国专利公布2012/0080489);
名称为“STAPLECARTRIDGECOMPRISINGANADJUSTABLEDISTALPORTION”的美国专利申请序列号13/097,948(现为美国专利公布2012/0083836);
名称为“COMPRESSIBLESTAPLECARTRIDGEASSEMBLY”的美国专利申请序列号13/097,907(现为美国专利公布2012/0080338);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGPORTIONSHAVINGDIFFERENTPROPERTIES”的美国专利申请序列号13/097,861(现为美国专利公布2012/0080337);
名称为“STAPLECARTRIDGELOADINGASSEMBLY”的美国专利申请序列号13/097,869(现为美国专利公布2012/0160721);
名称为“COMPRESSIBLESTAPLECARTRIDGECOMPRISINGALIGNMENTMEMBERS”的美国专利申请序列号13/097,917(现为美国专利公布2012/0083834);
名称为“STAPLECARTRIDGECOMPRISINGARELEASABLEPORTION”的美国专利申请序列号13/097,873(现为美国专利公布2012/0083833);
名称为“STAPLECARTRIDGECOMPRISINGCOMPRESSIBLEDISTORTIONRESISTANTCOMPONENTS”的美国专利申请序列号13/097,938(现为美国专利公布2012/0080491);
名称为“STAPLECARTRIDGECOMPRISINGATISSUETHICKNESSCOMPENSATOR”的美国专利申请序列号13/097,924(现为美国专利公布2012/0083835);
名称为“SURGICALSTAPLERWITHFLOATINGANVIL”的美国专利申请序列号13/242,029(现为美国专利公布2012/0080493);
名称为“CURVEDENDEFFECTORFORASTAPLINGINSTRUMENT”的美国专利申请序列号13/242,066(现为美国专利公布2012/0080498);
名称为“STAPLECARTRIDGEINCLUDINGCOLLAPSIBLEDECK”的美国专利申请序列号13/242,086;
名称为“STAPLECARTRIDGEINCLUDINGCOLLAPSIBLEDECKARRANGEMENT”的美国专利申请序列号13/241,912;
名称为“SURGICALSTAPLERWITHSTATIONARYSTAPLEDRIVERS”的美国专利申请序列号13/241,922;
名称为“SURGICALINSTRUMENTWITHTRIGGERASSEMBLYFORGENERATINGMULTIPLEACTUATIONMOTIONS”的美国专利申请序列号13/241,637(现为美国专利公布2012/0074201);
名称为“SURGICALINSTRUMENTWITHSELECTIVELYARTICULATABLEENDEFFECTOR”的美国专利申请序列号13/241,629(现为美国专利公布2012/0074200);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGAPLURALITYOFCAPSULES”的美国专利申请序列号13/433,096(现为美国专利公布2012/0241496);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGAPLURALITYOFLAYERS”的美国专利申请序列号13/433,103(现为美国专利公布2012/0241498);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGARESERVOIR”的美国专利申请序列号13/433,098(现为美国专利公布2012/0241491);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGARESERVOIR”的美国专利申请序列号13/433,102(现为美国专利公布2012/0241497);
名称为“RETAINERASSEMBLYINCLUDINGATISSUETHICKNESSCOMPENSATOR”的美国专利申请序列号13/433,114(现为美国专利公布2012/0241499);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGATLEASTONEMEDICAMENT”的美国专利申请序列号12/433,136(现为美国专利公布2012/0241492);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGCONTROLLEDRELEASEANDEXPANSION”的美国专利申请序列号13/433,141(现为美国专利公布2012/0241493);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGFIBERSTOPRODUCEARESILIENTLOAD”的美国专利申请序列号13/433,144(现为美国专利公布2012/0241500);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGSTRUCTURETOPRODUCEARESILIENTLOAD”的美国专利申请序列号13/433,148(现为美国专利公布2012/0241501);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGRESILIENTMEMBERS”的美国专利申请序列号13/433,155(现为美国专利公布2012/0241502);
名称为“METHODSFORFORMINGTISSUETHICKNESSCOMPENSATORARRANGEMENTSFORSURGICALSTAPLERS”的美国专利申请序列号13/433,163(现为美国专利公布2012/0248169);
名称为“TISSUETHICKNESSCOMPENSATORS”的美国专利申请序列号13/433,167(现为美国专利公布2012/0241503);
名称为“LAYEREDTISSUETHICKNESSCOMPENSATOR”的美国专利申请序列号13/433,175(现为美国专利公布2012/0253298);
名称为“TISSUETHICKNESSCOMPENSATORSFORCIRCULARSURGICALSTAPLERS”的美国专利申请序列号13/433,179(现为美国专利公布2012/0241505);
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGCAPSULESDEFININGALOWPRESSUREENVIRONMENT”的美国专利申请序列号13/433,115;
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISEDOFAPLURALITYOFMATERIALS”的美国专利申请序列号13/433,118;
名称为“MOVABLEMEMBERFORUSEWITHATISSUETHICKNESSCOMPENSATOR”的美国专利申请序列号13/433,135;
名称为“TISSUETHICKNESSCOMPENSATORANDMETHODFORMAKINGTHESAME”的美国专利申请序列号13/433,140;
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGCHANNELS”的美国专利申请序列号13/433,147;
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGTISSUEINGROWTHFEATURES”的美国专利申请序列号13/433,126;
名称为“DEVICESANDMETHODSFORATTACHINGTISSUETHICKNESSCOMPENSATINGMATERIALSTOSURGICALSTAPLINGINSTRUMENTS”的美国专利申请序列号13/433,132;以及
名称为“TISSUETHICKNESSCOMPENSATORCOMPRISINGAPLURALITYOFMEDICAMENTS”的美国专利申请序列号13/433,129。
本申请的申请人还拥有以下鉴定的美国专利申请,这些美国专利申请每个都以引用的方式各自整体并入本文:
名称为“STAPLECARTRIDGESFORFORMINGSTAPLESHAVINGDIFFERINGFORMEDSTAPLEHEIGHTS”的美国专利申请序列号11/216,562(现为美国专利7,669,746);
名称为“SURGICALSTAPLINGDEVICEWITHANVILHAVINGSTAPLEFORMINGPOCKETSOFVARYINGDEPTHS”的美国专利申请序列号11/714,049(现为美国专利公布2007/0194082);
名称为“SURGICALSTAPLINGDEVICESTHATPRODUCEFORMEDSTAPLESHAVINGDIFFERENTLENGTHS”的美国专利申请序列号11/711,979(现为美国专利8,317,070);
名称为“SURGICALSTAPLINGDEVICEWITHSTAPLEDRIVERSOFDIFFERENTHEIGHT”的美国专利申请序列号11/711,975(现为美国专利公布2007/0194079);
名称为“SURGICALSTAPLINGDEVICEWITHSTAPLEDRIVERTHATSUPPORTSMULTIPLEWIREDIAMETERSTAPLES”的美国专利申请序列号11/711,977(现为美国专利7,673,781);
名称为“SURGICALSTAPLINGDEVICEWITHMULTIPLESTACKEDACTUATORWEDGECAMSFORDRIVINGSTAPLEDRIVERS”的美国专利申请序列号11/712,315(现为美国专利7,500,979);
名称为“STAPLECARTRIDGESFORFORMINGSTAPLESHAVINGDIFFERINGFORMEDSTAPLEHEIGHTS”的美国专利申请序列号12/038,939(现为美国专利7,934,630);
名称为“SURGICALSTAPLINGSYSTEMSTHATPRODUCEFORMEDSTAPLESHAVINGDIFFERENTLENGTHS”的美国专利申请序列号13/020,263(现为美国专利公布2011/0147434);
名称为“ROBOTICALLY-CONTROLLEDSURGICALSTAPLINGDEVICESTHATPRODUCEFORMEDSTAPLESHAVINGDIFFERENTLENGTHS”的美国专利申请序列号13/118,278(现为美国专利公布2011/0290851);
名称为“ROBOTICALLY-CONTROLLEDCABLE-BASEDSURGICALENDEFFECTORS”的美国专利申请序列号13/369,629(现为美国专利公布2012/0138660);
名称为“SURGICALSTAPLINGDEVICESFORFORMINGSTAPLESWITHDIFFERENTFORMEDHEIGHTS”的美国专利申请序列号12/695,359(现为美国专利公布2010/0127042);以及
名称为“STAPLECARTRIDGESFORFORMINGSTAPLESHAVINGDIFFERINGFORMEDSTAPLEHEIGHTS”的美国专利申请序列号13/072,923(现为美国专利公布2011/0174863)。
本申请的申请人还拥有以下鉴定的美国专利申请,这些美国专利申请与本申请同一天提交,并且每个都以引用方式各自整体并入本文:
名称为“SURGICALSTAPLINGCARTRIDGEWITHLAYERRETENTIONFEATURES”(代理人案卷号END7104USCIP1/110606CIP1)的美国专利申请序列号_______________;
名称为“ADHESIVEFILMLAMINATE”(代理人案卷号END6843USCIP19/100528CP19)的美国专利申请序列号_______________;
名称为“ACTUATORFORRELEASINGATISSUETHICKNESSCOMPENSATORFROMAFASTENERCARTRIDGE”(代理人案卷号END6848USCIP2/100533CIP2)的美国专利申请序列号_______________;
名称为“RELEASABLETISSUETHICKNESSCOMPENSATORANDFASTENERCARTRIDGEHAVINGTHESAME”(代理人案卷号END6848USCIP3/100533CIP3)的美国专利申请序列号_______________;
名称为“FASTENERCARTRIDGECOMPRISINGACUTTINGMEMBERFORRELEASINGATISSUETHICKNESSCOMPENSATOR”(代理人案卷号END6848USCIP5/100533CIP5)的美国专利申请序列号_______________;
名称为“FASTENERCARTRIDGECOMPRISINGARELEASABLYATTACHEDTISSUETHICKNESSCOMPENSATOR”(代理人案卷号END6848USCIP6/100533CIP6)的美国专利申请序列号_______________;
名称为“STAPLECARTRIDGECOMPRISINGARELEASABLECOVER”(代理人案卷号END7201USNP/120294)的美国专利申请序列号_______________;
名称为“ANVILLAYERATTACHEDTOAPROXIMALENDOFANENDEFFECTOR”(代理人案卷号END7102USCIP2/110604CIP2)的美国专利申请序列号_______________;
名称为“LAYERCOMPRISINGDEPLOYABLEATTACHMENTMEMBERS”(代理人案卷号END7102USCIP3/110604CIP3)的美国专利申请序列号_______________;
名称为“ENDEFFECTORCOMPRISINGADISTALTISSUEABUTMENTMEMBER”(代理人案卷号END7102USCIP4/110604CIP4)的美国专利申请序列号_______________;
名称为“LAYERARRANGEMENTSFORSURGICALSTAPLECARTRIDGES”(代理人案卷号END6232USCIP1/070348CIP1)的美国专利申请序列号_______________;
名称为“IMPLANTABLEARRANGEMENTSFORSURGICALSTAPLECARTRIDGES”(代理人案卷号END6232USCIP2/070348CIP2)的美国专利申请序列号_______________;
名称为“MULTIPLETHICKNESSIMPLANTABLELAYERSFORSURGICALSTAPLINGDEVICES”(代理人案卷号END6840USCIP2/100525CIP2)的美国专利申请序列号_______________;
名称为“RELEASABLELAYEROFMATERIALANDSURGICALENDEFFECTORHAVINGTHESAME”(代理人案卷号END6232USCIP3/070348CIP3)的美国专利申请序列号_______________;
名称为“ACTUATORFORRELEASINGALAYEROFMATERIALFROMASURGICALENDEFFECTOR”(代理人案卷号END6232USCIP4/070348CIP4)的美国专利申请序列号_______________;以及
名称为“STAPLECARTRIDGECOMPRISINGARELEASABLEPORTION”(代理人案卷号END7200USNP/120302)的美国专利申请序列号_______________。
现将描述某些示例性实施例,以从整体上理解本文所公开的装置的结构、功能、制造的原理和用途以及方法。这些实施例的一个或多个例子在附图中示出。本领域的普通技术人员将会理解,在本文中具体描述并示出于附图中的装置和方法为非限制性的示例性实施例,并且本发明的多个实施例的范围仅由权利要求书限定。结合一个示例性实施例进行图解说明或描述的特征,可与其他实施例的特征进行组合。这些修改形式和变化形式旨在包括在本发明的范围之内。
本说明书通篇提及的“各种实施例”、“一些实施例”、“一个实施例”或“实施例”等,意味着结合所述实施例描述的具体特征、结构或特性包括在至少一个实施例中。因此,本说明书通篇出现的短语“在各种实施例中”、“在一些实施例中”、“在一个实施例中”或“在实施例中”等并不一定都指相同的实施例。此外,在一个或多个实施例中,具体特征、结构或特性可以任何合适的方式结合。因此,在无限制的情形下,结合一个实施例示出或描述的具体特征、结构或特性可全部或部分地与一个或多个其他实施例的特征、结构或特性结合。这些修改形式和变化形式旨在包括在本发明的范围之内。
本文所用术语“近侧”和“远侧”是相对于操纵外科器械的柄部部分的临床医生而言的。术语“近侧”是指最靠近临床医生的部分,并且术语“远侧”则是指远离临床医生的部分。还应当理解,为简洁和清楚起见,本文可以结合附图使用诸如“垂直”、“水平”、“上”和“下”之类的空间术语。然而,外科器械能够在许多取向和位置使用,并且这些术语并非限制性的和/或绝对化的。
本发明提供了各种用于执行腹腔镜式外科手术操作和微创外科手术操作的示例性装置和方法。然而,本领域的普通技术人员将容易理解,本文所公开的各种方法和装置可用于许多外科手术和应用中,包括例如与开放式外科手术相结合。继续参阅本具体实施方式,本领域的普通技术人员将进一步理解,本文所公开的各种器械可以任何方式插入体内,诸如通过自然孔口、通过形成于组织中的切口或穿刺孔等。器械的工作部分或端部执行器部分可被直接插入患者体内或可通过具有工作通道的进入装置插入,外科器械的端部执行器和细长轴可通过工作通道推进。
在图1和图2中,外科缝合和切断器械8010可包括砧座8014,该砧座可围绕其到细长钉通道8016的枢转附接而被反复打开和闭合。钉施用组件8012可包括砧座8014和通道8016,其中组件8012可朝近侧附接到形成执行部分8022的细长轴8018。当钉施用组件8012闭合时、或至少基本上闭合时,执行部分8022可呈现足够小的横截面,该横截面适于使钉施用组件8012穿过套管针插入。在各种实施例中,组件8012可由连接至轴8018的柄部8020操纵。柄部8020可包括用户控件诸如旋钮8030,该旋钮使细长轴8018和钉施用组件8012围绕轴8018的纵向轴线旋转。闭合触发器8026可被压下以闭合钉施用组件8012,该闭合触发器可在手枪式握把8036前围绕跨柄部外壳8154横向接合的闭合触发器销8152(图3)枢转。在各种实施例中,当闭合触发器8026被夹紧时,闭合释放按钮8038可向外存在于柄部8020上,使得释放按钮8038可被压下以松开闭合触发器8026并打开钉施用组件8012,如下文更详细描述。可在闭合触发器8026前枢转的击发触发器8034可使钉施用组件8012同时切断并缝合被夹持在其中的组织。在各种情况下,如下文更详细描述,可使用击发触发器8034来采用多个击发行程以减少每行程需要由外科医生的手施加的力的大小。在某些实施例中,柄部8020可包括能指示击发进度的可旋转的右指示器轮8040和/或左指示器轮8041(图3)。例如,完全击发行进可能需要击发触发器8034的三个完全击发行程,因而指示器轮8040和8041各自可在击发触发器8034的每行程内旋转至多三分之一圈。如下文更详细描述,如果需要,手动击发释放杠杆8042可允许击发系统在完全击发行进完成之前回缩,并且此外,如果击发系统卡住和/或失效,击发释放杠杆8042可允许外科医生或其他临床医生使击发系统回缩。
参见图1和图3,细长轴8018可包括外部结构,该外部结构包括纵向上往复运动的闭合管8024,该闭合管响应于柄部8020的闭合触发器8026的近侧下压而使砧座8014朝向其闭合位置枢转。细长通道8018可通过闭合管8024内部的框架8028(图3)连接至柄部8020。框架8028可旋转地接合至柄部8020,使得旋钮8030(图1)的旋转可使执行部分8022旋转。具体参见图3,旋钮8030可由两个半壳构成,这两个半壳可包括一个或多个向内突出部8031,该突出部可延伸穿过闭合管8024中的一个或多个细长侧开口8070并接合框架8028。因此,旋钮8030和框架8028可一起或同时被旋转,使得旋钮8030的旋转位置确定执行部分8022的旋转位置。在各种实施例中,较长开口8070的纵向长度足够长,以使闭合管8024能够进行纵向闭合运动和打开运动。关于产生闭合管8024的闭合运动,主要参见图3和图5,闭合触发器8026的上部部分8160可以经由闭合连杆8164向前推动闭合轭8162(图4)。闭合连杆8164在其远侧端部处通过闭合轭销8166以能够枢转的方式附接至闭合轭8162,并且在其近侧端部处通过闭合连杆销8168以能够枢转的方式附接。在各种实施例中,闭合触发器8026可被闭合触发器拉伸弹簧8246推进至打开位置,该拉伸弹簧朝近侧连接至闭合触发器8026的上部部分8160、以及由右半壳8156和左半壳8158形成的柄部外壳8154。由拉伸弹簧8246施加的张力可被施加至闭合触发器8026的闭合力克服,以便朝远侧推进轭8162、闭合连杆8164和闭合管8024。
当闭合触发器8026被如上所述致动或压下时,如果需要,闭合释放按钮8038可被定位成使得外科医生或其他临床医生能够按下闭合释放按钮8038,并且使闭合触发器8026和外科器械的其余部分能够返回至未致动状态。在各种实施例中,闭合释放按钮8038可通过中央横向枢轴8173连接至枢转锁定臂8172,使得可在释放按钮8038和锁定臂8172之间传递运动。再次参见图3,压缩弹簧8174可将闭合释放按钮8038朝近侧偏置,即,如从右面观察,围绕中央横向枢轴8173顺时针偏置,并且闭合触发器8026的上部部分8160可包括具有后凹口8171的近侧齿顶8170。当闭合触发器8026被压下时,枢转锁定臂8172可骑跨在近侧齿顶8170上,并且当闭合触发器8026到达其完全压下位置时,应当理解,后凹口8171存在于枢转锁定臂8172下面,该枢转锁定臂在压缩弹簧8174的迫使下落入后凹口8171并将后凹口8171锁紧。此时,闭合释放按钮8038的手动下压使枢转锁定臂8172向上旋转并从后凹口8171中旋转出,从而将闭合触发器8026解锁并使闭合触发器8026能够返回至其未夹紧位置。
一旦闭合触发器8026如上所述被朝近侧夹紧,击发触发器8034可被拉向手枪式握把8036,以将击发杆8032从柄部8020朝远侧推进。在各种实施例中,击发触发器8034可围绕击发触发器销8202枢转,该击发触发器销横向穿过柄部8020的右半壳8156和左半壳8158并与它们接合。当击发触发器8034被致动时,其可推进连杆式传动击发机构8150。连杆式传动击发机构8150可被弹簧8184迫使至回缩的未击发位置,该弹簧1)附接至柄部8020的手枪式握把8036,以及2)附接至例如连杆式传动击发机构8150的连杆之一,如下文更详细描述。弹簧8184可包括连接至外壳8154的非运动末端8186,和连接至钢带8192的近侧端部8190的运动末端8188。钢带8192的设置于远侧的末端8194可附接至多个连杆8196a至8196d中的前连杆8196a上的附接特征结构8195,该多个连杆8196a至8196d形成了连杆式齿条8200。连杆式齿条8200可为柔性的,使得其可容易地回缩到手枪式握把8036中并最小化柄部8020的长度,而形成直的刚性齿条组件,该齿条组件可将显著的击发力传递至和/或传递穿过击发杆8032。如下文更详细描述,击发触发器8034可在击发触发器8034的第一次致动期间与第一连杆8196a接合,在击发触发器8034的第二次致动期间与第二连杆8196b接合,在击发触发器8034的第三次致动期间与第三连杆8196c接合,并且在击发触发器8034的第四次致动期间与第四连杆8196d接合,其中击发触发器8034的每次致动都可将连杆式齿条8200朝远侧推进递增的量。在各种实施例中,作为对上文的补充,击发触发器8034的多个行程可使右指示器轮8040和左指示器轮8041旋转,以指示连杆式齿条8200已推进的距离。
现在参见图3和图5,防倒转机构8250可防止组合拉伸/压缩弹簧8184使连杆式齿条8200在击发行程之间回缩。在各种实施例中,联接滑动管8131邻接第一连杆8196a并连接至击发杆8032以传递击发动作。击发杆8032朝近侧延伸出框架8028的近侧端部并延伸穿过防倒转板8266的通孔8408。通孔8408的尺寸被设定成当与击发杆8032垂直对齐时滑动地接收击发杆8032,而当倾斜时使击发杆8032在通孔中轧紧不动。下部突片附接件8271从框架8028的近侧端部的下唇缘朝近侧延伸,延伸穿过防倒转板8266的下边缘上的孔8269。该下部突片附接件8271将防倒转板8266的下部部分拉动到与框架8028相邻,使得当击发杆8032被朝远侧推进时防倒转板8266为垂直的,并且当击发杆8032试图回缩时防倒转板8266能使顶部向后倾斜至束缚状态。防倒转压缩弹簧8264被框架8028的近侧端部朝远侧约束,并且朝近侧邻接防倒转板8266的顶部部分,从而将防倒转板8266偏置到锁定状态。防倒转凸轮管8268抵抗弹簧偏置而滑动地环绕联接滑动管8131并邻接防倒转板8266。附接至防倒转凸轮管8268的朝近侧突出的防倒转轭8256延伸超出闭合轭8162。
参见图3,连杆触发的自动回缩机构8289结合到外科缝合和切断器械8010中,以使刀在完全击发行进结束时回缩。为此,远侧连杆8196d包括柄脚8290,当远侧连杆8196d被推进到在闭合轭8162中形成的齿条通道8291(图3)中时,该柄脚8290向上突起。对齐该柄脚8290以启动防倒转释放杠杆8248(图6)上的底部近侧凸轮8292。具体参见图6,在右半壳8156和左半壳8158中形成的结构约束防倒转释放杠杆8248的运动。分别形成于右半壳8156和左半壳8158之间的销插座8296和圆形销8293穿过纵向伸长的孔8294被接收,该孔8294形成于底部近侧凸轮8292远侧的防倒转释放杠杆8248中,从而允许纵向平移以及围绕圆形销8293旋转。在右半壳8156中,朝近侧打开的通道包括与向上且朝远侧成角部分连通的近侧水平部分,该向上且朝远侧成角部分接收防倒转释放杠杆8248的近侧端部附近的向右的后销8297,从而当防倒转释放杠杆8248到达其平移的最远侧部分时,赋予向上的旋转。一旦防倒转释放杠杆8248被组装,形成于右半壳8156中位于防倒转释放杠杆8248近侧的阻挡结构便阻止防倒转释放杠杆8248朝近侧运动,以使向右的后销8297如上所述地保持在朝近侧打开的通道中。
作为对上文的补充,现在参见图3和图7,防倒转释放杠杆8248的远侧端部8254因而朝远侧及向下被驱使,使向右的前销8298落入形成于右半壳8156中朝远侧打开的阶梯结构8299中,该接合通过将压缩弹簧8300(图3)固定至位于向右的前销8298和纵向伸长的孔8294之间的防倒转释放杠杆8248上的向左的钩8301而实现。压缩弹簧8300的另一端部附接至形成于右半壳8156中在闭合轭8266的紧上方更近且更低的位置处的钩8302(图6)。压缩弹簧8300因而将防倒转释放杠杆8248的远侧端部8254向下和向后牵拉,使向右的前销8298在朝远侧推进时锁定到朝远侧打开的阶梯结构8299中。因此,一旦被松开,参见图7,防倒转释放杠杆8248便保持向前,垂直地保持防倒转板8266,从而使连杆式齿条8200能够回缩。当在松开端部执行器8012的情形下闭合轭8266随后回缩时,闭合轭8266上的向上突起的复位柄脚8303接触防倒转释放杠杆8248的底部远侧凸轮8305,将向右的前销8298从朝远侧打开的阶梯结构8299抬起,使得防倒转压缩弹簧8264可将防倒转凸轮管8268和防倒转释放杠杆8248朝近侧推动至它们的回缩位置(图6)。
在各种实施例中,参见图1至图3,击发触发器8034能够以任何合适的方式可操作地接合至连杆式齿条8200。具体参见图2和图3,击发触发器8034围绕连接至外壳8154的击发触发器销8202枢转。当击发触发器8034朝手枪式握把8036压下时,击发触发器8034的上部部分8204围绕击发触发器销8202朝远侧运动,从而将朝近侧放置的击发触发器拉伸弹簧8206(图3)拉伸,该拉伸弹簧8206朝近侧连接在击发触发器8034的上部部分8204与外壳8154之间。在每次击发触发器下压期间,击发触发器8034的上部部分8204经由弹簧偏置的侧棘爪机构8210接合连杆式齿条8200。当击发触发器被释放时,侧棘爪机构与连杆式齿条8200脱离,并且击发触发器可返回至未压下即未击发位置。在使用中,由连杆8196a至8196d每者中的面向近侧和向右的斜面8284所形成的倾斜的右侧轨道由侧棘爪组件8285接合。具体地,棘爪滑块8270(图3和图4)具有左下部导向件和右下部导向件8272,该左下部导向件和右下部导向件分别在齿条通道8291下方的闭合轭8266中形成的左轨道8274(图3)中和在闭合轭导轨8276中的右轨道8275中滑动,该闭合轭导轨平行于齿条通道8291并附接至齿条通道盖8277,该齿条通道盖关闭闭合轭8266中的齿条通道8291的向右打开部分,所述向右打开部分位于棘爪滑块8270行进方向的远侧。在图3至图5中,压缩弹簧8278被附接在位于闭合轭导轨8276上的顶部近侧位置上的钩8279以及位于棘爪滑块8270的远侧端部右侧上的钩8280之间,这使得棘爪滑块8270朝近侧拉动成与击发触发器8034的上部部分8204接触。
具体参见图3,棘爪块8318位于棘爪滑块8270上,围绕垂直的后销8320枢转,该后销8320穿过棘爪块8318和棘爪滑块8270的左侧近侧拐角。踢出块凹槽8322形成于棘爪块8318的顶部表面的远侧部分上,以接收由垂直销8326以能够枢转的方式固定于其中的踢出块8324,该垂直销8326的底部顶端延伸到棘爪滑块8270的顶部表面上的棘爪弹簧凹槽8328中。棘爪弹簧凹槽8328中的棘爪弹簧8330延伸到垂直的前销8326右侧,迫使棘爪块8318在从上方观察时逆时针旋转至与倾斜的右侧轨道8282接合。踢出块凹槽8322中的小卷簧8332迫使踢出块8324在从上方观察时顺时针旋转,使其近侧端部被迫与在齿条通道8291上方的闭合轭8266中形成的波状唇缘8334接触。如图5所示,棘爪弹簧8330较之小卷簧8332具有更强的机械优势意味着棘爪块8318易于与顺时针旋转的踢出块8324接合。在图3中,当击发触发器8034被完全压下并开始被释放时,踢出块8324在棘爪滑块8270回缩时遇到波状唇缘8334中的脊8336,迫使踢出块8324当从上方观察时顺时针旋转,从而将棘爪块8318踢出而不与连杆式齿条8200接合。踢出块凹槽8322的形状止挡踢出块8324至垂直于波状唇缘8334的取向的顺时针旋转,在完全回缩期间保持该脱离从而消除棘轮噪音。
在图3、图4、图8和图12中,外科缝合和切断器械8010可包括手动回缩机构8500,该手动回缩机构8500提供击发机构的手动释放、手动回缩,并且在一种型式(图13至图15)中在完全击发行进结束时还执行自动回缩。现在参见图3和图8,具体地,前空转齿轮8220与连杆式齿条8200的齿状左上表面8222接合,其中前空转齿轮8220还接合具有较小右侧棘轮齿轮8231的后空转齿轮8230。前空转齿轮8220和后空转齿轮8230可旋转地连接至分别位于前空转轮轴8232和后空转轮轴8234上的柄部外壳8154。后空转轮轴8232的每个端部延伸穿过相应的右半壳8156和左半壳8158,并且附接至左指示器轮8040和右指示器轮8041,并且由于后空转轮轴8234在柄部外壳8154中自由旋转并以键合方式接合至后空转齿轮8230,因此指示器轮8040,8041和后空转齿轮8230一起旋转。可有利地选择连杆式齿条8200、前空转齿轮8220和后空转齿轮8230之间的齿轮关系,使得齿状上表面8222具有强度适当的齿尺寸,并且使得在连杆式传动击发机构8150的完全击发行进期间,后空转齿轮8230的转动不超过一圈。齿轮机构8502除了直观地指示击发行程或进度之外,还可用于手动使刀回缩。在各种实施例中,后空转齿轮8230的较小的右侧棘轮齿轮8231延伸到手动回缩杠杆8042的轮毂8506中,具体地,与将轮毂8506对分的垂直的纵向对齐狭槽8508(图8)对齐。轮毂8506的横向通孔8510和上部凹槽8512连通。前部部分8514被成形为接收朝近侧引导的锁定棘爪8516,该锁定棘爪8516围绕形成于上部凹槽8512的远侧端部中的向右的横向销8518枢转。后部部分8520被成形为接收L形弹簧突片8522,该弹簧突片8522迫使锁定棘爪8516向下与右侧较小的棘轮齿轮8231接合。阻挡结构8524(图6)从右半壳8156突起到上部凹槽8512中;当手动回缩杠杆8042向下时(图10),该阻挡结构8524阻止锁定棘爪8516接合较小的右侧棘轮齿轮8231。卷簧8525(图3)迫使手动回缩杠杆8042向下。
在使用中,如图9和图10所描绘,组合拉伸/压缩弹簧8184可与定位在远侧的连杆式齿条断开连接。在图11和图12中,当手动回缩杠杆8042提升时,锁定棘爪8516顺时针旋转并不再被阻挡结构8524阻止,并接合较小的右侧棘轮齿轮8231,从而使后空转齿轮8230在从左侧观察时顺时针旋转。因此,前空转齿轮8220逆时针响应,使连杆式齿条8200回缩。此外,向右的弯曲脊8510从轮毂8506突出,其尺寸被设定成接触防倒转释放杠杆8248并使防倒转释放杠杆朝远侧运动,从而在手动回缩杠杆8042旋转时将防倒转机构8250释放。
在图13至图15中,外科缝合和切断器械的自动回缩机构8600可在完全击发行程结束时将自动回缩结合到具有齿8602的前空转齿轮8220a中;该前空转齿轮8220a在凸轮8606中的圆形沟槽8604内运动,直到在对应于三个击发行程的将近全程旋转之后遇到阻碍物为止。在此类情形下,向右的脊8610向上旋转到接触底部凸轮凹槽8612,以使防倒转释放杠杆8248a朝远侧运动。具体参见图13,防倒转释放杠杆8248a包括如前所述那样运作的远侧端部8254。形成于右半壳8156和左半壳8158之间的圆形销8293和销插座8296穿过形成于底部凸轮8192后面的防倒转释放杠杆8248a中的大体矩形的孔8294a被接收,从而允许纵向平移以及防倒转释放杠杆8248a的远侧端部8254的向下锁定运动。在右半壳8156中,水平的朝近侧打开的通道接收防倒转释放杠杆8248a近侧端部附近的向右的后销。
在操作中,在图13和图14中的击发之前,连杆式齿条8200和防倒转凸轮管8268处于回缩位置,从而在防倒转压缩弹簧8264使防倒转板8266朝近侧倾斜时,将防倒转机构8250锁定。自动回缩机构8600处于初始状态,此时防倒转释放杠杆8248a回缩,连杆8196a与前空转齿轮8220a接触。齿8602处于六点钟位置,圆形沟槽8604的全行程逆时针进行,向右的脊8610刚好邻近齿8602。在一个击发行程后,连杆式齿条8200已使一个远侧连杆8196b向上运动为与前空转齿轮8220a接触。齿8602已通过固定凸轮8606的圆形沟槽8604前进了三分之一圈。在第二击发行程后,该连杆式齿条已使又一个连杆8196c向上运动为与前空转齿轮8220a接触。齿8602已通过固定凸轮8606的圆形沟槽8604前进了三分之二圈。在第三击发行程后,连杆式齿条8200已使再一个远侧连杆8196d向上运动为与前空转齿轮8220a接触。齿8602已围绕圆形沟槽8604全程前进到与上文提及的阻碍物接触,从而启动凸轮8606的逆时针旋转(当从右侧观察时),继而使向右的脊与防倒转释放杠杆8248a接触。在图15中,防倒转释放杠杆8248a对其作出响应已朝远侧运动,从而将向右的前销8298锁定到朝远侧打开的阶梯结构8299中并释放防倒转机构8250。类似的外科缝合器械在2006年8月1日公布的美国专利7,083,075中公开,该专利的全部公开内容以引用方式并入本文。
参见图16,外科缝合器械9010的钉施用组件9012实现如下功能:在组织上夹紧,通过沿轴9016相对于轴架9070纵向向下传递的两种不同运动来驱动钉并切断组织。该轴架9070朝近侧附接至外科缝合器械的柄部,并联接至该柄部以便围绕纵向轴线旋转。用于外科缝合和切断器械的示例性多行程柄部在共同未决且共同拥有的名称为“SURGICALSTAPLINGINSTRUMENTINCORPORATINGAMULTISTROKEFIRINGPOSITIONINDICATORANDRETRACTIONMECHANISM”的美国专利申请序列号10/374,026中有更详细的描述,该专利申请的公开内容据此全文以引用方式并入本文。符合本发明的其他应用可结合单击发行程,例如在共同未决且共同拥有的名称为“SURGICALSTAPLINGINSTRUMENTHAVINGSEPARATEDISTINCTCLOSINGANDFIRINGSYSTEMS”的美国专利申请序列号10/441,632中所描述的,该专利申请的公开内容据此全文以引用方式并入本文。
具体参见图17,轴架9070的远侧端部附接至钉通道9018。砧座9022具有近侧枢转端9072,该近侧枢转端9072以能够枢转的方式被接收在钉通道9018的近侧端部9074内,正好位于其与轴架9070接合处的远侧。当砧座9022向下枢转时,砧座9022使组织接触表面9028和成形凹坑9026朝对面的钉仓运动,如下文进一步更详细描述。砧座9022的枢转端9072包括闭合特征结构9076,该闭合特征结构9076邻近其与钉通道9018的枢转附接处,但在其与钉通道9018的枢转附接处的远侧。因此,闭合管9078(其远侧端部包括接合该闭合特征结构9076的马蹄形孔9080)选择性地在近侧纵向运动期间将打开运动赋予砧座9022,并且在远侧纵向运动期间将闭合运动赋予砧座9022,该闭合管9078响应于闭合触发器在轴架9070上方滑动,类似于上文所述。轴架9070促使并引导击发动作从柄部穿过纵向往复运动的二片刀和击发杆9090。具体地,轴架9070包括纵向击发杆狭槽9092,该纵向击发杆狭槽9092接收二片刀和击发杆9090的近侧部分,具体地为层合渐缩的击发杆9094。应当理解,层合渐缩的击发杆9094可由实心的击发杆和/或任何其他合适的材料代替。
E型横梁9102为二片刀和击发杆9090的远侧部分,其有利于单独闭合和击发,以及在击发期间将砧座9022和细长钉通道9018隔开。具体参见图17和图19,除了任何附接处理诸如硬钎焊或粘合剂外,二片刀和击发杆9090还由朝近侧形成于E型横梁9102中的凹形垂直附接孔9104形成,该附接孔9104接收由层合渐缩的击发杆9094在远侧呈现的相应的凸形附接构件9106,从而使每个部分由适于其不同功能(例如强度、柔韧性、摩擦力)的所选择材料和方法形成。E型横梁9102可有利地由具有合适材料属性的材料形成。这种材料用于形成一对顶部销9110、一对中间销9112、和底部销或支脚9114,并能够获得锋利的切割刃9116。此外,托住切割刃9116每个垂直端的朝近侧突出的一体成型顶部导向件9118和中间导向件9120还限定了组织集结区域9122,有助于在切断组织前将组织引导至锋利的切割刃9116。中间导向件9120还用于通过邻接楔形滑动件9126(图20)的阶梯式中央构件9124来接合并击发钉施用组件9012,从而由钉施用组件9012实现钉成形,如下文更详细描述。把这些特征结构(例如,顶部销9110、中间销9112和底部支脚9114)与E型横梁9102整体成型,较之用多个部件组装,有利于以相对彼此更严格的容限制造出需要的结构,从而确保在击发期间和/或与钉施用组件9012的各种闭锁特征结构有效相互作用期间,实现期望的操作。
在图21和图22中,钉施用组件9012被示为呈打开状态,此时E型横梁9102完全回缩。在组装期间,E型横梁9102的下部支脚9114下落穿过钉通道9018中的扩宽孔9130,E型横梁9102随后被推进,使得E型横梁9102沿着形成于钉通道9018中的下部轨道9132朝远侧滑动。具体地,下部轨道9132包括狭窄狭槽9133,该狭槽在钉通道9018的下表面上打开为扩宽狭槽9134,以在横向横截面中形成反转的T形,如图109322和图23中具体描绘;该狭窄狭槽9133与扩宽孔9130连通。一旦将在近侧联接到层合渐缩的击发杆9094的各组件组装好,这些组件便不再允许下部支脚9114朝近侧行进至扩宽孔9130而允许从该扩宽孔脱离。参见图24,层合渐缩的击发杆9094有利于用户将钉施用组件9012穿过套管针插入。具体地,当E型横梁9102完全回缩时,更远侧的向下突出部9136便将E型横梁9102抬起。这通过向下突出部9136在某一点发生位移来实现,在该点处,该突出部9136在钉通道9018中的扩宽孔9130的近侧边缘上向上顶出。现在参见图25,层合渐缩的击发杆9094还通过包括更近侧的向上突出部9138来增强可结合到钉通道9018中的某些闭锁特征结构的操作。所述更近侧的向上突出部9138在击发行程的初始部分期间被轴架9070向下驱使。具体地,横向杆9140被限定在轴架9070(图17)中的一对方形孔9142之间。包围横向杆9140的夹具弹簧9144向下迫使层合渐缩的击发杆9094的一部分从纵向击发杆狭槽9092朝远侧突出,确保适当的时候某些有利的闭锁特征结构被接合。当向上突出部9138接触夹具弹簧9144时,该推动力更为明显或仅局限于击发行程的该部分。
在图21和图22中,E型横梁9102回缩,其顶部销9110位于砧座9022的枢转近侧端部附近的砧座凹坑9150内。向下打开的垂直砧座狭槽9152(图16)在砧座9022中横向加宽为砧座内部轨道9154,该轨道9154在击发期间朝远侧推进时捕获E型横梁9102的顶部销9110,如图24和图25中所描绘,从而将砧座9022与钉通道9018明确地隔开。因此,当E型横梁9102回缩后,外科医生能够反复打开和闭合钉施用组件9012,直到对捕获于其中待缝合和切断的组织的放置和取向感到满意为止,而且E型横梁9102甚至对于直径减小和刚度相应减小的钉施用组件9012也有助于组织恰当定位。在图16、图17、图20、图21、图23和图29中,钉施用组件9012被示为具有包括楔形滑动件9126的可替换钉仓9020。纵向对齐且平行的多个向下打开的楔形狭槽9202(图23)接收与楔形滑动件9126一体的相应楔形件9204。在图23至图25中,楔形滑动件9126因此将多个钉驱动器9206向上顶起,所述多个钉驱动器9206可在钉驱动器凹槽9208内垂直滑动。在该示例性型式中,每个钉驱动器9206包括两个垂直插针,每个垂直插针向上平移到相应的钉孔9210或腔体9024中,以将靠在垂直插针上的钉9023向上挤出,并使钉9023抵靠砧座9022的钉成形表面9214(图25)变形。限定在邻近钉通道9018的钉仓9020内的中央击发凹槽9216(图17)允许楔形滑动件9126的底部水平部分9218(图20)以及E型横梁9102的中间销9112通过。具体地,钉仓托盘9220(图17和图23)附接至聚合物钉仓体9222并位于其下面;该聚合物钉仓体9222具有形成于其中的钉驱动器凹槽9208、钉孔9210和中央击发凹槽9216。当钉9023因此在任一侧成形时,锋利的切割刃9116进入垂直通槽9230,除了该垂直通槽的仅最远侧端部之外,该垂直通槽穿过钉仓9020的纵向轴线。
击发钉施用组件9012如图25描绘的那样开始。在图25中,将二片刀和击发杆9090朝近侧牵拉,直到向下突出部9136将E型横梁9102上的中间导向件9120向上和向后顶起为止,由此,在砧座9022打开时,可将新的钉仓9020插入钉通道9018中,如图16和图21所描绘。在图26中,二片刀和击发杆9090已朝远侧推进一小段距离,当夹具弹簧9144作用于层合渐缩的击发杆9094的向上突出部9138时,向下突出部9136可以落入下部轨道9132的扩宽孔9130中。中间导向件9120防止由于停靠在楔形滑动件9126的阶梯式中央构件9124上产生的进一步向下旋转,从而将E型横梁的中间销9112保持在中央击发凹槽9216内。在图27中,已朝远侧击发了二片刀和击发杆9090,从而推进楔形滑动件9126以使钉9023成形,同时用锋利的切割刃9116切断夹持在砧座9022和钉仓9020之间的组织9242。随后,在图28中,二片刀和击发杆9090回缩,留下远侧定位的楔形滑动件9126。在图29中,中间销9112被允许向下平移到在钉通道9018(还可参见图22和图25)中形成的闭锁凹槽9240中。因此,当楔形滑动件9126(未在图29中示出)未朝近侧定位(即,钉仓9020缺失或钉仓9020耗尽)时,如果中间销9112遇到闭锁凹槽9240的远侧边缘,操作者便会接收到触觉指示。类似的外科缝合器械在2008年6月3日公布的美国专利7,380,696中公开,该专利的全部公开内容以引用方式并入本文。
在各种实施例中,现在转到图30至图38,外科器械12000可包括柄部12010、从柄部12010延伸的轴12020、以及能够可移除地附接到轴12020的端部执行器12040,如下文进一步更详细描述。柄部12010可包括触发器12014,该触发器12014可被致动以执行以下操作:1)闭合端部执行器12040,以及2)将击发构件12043朝远侧推进穿过端部执行器12040。尽管图30至图38中未示出,但柄部12010可包括任何合适的驱动系,该驱动系能够传递触发器12014的旋转运动,并将该旋转运动转换成击发构件12023延伸穿过轴12010的线性运动。在使用中,触发器12014可被朝向柄部12010的手枪式握把12012致动,以便将击发构件12023在轴12020内沿着纵向轴线12039朝远侧推进,并且当轴击发构件12023与端部执行器击发构件12043可操作地联接时,如下文进一步更详细描述,轴击发构件12023的远侧运动可被传递至端部执行器击发构件12043。当端部执行器击发构件12043朝远侧推进时,端部执行器击发构件12043便能够接合包括砧座的第一钳口12040a和/或包括钉仓通道的第二钳口12040b,并使第一钳口12040a和第二钳口12040b中的至少一个钳口朝另一个钳口运动。作为对上文的补充,主要参见图30至图32,端部执行器12040可以在横向于纵向轴线12039的方向上被组装至轴12010。例如,端部执行器12040可以(例如)在垂直于纵向轴线12039的方向上被组装至轴12010。在此类情况下,端部执行器12040可以朝向轴12010运动,使得端部执行器12040的框架12041接合并连接至框架12021,并使得击发构件12043的近侧端部12044接合并联接至击发构件12023的远侧端部12024。轴架12021可包括限定于其中的通道12022,该通道可能够滑动地接收轴击发构件12023并限定纵向轴线12039。为了将端部执行器框架12041与轴架12021对齐,在各种实施例中,端部执行器框架12041的近侧端部12045和轴架12021的远侧端部12025可包括(例如)能使端部执行器12040相对轴12020取向的协作燕尾榫特征结构。轴架12021还可包括限定于其中的安装孔12026,这些安装孔12026可能够接收从端部执行器框架12041延伸的安装突出部12046。由于安装特征结构12026和12046、和/或端部12025和12045的协作燕尾榫特征结构,所以在各种情况下,都能将端部执行器12040牢固地安装到轴12020。在各种实施例中,外科器械12000还可包括锁衬圈12030,该锁衬圈12030可能够将端部执行器12040锁定到轴12020。现在主要参见图34至图36,锁衬圈12030可以在解锁位置(图34和图35)与锁定位置(图36)之间运动。当锁衬圈12030在其解锁位置时(参见图34),可将端部执行器12040组装到轴12020。一旦端部执行器12040已与轴12020接合,锁衬圈12030可在端部执行器12040与轴12020之间的互连部上滑动,以将端部执行器12040锁定在适当位置。更具体地,在至少一个实施例中,锁衬圈12030可限定内孔12031,该内孔12031可能够紧密地容纳端部执行器12040和轴12020的外周边。在某些实施例中,外科器械12000可包括弹簧或偏置构件,该弹簧或偏置构件能够将锁衬圈12030偏置到其锁定位置。在此类实施例中,临床医生可抵抗弹簧的偏置力将锁衬圈12030朝近侧牵拉,然后释放锁衬圈12030,让弹簧将锁衬圈12030返回至其锁定位置。
再次参见图30至图38,并主要参见图32和图33,外科器械12000可包括关节运动接头12050。在各种实施例中,关节运动接头12050可能够允许端部执行器12040的远侧部分围绕关节运动接头12050限定的轴线枢转。在此实施例中,端部执行器12040可包括牢固地安装到轴12020的近侧部分和能够围绕关节运动接头12050相对于近侧部分旋转的远侧部分。在某些实施例中,外科器械12000可包括锁,该锁能够接合和脱离端部执行器12040的远侧部分。例如,端部执行器12040可包括端部执行器锁部分12047,该端部执行器锁部分12047可被朝远侧推动以将端部执行器12040的远侧部分锁定到适当位置,和/或可被朝近侧牵拉以使端部执行器12040的远侧部分解锁。外科器械12000还可包括(例如)与柄部12010相邻的锁致动器12060,该锁致动器12060可被朝近侧牵拉,以便朝近侧牵拉端部执行器锁部分12047。在这种实施例中,锁致动器12060能够与延伸穿过轴12020的锁部分12027可操作地联接,该轴12020可操作地联接、或能够可操作地联接至端部执行器锁部分12047。在至少一个这样的实施例中,当端部执行器12040被组装至轴12020时,端部执行器锁部分12047的近侧端部12048可被组装至锁部分12027的远侧端部12028。在至少一个这样的实施例中,端部执行器锁部分12047可在端部执行器击发构件12043被组装至轴击发构件12023的同时,被组装至锁部分12027。
在各种实施例中,如上所述,钉仓可包括仓体,该仓体包括多个限定于其中的钉腔。仓体可包括平台和顶部平台表面,其中每个钉腔可在平台表面中限定开口。还如上所述,钉可被定位在每个钉腔内,使得钉被存储在仓体内直到其从仓体射出为止。在各种实施例中,在钉被从仓体射出之前,钉可被装在仓体内,使得钉不突出到平台表面上方。在此类实施例中,当钉被定位在平台表面下方时,钉被损坏和/或过早接触目标组织的可能性可降低。在各种情况下,钉可在未击发位置和击发位置之间运动,在未击发位置中,钉不从仓体突起;在击发位置中,钉已从仓体露出并可接触定位在钉仓对面的砧座。在各种实施例中,砧座和/或限定于砧座内的钉成形凹坑可被定位成距平台表面上方一预定距离,使得当钉从仓体部署时,钉变形为一预定的成形高度。在一些情形下,被捕获在砧座和钉仓之间的组织的厚度可变化。因此,较厚的组织可被捕获在某些钉内,而较薄的组织可被捕获在某些另外的钉内。在任一种情况下,由钉施加到组织的夹紧压力或力(例如)可因钉而异,或可在钉行一端的钉与该钉行另一端的钉之间各不相同。在某些情形下,可控制砧座和钉仓平台之间的间隙,使得钉在每个钉内施加某一最小的夹紧压力。然而在一些此类情形下,在不同的钉内的夹紧压力的显著变化仍可能存在。
在使用中,作为对上文的补充,并主要参见图39,例如,砧座(诸如砧座10060)可运动到与钉仓10000相对的闭合位置。如下文更详细描述,砧座10060可将组织抵靠组织厚度补偿件10020定位,并且在各种实施例中,例如将组织厚度补偿件10020压向支撑部分10010的平台表面10011。一旦砧座10060已被恰当定位,就可部署钉10030,这也在图39中示出。在各种实施例中,如上所述,钉击发滑动件10050可从钉仓10000的近侧端部10001朝向远侧端部10002运动,如图40所示。当滑动件10050被推进时,滑动件10050可接触钉驱动器10040并在钉腔10012内将钉驱动器10040向上抬起。在至少一个实施例中,滑动件10050和钉驱动器10040可各自包括一个或多个斜坡或倾斜表面,该一个或多个斜坡或倾斜表面可协作以使钉驱动器10040从它们的未击发位置向上运动。在至少一个这样的实施例中,每个钉驱动器10040可包括至少一个倾斜表面,并且滑动件10050可包括一个或多个倾斜表面,使得当滑动件10050在钉仓内被朝远侧推进时,滑动件倾斜表面可以在驱动器倾斜表面下方滑动。当钉驱动器10040在它们各自的钉腔10012内被向上抬起时,钉驱动器10040可将钉10030向上抬起,使得钉10030可通过钉平台10011(图41)中的开口从它们的钉腔10012中露出。在示例性的击发序列中,滑动件10050可接触第一钉10030并开始将第一钉10030向上抬起。当滑动件10050被朝更远侧推进时,滑动件10050可开始将另外的钉10030以及任何其他后续钉以相继顺序抬起。滑动件10050可将钉10030向上驱动,使得与相对的砧座接触的钉的腿10032变形至期望的形状,并且从支撑部分10010射出。在各种情况下,作为击发序列的一部分,滑动件10050可同时使多个钉向上运动。
参见图49至图54,每个钉10030可变形为使得其中限定一压缩区域10039。例如,每个钉10030可包括基部10031和从基部10031延伸的一个或多个腿10032。这些腿变形时,可与基部10031协作限定可将组织T和组织厚度补偿件10020捕获在其中的区域。在压缩区域10039内,组织厚度补偿件10020可向组织T施加压力,并且在某些情形下,视组织T的厚度不同呈现不同的压缩高度。在一些情形下,组织厚度补偿件10020可弹性地填充由钉10030限定的压缩区域10039内的间隙,即自由空间。
如上所述并参见图41,当钉10030处于它们的未击发位置时,钉10030的钉腿10032可延伸到支撑部分10010的平台表面10011上方。在各种实施例中,当钉10030处于它们的未击发位置时,钉腿10032的顶端或钉腿10032的任何其他部分可能不会凸穿组织厚度补偿件10020的顶部组织接触表面10021。当钉10030从它们的未击发位置运动到它们的击发位置时,钉腿的顶端可能会凸穿组织接触表面。在各种实施例中,钉腿10032的顶端可包括能够切入和穿透组织厚度补偿件10020的锐利尖端。在某些实施例中,组织厚度补偿件10020可包括多个孔,所述多个孔可能够容纳钉腿10032并允许钉腿10032相对于组织厚度补偿件10020滑动。在某些实施例中,支撑部分10010还可包括从平台表面10011延伸的多个导向件10013(图41)。导向件10013可被定位成与平台表面10011中的钉腔开口相邻,使得钉腿10032可至少部分地由导向件10013支撑。在某些实施例中,导向件10013可被定位在钉腔开口的近侧端部和/或远侧端部处。在各种实施例中,第一导向件10013可被定位在每个钉腔开口的第一端部处,并且第二导向件10013可被定位在每个钉腔开口的第二端部处,使得每个第一导向件10013可支撑钉10030的第一钉腿10032,并且每个第二导向件10013可支撑钉10030的第二钉腿10032。在至少一个实施例中,参见图41,每个导向件10013可(例如)包括沟槽或狭槽,诸如沟槽10016,钉腿10032可被滑动地接收在该沟槽或狭槽中。在各种实施例中,每个导向件10013可包括可从平台表面10011延伸并可延伸到组织厚度补偿件10020中的防滑钉、突起、和/或长钉。在至少一个实施例中,如下文更详细描述,防滑钉、突起、和/或长钉可减少组织厚度补偿件10020与支撑部分10010之间的相对运动。在某些实施例中,钉腿10032的顶端可被定位在导向件10013中,并且当钉10030处于它们的未击发位置时可能不会延伸到导向件10013的顶部表面上方。在至少这种实施例中,导向件10013可限定导向高度,并且当钉10030处于它们的未击发位置时,钉10030可能不会延伸到该导向高度上方。
在各种实施例中,组织厚度补偿件(诸如组织厚度补偿件10020)例如可由单个材料片构成。在至少一个实施例中,组织厚度补偿件可包括连续材料片,该连续材料片可覆盖支撑部分10010的整个顶部平台表面10011,或者覆盖不到整个平台表面10011。在某些实施例中,该材料片可覆盖支撑部分10010中的钉腔开口,而在其他实施例中,该材料片可包括可与钉腔开口对准或至少部分地对准的开口。在各种实施例中,组织厚度补偿件可由多层材料构成。在一些实施例中,组织厚度补偿件可包括可压缩芯和围绕该可压缩芯的包裹物。
在各种实施例中,组织厚度补偿件可包括用于将可压缩芯可释放地保持到支撑部分10010的包裹物。在至少一个这样的实施例中,钉仓还可包括保持器夹具,该保持器夹具可能够抑制包裹物和可压缩芯过早地与支撑部分10010分离。在某些实施例中,如上所述,组织厚度补偿件可通过钉10030可移除地附接至支撑部分10010。更具体地,还如上所述,当钉10030处于它们的未击发位置时,钉10030的腿可延伸到组织厚度补偿件10020中,因而将组织厚度补偿件10020可释放地保持到支撑部分10010。在至少一个实施例中,钉10030的腿可与其相应的钉腔10012的侧壁接触,其中由于钉腿10032与侧壁之间存在摩擦,钉10030和组织厚度补偿件10020可被保持就位,直到钉10030从钉仓10000被部署为止。当钉10030被部署后,组织厚度补偿件10020可被捕获在钉10030内并抵靠缝合的组织T被保持。当砧座随后运动到打开位置以释放组织T时,支撑部分10010可运动远离已固定至组织的组织厚度补偿件10020。在某些实施例中,可使用粘合剂将组织厚度补偿件10020可移除地保持到支撑部分10010。在至少一个实施例中,可使用两部分粘合剂。在至少一个实施例中,其中该粘合剂的第一部分可被放置在平台表面10011上,而该粘合剂的第二部分可被放置在组织厚度补偿件10020上,使得当组织厚度补偿件10020紧贴平台表面10011放置时,第一部分可接触第二部分以启用该粘合剂并将组织厚度补偿件10020可分离地粘结至支撑部分10010。在各种实施例中,可使用任何其他合适的方法将组织厚度补偿件可分离地保持到钉仓的支撑部分。
在各种实施例中,作为对上文的补充,滑动件10050可从近侧端部被推进到远侧端部,以将装在钉仓10000内的所有钉10030完全部署。在至少一个实施例中,现在参见图44,滑动件10050可在支撑部分10010内的纵向腔体内由击发构件或外科缝合器的刀杆10052朝远侧推进。在使用中,钉仓10000可插入外科缝合器钳口中的钉仓通道中,并且击发构件10052可推进到与滑动件10050接触,如图44所示。当滑动件10050由击发构件10052朝远侧推进时,滑动件10050可接触最近侧的一个或多个钉驱动器10040,并将钉10030如上所述从仓体10010击发(即,射出)。如图44所示,击发构件10052还可包括切割刃10053,当钉10030被击发时,该切割刃10053可通过支撑部分10010中的刀狭槽朝远侧推进。在各种实施例中,相应的刀狭槽可延伸穿过定位在钉仓10000对面的砧座,使得在至少一个实施例中,切割刃10053可在砧座和支撑部分10010之间延伸并切入定位在砧座和支撑部分10010之间的组织和组织厚度补偿件。在各种情况下,滑动件10050可由击发构件10052朝远侧推进,直到滑动件10050到达钉仓10000的远侧端部为止。此时,击发构件10052可朝近侧回缩。在一些实施例中,滑动件10050可随击发构件10052朝近侧回缩,但是在各种实施例中,当击发构件10052回缩时,滑动件10050可留在钉仓10000的远侧端部10002中。一旦击发构件10052已充分回缩,砧座可再次打开,此时可将组织厚度补偿件10020与支撑部分10010分离,且可将已耗尽钉仓10000的剩余非植入部分(包括支撑部分10010)从钉仓通道移除。
在将已耗尽钉仓10000从钉仓通道移除后,作为对上文的补充,可将新的钉仓10000或任何其他合适的钉仓插入钉仓通道中。在各种实施例中,作为对上文的补充,钉仓通道、击发构件10052和/或钉仓10000可包括协作特征结构,这些协作特征结构可在尚未有新的未击发钉仓10000定位在钉仓通道10070中时防止击发构件10052再次朝远侧推进。更具体地,当击发构件10052推进到与滑动件10050接触时,且当滑动件10050处于其近侧未击发位置时,击发构件10052的支撑鼻部可定位在滑动件10050上的支撑凸缘上和/或上方,使得击发构件10052被保持在足够向上的位置,以阻止从击发构件10052延伸的锁或横梁10054落入限定在钉仓通道内的锁凹槽中。由于在此类情况下锁10054不会落入锁凹槽中,所以当击发构件10052推进时,锁10054可能不会邻接锁凹槽的远侧侧壁。当击发构件10052将滑动件10050朝远侧推动时,击发构件10052可由于靠在支撑凸缘上的支撑鼻部而被支撑在其向上击发位置。当击发构件10052如上所述相对于滑动件10050回缩时,由于支撑鼻部不再靠在滑动件10050的支撑凸缘上,击发构件10052可从其向上位置下落。在至少一个这样的实施例中,外科缝合器可包括可能够将击发构件10052偏置到其向下位置的弹簧和/或任何其他合适的偏置元件。一旦击发构件10052已完全回缩,其便不能再次朝远侧推进穿过耗尽的钉仓10000。更具体地,当滑动件10050在操作序列中的该时刻被留在钉仓10000的远侧端部处时,击发构件10052便不能被滑动件10050保持在其上部位置。因此,如上所述,如果在没有替换钉仓的情况下再次将击发构件10052推进,锁横梁10054便会接触锁凹槽的侧壁10057,这将阻止击发构件10052再次朝远侧推进到钉仓10000中。换句话讲,一旦已用新的钉仓替换耗尽的钉仓10000,由于新的钉仓有朝近侧定位的滑动件10050,可将击发构件10052保持在其上部位置并允许击发构件10052再次朝远侧推进。
如上所述,滑动件10050可能够使钉驱动器10040在第一未击发位置和第二击发位置之间运动,以便将钉10030从支撑部分10010射出。在各种实施例中,在钉10030已从支撑部分10010射出后,钉驱动器10040可装在钉腔10012内。在某些实施例中,支撑部分10010可包括可能够阻止钉驱动器10040从钉腔10012射出或掉出的一个或多个保持特征结构。在各种其他实施例中,滑动件10050可能够将钉驱动器10040从具有钉10030的支撑部分10010射出。在至少一个这样的实施例中,例如,钉驱动器10040可由可生物吸收的材料和/或生物相容性材料(诸如聚醚酰亚胺)构成。在某些实施例中,钉驱动器可附接到钉10030。在至少一个这样的实施例中,钉驱动器可模制在每个钉10030的基部上方和/或周围,使得该钉驱动器与钉一体成型。2006年9月29日提交的名称为“SURGICALSTAPLESHAVINGCOMPRESSIBLEORCRUSHABLEMEMBERSFORSECURINGTISSUETHEREINANDSTAPLINGINSTRUMENTSFORDEPLOYINGTHESAME”的美国专利申请序列号11/541,123据此全文以引用方式并入本文。
在各种情况下,作为对上文的补充,可压缩的组织厚度补偿件可相对于钉仓的下面刚性支撑部分运动、扭曲、和/或偏转。在各种实施例中,支撑部分和/或钉仓的任何其他合适的部分可包括能够限制组织厚度补偿件和支撑部分之间相对运动的一个或多个特征结构。如上所述,钉10030的至少一部分可延伸到支撑部分10010的平台表面10011上方,其中在某些情况下,施加到组织厚度补偿件的横向力可被(例如)从支撑部分10010延伸的钉10030和/或防滑钉10013抵挡。在各种情况下,钉10030在抵挡组织厚度补偿件的横向运动时可在钉腔10012内倾斜和/或弯曲,其中在各种实施例中,钉腔10012和钉10030的尺寸可被设定成并能够保持钉10030的腿10032和相对的砧座10060中成形凹坑之间的相对对准,使得钉10000在钉成形过程期间正确成形。在各种实施例中,钉10030和/或防滑钉10013可能够阻止或至少限制组织厚度补偿件10020内的横向扭曲。在至少一个这样的实施例中,钉10030和/或防滑钉10013例如可能够加强或限制组织厚度补偿件的第一表面或组织接触表面相对于第二表面即底部表面的横向和/或纵向运动。在各种实施例中,钉仓和/或其中定位有钉仓的钉仓通道可包括至少一个扭曲最小化构件,此扭曲最小化构件可向上延伸以限制组织厚度补偿件的横向和/或纵向运动或扭曲。如上所述,至少部分地围绕组织厚度补偿件的包裹物也可阻止,或至少限制组织厚度补偿件的横向和/或纵向运动或扭曲。
在各种实施例中,钉仓可包括多个钉腔,每个钉腔容纳定位在其中的钉,其中钉腔可被布置成多个行,并且其中被定位在钉仓对面的砧座可包括与钉仓中的钉腔对应的多个钉成形凹坑。换句话讲,砧座可包括多个成形凹坑行,其中每个成形凹坑可定位在钉仓中的钉腔对面。在各种实施例中,每个成形凹坑可包括能够接收钉10030的钉腿10032的两个成形杯状物,其中每个成形杯状物能够接收钉腿10032,并使钉腿10032例如朝向另一个钉腿10032成形或卷曲。在各种情况下,钉腿10032可能未进入成形杯状物或没有正确地进入成形杯状物,因此钉腿10032可能在击发序列期间发生变形。在本文所述的各种实施例中,砧座可包括各自能够接收并形成钉腿的成形凹坑的阵列或网格。在至少一个这样的实施例中,成形凹坑的阵列可包括一定量的成形凹坑,这些成形凹坑的数量超过钉仓内容纳的钉的数量。在至少一个实施例中,钉仓可包括例如六个纵向行的钉腔,其中砧座可包括与六行钉腔对齐的六行成形凹坑,并且此外成形凹坑被定位在成形凹坑行的中间。例如,在砧座的一侧上,砧座可包括可定位在第一钉腔行之上的第一成形凹坑行、可定位在邻近第一钉腔行的第二钉腔行之上的第二成形凹坑行、以及定位在第一成形凹坑行和第二成形凹坑行中间的成形凹坑行。
在各种实施例中,如上所述,例如,砧座可从打开位置运动到闭合位置,以便抵靠钉仓的组织厚度补偿件(诸如组织厚度补偿件10020)压紧组织。在各种情况下,在组织厚度补偿件相对于组织定位之前,组织厚度补偿件可邻近钉仓的支撑部分定位。在某些实施例中,组织厚度补偿件10020可处于这样的位置:在该位置,在砧座运动到其闭合位置之前,组织厚度补偿件10020邻接支撑部分10018。在某些其他实施例中,组织厚度补偿件10020可处于这样的位置:在该位置,组织厚度补偿件10020和支撑部分10018之间存在间隙。在至少一个这样的实施例中,砧座可使组织和组织厚度补偿件10020向下移位,直到组织厚度补偿件10020邻接支撑部分10018,其中此时砧座可运动到其闭合位置并在组织内产生压缩。如果外科医生对组织在砧座和钉仓之间的定位感到不满意,可打开砧座,调整砧座和钉仓的位置,然后再次闭合砧座。由于钉仓可相对于组织进行此类定位和重新定位,所以在各种情况下,例如,组织厚度补偿件10020的远侧端部可与支撑部分10010分离。在一些此类情形下,组织厚度补偿件10020的远侧端部可接触组织,并从支撑部分10010剥离或相对于支撑部分10010卷起。在各种实施例中,如下文更详细描述,钉仓可包括能够将组织厚度补偿件可释放地保持到钉仓的下面支撑部分的一个或多个特征结构。
在各种实施例中,现在参见图55,钉仓10300可包括支撑部分10310、由支撑部分10310支撑的组织厚度补偿件10320,以及包括鼻部10303的远侧端部10302,该鼻部10303能够将组织厚度补偿件10320的远侧端部10325可释放地保持在适当位置。在至少一个实施例中,鼻部10303可包括能够接收组织厚度补偿件10320的远侧端部10325的狭槽10305。在各种实施例中,远侧端部10325可被压缩或楔入在狭槽10305内,使得当钉仓10300相对于组织定位时,远侧端部10325可被保持就位。在至少一个这样的实施例中,狭槽10305可沿平行于或至少基本上平行于支撑部分10310的平台表面10311的方向取向。在各种实施例中,狭槽10305可相对于平台表面10311为水平的。在各种其他实施例中,现在参见图56,钉仓10400可包括支撑部分、由支撑部分支撑的组织厚度补偿件10420,以及包括鼻部10403的远侧端部10402,该鼻部10403能够将组织厚度补偿件10420的远侧端部10425可释放地保持在适当位置。在至少一个实施例中,远侧端部10425可包括从其延伸的突出部,并且鼻部10403可包括能够接收远侧端部10425的突出部的竖直狭槽10405。在各种实施例中,远侧端部10425和/或从其延伸的突出部可被压缩或楔入在狭槽10405内,使得当钉仓10400相对于组织定位时,远侧端部10425可被保持就位。在某些实施例中,例如,组织厚度补偿件10420可包括狭槽(诸如狭槽10429),该狭槽可能够在其中接收鼻部10403的至少一部分。在至少一个实施例中,狭槽10405可沿垂直于或至少基本上垂直于支撑部分的平台表面10411的方向取向。在各种实施例中,现在参见图57,钉仓10500可包括支撑部分、由支撑部分支撑的组织厚度补偿件10520,以及包括鼻部的远侧端部10502,该鼻部能够将组织厚度补偿件10520的远侧端部10525可释放地保持在适当位置。在至少一个实施例中,鼻部可包括竖直狭槽10505,该竖直狭槽能够接收组织厚度补偿件10520的远侧端部10525。在各种实施例中,远侧端部10525可被压缩或楔入在狭槽10505内,使得当钉仓10500相对于组织定位时,远侧端部10525可被保持就位。
在各种实施例中,再次参见图55,组织厚度补偿件10320可包括顶部表面10324,该顶部表面10324可定位在鼻部10303的顶部表面10304上方。图44示出组织厚度补偿件的顶部表面定位在钉仓鼻部上方的另一个示例性实施例,其中例如组织厚度补偿件10720的顶部表面10721定位在鼻部10003的顶部表面10004上方。在使用中,再次参见图55,组织可在鼻部10303的顶部表面10304之上滑动,并且在一些情况下,组织可接触组织厚度补偿件10320的远侧端部10325,并且可将力施加到组织厚度补偿件10320,从而使组织厚度补偿件10320易于从支撑部分10310剥离。在本文所述的实施例中,该剥离力可被远侧端部10325楔入鼻部10303内的那部分抵挡。在任何情况下,一旦组织已相对于钉仓13000恰当定位,砧座可被旋转到闭合位置以抵靠支撑部分10310压缩组织和组织厚度补偿件10320。在至少一个这样的实施例中,砧座可被旋转到这样的位置:在该位置,砧座接触鼻部10303的顶部表面10304,因此可阻止砧座进一步旋转。在各种情况下,由于组织厚度补偿件10320的顶部表面10324正定位在鼻部10303的顶部表面10304上方,所以当砧座正被闭合时,顶部表面10324可朝支撑部分10310被向下推动,并且在一些情况下,例如,顶部表面10324可被推动到鼻部10303的顶部表面10304下方。如本文所述,在容纳于钉仓10300内的钉已被部署并且组织厚度补偿件10320已被切入后,支撑部分10310和鼻部10303可运动远离组织厚度补偿件10320,使得组织厚度补偿件10320的远端10325可滑出狭槽10305。
如上所述,砧座(诸如砧座10060)例如可被旋转到闭合位置,在该闭合位置,砧座10060接触钉仓(诸如钉仓10000)的顶部鼻部表面10004。一旦砧座已到达其闭合位置,组织厚度补偿件(诸如组织厚度补偿件10020)被压缩的量除了别的之外将取决于组织厚度补偿件的未压缩厚度或高度、以及组织的厚度。现在参见图42和图43,组织厚度补偿件10920可包括与鼻部10003的顶部表面10004齐平或至少基本上齐平的顶部表面。在此类实施例中,组织厚度补偿件10920的顶部表面可被推动到鼻部10003的顶部表面10004下方。现在参见图47和图48,组织厚度补偿件(诸如组织厚度补偿件10820)例如可包括顶部表面10821。在组织厚度补偿件10820被组织T和砧座10060压缩之前,该顶部表面10821定位在顶部鼻部表面10004下方。在组织T相对薄的情况下,如图45和46所示,组织厚度补偿件10920可经受相对小的压缩。现在参见图47和图48,当组织T相对较厚时,组织厚度补偿件10820可经受较大压缩。在组织T既有较薄部分也有厚的部分的情况下,如图47和图48所示,例如,组织厚度补偿件10820可在其定位于较厚组织T下面时被压缩较大的量,而在其定位于较薄组织T下面时被压缩较小的量。如上所述,以这种方式,组织厚度补偿件可补偿不同的组织厚度。
在各种实施例中,现在参见图58和图59,外科缝合器械可包括1)能够接收钉仓16600的仓通道16670,以及2)以能够枢转的方式联接到仓通道16670的砧座16660。钉仓16600可包括支撑部分16610和组织厚度补偿件16620,其中组织厚度补偿件16620的远侧端部16625可由钉仓16600远侧端部16602处的鼻部16603可释放地保持到支撑部分16610。在至少一个实施例中,鼻部16603可包括狭槽16605,并可由柔性材料构成。在使用中,主要参见图58,鼻部16603可向下挠曲,以便扩大狭槽16605的开口。在某些实施例中,鼻部16603可包括凹口或切口16606,该凹口或切口16606可能够使鼻部16603向下挠曲。无论如何,在各种情况下,狭槽16605的该扩大开口可有利于组织厚度补偿件16620的远侧端部16625插入狭槽16605中。一旦组织厚度补偿件16620已适当定位,可将鼻部16603释放。由于组成鼻部16603的材料具有回弹性,鼻部16603可返回或至少基本上返回其未挠曲状态,并抵靠平台表面16611捕集组织厚度补偿件16620的远侧端部16625,如图59所示。在使用中,类似于上文所述,当支撑部分16610远离缝合的组织运动时,远侧端部16625可被牵拉出狭槽16605。在各种情况下,当组织厚度补偿件16620与支撑部分16610分离时,柔性鼻部16603可能够偏转。在各种实施例中,再次参见图59,组织厚度补偿件16620可包括与鼻部16603的顶部表面16604对齐或至少基本上对齐的顶部表面16621。
在各种实施例中,现在参见图60至图61,钉仓(诸如钉仓11400)例如可包括可移除地附接到支撑部分11410的组织厚度补偿件11420。在至少一个实施例中,钉仓11400可包括能够将组织厚度补偿件11420的纵向侧保持到平台表面11411的一个或多个保持器杆11413。在至少一个这样的实施例中,每个保持器杆11413可包括相对的臂11418,该相对的臂可在它们之间限定通道11416。在此类实施例中,臂11418中的一个可能够在组织厚度补偿件11420上方延伸,并且另一个臂11418可能够在从支撑部分11410延伸的唇缘11419下面延伸。主要参见图60,每个保持器杆11413的通道11416的尺寸可被设定并能够在使用钉仓11400前将压缩力施加到组织厚度补偿件11420的纵向侧。在使用期间,主要参见图61,钉仓11400可定位在钉仓通道内,一旦钉仓11400已恰当定位,砧座(诸如砧座11460)便例如可运动到其可压缩组织厚度补偿件11420的位置。类似于上文所述,当组织厚度补偿件11420被压缩时,可横向或向外扩展,因此使保持器杆11413与钉仓11400分离。在某些其他实施例中,将砧座11460闭合可能不会使保持器杆11413与钉仓分离,或可能不会使保持器杆11413与钉仓完全分离。在至少一个这样的实施例中,如上所述推进击发杆穿过钉仓11400可使钉10030从支撑部分11410部署,同时挤压砧座11460和钉仓11400使它们更靠近彼此,以便将压缩力施加到组织厚度补偿件11420,该压缩力足以使组织厚度补偿件11420横向伸展并使保持器杆11413与钉仓11400分离。一旦保持器杆11413已与钉仓11400分离,支撑部分11410可远离植入的组织厚度补偿件11420运动并从手术部位移除。
在各种实施例中,作为对上文的补充,钉仓可包括多个紧固件,这些多个紧固件能够将组织厚度补偿件可释放地保持到钉仓的支撑部分。在某些实施例中,例如,支撑部分可包括限定在平台表面中的多个孔。其中紧固件可延伸穿过组织厚度补偿件并且能够被可释放地保持在支撑部分的孔中。在使用中,当钉从支撑部分逐渐射出时,紧固件可从支撑部分逐渐释放。在至少一个这样的实施例中,紧固件可随组织厚度补偿件一起植入,并且在至少一个实施例中,例如,紧固件可由至少一种可生物吸收的材料构成。在某些实施例中,在组织厚度补偿件已被植入之后,并且当支撑部分至少部分地远离植入的组织厚度补偿件运动时,紧固件可与支撑部分分离。在各种实施例中,现在参见图130至图131,钉仓(诸如钉仓11600)例如可包括被多个紧固件11613可释放地安装到支撑部分11610的组织厚度补偿件11620。每个紧固件11613可包括嵌入组织厚度补偿件11620内和/或与组织厚度补偿件接合的第一端部11618、与支撑部分11610接合的第二端部11618,以及将第一端部11618连接到第二端部11618的连接器11616。在各种实施例中,紧固件11613可延伸穿过限定在支撑部分11610中的刀狭槽11615。在使用中,击发构件10052可使刀刃运动穿过支撑部分11610中的刀狭槽11615并切入紧固件11613,以便从支撑部分11610释放组织厚度补偿件11620。在至少一个这样的实施例中,击发杆10052可从钉仓11600的近侧端部推进到钉仓11600的远侧端部,以便1)如上所述将滑动件10050朝远侧推进并逐渐击发钉10030;2)逐渐切入紧固件11613和/或使紧固件11613断开,以使组织厚度补偿件11620从支撑部分11610逐渐释放。在某些实施例中,类似于上文所述,组织厚度补偿件11620可包括多个可分离区段。这些多个可分离区段例如可各自通过一个或多个紧固件11613保持到支撑部分11610。如果击发构件10052停止在钉仓11600的近侧端部和远侧端部中间,如图130所示,那么紧固件11613可有助于在砧座11660打开并且支撑部分11610远离组织T运动之后将组织厚度补偿件11620的未植入部分保持到支撑部分11610,如图131所示。在各种实施例中,作为对上文的补充,击发构件10052的切割刃10053可能够切入紧固件11613和/或使紧固件11613断开。
在各种实施例中,现在参见图132,钉仓例如可包括组织厚度补偿件(诸如组织厚度补偿件15120),该组织厚度补偿件可包括具有不同厚度的多个部分。在至少一个实施例中,组织厚度补偿件15120可包括可具有第一厚度的第一部分或内部部分15122a、从第一部分15122a延伸的可各自具有第二厚度的第二部分或中间部分15122b,以及从第二部分15122b延伸的可各自具有第三厚度的第三部分或外部部分15122c。在至少一个这样的实施例中,例如,第三厚度可比第二厚度厚,并且第二厚度可比第一厚度厚。然而在各种其他实施例中,可使用任何合适的厚度。在各种实施例中,组织厚度补偿件15120的部分15122a至15122c可包括具有不同厚度的台阶。在至少一个实施例中,类似于上文所述,钉仓可包括多个钉行10030和具有不同高度的多个钉驱动器,这些钉驱动器可使钉10030变形至不同的成形高度。还类似于上文所述,钉仓可包括第一钉驱动器15140a,该第一钉驱动器15140a可驱动支撑在其上的钉10030至第一成形高度;第二钉驱动器15140b,该第二钉驱动器15140b可驱动支撑在其上的钉10030至第二成形高度;以及第三钉驱动器15140c,该第三钉驱动器15140c可驱动支撑在其上的钉10030至第三成形高度。在钉仓中,例如,第一成形高度可短于第二成形高度,第二成形高度可短于第三成形高度。在各种实施例中,如图132所示,每个钉10030可包括相同的或基本上相同的未成形即未击发高度。在某些其他实施例中,现在参见图133,第一驱动器15140a、第二驱动器15140b和/或第三驱动器15140c可支撑具有不同未成形高度的钉。在至少一个这样的实施例中,第一钉驱动器15140a可支撑具有第一未成形高度的钉15130a,第二钉驱动器15140b可支撑具有第二未成形高度的钉15130b,并且第三钉驱动器15140c可支撑具有第三未成形高度的钉15130c。其中,例如,第一未成形高度可短于第二未成形高度,第二未成形高度可短于第三未成形高度。在各种实施例中,再次参见图133,钉15130a、15130b和/或15130c的顶端可位于或至少基本上位于相同的平面中,而在其他实施例中,钉15130a、15130b和/或15130c的顶端可不位于相同的平面中。
在某些实施例中,现在参见图154,钉仓可包括具有多个部分的组织厚度补偿件15220,该多个部分具有不同的厚度。该组织厚度补偿件15220可如上所述通过钉15130a、15130b和15130c抵靠组织T植入。在至少一个实施例中,现在参见图155,钉15130a、15130b和/或15130c可变形至不同的成形高度。其中第一钉15130a可成形为第一成形高度,第二钉15130b可成形为第二成形高度,而第三钉15130c可成形为第三成形高度,并且其中,例如,第一成形高度可短于第二成形高度,并且第二成形高度可短于第三成形高度。设想了其他实施例,其中钉15130a、15130b和15130c可成形为任何合适的成形高度和/或任何相对的成形高度。
如上所述并参见图134,例如,钉仓(诸如钉仓10000)可包括支撑部分10010和组织厚度补偿件10020。其中多个钉10030可至少部分地存储在支撑部分10010中,并且当钉10030处于其未击发位置时可延伸到组织厚度补偿件10020中。在各种实施例中,当钉10030处于其未击发位置时,钉10030的顶端不从组织厚度补偿件10020突起。当钉驱动器10040如上所述使钉10030从其未击发位置运动到其击发位置时,钉10030的顶端可穿透组织厚度补偿件10020和/或穿透上部层或外皮10022。在某些另选的实施例中,当钉10030处于其未击发位置时,钉10030的顶端可凸穿组织厚度补偿件10020的顶部表面和/或外皮10022。在任一种情况下,当钉10030在被部署之前向上延伸出支撑部分10010时,钉10030可也如上所述相对于支撑部分倾斜和/或偏转。
在各种实施例中,现在参见图140,例如,钉仓可包括组织厚度补偿件13620、以及外皮或顶层13621。在至少一个这样的实施例中,例如,一个或多个脱脂棉或保持器13622可嵌入外皮13621中。在某些实施例中,每个保持器13622可包括限定于其中的一个或多个孔13629,当钉13030处于其未击发位置时,所述一个或多个孔13629可能够在其中容纳钉13030的钉腿13032,如图140所示。在使用中,作为对上文的补充,当钉13030从其未击发位置运动到其击发位置时,钉腿10032可滑动穿过孔13629,直到(例如)钉13030的基部13031接触组织厚度补偿件13620并抵靠脱脂棉13622的底部表面将组织厚度补偿件13620的至少一部分压缩为止。在各种实施例中,现在参见图135,例如,钉仓可包括组织厚度补偿件13120、以及外皮或顶层13122。在至少一个这样的实施例中,例如,组织厚度补偿件13120可包括可从组织厚度补偿件13120的顶部表面13121向上延伸的锥形凸耳、突出部、和/或突起13128。当钉13030处于其未击发位置时,突出部13128可能够接收并包封钉13030的钉腿13032的顶端,如图135所示。顶层13122还可包括可与突出部13128对齐或至少基本上对齐的锥形凸耳、突出部、和/或突起13129。在使用中,钉腿10032可穿透突出部13128和13129,并从组织厚度补偿件13120露出。在各种实施例中,现在参见图139,例如,钉仓可包括组织厚度补偿件13520、以及外皮或顶层13522。在至少一个这样的实施例中,例如,外皮13522可包括可从组织厚度补偿件13520的顶部表面13521向上延伸的锥形凸耳、突出部、和/或突起13529。类似于上文所述,当钉13030处于其未击发位置时,突出部13529可能够接收并包封钉13030的钉腿13032的顶端,如图139所示。在使用中,钉腿10032可穿透突出部13529并从外皮13522露出。
在各种实施例中,现在参见图136,例如,钉仓可包括组织厚度补偿件13220、以及外皮或顶层13222。在至少一个这样的实施例中,例如,组织厚度补偿件13220可包括可向下延伸到组织厚度补偿件13220的顶部表面13221中的锥形浅凹和/或凹槽13128。在各种实施例中,当钉13030处于其未击发位置时,钉腿13032的顶端可延伸穿过凹槽13128,如图136所示。在至少一个实施例中,顶层13222还可包括可与凹槽13228对齐或至少基本上对齐的锥形浅凹和/或凹槽13229。在各种实施例中,现在参见图137,例如,钉仓可包括组织厚度补偿件13320、以及外皮或顶层13322。在至少一个这样的实施例中,外皮13320可包括可向下延伸到组织厚度补偿件13320的顶部表面13321中的厚的部分13329。在各种情况下,当钉13030处于其未击发位置时,厚的部分13329可能够在其中容纳钉13030的钉腿13032的至少一部分,如图137所示。在此类实施例中,厚的部分13329可将钉腿13032保持就位,使钉腿13032与定位在组织厚度补偿件13320对面的砧座的钉成形凹坑对齐或至少基本上对齐。在各种实施例中,现在参见图138,例如,钉仓可包括组织厚度补偿件13420、以及外皮或顶层13422。在至少一个这样的实施例中,外皮13422可包括可从组织厚度补偿件13420的顶部表面13421向上延伸的厚的部分13429。在各种情况下,当钉13030处于其未击发位置时,厚的部分13429可能够在其中容纳钉13030的钉腿13032的至少一部分,如图138所示。在此类实施例中,厚的部分13429可将钉腿13032保持就位,使钉腿13032与定位在组织厚度补偿件13420对面的砧座的钉成形凹坑对齐或至少基本上对齐。
在各种实施例中,现在参见图141和图142,例如,钉仓可包括组织厚度补偿件13720和、以及外皮或顶层13721。在至少一个这样的实施例中,例如,组织厚度补偿件13720可包括可从组织厚度补偿件13720的顶部表面13721向上延伸的金字塔形和/或阶梯式凸耳、突出部、和/或突起13728。当钉13030处于其未击发位置时,突出部13728可能够接收并包封钉13030的钉腿13032的顶端,如图142所示。相似地,顶层13721可包括可与突出部13728对齐或至少基本上对齐的金字塔形和/或阶梯式凸耳、突出部、和/或突起13729。在各种实施例中,外皮13721还可包括从突出部13729向上延伸的一个或多个齿状物13727,这些齿状物可能够接合抵靠顶层13721定位的组织,并阻止或至少限制组织、顶层13721、和/或钉腿13032的顶端之间相对的横向和/或纵向运动。在使用中,当钉13030从其未击发位置运动到其击发位置时,钉腿13032可穿透突出部13728和13729,并从组织厚度补偿件13720露出。在各种实施例中,现在参见图143和图144,例如,钉仓可包括组织厚度补偿件13820、以及外皮或顶层13821。在至少一个这样的实施例中,例如,组织厚度补偿件13820可包括可从组织厚度补偿件13820的顶部表面13821向上延伸的金字塔形和/或阶梯式凸耳、突出部、和/或突起13828。当钉13030处于其未击发位置时,突出部13828可能够接收并包封钉13030的钉腿13032的顶端,如图144所示。相似地,顶层13821可包括可与突出部13828对齐或至少基本上对齐的金字塔形和/或阶梯式凸耳、突出部、和/或突起13829。在各种实施例中,顶层13821还可包括向下延伸到组织厚度补偿件13820中的一个或多个齿状物13827,例如,这些齿状物可能够阻止或至少限制顶层13821和组织厚度补偿件13820之间的相对横向和/或纵向运动。在使用中,当钉13030从其未击发位置运动到其击发位置时,钉腿10032可穿透突出部13828和13829,并从组织厚度补偿件13820露出。
在各种实施例中,现在参见图145,例如,钉仓可包括组织厚度补偿件(诸如组织厚度补偿件13920),该组织厚度补偿件可包括限定于其中的脊13923和谷13924,在至少一个实施例中,谷13924可被限定在脊13923之间。在各种实施例中,每个脊13923可具有相同的高度、基本上相同的高度、或不同的高度。相似地,每个谷13924可包括相同的深度、基本上相同的深度、或不同的深度。在各种实施例中,多个钉13030可至少部分地存储在组织厚度补偿件13920中,使得钉13030的顶端可定位在脊13923内。在至少一个这样的实施例中,例如,当钉13030被存储在其未击发位置时,钉13030的钉腿13032可不从组织厚度补偿件13920和/或附接到组织厚度补偿件13920的外皮或顶层13921突起。在各种实施例中,脊13923和/或谷13924可跨钉仓横向延伸。在至少一个这样的实施例中,钉仓可包括纵向刀狭槽。其中脊13923和谷13924可沿横向于和/或垂直于刀狭槽的方向延伸。在各种情况下,脊13923可能够将钉腿13032的顶端保持就位,直到钉13030从其未击发位置运动到其击发位置为止。在各种实施例中,现在参见图146,组织厚度补偿件和/或覆盖组织厚度补偿件的外皮可包括纵向脊和/或谷。在至少一个这样的实施例中,例如,组织厚度补偿件可包括由脊14023和谷14024限定的顶部表面,其中谷14024可被限定在脊14023之间。在各种实施例中,组织厚度补偿件可包括外皮14021,该外皮14021可包括限定于其中的多个孔14029,每个孔各自可能够容纳钉腿13032。在某些实施例中,孔14029可被限定在脊14023中,其中钉腿13032的顶端可定位在脊14029的顶点14028下方、定位成与顶点14028齐平,和/或定位在顶点14028上方。在某些实施例中,除了上文所述之外或代替上文所述,例如,孔14029可限定在谷14024中。在某些实施例中,例如,每个孔可被压花围绕或至少部分地围绕,该压花可增强围绕孔的外皮和/或组织厚度补偿件。在任何情况下,作为对上文的补充,例如,外皮14021可用任何合适的方式附接到组织厚度补偿件,包括使用至少一种粘合剂。
在各种实施例中,现在参见图148,例如,一次性加载单元15900可包括砧座15960和钉仓通道15970,其中钉仓通道15970可相对于砧座15960旋转。在至少一个这样的实施例中,砧座15960可能不能够旋转。在某些实施例中,组织可被定位在砧座15960和钉仓通道15970之间,随后钉仓通道15970可朝组织旋转以抵靠砧座夹持组织。在至少一个这样的实施例中,一次性加载单元15900还可包括可能够接触组织的组织厚度补偿件15920。
在各种实施例中,现在参见图149至图151,一次性加载单元12900可包括加载组件,该加载组件包括能够可移除地附接到支撑部分12610的底部部分12922、能够可移除地附接到砧座12560的顶部部分12990,以及将底部部分12922和顶部部分12990连接起来的柔性接头12991。类似于上文所述,纵向保持导轨12825可从底部部分12922向下延伸到限定在支撑部分12610中的刀狭槽12615中,使得底部部分12922能够被可释放地保持到支撑部分12610。相似地,纵向保持导轨12995可从顶部部分12990向上延伸到限定在砧座12560中的刀狭槽中,使得顶部部分12990能够被可释放地保持到砧座12560。如图150和图151所示,组织厚度补偿件12620可被安装到加载组件的底部部分12922,其中为了相对于支撑部分12610来定位组织厚度补偿件12620,临床医生可使顶部部分12990和底部部分12922朝彼此挠曲,将加载组件定位在砧座12560和支撑部分12610之间,然后释放挠曲的加载组件,使得加载组件可抵靠砧座12560来弹性扩展和偏置顶部部分12990,并抵靠支撑部分12610来弹性扩展和偏置底部部分12922。
在各种实施例中,现在参见图152,例如,钉仓(诸如钉仓14900)可包括支撑部分14910,除此之外,还包括抵靠支撑部分14910定位的组织厚度补偿件14920。类似于上文所述,例如,支撑部分14910可包括可被钉部署滑动件向上抬离的钉驱动器,以便抬离钉(诸如钉10030)。这些钉朝向砧座(诸如,例如定位在钉仓14900对面的砧座10060)至少部分地定位在支撑部分14910内。在某些实施例中,例如,支撑部分14910可包括六行钉腔,诸如外侧的两行钉腔、内侧的两行钉腔、以及定位在内侧行和外侧行中间的中间两行钉腔。其中砧座10060可包括与钉腔对齐或至少基本上对齐的六行成形凹坑10062。在各种实施例中,内侧行钉腔可包括定位在其中的钉驱动器14940a,中间行钉腔可包括定位在其中的钉驱动器14940b,并且外侧行钉腔可包括定位在其中的钉驱动器14940c。其中钉驱动器14940a中的每一个可包括能够支撑钉10030的支架14949a,钉驱动器14940b中的每一个可包括能够支撑钉10030的支架14949b,钉驱动器14940c中的每一个可包括能够支撑钉10030的支架14949c。在钉驱动器的未击发位置处,即,当钉驱动器14940a至14940c坐置在延伸到支撑部分14910下面的驱动器支撑件14926上时,相比于钉驱动器14940b的支架14949b和钉驱动器14940c的支架14949c,钉驱动器14940a的支架14949a可更靠近砧座10060定位。在这样的位置,第一成形距离可被限定在支架14949a和定位于支架14949a上方的成形凹坑10062之间;第二成形距离可被限定在支架14949b和定位于支架14949b上方的成形凹坑10062之间;第三成形距离可被限定在支架14949c和定位于支架14949c上方的成形凹坑10062之间。其中在各种实施例中,例如,第一成形距离可短于第二成形距离,并且第二成形距离可短于第三成形距离。当钉驱动器14940a至14940c从它们的未击发位置(图152)运动到它们的击发位置时,每个钉驱动器14940a至14940c可被钉部署滑动件朝砧座10060向上运动相等的或至少基本上相等的距离,使得第一驱动器14940a将其相应的钉10030驱动第一成形高度,第二驱动器14940b将其相应的钉10030驱动第二成形高度,第三驱动器14940c将其相应的钉10030驱动第三成形高度。其中,例如,第一成形高度可短于第二成形高度,并且第二成形高度可短于第三成形高度。设想了各种其他实施例,其中第一钉驱动器14940a被向上移位第一距离,第二钉驱动器14940b被向上移位第二距离,并且第三钉驱动器14940c被向上移位第三距离。其中第一距离、第二距离和第三距离中的一者或多者可以不同。
在各种实施例中,再次参见图152,相对于砧座10060的组织接触表面10061,支撑部分14910的平台表面14911可在高度上有所变化。在某些实施例中,该高度变化可在横向上产生,并且在至少一个实施例中,例如,围绕内侧行钉腔的平台表面14911的高度可高于围绕外侧行钉腔的平台表面14911的高度。在各种实施例中,组织厚度补偿件14920的底部表面14922能够平行于或至少基本上平行于支撑部分14910的平台表面14911。作为对上文的补充,组织厚度补偿件14920还可在厚度上有所变化。其中在至少一个实施例中,组织厚度补偿件14920的顶部表面或组织接触表面14921可从其外边缘即横向边缘向内倾斜。在至少一个这样的实施例中,由于上文所述,例如,组织厚度补偿件14920可在定位于内侧行钉腔之上的区域内较薄,并且在定位于外侧行钉腔之上的区域内较厚。在各种实施例中,现在参见图153,例如,支撑部分15010的平台表面可包括阶梯式平台表面。其中,例如,该阶梯式表面的最高台阶可围绕内侧行钉腔,并且该阶梯式表面的最低台阶可围绕外侧行钉腔。在至少一个这样的实施例中,具有中间高度的台阶可围绕中间行钉腔。在某些实施例中,例如,组织厚度补偿件(诸如组织厚度补偿件15020)可包括底部表面,该底部表面可平行于支撑部分15010的平台表面并与该平台表面邻接。在至少一个实施例中,例如,组织厚度补偿件的顶部表面或组织接触表面15021可包括弓形的、抛物线的、和/或弯曲的表面,在至少一个这样的实施例中,此表面可从组织厚度补偿件15020的第一横向侧延伸到组织厚度补偿件15020的第二横向侧,例如,顶点与钉仓15000的中心对齐或至少基本上对齐。
在各种实施例中,作为对上文的补充,钉仓10000的钉击发滑动件10050可在击发构件(如别处示出)的作用下从钉仓10000的近侧端部朝向该钉仓的远侧端部10002运动,如图161和图162所示。当滑动件10050被推进时,滑动件10050可接触钉驱动器10040并在限定于钉仓10000的仓体10010中的钉腔10012内将钉驱动器10040向上抬起。在至少一个实施例中,滑动件10050和钉驱动器10040可各自包括一个或多个斜坡或倾斜表面,该一个或多个斜坡或倾斜表面可协作以使钉驱动器10040和支撑于其上的钉从它们的未击发位置向上运动。钉仓10000还可包括盘10027,例如,该盘可至少部分地环绕仓体10010底部并至少部分地容纳仓体10010内的钉驱动器10040。仓体10010还可包括限定于其中的纵向狭槽10016,该纵向狭槽10016能够在击发构件穿过钉仓10000时至少部分地接收击发构件。
现在转到图163,钉仓体10010内容纳的钉可在钉仓10000的近侧端部10001与远侧端部10002之间相继击发。在各种实施例中,例如,钉仓10000可包括钉驱动器10040a、10040b和10040c,这些钉驱动器可采用预先确定的方式来击发钉。例如,钉仓10000可包括定位在纵向狭槽10016的第一侧上的近侧驱动器10040c,以及定位在纵向狭槽10016的第二侧即相对侧上的第二近侧驱动器10040c。每个驱动器10040c能够同时击发两个钉,即,两个最近侧的钉。此类钉定位在标记为10012c的钉腔中。事实上,在纵向狭槽10016的每一侧上标记为10012c的两个钉腔中,此类钉腔10012c可包括标记为10013c的远侧钉腔和标记为10014c的近侧钉腔。读者将会了解,钉腔10013c定位在与钉腔10014c不同的钉行中。事实上,钉腔10013c和10014c可位于两个最内侧钉行中,第三最外侧钉行没有将被驱动器10040c击发的钉。此外,钉仓10000可包括定位在纵向狭槽10016的第一侧上的中间驱动器10040b,以及定位在纵向狭槽10016的第二侧即相对侧上的第二中间驱动器10040b。每个驱动器10040b能够同时击发三个钉。此类钉定位在标记为10012b的钉腔中。事实上,在纵向狭槽10016的每一侧上标记为10012b的三个钉腔中,此类钉腔10012b可包括标记为10013b的远侧钉腔、标记为10014b的中间钉腔和标记为10015b的远侧钉腔。读者将会了解,三个钉腔10013b、10014b和10015b全都定位在不同的钉行中。另外,钉仓10000可包括定位在纵向狭槽10015的第一侧上的远侧驱动器10040a,以及定位在纵向狭槽10015的第二侧即相对侧上的第二远侧驱动器10040a。每个驱动器10040a能够同时击发四个钉。此类钉定位在标记为10012a的钉腔中。事实上,在纵向狭槽10016的每一侧上标记为10012a的四个钉腔中,此类钉腔10012a可包括标记为10013a的两个远侧钉腔、标记为10014a的中间钉腔和标记为10015a的远侧钉腔。读者将会了解,钉腔10013a、10014a和10015a全都定位在延伸跨纵向狭槽10016一侧上的所有三个钉行的阵列中。事实上,定位在仓体10010内的最远侧钉腔10013a内的最远侧钉定位在内侧钉行和外侧钉行中,并相对于处于定位在内侧钉腔行和外侧钉腔行之间的中间钉腔行中的最远侧钉腔10014a朝远侧延伸。虽然上文仅讨论了几个钉驱动器10040a、10040b和10040c,但钉仓10000可包括任何合适数量的用于从钉腔射出钉的钉驱动器。此类钉驱动器可同时射出两个、三个、四个和/或更多个钉。具体参见图18,钉仓可包括例如能够在其上支撑两个钉的一个或多个钉驱动器41040a、例如能够在其上支撑三个钉的一个或多个钉驱动器41040b,和/或能够在其上支撑四个钉的一个或多个钉驱动器41040c。在各种实施例中,容纳在钉仓内的最后一些钉驱动器或最远侧钉驱动器可包括钉驱动器41040c,这些驱动器41040c可包括能够将最后一些钉保持在钉线中的两个远侧支撑支架41041c。例如,驱动器41040a至41040c支撑六条钉线中的钉,并且驱动器41040c支撑那些钉线的四条钉线中的最后一些钉。此类钉能够沿垂直于切割路径(该切割路径沿纵向轴线延伸)的轴线对齐,或至少基本上对齐。由于此类钉具有上述布置方式,它们可提供各种止血有益效果。另外两条钉线中的最后一些钉可由支架41041b支撑。
在各种实施例中,用于外科缝合器的钉仓可包括例如布置在钉仓的钉平台上的层,诸如组织厚度补偿件和/或支撑物材料。在使用中,当钉被击发时,所述层和患者组织可被这些钉捕获。随后,所述层可与外科缝合器分开,当缝合器从患者移除时可保留在患者体内。在某些实施例中,所述层的远侧端部可附接到钉仓,以使所述层当钉仓和该层正相对于患者组织定位时,相对于钉仓稳定。
在所述层的远侧端部附接到钉仓的某些实施例中,该钉仓可包括朝远侧布置的切割刀片,该切割刀片将所述层附接到钉仓的远侧端部切掉。图81A至图83示出钉仓组件2300,该钉仓组件2300包括钉仓2330和布置在钉仓2330的远侧腔2332中的远侧切割刀片2324。如下文更详细描述,远侧切割刀片2324可在远侧腔2332内从未部署位置运动到部署位置。在部署位置,切割刀片2324延伸出远侧腔2332以切断布置在钉仓上的层2306的远侧端部2316。
参见图82和图83,在各种实施例中,层2306的远侧部分2316可通过被捕获在钉仓2300与面板2310之间而附接到钉仓2300,该面板2310从钉仓组件2300的鼻部2308朝近侧延伸。在某些实施例中,层2306可通过压缩于钉仓2330与面板2310之间而被捕获。换句话说,钉仓2330与面板2310之间的间隙可小于定位在该间隙中的层2306的远侧部分2316的厚度,使得远侧部分2316被压缩在钉仓2330与面板2310之间。在某些实施例中,参见图82和图83,层2306的远侧部分2316可包括一个或多个孔2320。一个或多个栓2318可从面板2308延伸并穿过孔2320,以捕获层2306的远侧部分2316。在某些实施例中,例如,层2306的远侧部分2316可通过粘合剂、焊接、和/或热铆接附接到钉仓2330。
将层2306的远侧部分2316与层2306的其余部分切断的远侧切割刀片2324可布置在钉仓2330的远侧腔2332中。远侧腔2332和远侧切割刀片2324可被定位成使得远侧切割刀片2324可在相对于远侧部分2316附接到钉仓2330的位置较为近侧的位置处将层2306的远侧部分2316切断。例如,参见图82和图83,远侧切割刀片2324可在相对于将远侧部分2316附接到钉仓2330的栓2318和孔2320较为近侧的位置处将层2306的远侧部分2316切断。因此,当远侧切割刀片2324将层2306的远侧部分2316切断时,层2306的其余部分可从钉仓释放。
远侧切割刀片2324可包括凸轮2322,该凸轮2322能够将远侧切割刀片2324推出远侧腔2332。凸轮2322可接合远侧腔2332中的导轨和/或通道2334,该导轨和/或通道2334可在刀片2324延伸出远侧腔2332时将凸轮2322和远侧切割刀片2324的运动限制在特定方向。导轨和/或通道2334在图82和图83中被示为垂直于钉仓2330的钉平台2302。在这种布置中,当远侧切割刀片2324从未部署位置(图82示出)运动到部署位置(图83示出)时,可从远侧腔2332沿垂直于钉仓2330的钉平台2302的方向延伸。在各种实施例中,导轨和/或通道2334可被布置成相对于钉仓2330的钉平台2302成任何合适角度。例如,导轨和/或通道2334可被布置成相对于钉仓2330的钉平台2302成30°角,使得远侧切割刀片2324沿相对于钉仓2330的钉平台2302成30°角的远侧方向部分延伸出远侧腔2322。
为了部署远侧切割刀片,可由击发构件2326推动凸轮2322。例如,击发构件2326可布置在钉仓2330中的狭槽(诸如刀狭槽2304)中。击发构件2326可包括能够与凸轮2322接合以使凸轮2322和远侧切割刀片2324朝向层2306移位的凸轮表面2328和2329。击发构件2326可相对于凸轮2322和远侧切割刀片2324从未致动位置朝远侧运动到致动位置,以部署切割刀片2324并将层2306的远侧部分2316切断。图82示出处于未致动位置的击发构件2326,在该未致动位置,凸轮表面2328和2329尚未与凸轮2322接合。在各种实施例中,当击发构件2326处于未致动位置时,击发构件2326的凸轮表面2328和2329中的一个或两个可与凸轮接触,只要远侧切割刀片2324不被推出远侧腔2332即可。当击发构件2326朝远侧运动到图83所示的致动位置时,击发构件2326的凸轮表面2328与凸轮2322接合,以将凸轮2322和远侧切割刀片2324逐渐推动到部署位置,使得远侧切割刀片2324将层2306的远侧部分2316切断。
如上所述,凸轮2322可接合远侧腔2332中的导轨和/或通道2334。此外,导轨和/或通道2334可被布置成相对于钉仓2330的钉平台2302成一角度。在各种实施例中,导轨和/或通道2334可被布置为成这样的角度,此角度使得当从远侧腔2332部署远侧切割刀片2324时,凸轮2322和刀片2324朝远侧运动。在各种情况下,以此角度布置导轨可通过以下方式来减小致动击发构件2326所需的力的大小:沿击发构件2326运动所沿的纵向轴线将凸轮2322和刀片2324的运动分量对齐。以这样的角度布置导轨还可降低凸轮2322与击发构件2326之间和/或凸轮2322与远侧腔2332中的导轨和/或通道2324之间发生粘连的可能性。
在各种实施例中,击发构件2326可通过切割刀片2312和/或钉驱动器2340从未致动位置朝远侧运动到致动位置。在各种实施例中,击发构件2326能够与组织切割刀片2312和/或钉驱动器2340成一整体,使得击发构件2326与组织切割刀片2312和/或钉驱动器2340一起沿着钉仓2330的纵向轴线行进穿过钉仓2330。在各种其他实施例中,击发构件2326可与组织切割刀片2312和/或钉驱动器2340分开。在此类实施例中,组织切割刀片2312和/或钉驱动器2340可将击发构件2326推动穿过钉仓2330。作为另一种选择,在击发构件2326与组织切割刀片2312和/或钉驱动器2340分开的此类实施例中,击发构件2326可定位在钉仓2330的远侧端部处,此时击发构件2326处于未致动位置,如图82所示。当切割刀片2312和/或钉驱动器2340到达钉仓2330的远侧端部时,该切割刀片2312和/或钉驱动器2340可行进穿过钉仓2330,随后将击发构件2326推到致动位置,如图83所示。在所有这些实施例中,组织切割刀片2312和/或钉驱动器2340在沿钉仓2330纵向轴线的方向上运动可将远侧切割刀片2324沿着不同于组织切割刀片和/或钉驱动器2340的方向部署。
在各种实施例中,直到组织切割刀片2312和/或钉驱动器2340的击发行程已完成或几乎已完成,才部署远侧切割刀片2324来将层2306的远侧部分2316切断。在此类实施例中,层2306的远侧部分2316可保持附接到钉仓2330,由此使层2306相对于钉仓2330稳定,直到大多数甚至全部的钉已被钉驱动器2340击发和/或直到患者组织和层2306已被组织切割刀片2312切断。在各种其他实施例中,远侧切割刀片2324可被部署成在组织切割刀片2312和/或钉驱动器2340开始它们的击发行程之前将层2306的远侧部分2316切断。例如,击发构件2326可通过外科缝合器的击发触发器的第一致动作用从图82示出的未致动位置运动到图83示出的致动位置。击发触发器的后续致动可使组织切割刀片2312和/或钉驱动器2340运动。因此,层2306的远侧部分2316可在组织切割刀片2312切断患者组织之前和/或可在钉捕获层2306和患者组织之前脱离钉仓2330。作为另一个例子,击发构件2326可由外科器械的第一触发器致动,并且组织切割刀片2312和/或钉驱动器2340可由第二触发器致动。
如上所述,钉仓组件2300的鼻部2308可包括面板2310,该面板2310从鼻部2308朝近侧延伸并至少部分地覆盖层2306的远侧部分2316。面板2310可包括面向内的表面2309,该面向内的表面2309可面向层2306的远侧部分2316。在某些实施例中,在远侧切割刀片2324切断远侧部分2316时,面板2310的向内表面2309可支撑层2306的远侧部分2316。在各种情况下,当远侧切割刀片2324被部署时,远侧切割刀片2324最终可与面向内的表面2309接触,由此将层2306的远侧部分2316与层2306的剩余部分完全切断。
面板2310还可保护患者组织,使其免受远侧切割刀片2324伤害。在各种情况下,未被组织切割刀片2312切断和/或未被来自钉仓2330的钉缝合的未受影响患者组织可越过面板2310的向外表面2311。在此类情况下,面板2310可保护这些未受影响组织,使其免受远侧切割刀片2324伤害。例如,如图83所示,面板2310可定位在延伸出远侧腔2332的远侧切割刀片2324与靠近面板2310的向外表面2311的患者组织之间,使得这些患者组织不暴露于远侧切割刀片2324。
现在参见图77至图79,钉仓20000可包括仓体20010、以及可释放地附接到仓体20010的组织厚度补偿件20020。钉仓20000可包括钉、钉腔和/或钉驱动器的任何合适布置。钉驱动器在被滑动件或击发构件击发后,朝远侧穿过钉仓20000以将组织厚度补偿件20020的至少一部分和患者组织的至少一部分捕获在钉内,如本文别处所述。为简洁起见,在此不向读者赘述与钉、钉腔和钉驱动器有关的说明。现在主要参见图77和图77A,钉仓20000可包括滑动件20060,该滑动件20060由击发构件20050朝远侧推进。在击发构件20050和滑动件20060朝远侧行进过程中的某点,滑动件20060例如可能够使组织厚度补偿件20020从仓体20010释放,如图78和图79所示。例如,组织厚度补偿件20020的远侧端部20022能够被柔性夹钳20013和保持销20072可释放地保持到仓体20010的远侧端部,其中滑动件20060可以克服保持销20072的保持作用,或从保持销撤回。柔性夹钳20013可能够抵靠仓体20010的平台20015将组织厚度补偿件20020牢固地固定。在此类情况下,柔性夹钳20013可对组织厚度补偿件20020提供足够的夹紧力,以将组织厚度补偿件20020保持在适当位置。保持销20072也可将组织厚度补偿件20020牢固地保持到仓体20010。例如,参见图77和图77A,组织厚度补偿件20020的远侧端部20022可包括限定于其中的孔20023,该孔20023能够接收保持销20072,并且归因于保持销20072与孔20023的侧壁之间的相互作用,保持销20072可防止组织厚度补偿件20020从夹钳20013与仓平台20015之间滑出。此外,保持销20072和夹钳20013可协作限制组织厚度补偿件20020的运动,并且在各种情况下,保持销20072的顶部可邻接夹钳20013,或是可被定位成与夹钳紧密相邻。
在使用中,作为对上文的补充,保持销20072的位置可由于滑动件20060撤回而下降,如图78和图79所示。更具体地,保持销20072可从凸轮20070延伸。其中凸轮20070可安置或坐置在从附接到仓体20010的盘20011延伸的弹性构件即弹簧20012上;并且当滑动件20060接合凸轮20070时,该滑动件20060可向下推动凸轮20070和保持销20072,从而压缩弹簧20012。仓体20010可包括限定于其中的导向件20018,该导向件限制凸轮20070沿基本上竖直的路径,即垂直于仓平台20015的路径运动。在各种实施例中,滑动件20060可包括凸轮致动器20062,该凸轮致动器20062相对于钉驱动器抬离表面20063朝远侧延伸。一旦销20072的位置已充分下降,组织厚度补偿件20020可相对于仓平台20015滑动并从夹钳20013滑出。在各种情况下,销20072可下降足够的量,但仍从仓平台20015至少部分地突起。在其他情况下,销20072可下降到仓平台20015下方。在任一种情况下,滑动件20060的凸轮致动器20062和钉驱动器抬离表面20063能够使得保持销20072在最后一个钉或最远侧的钉被滑动件20060击发的同时充分下降。在其他情况下,滑动件20060的凸轮致动器20062和钉驱动器抬离表面20063可能够使得在最后一个钉或最远侧的钉被滑动件20060击发之前,保持销20072充分下降。在另外的其他情况下,滑动件20060的凸轮致动器20062和钉驱动器抬离表面20063能够使保持销20072在最后一个钉或最远侧的钉被滑动件20060击发后才充分下降。虽然凸轮20070在本文中被描述为具有一个保持销20072,但多个保持销20072可从凸轮20070延伸,这些保持销各自能够将组织厚度补偿件20020可释放地保持到仓体20010。因此,组织厚度补偿件20020可包括能够接收保持销20072的合适数量的孔20023。
现在参见图80和图81,例如,钉仓21000可包括仓体21010、可释放地固定到仓体21010的组织厚度补偿件21020、以及能够从仓体21010释放组织厚度补偿件21020的滑动件21060。类似上文所述,滑动件21060可包括钉驱动器抬离表面21063。钉驱动器抬离表面21063能够将钉驱动器和支撑在其上的钉朝着定位在组织厚度补偿件21020对面的砧座抬起。还类似上文所述,滑动件21060还可包括凸轮致动器21062。凸轮致动器21062能够作用于夹钳21013,让夹钳21013不再将组织厚度补偿件21020的远侧端部21022保持到仓体21010的平台表面21015。更具体地,夹钳21013可包括向下延伸到仓体21010中的凸轮21072。其中当滑动件21060朝远侧推进穿过钉仓21000时,凸轮21072可被凸轮致动器21062接合。当凸轮致动器21062接合凸轮21072时,凸轮致动器21062可将凸轮21072向上抬起并使夹钳21013远离组织厚度补偿件21020的远侧端部21022挠曲,如图81所示。此时,仓体21010可远离组织厚度补偿件21020运动。换句话说,组织厚度补偿件21020在从仓体21010释放前,便已被一个或多个钉植入患者组织。这种情况下,在将组织厚度补偿件21020释放后,仓体21010可远离植入的组织厚度补偿件21020运动并从手术部位移除。
作为对上文的补充,滑动件21060的凸轮致动器21062和钉驱动器抬离表面21063能够使得凸轮20072在最后一个钉或最远侧的钉被滑动件20060击发的同时足够地升高以足以减小由夹钳21013施加的夹紧力。在其他情况下,滑动件21060的凸轮致动器21062和钉驱动器抬离表面21063可能够使得最后一个钉或最远侧的钉被滑动件21060击发之前,凸轮21072足够地升高以足以减小由夹钳21013施加的夹紧力。在另外的其他情况下,滑动件21060的凸轮致动器21062和钉驱动器抬离表面21063能够使得凸轮20072在最后一个钉或最远侧的钉被滑动件21060击发之后足够地升高以足以减小由夹钳21013施加的夹紧力。虽然夹钳21013在本文中被描述为具有一个从其延伸的凸轮21072,但多个凸轮21072可从夹钳21013延伸,这些凸轮各自能够抬离夹钳21013以使组织厚度补偿件20020从仓体20010释放。
作为对上文的补充,穿过钉仓的滑动件或击发构件可在滑动件朝远侧的运动结束时或接近结束时,和/或在击发构件的击发行程结束时,将组织厚度补偿件从仓体释放。换句话说,组织厚度补偿件可在所有或几乎所有的钉从钉仓击发完毕的同时从仓体释放。在各种其他实施例中,组织厚度补偿件可在第一个钉即最近侧的钉从钉仓击发的同时或之前从仓体释放。一个这样的示例性实施例在图90至图92中绘出,这些图示出了钉仓22000。类似于上文所述,钉仓22000可包括仓体22010、以及可释放地固定到仓体22010的组织厚度补偿件22020。虽然钉仓22000还可包括如上所述的钉击发滑动件,但该滑动件可能不会释放组织厚度补偿件22020;相反,钉仓22000还可包括致动器22011,该致动器22011可在击发构件的击发行程开始时,由击发构件朝远侧推进。本文公布的各种其他实施例公开了用于朝远侧推进致动器的装置。但为简洁起见,此处不向读者赘述与该实施例有关的这些其他实施例。在任何情况下,致动器22011可包括从其延伸的凸轮支撑件22012,该凸轮支撑件22012能够当致动器22011处于其未致动位置时支撑凸轮22070,如图90所示。此外,钉仓22000还可包括偏置构件即弹簧22074。该偏置构件即弹簧22074能够同样地在致动器22011处于图90所示的其未致动位置时,抵靠凸轮支撑件22012保持或偏置凸轮22070。当凸轮22070处于这样的位置时,从凸轮22070延伸的保持销22072可与组织厚度补偿件22020的远侧端部22022中限定的孔22023接合并延伸穿过该孔22023,使得类似于上文所述,保持销22072,和/或与从仓体22010延伸的夹钳22013合作的保持销22072能够将组织厚度补偿件22020保持在适当位置。
当致动器22011被击发构件朝远侧推进时,现在参见图91,凸轮支撑件22012可朝远侧推进,使得凸轮支撑件22012就可能不再支撑凸轮22070。在此类情况下,弹簧22074可将凸轮22070向下偏置,使得保持销22072被偏置为不再与组织厚度补偿件22020接合,或至少局部不与组织厚度补偿件22020接合。在至少一种情况下,弹簧22074可将凸轮22070向下偏置,使得保持销22072被定位在钉仓22010的平台22015下方。在任何情况下,致动器22011朝远侧推进都可使组织厚度补偿件22020从仓体22010释放。换句话说,尽管保持销22072位置下降,夹钳22013仍可对组织厚度补偿件22020提供夹持力,使得组织厚度补偿件22020保持压靠在钉平台22015上;然而,一旦在组织厚度补偿件22020与仓体22010之间施加足够的相对力,组织厚度补偿件22020可从夹钳22013下方滑出。作为对上文的补充,组织厚度补偿件22020从仓体22010释放可以在最近侧的钉从钉仓22000击发之前发生、与该击发同时发生,和/或在该击发后立即发生。在此类情况下,提前释放组织厚度补偿件22020使组织厚度补偿件22020即便(例如)在钉仓22000仅部分击发的情况下也能从仓体22010释放。
现在参见图84至图87,端部执行器组件5000可包括别处示出的第一钳口和第二钳口5002。在各种实施例中,第二钳口5002可包括仓组件。该仓组件包括紧固件仓体5050、以及可释放地固定到紧固件仓体5050的组织厚度补偿件5058。主要参见图84,紧固件仓体5050可具有仓平台5052和限定在仓平台5052中的紧固件腔5054。另外,第二钳口5002可例如包括紧固件(诸如外科钉),这些紧固件能够可移除地定位在紧固件腔5054中。例如,这些紧固件能够以可射出的方式定位在仓体5050的每个紧固件腔5054中。在某些实施例中,仓体5050可包括狭槽5056,该狭槽5056可从第二钳口5002的近侧部分5004朝着第二钳口5002的远侧部分5006延伸。在各种实施例中,击发组件5030可沿着仓体5050的狭槽5056平移。例如,击发组件5030可在击发行程期间在狭槽5056内平移,并可在击发行程期间将紧固件从紧固件腔5054射出。
主要参见图84、图86和图87,击发组件5030可包括击发杆(图84)、切割刃5036、横杆5038和支脚5044(图86和图87)。当击发组件5030在击发行程期间被击发穿过第二钳口5002时,切割刃5036可将组织切割和/或将组织厚度补偿件5058切割。例如,横杆5038可将第一钳口相对于仓体5050保持,并且支脚5044可将击发组件5030相对于仓体5050保持。在各种实施例中,横杆5038和支脚5044可例如将切割元件5036保持为与紧固件仓5050的平台5052垂直。主要参见图29A和图29B,击发组件5030可在击发行程期间接合仓体5050中的滑动件5034。击发组件5030可例如在击发行程期间将滑动件5034朝远侧推动,由此将紧固件从紧固件腔5054射出。
主要参见图84,组织厚度补偿件5058可通过至少一个连接器5080a,5080b以可释放的方式固定到仓体5050。在某些实施例中,多个连接器5080a,5080b可将组织厚度补偿件5058固定到仓体5050。例如,近侧连接器5080a可在第二钳口5002的近侧部分5004处将组织厚度补偿件5058固定到仓体5050,并且远侧连接器5080b可在第二钳口5002的远侧部分5006处将组织厚度补偿件5058固定到仓体5050。在某些实施例中,另外的连接器可将组织厚度补偿件5058固定到仓体5050。在此类实施例中,例如,另外的连接器可沿仓体5050长度的至少一部分隔开,并可定位在近侧连接器5080a和远侧连接器5080b之间。
仍主要参见图84,连接器5080a和5080b可将组织厚度补偿件5058相对于仓体5050保持。当连接器5080a和5080b裂开、被切割、移位、或因其他原因不再起效时,组织厚度补偿件5058可从仓体5050释放。在某些实施例中,击发组件5030在击发行程期间沿紧固件仓5050中的狭槽5056平移时,可以克服连接器5080a和5080b。在此击发行程期间,击发组件5030不仅可切割夹持在第一钳口和第二钳口5002间的组织,并且还可将紧固件从紧固件腔5054运动到被夹紧的组织中。在各种实施例中,击发组件5030可在击发行程期间将滑动件5034(图86和图87)朝远侧推动。滑动件5034可具有能够接合紧固件腔5054中的驱动器的凸轮表面或斜坡5042。当斜坡5042接合驱动器时,斜坡可将驱动器朝平台5052推动,以使紧固件从紧固件腔5054射出。另外,击发组件5030可在击发行程期间将组织厚度补偿件5058和连接器5080a,5080b切割。
主要参见图84,击发组件5030的切割刃5036可例如在击发行程开始时或开始一会儿后将近侧连接器5080a,并且可例如在击发行程结束时或将要结束时将远侧连接器5080b切割。在某些实施例中,滑动件5034(图86和图87)可在切割刃5036将近侧连接器5080a切割之后,且在切割刃5036将远侧连接器5080b切割之前,使紧固件从紧固件腔5054射出。在此类实施例中,如果击发组件5030未完成击发行程,那么击发组件5030的切割刃5036可能在到达远侧连接器5080b之前停下,而组织厚度补偿件5058可在第二钳口5002的远侧部分5006处保持固定到仓体5050。在某些实施例中,组织厚度补偿件5058可保持固定到仓体5050,直到操作者将远侧连接器5080b切割或以其他方式克服远侧连接器。例如,操作者可通过在外科手术中引入另外的外科器械和/或步骤,来克服远侧连接器5080b。
仍参见图84至图87,在各种实施例中,第二钳口5002可在击发行程开始时或开始一会儿后克服连接器5080a和5080b。换句话说,第二钳口5002的元件可在击发行程开始时或开始一会儿后,克服近侧连接器5080a、远侧连接器5080b和这两个连接器之间的任何另外的连接器。例如,第二钳口5002和/或仓组件可包括致动器5010,该致动器5010可在紧固件从紧固件腔射出以前克服远侧连接器5080b。致动器5010可克服远侧连接器5080b,并且即便击发行程过早终止,也就是说,例如击发组件5030在到达第二钳口5002的远侧部分5006之前,组织厚度补偿件5358也可从仓体5050释放。在各种实施例中,致动器5010可包括底侧5016(图85A至图85C)和侧壁5018(图84和图85D)。侧壁5018可从底侧5016延伸,并围绕仓体5050的至少一部分延伸。底侧5016和/或侧壁5018可延伸经过定位在紧固件腔5054中的紧固件,或围绕定位在紧固件腔中的紧固件延伸。另外,致动器5010可相对于仓体5050被可运动地保持。例如,致动器5010可从预致动位置(图85A)向致动位置(图85B和图85D)运动。在某些实施例中,致动器5010的侧壁5018可接合仓体5050中的狭缝,使得致动器5010在狭缝中运动,以相对于仓体5050滑动。当致动器5010相对于仓体5050运动时,致动器5010可相对于定位在仓体5050的紧固件腔5054中的紧固件滑动。例如,致动器5010可滑动经过紧固件腔5054中的紧固件,和/或围绕这些紧固件滑动。
主要参见图85A至图85C,致动器5010可包括狭槽5012,该狭槽5012可从第二钳口5002的近侧部分5004朝远侧部分5006延伸。致动器5010中的狭槽5012可例如与仓体5050中的狭槽5056(图84)对应和/或对准。另外,击发组件5030在击发行程期间沿着仓体5050中的狭槽5056平移和/或在狭槽5056内平移时,也可沿着致动器5010中的狭槽5012平移和/或在狭槽5012内平移。在各种实施例中,击发组件5030可接合致动器5010,以在击发行程开始时或开始一会儿后使致动器5010朝远侧运动。在此类实施例中,击发组件5030可以在第二钳口5002的近侧部分5004处将致动器5010致动。例如,当致动器5010被致动并朝远侧运动时,致动器5010的远侧端部可将远侧连接器5080b切割,或以其他方式克服远侧连接器5080b。换句话说,致动器5010朝近侧致动可实现组织厚度补偿件5058从仓体5050朝远侧的释放。在各种实施例中,致动器5010仅可朝远侧移位以克服远侧连接器5080b。在至少一个实施例中,致动器5010可在克服远侧连接器5080b之前,例如移位约1mm。在某些实施例中,致动器5010可在克服远侧连接器5080b之前,例如移位约0.5mm至约5mm。
主要参见图85A和图85B,当击发组件5030在一段击发行程期间在未击发位置与部分击发位置之间运动时,致动器5010可从预致动位置(图85A)向致动位置(图85B)运动。在各种实施例中,致动器5010可例如包括释放止挡件,诸如卡位装置突片5022。击发元件相对于致动器5010的行进可由于碰到卡位装置突片5022而暂停。换句话讲,卡位装置突片5022可让击发组件5030相对于致动器5010的行进暂时停止。例如,在致动器5010从预致动位置向致动位置运动时,卡位装置突片5022能够接合滑动件5034和/或击发组件5030,从而将击发组件5030相对于致动器5010保持,使得致动器5010和击发组件5030一起运动。例如,主要参见图86和图87,致动器5010的底侧5016可以包括卡位装置突片5022,并且滑动件5034可以包括凹槽或沟槽5040。在各种实施例中,当滑动件5034定位在第二钳口5002的近侧部分5004中时,沟槽5040可以接收突片5022。例如,当击发组件5030从未击发位置运动到击发位置,因此致动器相应地从预致动位置(图85A)被推到致动位置(图85B)时,沟槽5040可与突片5022对齐。在各种实施例中,至少一个突片5022可定位在致动器5010中狭槽5012(图85A至图85C)的任一侧,且每个突片5022可接合滑动件5034。
主要参见图85A,当击发组件5030和滑动件5034在击发行程期间沿着狭槽5056(图84)平移时,滑动件5034可以接合卡位装置突片5022。例如,卡位装置突片5022可以在击发行程开始时或开始一会儿后接合滑动件5034接。在某些实施例中,卡位装置突片5022可位于致动器5010的近侧端部附近,并且在击发行程开始时,滑动件4034可接合卡位装置突片5022。当击发杆5032朝远侧运动并且卡位装置突片5022与滑动件5034中的凹槽5040接合时(图86和图87),致动器5010可被朝远侧驱动和/或朝远侧移位。在某些实施例中,主要参见图85B,致动器5010可例如朝远侧运动,直到其到达被限定于仓体5050中的硬止挡件5060。硬止挡件5060可例如位于第二钳口5002的远侧部分5006处,并且可防止致动器5010进一步朝远侧运动。在各种实施例中,在击发组件5030将紧固件从仓体5050的紧固件腔5054(图84)射出之前,致动器5010可与硬止挡件5060邻接。在一些实施例中,在击发组件5030从紧固件腔5054射出至少一个紧固件时,和/或在击发组件5030已从紧固件腔5054射出至少一个紧固件后,致动器5010才与硬止挡件5060邻接。
主要参见图85D,当致动器5010被滑动件5034和/或击发组件5030朝远侧推动时,致动器5010可切割远侧连接器5080b,或以其他方式克服远侧连接器5080b,以在第二钳口5002的远侧部分5006处将组织厚度补偿5058从仓体5050释放。在某些实施例中,致动器5010可包括凹口5024,用于接收远侧连接器5080b,并且将远侧连接器固定。在致动器5010朝远侧向硬止挡件5060移位时,凹口5024可将远侧连接器5080b固定。另外,致动器5010可例如包括沿着凹口5024的切割刃5020。在某些实施例中,致动器5010在朝向硬止挡件5060运动时,可在硬止挡件5060与致动器5010的切割刃5020之间推动远侧连接器5080b。在各种实施例中,当切割刃5020被推入和/或朝向硬止挡件5060时,切割刃5020可将远侧连接器5080b切割。在此类实施例中,在击发行程开始时或开始一会儿后,且在紧固件从紧固件腔5054(图84)击发之前,远侧连接器5080b可被致动器5010的切割刃5020切割。在一些实施例中,在击发组件5030从紧固件腔5054射出至少一个紧固件时,和/或在击发组件5030已从紧固件腔5054射出至少一个紧固件后,切割刃5020可将远侧连接器5080b切割。在各种实施例中,致动器5010能够在不切割远侧连接器5080b的前提下克服远侧连接器5080b。例如,致动器5010可使远侧连接器5080b分离或将远侧连接器拉伸,使得远侧连接器5080b不再将组织厚度补偿件5058相对于仓体5050固定。
在各种实施例中,近侧连接器5080a可被致动器5010的近侧切割刃切割。类似地,沿仓体5050长度布置的另外的连接器可在击发行程开始时或开始一会儿后被致动器5010切割,或以其他方式克服作用。除此之外或另选地,击发组件5030的切割刃5036可将近侧连接器5080a和/或另外的连接器切割,或可采用其他方式克服近侧连接器5080a和/或另外的连接器。例如,在紧固件从仓体5050的紧固件腔5054(图84)射出之前,击发组件5030的切割刃5036可将近侧连接器5080a切割,致动器5010的切割刃5020可将远侧连接器5080b切割。
主要参见图87,滑动件5034和/或击发组件5030能够克服致动器5010中卡位装置突片5022的阻碍。当滑动件5034和/或击发组件5030克服卡位装置突片5022的阻碍时,击发组件5030和滑动件5034可相对于致动器5010运动。例如,击发组件5030可将滑动件5034朝远侧推动,以使致动器5010朝远侧运动,直到硬止挡件5060阻止致动器5010进一步朝远侧运动(图85A、图85C和图85D)。仍参见图87,当致动器5010的进一步远侧运动被阻止时,击发组件5030可用足够大的力推动滑动件5034,以使卡位装置突片5022变形、偏转、和/或从滑动件5034中的凹槽5040分离。例如,每个突片5022都可包括悬臂,在向滑动件5034施加了足够大的纵向力之后,该悬臂可向下挠曲,从而与沟槽5040脱离。在击发组件5030推动滑动件5034,使滑动件5034脱离卡位装置突片5022时,击发组件5030和滑动件5034可相对于致动器5010运动。在各种实施例中,卡位装置突片5022可为足够刚性的以断开,以在致动器5010朝远侧向硬止挡件5060移位时,承受该击发组件5030施加的力;并且当致动器5010到达硬止挡件5060时,棘爪突片5022可足够柔韧,以不需要电机和/或操作者施加过大的力就可偏转。在各种情况下,在施加于卡位装置突片5022的力已超过预先确定的力之后,卡位装置突片可允许击发杆5032穿过仓体5050。
现在参见图29A和图29B,端部执行器组件5100可包括第一钳口(如别处示出)和第二钳口5102。在各种实施例中,第二钳口5102和/或可定位在其中的紧固件仓组件可包括致动器5110。致动器5110可例如相对于紧固件仓组件的紧固件仓体诸如紧固件仓体5050(图84)滑动或移位。另外,在某些实施例中,致动器5110可包括能够至少部分地围绕仓体5050定位的底壁5116和侧壁5118。当固定致动器5110被相对于仓体5050时,底壁5116和/或侧壁5118可延伸经过定位在紧固件腔5054(图84)中的紧固件,或者围绕定位在紧固件腔中的紧固件延伸。在各种实施例中,致动器5110可包括狭槽5112,该狭槽5112沿底壁5116的至少一部分延伸。另外,侧壁5118可包括唇缘5122和/或唇缘5124,该唇缘能够可滑动地接合仓体5050。例如,唇缘5122可以围绕仓体5050延伸并延伸到仓体5050的平台5052(图84)中的狭缝中。另外,唇缘5124可例如沿仓体5050的侧面延伸到狭缝中。在各种实施例中,当致动器5110相对于仓体5050运动时,唇缘5122,5124可以在狭缝内滑动。在此类实施例中,唇缘可例如约束和/或限定致动器5110与仓体5050之间的相对运动。当致动器5110相对于仓体5050运动时,致动器5110可相对于定位在仓体5050的紧固件腔5054中的紧固件滑动。例如,致动器5110可滑动经过紧固件腔5054中的紧固件,或者围绕该紧固件滑动。
仍参见图29A和图29B,致动器5110可例如在第二钳口5102的近侧部分5104处包括释放止挡件,诸如卡位装置5114。主要参见图29A,卡位装置5114可包括卡位装置臂5120,该卡位装置臂5120能够可操作地保持仓体5050(图84)的滑动件5134。例如,滑动件5134可包括沟槽5144,并且卡位装置臂5120可接合沟槽5144以将滑动件5134相对于致动器5110保持。在各种实施例中,卡位装置5114可具有多个卡位装置臂5120,该卡位装置臂5120能够被保持在滑动件5134的沟槽5144中。卡位装置臂5120可例如从致动器5110的相对侧延伸,并且滑动件5134可例如定位在卡位装置臂5120中间。在某些实施例中,当卡位装置臂5120被保持在滑动件5134的沟槽5144(图29A)中时,击发组件5030可抵靠滑动件5134推动,并且可使致动器5110朝远侧移位。卡位装置臂5120可为足够刚性的,以在致动器5110被击发组件5030朝远侧推动时,将滑动件5134相对于致动器5110保持。然后,致动器5110可例如邻接硬止挡件,诸如硬止挡件5060(图84至图85B,和图85D),该硬止挡件可防止致动器5110进一步朝远侧运动。
主要参见图29B,当致动器5010邻接硬止挡件5060(图84至图85B,和图85D)时,击发组件5030可推动滑动件5134穿过卡位装置5114。换句话讲,击发组件5030可促使滑动件5134克服卡位装置臂5120。在此类实施例中,卡位装置臂5120可能足够柔韧,以挠曲从而与滑动件5134的沟槽5144脱离,并可允许击发组件5030沿着致动器5110中的狭槽5112从卡位装置臂5120间通过。类似于致动器5010,致动器5110可包括刃,该刃可例如当致动器5110被击发组件5030朝远侧移位时,将远侧连接器,类似于远侧连接器5080b(图84和图85D)切割,或以其他方式克服远侧连接器。然后,击发组件5030和滑动件5134可例如沿狭槽5112平移,并且可使紧固件从仓体的紧固件腔5054射出。在各种实施例中,致动器5110可先克服远侧连接器和/或另外的连接器,然后紧固件才从紧固件仓5050击发。在某些实施例中,在紧固件从紧固件仓5050击发之前,致动器5110可克服远侧连接器和/或另外的连接器。
现在参见图87A和图87B,端部执行器组件5200可包括第一钳口(如别处示出)和第二钳口5202。在各种实施例中,第二钳口5202和/或紧固件仓组件可例如包括致动器5210,该致动器5210可相对于紧固件仓体诸如紧固件仓体5050(图84)滑动。另外,在某些实施例中,致动器5210可包括底壁5216和侧壁。侧壁可例如至少部分地围绕仓体5050定位。致动器5210可包括狭槽5212,该狭槽5212沿底壁5216的至少一部分延伸。另外,致动器5210可相对于仓体5050被可运动地保持。当致动器5210相对于仓体5050运动时,致动器5210可相对于定位在仓体5050的紧固件腔5054中的紧固件运动。例如,致动器5210可滑动经过定位于紧固件腔5054中的紧固件,或者围绕该紧固件滑动。
在各种实施例中,击发组件5030可在击发行程期间,沿着狭槽5212平移和/或在狭槽5212内平移。类似于致动器5010和5110,致动器5210可包括释放止挡件5214。在各种实施例中,释放止挡件5214可包括易碎部分5220,该易碎部分可例如是跨狭槽5212的桥接件。主要参见图87A,击发组件5030可邻接释放止挡件5214,以将致动器5210朝远侧推动。然后,致动器5210可邻接硬止挡件,诸如硬止挡件5060(图84至图85B,和图85D),该硬止挡件可防止致动器5210进一步朝远侧运动。主要参见图87B,当击发组件5030到达硬止挡件5060时,可使释放止挡件5214的易碎部分5220断开,击发组件5030可在击发行程期间沿着狭槽5212继续朝远侧运动。易碎部分5220可为足够刚性的,以在致动器5210朝远侧向硬止挡件5060(图85D)移位时,承受该击发组件5030施加的力;并且可为足够易碎的,以当致动器5210到达硬止挡件5060时,不需要电机和/或操作者施加过大的力就可断开。在各种实施例中,在紧固件从紧固件仓5050击发之前,致动器5210可克服远侧连接器5080b和/或另外的连接器。在某些实施例中,致动器5210可在至少一个紧固件从紧固件腔击发时,和/或在至少一个紧固件已从紧固件腔击发后,才克服远侧连接器和/或另外的连接器。
现在参见图88和图89,端部执行器组件5300可包括第一钳口(如别处示出)和第二钳口5302。在各种实施例中,第二钳口5302可包括仓体5350、以及可释放地固定到仓体5350的组织厚度补偿件5358。类似于第二钳口5002,第二钳口5302可例如包括紧固件诸如外科钉,该紧固件能够可移除地定位在仓体5350的紧固件腔中。例如,紧固件能够以可射出的方式定位在每个紧固件腔中。在某些实施例中,仓体5350可包括狭槽5356(图88),该狭槽5356可从第二钳口5302的近侧部分5304朝远侧部分5306延伸。在各种实施例中,击发组件5030可沿着仓体5350的狭槽5356平移。击发组件5030可例如在击发行程期间在紧固件仓5350的狭槽内平移,并可例如在击发行程期间将紧固件从紧固件腔射出。击发组件5030可例如在击发行程期间接合仓体5350中的滑动件5334(图89),并可例如在击发行程期间将滑动件5334朝远侧推动。此外,击发组件5030和/或致动器5310可在击发行程期间使组织厚度补偿件5358从仓体5350释放。
仍参见图88和图89,组织厚度补偿件5358可包括主体5360、从主体5360延伸的近侧安装件5362、以及从主体5360延伸的远侧安装件5364。主要参见图89,例如,销5366可延伸穿过近侧安装件5362进入仓体5350中的开口5356a,使得销5366在第二钳口5302的近侧部分5304处将组织厚度补偿件5358相对于仓体5350可释放地保持。销5366可例如摩擦配合和/或按扣配合到开口5356a中。在某些实施例中,可例如使用一种或多种粘合剂将销5366保持在开口5456a中。在一些实施例中,可例如将仓体5350的至少一部分和/或销5366焊接起来。在各种实施例中,组织厚度补偿件5358可包括多个近侧安装件5362,这些近侧安装件可在仓体5350中狭槽5356(图88)的任一侧或两侧以可释放的方式固定到仓体5350。在某些实施例中,远侧安装件5364可例如在第二钳口5302的远侧部分5306处固定到仓体5350。远侧安装件5364可例如经由远侧安装件5364与仓体5350之间的至少一种粘合剂固定到仓体5350。除此之外或另选地,远侧安装件5364可例如通过至少一个销和/或另外的紧固件固定到仓体5350。
主要参见图89,致动器5310可以环绕在远侧安装件5364上,并可延伸到第二钳口5302中的滑动件5334。在各种实施例中,致动器5310可例如包括能够延伸穿过仓体5350和/或穿过第二钳口5302和/或滑动件5334中限定的通道5346的缆线或绳索。在各种实施例中,滑动件5334朝远侧运动可以牵拉致动器5310,以穿透组织厚度补偿件5358的远侧安装件5364。例如,致动器5310可具有固定到滑动件5334的第一端部5316、固定在仓体5350内的第二端部5318、以及位于第一端部5316与第二端部5318之间的环5320。环5320可例如环绕在远侧安装件5364上。在各种实施例中,环5320可在远侧安装件5364固定到仓体5350的部分和组织厚度补偿件5358的主体5360之间缠绕在远侧安装件5364上。在某些实施例中,第二端部5318可牢固地固定在仓体5350中,使得当第一端部5316运动时,环5320围绕远侧安装件5364绷紧。在各种实施例中,第二钳口5302和/或仓体5350可例如包括按钮、销、和/或脚轮,诸如第一按钮5312和第二按钮5314。致动器5310可例如缠绕第一按钮5312和第二按钮5314。按钮5312,5314的位置和致动器5310围绕按钮5312,5314的取向使致动器5310的环5320当滑动件5334和击发组件5330于击发行程期间朝远侧运动时,可围绕远侧安装件5364绷紧。另外,环5320围绕远侧安装件5364绷紧时,环5320可穿透远侧安装件5364,以使组织厚度补偿件5358的主体5360在第二钳口5302的远侧部分5306处从仓体5350释放。因此,鉴于上述情形,远侧安装件5364可在击发行程开始期间脱离仓体。
在各种实施例中,当组织厚度补偿件5358的远侧安装件5364从仓体5350释放时,将组织厚度补偿件5358的近侧安装件5362固定到仓体5350的销5366可从仓体5350的开口5356释放。例如,在击发行程开始时或开始一会儿后,销5366可从开口5356释放。销5366可例如被击发组件5030的切割刃5036剪断和/或切断,并且/或者可被击发组件5030的元件推出和/或驱出开口5356。在此类实施例中,当近侧安装件5362和远侧安装件5364两者从仓体5350释放后,组织厚度补偿件5358可在击发行程开始时或开始一会儿后,从仓体5350释放。换句话讲,致动器5310在击发组件5030和/或滑动件5334将紧固件从仓体5350中的紧固件腔射出之前,可将组织厚度补偿件5358从仓体5350释放。在一些实施例中,在致动器5310将组织厚度补偿件5358从仓体5350释放之前和/或之时,击发组件5030和/或滑动件5334可从紧固件腔射出至少一个紧固件。
紧固件仓组件可包括仓体,该仓体包括狭槽和多个紧固件腔。该紧固件仓组件还可包括多个紧固件,其中每个紧固件可移除地定位在紧固件腔中。该紧固件仓组件还可包括能够沿狭槽运动的击发元件、可释放地固定到仓体的组织厚度补偿件、以及安装件,其中安装件将组织厚度补偿件固定到仓体,并且其中安装件定位在多个紧固件中的某个紧固件远侧。该紧固件仓组件还可包括位于击发元件和安装件间的缆线,其中缆线能够当击发元件沿狭槽朝远侧运动时使安装件断开。当缆线使安装件断开时,组织厚度补偿件可从仓体释放。在将紧固件从紧固件腔移除之前,缆线使安装件断开。该紧固件仓组件还可包括通道,其中缆线延伸穿过该通道。
现在参见图93A至图93D,端部执行器组件5600可包括第一钳口(如别处示出)和第二钳口5602。在各种实施例中,第二钳口5602可包括紧固件仓体5650、以及可释放地固定到第二钳口5602和/或紧固件仓体5650的组织厚度补偿件5658。在某些实施例中,紧固件仓体5650以及可释放地固定到紧固件仓体5650的组织厚度补偿件5658可构成紧固件仓组件。主要参见图93A,仓体5650可具有仓平台5652、以及限定于仓平台5652中的紧固件腔5654。另外,第二钳口5602可例如包括紧固件(诸如外科钉),该紧固件能够可移除地定位在紧固件腔5654中。例如,单个紧固件能够以可射出的方式定位在仓体5650的每个紧固件腔5654中。仍主要参见图93A,仓体5650可包括从仓平台5652延伸的脊5648。脊5648可例如围绕紧固件腔5654的至少一部分延伸。在各种实施例中,当紧固件定位在紧固件腔5654中时,紧固件的顶端可从紧固件腔5654突出。在此类实施例中,当紧固件从紧固件腔5654射出时,至少部分地围绕紧固件腔5654定位的脊5648可以支撑紧固件的顶端,和/或引导紧固件的顶端。在某些实施例中,仍参见图93A,仓体5650可包括狭槽5656,该狭槽5656可从第二钳口5602的近侧部分5604朝着第二钳口5602的远侧部分5606延伸。在各种实施例中,击发组件5630可沿着仓体5650的狭槽5656平移。例如,击发组件5630可在击发行程期间沿着狭槽5656平移,并可在击发行程期间将紧固件从紧固件腔5654射出。
仍参见图93A至图93D,击发组件5630可包括击发杆5632、切割刃5636、横杆5638和支脚5644。当击发组件5630在击发行程期间被击发穿过第二钳口5602时,切割刃5636可将组织切割和/或将组织厚度补偿件5658切割。横杆5638可接合第一钳口砧座中的狭槽,以将击发组件5630相对于第一钳口保持;并且支脚5644可例如接合第二钳口5602中的狭槽(诸如仓体5650中的狭槽5656),以将第一钳口相对于仓体5650保持。在各种实施例中,横杆5638和/或支脚5644可例如将击发组件6530的切割刃5636保持为与紧固件仓5650的平台5652垂直。主要参见图93A和图93D,击发组件5630可在击发行程期间接合仓体5650中的滑动件5634。击发组件5630可例如在击发行程期间将滑动件5634朝远侧推动,以将紧固件从紧固件腔5654射出。在各种实施例中,滑动件5634可例如具有可接合紧固件腔5654中的驱动器和/或紧固件的凸轮表面或斜坡5642。当斜坡5642接合驱动器时,斜坡5642可将驱动器朝平台5652推动,以使对应的紧固件从紧固件腔5654射出。另外,在各种实施例中,击发组件5630可在击发行程期间切割组织厚度补偿件5658。
主要参见图93A和图93B,组织厚度补偿件5658可包括仓接触表面5662(图93A)和组织接触表面5664(图93B)。仓接触表面5662可例如当组织厚度补偿件5658固定到仓体5650(图93B)时,抵靠仓平台5652定位。另外,例如当组织被夹持在第一钳口与第二钳口5602之间时,组织接触表面5664可抵靠组织定位。主要参见图93A,组织厚度补偿件5658可包括安装件5660。在各种实施例中,安装件5660可为例如可从组织厚度补偿件5658延伸的矩形或三角形的翼片。另外,安装件5660可以是组织厚度补偿件5658的切口部分,此切口部分在组织厚度补偿件5658中留出了与安装件5660的形状对应的空间5666。当组织厚度补偿件5658相对于仓体5650定位时,安装件5660可例如与仓体5650的狭槽5656对齐。另外,当组织厚度补偿件5658的仓接触表面5662定位成与仓体5650的平台5652相邻时,安装件5660可延伸到狭槽5656中。在各种实施例中,当组织厚度补偿件5658被固定到仓体5650时,安装件5660可摩擦配合到狭槽5656中。安装件5660可将组织厚度补偿件5658的至少一部分相对于仓体5650保持。例如,当安装件5660摩擦配合到狭槽5656时,仓接触表面5662就可抵靠仓体5650的平台5652定位。
在各种实施例中,组织厚度补偿件5658可包括能与仓体5650的狭槽5656对齐的多个安装件5660。例如,至少一个安装件5660可定位在第二钳口5602的近侧部分5604中,并且至少一个安装件5660可定位在第二钳口5602的远侧部分5606中。在各种实施例中,安装件5660可沿组织厚度补偿件5658长度的至少一部分隔开。例如,狭槽5656可以是从第二钳口5602的近侧部分5604到第二钳口5602的远侧部分5606延伸的纵向狭槽。安装件5660可例如摩擦配合到纵向狭槽5656中,并且可使组织厚度补偿件5658固定到仓体5650。
主要参见图93A和图93D,滑动件5634可包括舌状物5640,该舌状物5640可从滑动件5634朝第二钳口5602的远侧部分5606突出。当击发组件5630在击发行程期间推动滑动件5634时,舌状物5640可沿仓体5650中的狭槽5656运动。主要参见图93D,舌状物5640可邻近组织厚度补偿件5658的仓接触表面5664沿狭槽5656运动。另外,舌状物5640能够抵靠定位在狭槽5656中的安装件5660而运动。在各种实施例中,安装件5660可为可偏转的。当舌状物5640推压安装件5660时,舌状物5640可使安装件5660偏转为与组织厚度补偿件5658的主体对齐,或至少基本上对齐。例如,当舌状物5640在仓体5650中运动时,安装件5660可相继偏转到组织厚度补偿件5658中限定的对应空间5666中。当安装件5660偏转离开狭槽5656时,组织厚度补偿件5658可不再固定到仓体5650和/或从仓体5650释放。在各种实施例中,滑动件5634和/或击发组件5630的另一元件可使安装件5660偏转离开狭槽5656,以使组织厚度补偿件5658不再固定到仓体5650和/或从仓体5650释放。
现在参见图94,类似于端部执行器组件5600,端部执行器组件5700可包括第一钳口(如别处示出)和第二钳口5702。在各种实施例中,第二钳口5702可包括紧固件仓体5750、以及可释放地固定到仓体5750和/或第二钳口5702的组织厚度补偿件5758。在某些实施例中,紧固件仓体5750和可释放地固定到仓体5750的组织厚度补偿件5758可例如构成紧固件仓组件。类似于仓体5650,仓体5750可具有仓平台5752、限定在仓平台5752中用于保持紧固件的紧固件腔5754、至少部分地围绕紧固件腔5754的脊5748,和/或从第二钳口5702的近侧部分5704朝第二钳口5702的远侧部分5706延伸的狭槽5756。在各种实施例中,仓体5750可包括横贯狭槽5756或跨狭槽5756延伸的桥接件5780。桥接件5780可为例如易碎的和/或可分离的桥接件。在某些实施例中,桥接件5780可例如为薄的可断开部分,且可为固体形式的可吸收材料,诸如PGA、PCL、PGA/PCL、PLA/PCL和/或TMC。桥接件5780可具有孔5782,该孔5782可以至少部分地延伸穿过桥接件5780。
仍参见图94,在各种实施例中,击发组件5630可沿着仓体5750的狭槽5756平移。例如,击发组件5630可在击发行程期间沿着狭槽5756平移,并可在击发行程期间将紧固件从紧固件腔5754射出。击发组件5630可包括击发杆5632、切割刃5636、横杆5638和支脚5644。当击发组件5630在击发行程期间被击发穿过第二钳口5702时,切割刃5636可将组织和/或组织厚度补偿件5758切割。横杆5638可接合第一钳口砧座中的狭槽,以将第一钳口相对于仓体5750保持,并且支脚5644可例如接合第二钳口5702中的狭槽(诸如仓体5750中的狭槽5756),以将击发组件5630相对于第二钳口5702保持。在各种实施例中,横杆5638和/或支脚5644可例如将切割刃5636保持为与紧固件仓5750的平台5752垂直。
仍参见图94,组织厚度补偿件5758可包括仓接触表面5762和组织接触表面。仓接触表面5762可例如当组织厚度补偿件5758固定到仓体5750和/或第二钳口5702时,抵靠仓平台5752定位。另外,组织接触表面可例如当组织被夹持在第一钳口与第二钳口5702之间时,抵靠组织定位。在各种实施例中,组织厚度补偿件5758可包括安装件5760。安装件5760可为例如能够从组织厚度补偿件5758的仓接触表面5762延伸的突起、销、突片、和/或柱。安装件5760可例如当组织厚度补偿件5758相对于仓体5750定位时,与桥接件5780的孔5782对齐、或至少基本上对齐。另外,当组织厚度补偿件5758的仓接触表面5762定位成与仓体5750的平台5752相邻时,安装件5760可至少部分地延伸到孔5782中。在各种实施例中,当组织厚度补偿件5758被固定到仓体5750时,安装件5760可摩擦配合到孔5782中。安装件5760可将组织厚度补偿件5758相对于仓体5750和/或第二钳口5702保持和/或固定。例如,当安装件5760摩擦配合到桥接件5780的孔5782中时,仓接触表面5762可抵靠仓体5750的平台5752定位。
在各种实施例中,紧固件仓5750可包括跨仓体5750的狭槽5756延伸的多个桥接件5780。桥接件5780可例如沿狭槽5756长度的至少一部分隔开。例如,狭槽5756可以是从第二钳口5702的近侧部分5704到第二钳口5702的远侧部分5706延伸的纵向狭槽。另外,在各种实施例中,组织厚度补偿件5758可包括能与仓体5750的桥接件5780对齐的多个安装件5760。例如,当组织厚度补偿件5758相对于仓体5750定位时,至少一个安装件5760可定位在第二钳口5702的近侧部分5704中,并且至少一个安装件5760可定位在第二钳口5702的远侧部分5706中。在各种实施例中,安装件5760可沿组织厚度补偿件5758长度的至少一部分隔开。安装件5760可例如摩擦配合到狭槽5756中,并且可使组织厚度补偿件5758固定到仓体5750和/或第二钳口5702。
仍参见图94,当击发组件5630在击发行程期间沿着狭槽5756运动时,击发组件5630的切割刃5636可切割组织厚度补偿件5758和/或夹持在端部执行器组件5700的第一钳口与第二钳口5702间的组织。另外,当击发组件5630穿过狭槽5756运动时,击发组件5630可使桥接件5780分离。例如,当击发组件5630穿过狭槽5756运动时,击发组件5630的切割刃5636可使桥接件5780破裂,或将桥接件切割。在各种实施例中,当击发组件5630在击发行程期间在狭槽5756中运动时,切割刃5636可将每个桥接件5780相继切割。一旦桥接件5780被切割刃5636切割或在切割刃5636作用下破裂,组织厚度补偿件5758可不再固定到仓体5750和/或从仓体5750释放。在某些实施例中,切割刃5636可在击发行程期间使与其对齐的安装件5760破裂,或将与其对齐的安装件5760切割。在各种实施方式中,滑动件和/或击发组件5630的另一元件可使桥接件5780破裂或将桥接件5780切割,以将组织厚度补偿件5758从仓体5750释放。
现在参见图95和图96,类似于端部执行器组件5600,端部执行器组件5800可包括第一钳口(如别处示出)和第二钳口5802。在各种实施例中,第二钳口5802可包括紧固件仓体5850、以及可释放地固定到仓体5850和/或第二钳口5802的组织厚度补偿件5858。在某些实施例中,紧固件仓体5850以及可释放地固定到紧固件仓体5850的组织厚度补偿件5858可以构成紧固件仓组件。类似于仓体5650,仓体5850可具有仓平台5852、限定在仓平台5852中能够接收紧固件的紧固件腔5854、围绕紧固件腔5854的至少一部分定位的脊5848,和/或可从第二钳口5802的近侧部分5804朝第二钳口5802的远侧部分5806延伸的狭槽5856。在各种实施例中,仓体5850可包括横贯狭槽5856或是至少部分地跨狭槽5856延伸的桥接件5880。桥接件5880可为例如易碎的和/或可分离的桥接件。在某些实施例中,桥接件5880可包括第一支腿5884和第二支腿5886。主要参见图96,第一支腿5884可例如从仓体5850的第一侧延伸到狭槽5856中,第二支腿5886可例如从仓体5850的第二侧延伸到狭槽5856中。第一支腿5884和第二支腿5886可相对于狭槽5856的轴线成角度取向,并且第一支腿5884可例如相对于第二支腿5886成大约90度取向。在某些实施例中,第一支腿5884和/或第二支腿5886能够偏转。在各种实施例中,桥接件5880可包括例如第一支腿5884和第二支腿5886之间的间隙。
仍参见图95和图96,在各种实施例中,击发组件5630可沿仓体5850的狭槽5856平移。例如,击发组件5630可在击发行程期间沿着狭槽5856平移,并可在击发行程期间将紧固件从紧固件腔5854射出。击发组件5630可包括击发杆5632、切割刃5636、横杆5638和支脚5644。当击发组件5630在击发行程期间被击发穿过第二钳口5802时,切割刃5636可将组织和/或组织厚度补偿件5858切割。横杆5638可接合第一钳口砧座中的狭槽,以相对于仓体5850保持第一钳口,并且支脚5644可例如接合第二钳口5802中的狭槽(诸如仓体5850中的狭槽5856),以相对于第二钳口5802保持击发组件5630。在各种实施例中,横杆5638和/或支脚5644可例如将切割刃5636保持为与紧固件仓5850的平台5852垂直。
仍参见图95和图96,组织厚度补偿件5858可包括仓接触表面5862和组织接触表面。例如当组织厚度补偿件5858固定到仓体5850和/或第二钳口5802时,仓接触表面5862可抵靠仓平台5852定位。另外,例如当组织被夹持在第一钳口与第二钳口5802之间时,组织接触表面可抵靠组织定位。在各种实施例中,组织厚度补偿件5858可包括安装件5860。类似于安装件5760,安装件5860可例如是能够从组织厚度补偿件5858的仓接触表面5862延伸的突起、销、突片、和/或柱。例如当组织厚度补偿件5858相对于仓体5850定位时,安装件5860可与桥接件5880的支腿5884和5886之间的间隙对齐。另外,当组织厚度补偿件5858的仓接触表面5862定位成与仓体5850的平台5852相邻时,安装件5860可被桥接件5880的支腿5884和5886固定。在各种实施例中,当组织厚度补偿件5858被固定到仓体5850时,安装件5860可摩擦配合到支腿5884和5886之间的间隙中。第二钳口5802中安装件与桥接件接合可相对于仓体5850保持组织厚度补偿件5858。例如,一旦安装件5860摩擦配合到桥接件5880的支腿5884和5886之间,可将仓接触表面5862抵靠仓体5850的平台5852固定。
在各种实施例中,主要参见图95,紧固件仓5850可包括跨仓体5850的狭槽5856延伸的多个桥接件5880。桥接件5880可例如沿狭槽5856长度的至少一部分隔开。例如,狭槽5856可以是从第二钳口5802的近侧部分5804到第二钳口5802的远侧部分5806延伸的纵向狭槽。另外,在各种实施例中,组织厚度补偿件5858可包括能与仓体5850的桥接件5880对齐的多个安装件5860。例如,当组织厚度补偿件5858相对于仓体5850和/或第二钳口5802定位时,至少一个安装件5860可定位在第二钳口5802的近侧部分5804中,并且至少一个安装件5860可定位在第二钳口5802的远侧部分5806中。在各种实施例中,安装件5860可沿组织厚度补偿件5858长度的至少一部分隔开。安装件5860可例如摩擦配合到桥接件5880中,并且可使组织厚度补偿件5858固定到仓体5850。
仍参见图95和图96,击发组件5630在击发行程期间沿着狭槽5856运动时,击发组件5630的切割刃5636可切割组织厚度补偿件5858和/或夹持在端部执行器组件5800的第一钳口与第二钳口5802之间的组织。另外,当击发组件5630在穿过狭槽5856运动时,可使桥接件5880分离。例如,当击发组件5630在穿过狭槽5856运动时,击发组件5630的切割刃5636可以偏转桥接件5880的支腿5884和5886,和/或使桥接件的支腿分离。在各种实施例中,当击发组件5630在击发行程期间在狭槽5856中运动时,切割刃5636可相继偏转每个桥接件5880的支腿5884和5886,以使每个桥接件5880分离。一旦桥接件5880的支腿5884和5886被切割刃5636偏转,桥接件5880可将组织厚度补偿件5858的对应安装件5860释放。在沿着仓体5850的长度将每个安装件5860从每个桥接件5880释放后,组织厚度补偿件5858可不再固定到仓体5850和/或从仓体释放。在某些实施例中,切割刃5636可在击发行程期间将与其对齐的安装件5860切割,或使与其对齐的安装件5860破裂。在各种实施方式中,滑动件和/或击发组件5630的另一元件可使桥接件5880分离,以将组织厚度补偿件5858从仓体5850释放。
现在参见图97至图100,类似于端部执行器组件5600,端部执行器组件5900可包括第一钳口即砧座5910(图99和图100)和第二钳口5902。在各种实施例中,第二钳口5902可包括紧固件仓体5950、以及可释放地固定到紧固件仓体5950和/或第二钳口5902的组织厚度补偿件5958。在某些实施例中,紧固件仓体5950以及可释放地固定到仓体5950的组织厚度补偿件5958可例如构成紧固件仓组件。主要参见图98,紧固件仓体5950可具有仓平台5952和限定在仓平台5962中的紧固件腔。安装腔5948和/或紧固件腔5954可例如限定在仓平台5952中。在各种实施例中,安装腔5948和紧固件腔5954可具有相同或类似的结构和/或几何形状。第二钳口5902可例如包括紧固件(诸如外科钉),该紧固件能够可移除地定位在紧固件腔5954中。在某些实施例中,仓体5950可包括狭槽5956,该狭槽5956可从第二钳口5902的近侧部分5904朝着第二钳口5902的远侧部分5906延伸。
仍参见图97至图100,在各种实施例中,击发组件5630可在击发行程期间沿着仓体5950的狭槽5956平移,并可在击发行程期间将紧固件从紧固件腔5954射出。当击发组件5630在击发行程期间被击发穿过端部执行器组件5900时,切割刃5636可将组织和/或组织厚度补偿件5958切割。横杆5638可接合砧座5910中的狭槽5912(图99和图100),以相对于仓体5950保持第一钳口,并且支脚5644可例如接合第二钳口5902中的狭槽(诸如仓体5950中的狭槽5956),以相对于第二钳口5902保持击发组件5630。在各种实施例中,横杆5638和/或支脚5644可例如将切割刃5636保持为与紧固件仓5950的平台5952垂直。
仍参见图97至图100,组织厚度补偿件5958可包括仓接触表面5962(图97)和组织接触表面5964(图98和图99)。例如当组织厚度补偿件5958固定到仓体5950和/或第二钳口5902时,仓接触表面5962可抵靠仓平台5952定位。另外,例如当组织被夹持在砧座5910与第二钳口5902之间时,组织接触表面5964可抵靠组织定位。在各种实施例中,组织厚度补偿件5958可包括安装件5960。类似于安装件5760和/或安装件5860,例如,安装件5960可以是能够从组织厚度补偿件5958的仓接触表面5962延伸的突起、销、突片、和/或柱。在某些实施例中,组织厚度补偿件5958可例如包括能与安装件5960相邻的凹槽5970。凹槽5970可例如与安装件5970竖直对齐。主要参见图99,凹槽5970可被限定在组织厚度补偿件5958的组织接触表面5964中,并可朝安装件5960延伸。在各种实施例中,组织厚度补偿件5958的薄片可例如定位在凹槽5970与安装件5960之间。
例如当组织厚度补偿件5958相对于仓体5950定位时,安装件5960可与仓平台5952中的安装腔5948对齐。另外,当组织厚度补偿件5958的仓接触表面5962定位成与仓体5950的平台5952相邻时,安装件5960可定位在安装腔5948中。在各种实施例中,当组织厚度补偿件5958被固定到仓体5950时,安装件5960可摩擦配合到安装腔5948中。安装件5960与安装腔5948以摩擦配合方式接合在一起,可相对于仓体5950保持组织厚度补偿件5958的至少一部分。例如,当安装件5960摩擦配合到安装腔5948中时,可将仓接触表面5962抵靠仓体5950的平台5952固定。
主要参见图97和图98,紧固件仓5950可包括限定在仓平台5952中的多个安装腔5948。在某些实施例中,对应的安装腔5948可在狭槽5956的任一侧限定于仓平台5952中。第一安装腔5948可例如限定在仓体5950的第一纵向侧,并且对应的第二安装腔5948可例如限定在仓体5950的第二纵向侧。例如,第一对对应的安装腔5948可定位在第二钳口5902的近侧部分5904中,并且/或者第二对对应的安装腔5948可定位在第二钳口5902的远侧部分5906中。在各种实施例中,紧固件腔5954可定位在相应的成对安装腔5948之间,也就是说,离狭槽5956更近;并可定位在第二钳口5902近侧部分5904处的成对安装腔5948与第二钳口5902远侧部分5906处的成对安装腔5948之间,也就是说,位于仓体5950的中间部分中。另外,在各种实施例中,组织厚度补偿件5958可包括能与仓体5950的安装腔5948对齐的多个安装件5960。例如,至少一个安装件5960可定位在第二钳口5902的近侧部分5904中;并且至少一个安装件5960可定位在第二钳口5902的远侧部分5906中。在各种实施例中,一对安装件5960可定位在第二钳口5902的近侧部分5904中;并且一对安装件5960可定位在第二钳口5902的远侧部分5906中。安装件5960可例如摩擦配合到安装腔5948中,并且可使组织厚度补偿件5958的至少一部分固定到仓体5950。
主要参见图99和图100,安装件5960可在击发行程期间从安装腔5948移除。在各种实施例中,可动地定位在安装腔5948中的驱动器5920可在击发行程期间将安装件5960从安装腔5948射出。例如,驱动器5920可定位在每个安装腔5948中。在击发行程期间,第二钳口5902中击发组件5630和/或滑动件的元件可例如与驱动器5920接合,以使驱动器5920朝向仓平台5952和/或朝向组织厚度补偿件5958运动。驱动器5920在运动时,可例如将定位在安装腔5948中的安装件5960朝向平台5952和/或组织厚度补偿件5958推动。在各种实施例中,限定于组织厚度补偿件5958中与被推出的安装件5960对应的凹槽5970可接收被推出的安装件5960。例如,驱动器5920可将安装件5960推动到凹槽5970中。安装件5960可例如被挤入凹槽5970中、变形进入凹槽,和/或被压缩进凹槽5970。一旦安装件5960在击发行程期间从安装腔5960移除并被推入对应的凹槽5970中,组织厚度补偿件5958就可不再固定到仓体5950和/或从仓体5950释放。
在各种实施例中,现在参见图62至图66,钉仓13000可包括仓体1310、组织厚度补偿件13020和多个可击发连接器,这些可击发连接器能够将组织厚度补偿件13020可释放地保持到仓体13010,如下文进一步更详细描述。仓体13010可包括近侧端部13011、远侧端部13012和平台13015,该平台13015能够在其上支撑组织厚度补偿件13020。仓体13010可包括从其延伸的一个或多个近侧止挡件13013,该近侧止挡件可能够阻挡、或阻止组织厚度补偿件13020朝近侧运动。类似地,仓体13010可包括一个或多个远侧止挡件13014,该远侧止挡件可能够阻挡、或阻止组织厚度补偿件13020朝远侧运动。主要参见图63,仓体13010还可包括限定于其中的多个钉腔13016。在各种实施例中,钉仓13000可包括多个连接器13030和13040,这些连接器能够将组织厚度补偿件13020可释放地保持到仓体13010上。例如,每个连接器13030可包括可定位于钉腔13016中的多个腔塞13031,以及在腔塞13031之间且在组织厚度补偿件13020上方延伸的连接杆13032。在至少一个实施例中,腔塞13031可以紧密地贴合在钉腔13016内。在某些实施例中,腔塞13031能够压力配合和/或按扣配合到钉腔13016中。例如,每个连接器13040可包括腔塞13031和从其延伸的头部13042,其中头部13042可至少部分地在组织厚度补偿件13020上方延伸。再次参见图63,组织厚度补偿件13020可例如包括:限定于组织厚度补偿件13020的近侧端部13021中的一组近侧凹口13023,该近侧凹口能够接收从近侧连接器13030延伸的腔塞13031;中间凹口13024,每个中间凹口13024能够接收从中间连接器13040延伸的腔塞13031;以及限定于组织厚度补偿件13020的远侧端部13022中的一组远侧凹口13025,该远侧凹口能够接收从远侧连接器13030延伸的腔塞13031。
在使用中,滑动件或击发构件可朝远侧推进穿过钉仓13000,以将定位于钉腔13016内的钉射出。在各种实施例中,其中定位有钉的钉腔13016可以不用腔塞13031塞住。在某些实施例中,其中定位有腔塞13031的钉腔可能不会在其中定位有钉。尽管未示出,但在一些实施例中,钉腔可包括紧固件和定位在其中的腔塞13031。再次参见图65和图66,钉仓13000还可例如包括多个钉驱动器13050,这些钉驱动器13050将钉支撑在它们的未击发位置。例如,当击发构件朝远侧推进穿过钉仓时,可将钉驱动器13050和钉向上抬起(即,朝着仓体13010的平台13015并朝着定位在组织厚度补偿件13020对面的砧座抬起)。类似地,钉驱动器13050中的至少一些可以接触定位在一些钉腔13016中的腔塞13031,并将这些腔塞13031朝着砧座向上抬起。在钉被钉驱动器13050向上抬起时,这些钉的钉腿可穿过组织厚度补偿件13020,穿过定位在组织厚度补偿件13020与砧座之间的组织,并且与定位在组织相对侧的砧座接触。然后钉驱动器13050可驱动钉抵靠砧座,使得钉变形,以将组织厚度补偿件13020和组织捕获于其中。当腔塞13031被钉驱动器13050向上抬起时,砧座可阻止腔塞13031向上运动。在此类情况下,主要参见图63,腔塞13031可能变形、偏转、和/或断开。在某些实施例中,腔塞13031可例如包括一个或多个凹口,该凹口可能引起腔塞13031在其中的特定位置变形、偏转和/或断开。在各种情况下,整个腔塞13031或至少基本上整个腔塞13031可在钉驱动器13050的驱动下从钉腔13016射出。此时,连接器13030和/或13040可不再将组织厚度补偿件13020连接到仓体13010,因此,仓体13010可远离已抵靠组织植入的组织厚度补偿件13020运动。
在使用中,作为对上文的补充,击发构件可从钉仓13000的近侧端部13011朝着钉仓13000的远侧端部13012推进。仓体13010可包括纵向狭槽13019,该纵向狭槽13019能够在其中可滑动地接收击发构件的至少一部分。击发构件在朝远侧推进时,可将定位在最近侧的钉13016中的一些钉射出,随后击发最近侧的连接器13030。最近侧连接器13030的击发可将组织厚度补偿件13020的近侧端部13021从仓体13010释放。在其他实施例中,击发构件可在击发任何钉之前,击发最近侧的连接器。在任何情况下,击发构件可朝远侧进一步推进,以将钉从钉腔13016射出,然后再击发中间连接器13040。此时,可仅保留将组织厚度补偿件13020保持到仓体13010的最远侧连接器13030。一旦击发构件已将最远侧的连接器13030击发,组织厚度补偿件13020可不再附接到仓体13010。上述击发序列描述的是钉仓被完全或彻底击发。也可能出现钉仓中容纳的钉没有被完全击发的其他情况。在此类情况下,将组织厚度补偿件13020保持到仓体13010的连接器中的一些可不被击发。当完成钉仓13000的部分使用时,可打开砧座,并且将仓体13010拉离部分植入的组织厚度补偿件13020。在此类情况下,未击发的连接器能够滑出钉腔13016,即便它们一直未被击发也是如此。在任何情况下,例如,连接器13030和13040可由任何合适的生物相容性和/或可生物吸收的材料构成。
作为对上文的补充,击发构件可例如包括切割部分(诸如刀),此切割部分可能够在击发构件朝远侧推进穿过钉仓13000时,将组织厚度补偿件13020和组织横切。在此类情况下,切割部分还能够将连接器13030的连接杆13032横切。
在各种实施例中,现在参见图101和图102,可例如使用钉仓施用装置10880将包括支撑部分10810和组织厚度补偿件10820的钉仓10800装载到钉仓通道中。类似于上文所述,钉仓施用装置10880例如还可能够将上部组织厚度补偿件10890相对于砧座(诸如砧座10060)定位,使得当砧座10060闭合时,砧座10060可接触组织厚度补偿件10890并与组织厚度补偿件接合。在至少一个实施例中,组织厚度补偿件10890可包括从组织厚度补偿件10890的顶部表面10891延伸的多个保持腿10895,该保持腿能够接合砧座10060并将组织厚度补偿件10890可释放地保持到砧座。在至少一个这样的实施例中,腿10895可被布置成纵向行,其中每个腿10895可包括至少一个脚,该至少一个脚能够进入限定于砧座10060中的刀狭槽10065并与该刀狭槽10065接合。在某些实施例中,腿10895的一些脚可沿一个方向延伸,而其他脚可沿另一方向延伸。在至少一个实施例中,一些脚可沿相反的方向延伸。
在任何情况下,一旦砧座10060已与组织厚度补偿件10890接合,现在参见图102和图103,砧座10060就可再次打开,接着临床医生可使钉仓施用装置10880远离组织厚度补偿件10820和10890运动。然后,参见图104,上部组织厚度补偿件10890可定位在靶组织的第一侧上,并且组织厚度补偿件10820(可包括下部组织厚度补偿件)可定位在该组织的第二侧上。在组织厚度补偿件10820和10890已适当定位后,现在参见图在105,例如,击发构件的刀刃(诸如刀刃10053)可推进穿过上述靶组织和组织厚度补偿件。
在各种实施例中,现在参见图106,钉仓施用装置(诸如施用装置12280)例如可包括可分离地安装到其上的组织厚度补偿件12290,该组织厚度补偿件可类似于上文所述被插入钉仓通道中(如图106A所示),并且当砧座10060运动到闭合位置时,与砧座10060接合。施用装置12280可包括柄部10084,用来将组织厚度补偿件12290相对于钉仓定位。另外,施用装置10084可包括多个腿10081,该腿可将组织厚度补偿件12290固定到钉仓。在至少一个这样的实施例中,组织厚度补偿件12290可包括从其顶部表面12291向上延伸的多个保持构件12295。其中每个保持构件12295可包括多个柔性腿12296,该柔性腿能够插入砧座10060中的刀狭槽10065中。主要参见图107和图108,每个保持构件12295的柔性腿12296可由间隙12298分开,使得柔性腿12296在插入刀狭槽10065中,柔性腿可向内挠曲,且一旦腿12296的扩大的脚已穿过刀狭槽10065,腿12296随后就可向外弹性返回。在各种实施例中,柔性腿12296的扩大的脚可在被限定于砧座10060中的相对的保持唇缘12297后面挠曲,并且由于腿12296和唇缘12297相互作用,组织厚度补偿件12290可被保持到砧座10060。然后,钉仓施用装置12280可远离组织厚度补偿件12290运动,如106B中示出。在使用中,一旦组织厚度补偿件12290例如已通过从钉仓10000部署的钉靠着组织植入,砧座10060就可被再次打开,并且当砧座10060运动远离植入的组织厚度补偿件12290时,保持构件12995的腿12296就可向内挠曲,使得该腿可从刀狭槽10065被牵拉出。
如上文概述,端部执行器组件可包括钉仓、砧座,以及定位在钉仓与砧座中间的至少一片支撑物材料。在至少一个实施例中,现在参见图109至图111,一片支撑物材料(诸如支撑物材料336)能够按扣配合到钉仓322和/或砧座(未示出)中的至少一者上,以使该片支撑物材料可释放地保持在端部执行器内。参见图110和图111,钉仓322可包括第一侧壁302和第二侧壁304,其中第一侧壁302和第二侧壁304中的至少一个侧壁可包括从其向外延伸的唇缘306。在各种实施例中,支撑物材料336可包括第一边缘或第一侧308、第二边缘或第二侧310、以及至少部分地沿第一边缘308和第二边缘310的长度延伸的至少一个唇缘312。在至少一个实施例中,参见图111,唇缘312能够以按扣配合的方式与唇缘306接合,以将支撑物材料336可释放地保持到钉仓322。
作为对上文的补充,参见图111,支撑物材料336可包括表面316,该表面316能够与钉仓322的平台328相邻定位,或是抵靠钉仓322的平台328定位。在至少一个实施例中,侧边缘308和310可包括侧壁,该侧壁可沿着相对表面316垂直或横向的方向延伸。在此类实施例中,唇缘312可从这些侧壁延伸,使得唇缘312可在钉仓322的唇缘306后面与唇缘306互相锁定。在各种实施例中,当从钉仓322部署钉时,支撑物材料336的唇缘312可从钉仓322的唇缘306脱离。更具体地,当部署钉时,该钉可与支撑物材料336接触,向支撑物材料336施加向上的力,并且使支撑物材料336与钉仓322分离。因此,有利的是,当如上所述从钉仓322部署钉时和/或打开端部执行器时,支撑物材料336可自动与钉仓322分离。
在各种实施例中,参见图110和图111,一片支撑物材料可包括从其延伸的至少一个构件,该构件可能够将支撑物材料可释放地保持到钉仓和/或砧座中的一者。在至少一个实施例中,构件318可从支撑物材料336沿着垂直于或横向于表面316的方向延伸。在各种实施例中,构件318可以摩擦配合或压力配合的方式与钉腔320和/或砧座凹坑中的一者接合,以将这片支撑物材料可释放地保持到钉仓和砧座中的一者。类似于上文所述,在各种实施例中,从钉腔320部署的钉可向支撑物材料336施加向上的力,并且使构件318与钉腔320分离。在各种实施例中,钉可刺穿构件318和/或支撑物材料336,以将该支撑物材料固定到组织,如上文所概述。
如图110所示,一片支撑物材料可包括从其延伸的不止一个构件(即突出部),用于将这片支撑物材料保持到钉仓和砧座中的一者。在各种实施例中,现在参见图112和图113,不止一个构件318’可例如从这片支撑物材料336’延伸。在至少一个实施例中,构件318’可压力配合到钉仓322’的钉腔320’中,和/或砧座(未示出)的砧座凹坑中,使得构件318’将这片支撑物材料带有摩擦地保持到钉仓和/或砧座中,如上文所概述。如本文更详细描述,除了钉仓的钉腔和砧座的用于接收从一片支撑物材料延伸的突出部(或保持构件)的砧座凹坑外,钉仓和/或砧座还可在其中包括狭槽或孔。
在某些实施例中,如下文更详细描述,支撑部分可包括保持特征结构,该保持特征结构在钉从钉仓逐渐击发时,能够将组织厚度补偿件逐渐从支撑部分释放。现在参见图114,钉仓(诸如钉仓11200)例如可包括支撑部分11210,该支撑部分11210包括可能够将组织厚度补偿件11220(图115)可释放地保持到其上的保持特征结构11213。在各种实施例中,保持特征结构11213可例如被定位在每个钉腔11212的末端处,其中每个保持特征结构11213可包括限定于其中的导向沟槽11216,该导向沟槽能够可滑动地接收钉10030的钉腿10032。在此类实施例中,钉腿10032和保持特征结构11213两者可能够将组织厚度补偿件11220可释放地保持到支撑部分11210。
在使用中,现在参见图115,容纳在支撑部分11210内的钉驱动器10040可被滑动件10050如上所述向上驱动。其中钉驱动器10040可能够接触保持特征结构11213,使保持特征结构11213与支撑部分11210至少部分地分离,并使保持特征结构11213向外并远离钉10030和钉腔11212移位。保持特征结构11213在与支撑部分11210分离和/或向外移位时,保持特征结构11213可不再能够将组织厚度补偿件11220保持到支撑部分11210,因此,组织厚度补偿件11220可从支撑部分11210释放。类似于上文所述,组织厚度补偿件11220可例如在钉10030从钉仓朝砧座(诸如砧座11260)逐渐射出时,从支撑部分11210逐渐释放。在各种实施例中,例如当钉驱动器10040的顶部表面与支撑部分11210的平台表面11211共平面或至少基本上共平面时,钉驱动器10040可与保持特征结构11213接触。在此类实施例中,在钉10030被成形为它们的完全成形或完全击发构型的同时和/或之前,组织厚度补偿件11220可从支撑部分11210释放。
在至少一个这样的实施例中,主要参见图116,驱动器10040可被过度驱动,使得被推到平台表面11211上方以使钉10030完全成形,并且驱动器10040在被过度驱动期间,可使保持特征结构11213断开而远离支撑部分11210。在各种实施例中,再次参见图115,保持特征结构11213可在从钉腔11212分离或向外位移之前,在钉腔上延伸或悬垂到钉腔中,使得驱动器10040在刚好到达平台表面11211时,可与保持特征结构11213接触。在任何情况下,一旦组织厚度补偿件11220已从支撑部分11210释放,现在参见图116,支撑部分11210就可远离植入的组织厚度补偿件11220运动。
现在参见图117,与端部执行器组件一起使用的紧固件仓组件6002可包括仓体6050、以及可释放地固定到仓体6050的组织厚度补偿件6058。类似于仓体5650,例如,仓体6050可包括能够引导击发组件推进的狭槽6056和/或能够将紧固件可移除地保持在仓体6050中的紧固件腔6054。在各种实施例中,仓体6050可例如包括突出部6048,诸如柱、安装件、突片和/或脊。当组织厚度补偿件6058相对于仓平台定位时,突出部6048可从仓体6050的仓平台延伸并进入到组织厚度补偿件6058中。在各种实施例中,仓体6050可包括从仓平台延伸的多个突出部6048。突出部6048可例如沿仓体6050的长度定位,并可例如定位在相邻的紧固件腔6054之间。
仍参见图117,在各种实施例中,组织厚度补偿件6058可围绕组织厚度补偿件6058的突出部6048热成型。例如,组织厚度补偿件6058可相对于仓体6050的仓平台定位。组织厚度补偿件6058一旦定位,就可被加热到足够高的温度,使得组织厚度补偿件6058变形,以适形于包括从其延伸的突出部6048形状的仓平台的形状。组织厚度补偿件6058可例如被局部加热,并可例如被加热到近似和/或接近构成组织厚度补偿件6058的材料的玻璃化转变温度。组织厚度补偿件可例如被加热到约90℃至约120℃。在某些实施例中,组织厚度补偿件可例如被加热到约75℃至约150℃。一旦组织厚度补偿件6058已变形并贴合围绕突出部6048,就可移走热源或是减轻热源供热,并且组织厚度补偿件6058可冷却。可例如使组织厚度补偿件6058经受升高的温度约2秒至约5秒,以使其围绕突出部6048充分变形。在其他情况下,可例如使组织厚度补偿件6058经受升高的温度约1秒至约10秒,以使其围绕突出部6048充分变形。组织厚度补偿件6058在冷却后,可例如收缩为更靠近突出部6048和/或更紧地围绕突出部6048。在各种实施例中,热成型的组织厚度补偿件6058可防止和/或限制组织厚度补偿件6058沿仓体6050的长度并且在紧固件腔6054之间横向移位和/或屈曲。
除此之外或另选地,组织厚度补偿件6058能够围绕可移除地定位在紧固件腔6054中的紧固件的至少一部分热成型。例如,组织厚度补偿件6058可围绕钉延伸到仓平台上方的腿热成型。仍参见图117,在各种实施例中,紧固件仓组件6002可包括围绕仓体6050的至少一部分的盖或外壳6060。外壳6060可例如围绕仓体6050的底部、侧面、和/或仓平台延伸。外壳6060可例如被销6062固定到仓体6050。另外,在各种实施例中,外壳6060可例如包含金属材料,诸如不锈钢300系列、不锈钢400系列、钛、和/或医疗级铝。金属外壳6060可例如有利于仓体6050和/或突出部6048中的热传递,以改善热成型效果。
现在参见图118,与端部执行器组件一起使用的紧固件仓组件6102可包括仓体6150、以及可释放地固定到仓体6050的组织厚度补偿件6158。类似于仓体5650,仓体6150可包括例如能够引导击发组件推进的狭槽6156、以及例如能够将紧固件可移除地保持在仓体6150中的紧固件腔6154。仓体6150还可包括从仓平台6152延伸的脊6146(类似于脊5648)。脊6146可例如围绕紧固件腔6154的至少一部分延伸。在各种实施例中,当紧固件定位在紧固件腔6154中时,该紧固件的顶端可从紧固件腔6148突起。在此类实施例中,当紧固件从紧固件腔6154射出时,至少部分地围绕紧固件腔6154定位的脊6146可以支撑紧固件的顶端,和/或引导紧固件的顶端。在各种实施例中,仓体6150可包括至少部分地环绕紧固件腔6154的多个脊6146。例如,脊部6146可至少围绕每个紧固件腔6154的近侧端部和/或远侧端部延伸。
仍参见图118,在各种实施例中,紧固件仓组件6102可例如包括围绕仓体6150的至少一部分定位并类似于外壳6060的盖或外壳6160。外壳6160可例如围绕仓体6150的底部和/或侧面延伸,并可例如被销6162固定到仓体6150。在各种实施例中,外壳6160可例如包括突出部6148,诸如柱、安装件、突片和/或脊。突出部6148可延伸超过仓体6150的仓平台6152。在各种实施例中,当相对于仓平台定位组织厚度补偿件6158时,突出部6148可延伸到组织厚度补偿件6158中。在各种实施例中,外壳6160可包括从其延伸的多个突出部6148。突出部6148可例如沿外壳6160的长度定位,并可例如围绕仓体6150的周边定位。
与组织厚度补偿件6058类似,组织厚度补偿件6158可围绕外壳6160的突出部6148热成型。在各种实施例中,组织厚度补偿件6158可以比外壳6160宽,使得组织厚度补偿件6158的一部分延伸超过仓体6150的周边。在此类实施例中,组织厚度补偿件6158可例如热成型到围绕仓体6150的周边的突出部6148。除此之外或另选地,组织厚度补偿件6158可例如热成型到脊6146和/或从紧固件腔6154延伸的钉腿。在各种实施例中,外壳6160可例如包含金属材料,诸如不锈钢300系列、不锈钢400系列、钛和/或医疗级铝,以便有利于热传递并改善热成型效果。
现在参见图119和图120,端部执行器组件6200可包括第一钳口或砧座6210和第二钳口6202。第二钳口6202可包括仓体6250,和可释放地固定到仓体6250的组织厚度补偿件6258。类似于仓体5650,仓体6250可例如包括紧固件腔6254和能够可移除地定位在紧固件腔6254中的紧固件(诸如外科钉)。在各种实施例中,外科钉6290可在紧固件腔6254中定位在驱动器6220上。主要参见图119,当驱动器6220处于预击发位置时,钉6290的一部分可定位在紧固件腔6254中。在各种实施例中,钉6290可包括基部6292、以及从基部6292延伸的腿6294a和6294b。第一腿6294a可例如从基部6292的第一端部延伸,并且第二腿6294b可例如从基部6292的第二端部延伸。在各种实施例中,当驱动器6220处于预击发位置并且钉6290处于预成形的构型时,钉6290的基部6292可定位在紧固件腔6254中,并且钉6290的腿部6294a和6294b可从紧固件腔6254延伸到组织厚度补偿件6258中。
在各种实施例中,仍参见图119和图120,每个钉腿6294a,6294b可在基部6292与每个钉腿6294a,6294b的顶端6299a之间包括倒钩。倒钩可为例如锋利的和/或尖锐的突起,诸如尖刺。在各种实施例中,钉的线径可为例如约0.0069英寸、约0.0079英寸和/或约0.0089英寸。倒钩的线径可为例如约0.001英寸。在某些情况下,倒钩可例如介于约0.0005英寸和约0.003英寸之间。在某些实施例中,第一下部倒钩6296a可定位在第一钉腿6294a上,并且第二下部倒钩6296b可定位在第二钉腿6294b上。下部倒钩6296a,6296b可定位在基部6292与钉腿6294a,6294b的顶端6299a,6299b之间。另外,第一上部倒钩6298a可定位在第一钉腿6294a上,并且第二上部倒钩6298b可定位在第二钉腿6294b上。上部倒钩6298a,6298b可在相应的钉腿6294a,6294b上定位于下部倒钩6296a,6296b和顶端6299a,6299b之间。当驱动器6220处于预击发位置并且钉6290处于预成形的构型时,钉6290的至少一个倒钩6296a,6296b,6298a,6298b可定位在组织厚度补偿件6258中。在此类实施例中,倒钩6296a,6296b,6298a,6298b可例如将组织厚度补偿件6258相对于仓体6250抓住和/或保持。嵌入组织厚度补偿件6258的倒钩6296a,6296b,6298a,6298b可例如防止和/或限制组织厚度补偿件6258相对于仓平台横向运动,和/或可例如防止组织厚度补偿件6258远离仓平台的提升。除此之外或另选地,在各种实施例中,倒钩可定位在钉腿6294a.6294b的顶端6299a,6299b处。
主要参见图120,在驱动器6220运动到击发位置时,钉6290可从紧固件腔6254移除和/或射出。另外,组织厚度补偿件6258和组织T可被夹持在端部执行器组件6200的砧座6210与仓体6250之间。砧座6210中的钉成形凹坑6214可例如使钉6290成形为B形。另外,钉6290的至少一个倒钩6296a,6296b,6298a,6298b可例如接合夹持在钉6290内的组织。倒钩6296a,6296b,6298a,6298b可抓住和/或保持捕获在钉6290内的组织T。
现在参见图121至图124,紧固件6390可在紧固件腔6350中被与端部执行器组件一起使用的锁驱动器6320(图123和图124)可释放地保持。在各种实施例中,紧固件6390可包括基部6392、以及从基部6392延伸的腿6394a和6294b。第一腿6394a可例如从基部6392的第一端部延伸,并且第二腿6394b可例如从基部6392的第二端部延伸。在某些实施例中,锁驱动器6320能够可释放地保持紧固件6390的基部6392。在各种实施例中,锁驱动器6320可包括锁扣6340,该锁扣6340能够可释放地钩住和/或保持基部6392。锁扣6340可例如为柔性的,并可例如挠曲以释放紧固件6390的基部6392。在各种实施例中,锁驱动器6320和/或锁扣6340可例如由塑料诸如聚醚酰亚胺构成,具有玻璃填料或不含玻璃填料,使得锁扣6340可充分弹性变形和/或塑性变形。
主要参见图123和图124,锁驱动器6320能够可运动地定位在限定于仓体6350的仓平台6352中的紧固件腔6354中。锁驱动器6320可在紧固件腔中从锁定位置(图123)运动到解锁位置(图124)。仓体6350中的滑动件和/或驱动器可在击发行程期间接合锁驱动器6320,以使锁驱动器6320从锁定位置运动到解锁位置。在各种实施例中,紧固件6390可当锁驱动器6320处于锁定位置时固定到锁驱动器6320,并可当锁驱动器6320运动到解锁位置时从锁驱动器6320释放。当锁驱动器6320从锁定位置运动到解锁位置后,紧固件6390可从紧固件腔6354射出。与紧固件腔6354相邻的键6353可例如让紧固件6390从锁驱动器6320释放。键6353可为例如从紧固件腔6354边缘的至少一部分向内延伸的唇缘。在各种实施例中,键6353可具有凸轮表面6355。在锁驱动器6320从锁定位置运动到解锁位置后,锁扣6340的凸缘6344可与键6353的凸轮表面6355邻接。在此类实施例中,当锁扣6340抵靠凸轮表面6355运动时,凸轮表面6355可使锁扣6340挠曲,使得钩6342将紧固件6390的基部6392释放。在各种实施例中,钩6342可向上旋转,以释放基部6392。例如,钩6342可向上旋转,使得其开口向上指向组织厚度补偿件6358,并且使得基部6392可穿过此开口向上运动并最终远离锁驱动器6320。
仍参见图123和图124,组织厚度补偿件6358能够以可释放的方式固定到仓体6350的仓平台6352。当锁驱动器6320处于锁定位置(图123)时,钉腿6394a和6394b可从紧固件腔6354延伸到组织厚度补偿件6358中。钉腿6394a和6394b可例如相对于仓平台6352保持组织厚度补偿件6358,并可例如防止和/或限制组织厚度补偿件6358相对于仓平台6352发生横向运动。另外,当锁驱动器6320运动到解锁位置且紧固件6390从紧固件腔6354射出时(图124),锁扣6340可以释放紧固件6390的基部6392,使得紧固件6390可脱离锁驱动器6320和仓体6350。当可移除地定位于紧固件腔6354中的紧固件6390从它们相应的紧固件腔6354射出并脱离仓体6350时,组织厚度补偿件6858可不再固定到仓体6350和/或从仓体6350释放。
现在参见图125至图129,端部执行器组件6400可包括第一钳口和/或砧座6410(图127至图129)、以及第二钳口6402。第二钳口6402可包括紧固件仓体6450、以及可释放地固定到第二钳口6402和/或组织厚度补偿件6458的组织厚度补偿件6458。在某些实施例中,紧固件仓体6450和可释放地固定到仓体6450的组织厚度补偿件6458可例如构成紧固件仓组件。在各种实施例中,仓体6450可包括仓平台6452和延伸穿过仓体6450的至少一部分的狭槽6456。腔可限定在仓平台6452中,并进入仓体6450中。例如,紧固件腔6454可限定在仓平台6452中,并可在其中接收紧固件6490(图126A至图129)。紧固件6490可被可移除地定位在紧固件腔6454中。例如,单个紧固件6490可被可移除地定位在每个紧固件腔6454中,并可在击发行程期间从紧固件腔6454射出。另外,锁腔6448可限定于仓平台6452中,并可在其中接收锁6440。例如,单个锁6440可被可运动地定位在每个锁腔6448中,并可在击发行程期间从锁定位置(图127和图128)运动到解锁位置(图129)。
主要参见图126,锁6440可包括基部6444和钩6442,该钩可相对于基部6444可运动地定位。例如,钩6442可在穿过基部6444的至少一部分形成的孔内运动。钩6442可例如接收和/或保持连接器6480。钩6442可例如由液晶聚合物(LCP)、尼龙、聚醚酰亚胺、聚碳酸酯和/或ABS构成。连接器6480可例如为缝合线。在某些实施例中,连接器可例如由PDS、PGA/PCL、PLLA/PCL、TMC/PCL、PGA和/或PCL构成。在各种实施例中,钩6442在嵌入或部分嵌入基部6444中后,钩6442可以约束连接器6480。连接器6480可例如被保持在钩6442与基部6444之间。当钩6442被提离或被部分提离基部6444时,连接器6480就可以例如不再受钩6442束缚,并可例如运动以与锁6440脱离。在各种实施例中,当钩6442被至少部分地提离基部6444后,连接器6480可滑动以与锁6440脱离。
主要参见图126A,连接器6480可从组织厚度补偿件6458延伸。组织厚度补偿件6458可例如与连接器6480摩擦配合,和/或与连接器6480一起热成型。在各种实施例中,当锁6440处于解锁位置时,可将连接器6480穿过锁6440的钩6442。在将连接器6480穿过钩6442时,组织厚度补偿件6458可相对于仓体6450运动到适当位置。例如,组织厚度补偿件6458可定位在仓体6450的仓平台6452上。主要参见图127,一旦组织厚度补偿件6458相对于仓体6450定位,锁6440就可从解锁位置运动到锁定位置。例如,锁6440的钩6442可嵌入或部分嵌入基部6444,使得锁6440围住连接器6480和/或约束连接器6480。在各种实施例中,锁6440和/或驱动器6420可例如包括弹簧,该弹簧可将锁6440偏置到解锁位置。当锁6440处于锁定位置时,组织厚度补偿件6458可例如通过连接器与锁的接合而固定到仓体6450。
主要参见图128和图129,键可在击发行程期间沿着仓体6450的至少一部分运动。该键可例如为滑动件6434和/或击发组件的元件。在各种实施例中,滑动件6434可在击发行程期间与仓体6450中的腔中的驱动器接合。滑动件6434可将驱动器朝着仓平台6452和/或朝着组织厚度补偿件6458推动,以将紧固件从紧固件腔6454射出和/或使锁6440从锁定位置运动到解锁位置。主要参见图128,滑动件6434可在击发行程期间与锁腔6448中的驱动器6420接合。滑动件6434可使驱动器6420朝着仓平台6452和/或朝着组织厚度补偿件6458运动。另外,主要参见图129,驱动器6420可使锁6440从锁定位置运动到解锁位置。例如,驱动器6420可将钩6442推出基部6444。当钩6442被提离基部6444时,连接器就可以不再受锁6440束缚。在此类实施例中,组织厚度补偿件6458可例如不固定到仓体6450和/或从仓体6450释放。
现在参见图67,组织厚度补偿件17050例如可包括第一部分17052、以及相对第一部分17052延伸的第二部分17054。组织厚度补偿件17050可构成钉仓组件的部分。在一些情况下,可将组织厚度补偿件17050附接到钉仓组件的仓体。在某些情况下,可将组织厚度补偿件17050组装到外科缝合器械的砧座。在任何情况下,组织厚度补偿件17050的第一部分17052可为可压缩的。在使用中,第一部分17052可被捕获在从钉仓射出的钉内,并可向也被捕获在钉内的组织施加压缩力。组织厚度补偿件17050的第二部分17054可延伸穿过第一部分17052,其中第二部分17054可包括从第一部分17052延伸的近侧端部17053和远侧端部17055。如下文更详细描述,第二部分17054可不及第一部分17052柔韧,和/或比第一部分17052更刚性。现在参见图68,钉仓组件17000可包括仓体17010,该仓体包括限定于其中的多个钉腔和至少部分地存储在钉腔内的多个钉。如图68所示,组织厚度补偿件17050可安装到仓体17010。
钉仓组件17000可包括近侧安装件17060和远侧安装件17070,该近侧安装件17060能够将第二部分17054的近侧端部17053可释放地保持到仓体17010,该远侧安装件17070能够将第二部分17054的远侧端部17055可释放地保持到第二部分17054。近侧安装件17060可包括单个部件,或不止一个部件。如图68所示,近侧安装件17060可包括第一安装件部分17060a和第二安装件部分17060b,这些安装件部分能够至少部分地捕获第二部分17054并将第二部分17054抵靠仓体17010保持。现在转到图69,每个安装件部分17060a和17060b可包括键17062,该键17062能够以可释放的方式被固定在限定于仓体17010中的键槽17012内。每个键17062和每个键槽17012的大小都可被设定成能够让键槽17012的侧壁向键17062施加保持力,从而抵抗键17062从键槽17012的移出。在各种情况下,键17062能够可释放地压力配合和/或按扣配合在键槽17012内。在至少一种情况下,键17062可例如包括扩大的端部17063,该端部能够被可释放地夹持在键槽17012的侧壁之间。如图68和图69所示,每个安装件部分17060a和17060b可包括窗口17064,该窗口能够至少部分地接收第二部分17054的近侧端部17053。在此类情况下,窗口17064的侧壁能够接合组织厚度补偿件17030,并将组织厚度补偿件17030压向仓体17010的平台17014。此外,第二部分17054的至少一部分可被容纳在安装件部分17060a和17060b内。
再次参见图68和图69,类似于上文所述,远侧安装件17070可包括窗口17074,该窗口17074的大小可被设定成并能够接收第二部分17054的远侧端部17055的至少一部分。同样类似于上文所述,窗口17074的侧壁能够接合组织厚度补偿件17030,并将组织厚度补偿件17030压向仓体17010的平台17014。此外,第二部分17054的至少一部分可被容纳在安装件部分17070内。远侧安装件部分17070可包括从其延伸的一个或多个销17072,该销能够以可释放的方式固定在限定于仓体17010中的一个或多个销孔17011内。每个销17070和每个销孔17011的大小都可被设定成并能够使得销孔17011的侧壁向销17072施加保持力,从而抵抗销17072从销孔17011的移出。在各种情况下,每个销17072能够可释放地压力配合和/或按扣配合在销孔17011内。
要组装钉仓17000,在至少一种情况下,可先将组织厚度补偿件17030抵靠仓体17010的平台17014定位,并且可将近侧安装件17060和远侧安装件17070组装到仓体17010。将近侧安装件17060和远侧安装件17070组装到仓体17010,以如上所述抵靠仓体17010来捕获或捕集组织厚度补偿件17050。近侧安装件17060和远侧安装件17070能够也如上所述捕获第二部分17074的端部,并将该端部可释放地保持到仓体17010。在某些情况下,近侧安装件17060和/或远侧安装件17070可能够将第一部分17052的至少一部分捕获于其中。虽然图67至图69描绘的组织厚度补偿件17050只包括两个部分,但也可设想组织厚度补偿件包括不止两个部分的各种另选形式。例如,组织厚度补偿件可包括可压缩的第一部分17052、以及延伸穿过其中的两个或更多个刚性的第二部分17054。另外,例如,组织厚度补偿件可包括以任何合适的布置方式布置(诸如布置成两层或更多层)的两个或更多个可压缩部分。
一旦钉仓17000组装完毕,就可将其组装到外科缝合器。在至少一种情况下,可利用限定在外科缝合器的端部执行器中的通道可移除地保持钉仓17000,随后再将钉仓17000插入患者体内的手术部位。在钉仓17000被插入手术部位中和/或在手术部位内被操纵时,近侧安装件17060和/或远侧安装件17070可能够将组织厚度补偿件17050保持到仓体17010。组织厚度补偿件17050的第二部分17054可使组织厚度补偿件17050足够刚性,使得组织厚度补偿件17050不变得从仓体17010脱离,直到近侧安装件17060和/或远侧安装件17070中的一个或多个被切开和/或脱离仓体17010,如下文更详细描述。由于第二部分17054是刚性的,所以在各种情况下,主要或唯一地对组织厚度补偿件17050的第一部分17052的属性作出选择,以使组织厚度补偿件17050具有期望的组织补偿特性。在使用中,组织厚度补偿件17050的第二部分17054可抵抗近侧端部17053与远侧端部17055之间的相对运动,并且在各种情况下,抵抗近侧端部17053和远侧端部17055朝彼此运动。
在各种情况下,一旦钉仓17000已被适当定位,就可推进击发构件17030使其穿过钉仓17000,以部署可移除地定位在钉仓17000中的钉。钉仓17000可包括可运动构件17034,该可运动构件17034可由击发构件17030从钉仓17000的近侧端部朝着钉仓17000的远侧端部推进。作为对上文的补充,可运动构件17034可能够在未击发位置和击发位置之间将可移除地存储在仓体17010内的钉抬起。击发构件17030还可例如包括切割部分(诸如刀17032),该切割部分可能够在击发构件17030朝远侧推进穿过钉仓17000时,将正被缝合的组织横切。刀17032还可能够在击发构件17030朝远侧推进穿过钉仓17000时,将组织厚度补偿件17050横切。主要参见图67和图68,第二部分17054的近侧端部17053可被刀17032切断。在至少一个这样的实施例中,组织厚度补偿件17050可沿至少部分地由限定于第二部分17054中的凹口17057限定的纵向轴线被至少部分地切断,或被完全切断。如图68所示,凹口17057可与延伸穿过仓体17010的纵向刀狭槽17015对齐、或至少基本上对齐。一旦刀17032将第二部分17054的近侧端部17053至少部分地横切,第二部分17054就可从近侧安装件17060a,17060b至少部分地释放,或释放。在此类情况下,组织厚度补偿件17050可变得与仓体17010分离。例如,击发构件17030可被至少部分地推进或被完全推进穿过钉仓17000,以将组织厚度补偿件17050至少部分或完全植入组织,并且由于组织厚度补偿件17050,特别是第二部分17054被至少部分地横切,组织厚度补偿件17050可足够柔韧以滑出近侧安装件部分17060a,17060b以及远侧安装件17070。在使用中,在各种情况下,在击发构件17030已至少部分地击发且组织厚度补偿件17050已至少部分地植入后,击发构件17030可回缩到其近侧或开始位置,其中仓体17010随后可被拉离植入的组织厚度补偿件17050。例如,如果沿纵向轴线将仓体17010拉离组织厚度补偿件17050,那么,例如被至少部分地横切的组织厚度补偿件17050能够纵向弯曲,并且该组织厚度补偿件17050的近侧端部和远侧端部可朝向彼此运动。
现在参见图70至图72,组织厚度补偿件17150可包括可压缩部分17152、以及延伸穿过可压缩部分17152和/或从可压缩部分17152延伸的安装件部分17154。可压缩部分17152可包括近侧端部17153,该近侧端部17153的厚度可小于组织厚度补偿件17150的主体部分17156的厚度。在至少一个这样的实施例中,近侧端部17153可例如包括渐缩部分。再次参见图70至图72,钉仓组件(诸如钉仓17100)例如可包括近侧安装件17160,该近侧安装件17160能够以可释放的方式将组织厚度补偿件17150的安装件部分17154固定到仓体17010。近侧安装件17160可包括从其延伸的一个或多个锁17162,这些锁17162可被接收在限定于仓体17110中的一个或多个键孔10112内。在至少一个这样的实施例中,每个锁17162可包括腿和从腿延伸的脚,其中腿可能够在锁17162插入键孔17112时横向挠曲,随后回弹或至少基本上回弹至其未挠曲构型,使得脚能够可释放地接合键孔17112侧壁、或运动到键孔侧壁后方。类似于上文所述,近侧安装件17160还可包括腔17164,该腔17164能够接收组织厚度补偿件17150的近侧安装件部分17154。腔17164可能够将近侧安装件部分17154压向仓体17110的平台,并将组织厚度补偿件17150的近侧端部保持在适当位置。在各种情况下,击发构件诸如击发构件17030例如可能够在击发构件17030推进以切入组织厚度补偿件17150的时切入近侧安装件17160。在至少一种这样的情况下,切入近侧安装件17160可将组织厚度补偿件17150从仓体17110释放。再次参见图68描绘的实施例,例如,击发构件17030可能够穿过限定于近侧安装件部分17060a和17060b间的狭槽,并在至少一些情况下,能够穿过近侧安装件部分17060a,17060b而不切入其中。
现在参见图73至图76,作为对上文的补充,用于可释放地将组织厚度补偿件保持到仓体的近侧安装件可包括第一部分17260a和第二部分17260b,该第一部分17260a和第二部分17260b在组装到仓体后可限定纵向的间隙即狭槽17267,该纵向的间隙或狭槽17267的大小可被设定成能够允许击发构件17030从第一部分17260a和第二部分17260b间经过。类似于上文所述,第一部分17260a和第二部分17260b中的每一个都可包括腔17264,该腔17264能够至少部分地接收组织厚度补偿件并将其保持在适当位置。同样类似于上文所述,第一部分17260a和第二部分17260b中的每一个都可包括从其延伸的锁17262,该锁17262可能够与仓体接合。
如上所述,钉仓组件可包括近侧的安装件或附接部分,和远侧的安装件或附接部分,其中近侧的安装件或附接部分能够将组织厚度补偿件的近侧端部保持到仓体的近侧端部,并且远侧的安装件或附接部分能够将组织厚度补偿件的远侧端部保持到仓体的远侧端部。在某些其他实施例中,钉仓组件可能只用至少一个近侧安装件或至少一个远侧安装件,用于将组织厚度补偿件保持到仓体。现在转到图147,仓组件17300可包括仓体17310和组织厚度补偿件17350,其中组织厚度补偿件17350的远侧端部可包括能够可释放地安装到仓体17310的远侧端部17355。在至少一个这样的实施例中,仓体17310的远侧端部可包括锁孔17011,该锁孔17011能够接收至少一个远侧安装件并将其附接至仓体17310。读者将会知道,至少就该实施例而言,仓组件17300不另外包括用于将组织厚度补偿件17350的近侧端部安装到仓体17310的近侧安装件。在各种情况下,远侧端部17355可与组织厚度补偿件17350的主体部分17356一体形成,或另选地,可附接至该主体部分17356。
在各种实施例中,现在参见图156和图157,钉仓组件诸如钉仓10400例如可包括仓体10410,该仓体包括可能够将组织厚度补偿件10450可释放地保持到适当位置的远侧端部或鼻部10419。类似于上文所述,组织厚度补偿件10450可包括安装到第二部分10454的第一部分10452,其中第二部分10454可包括能够由鼻部10419可释放地保持的远侧端部10455。在各种情况下,仓体10410的鼻部10419和平台10414可在它们之间限定一狭槽10418,该狭槽10418能够接收远侧端部10455。鼻部10419可由弹性材料构成,该弹性材料的尺寸可被设定成并且能够让鼻部10419偏置以与远侧端部10455接合。在使用中,参见图157,在组织厚度补偿件10450已至少部分地植入后,仓体10410远离组织厚度补偿件10450运动时,鼻部10419可为足够柔韧的,以允许组织厚度补偿件10450从鼻部10419下方滑出。现在转到图158,作为对上文的补充,第一层10452可由可压缩泡沫构成,且可安装到第二层10454。在各种情况下,可利用一种或多种粘合剂将第一层10452安装到第二层10454。将第一层10452安装到第二层10454,使得远侧端部10455和限定于远侧端部10455中的凹口10457仍被暴露。另外,将第一层10452安装到第二层10454,使得第一层10452相对于由第二层10454限定的纵向中心轴10459横向居中。
如上所述,钉仓组件可包括至少部分地存储于其中的可运动的击发构件,该可运动的击发构件可能够在未击发位置和击发位置之间将存储在钉仓组件内的钉抬起。现在转到图159和图160,钉仓组件10500可包括仓体10510、组织厚度补偿件10550、以及可滑动地存储在其中的可运动的击发构件或滑动件10034。滑动件10034可包括限定于其上的一个或多个斜坡10035,该一个或多个斜坡在使用中可能够将钉从它们的未击发位置向上抬起到击发位置。在使用前,滑动件10034能够可释放地锁定在适当位置。在至少一个这样的实施例中,在滑动件10034朝远侧推进之前,组织厚度补偿件10550能够将滑动件10034可释放地保持在近侧位置,以将钉从钉仓组件10500射出并切入组织厚度补偿件10550。组织厚度补偿件10550可包括从其延伸的一个或多个突片或卡位装置10557,该突片或卡位装置10557能够可释放地接合滑动件10034。例如,滑动件10034可包括一个或多个凹槽10037,卡位装置10557可定位在该凹槽10037中,直到滑动件10034被施加足够大的力以使滑动件10034克服了由卡位装置10557向其施加的保持力。在使用中,卡位装置10557可能够将滑动件10034保持在适当位置,直到朝远侧方向施加给滑动件10034的纵向击发力超过了阈值力为止,其中当击发力超过阈值力时,滑动件10034可朝远侧滑动,并且卡位装置10557能够充分挠曲或变形以使滑动件10034能借此滑动。在至少一个实施例中,卡位装置10557可定位在限定于仓体10510中的钉腔近侧和/或定位在存储于仓体10510内的钉近侧,使得滑动件10034能够被可释放地保持在钉近侧的未击发位置。滑动件10034一旦已朝远侧推进,滑动件10034就可朝钉推进。
作为对上文的补充,再次参见图159和图160,仓体10510可包括一个或多个保持狭槽10517,这些保持狭槽10517可能够接收卡位装置10557的至少一部分。更具体地,至少在示出的实施例中,当滑动件10034处于其近侧未击发位置时,限定于仓体10510一侧的保持狭槽10517可与限定于滑动件10034对应侧的凹槽10037对齐,使得卡位装置10557可同步定位在对齐的保持狭槽10517和凹槽10037内。在至少一个这样的实施例中,限定于仓体10510中的保持狭槽10517的侧壁可以支撑卡位装置10557,并至少抑制卡位装置10557过早与凹槽10037分离。如上所述,滑动件10034可朝远侧推进,使凹槽10037不再与棘爪10557对齐;然而,至少在示出的实施例中,在滑动件10034已至少部分地推进后,棘爪10557可仍与保持狭槽10517对齐和/或定位在保持狭槽10517内。主要参见图159,包括卡位装置10557、滑动件凹槽10037和仓保持狭槽10517的第一布置可布置在滑动件10034的第一侧,包括第二卡位装置10557,并且第二滑动件凹槽10037和第二仓保持狭槽10517的第二布置可布置在滑动件10034的第二侧或相对侧。
钉仓的某些实施例可例如包括位于钉平台上的柔韧层(诸如组织厚度补偿件和/或支撑物材料),其中可将钉布置成使未击发钉的顶端延伸到该层中。在某些其他实施例中,柔韧层可构成可压缩和/或可挤压的钉仓,该钉仓可植入患者体内,并在被捕获于钉中时变形和/或压缩。如果外科医生、护士、技师或其他使用者(一位或多位使用者)无意间将拇指或另外的手指按压在该柔韧层或是可植入钉仓上,该柔韧层和/或可植入钉仓也可例如变形和/或压缩。此类变形和/或压缩使钉仓不能再用。
通常在钉仓中装配保持器,这可帮助使用者顺利地将钉仓装载到外科缝合器中。该保持器还可覆盖钉平台和任何的柔韧层,由此避免使用者无意间压缩、挤压该柔韧层和/或使该柔韧层变形。然而,使用者有时会在钉仓未被完全安装到外科缝合器的端部执行器中之前,过早地将钉仓保持器移除。在过早移除钉仓保持器的情况下,柔韧层可能被使用者损坏。
图164至图167示出了可附接至钉仓10010的保持器10000的实施例。参见图166和图167,钉仓10010可包括布置在其仓平台10011上的柔韧层10020(诸如组织厚度补偿件和/或支撑物材料)。如图167所示,钉10030可从钉仓10010延伸到暴露的柔韧层10020中。如果保持器10000被过早移除,使用者可无意间按压柔韧层10020,同时将钉仓10010推入端部执行器的钉仓通道中,从而将层10020压缩和/或使层10020变形。
图168至图173示出保持器2600的实施例,该保持器2600可被锁定到钉仓2650,并且无法从钉仓2650解锁和移除,直到钉仓2650被完全插入端部执行器的钉仓通道2670中。如图168最清楚地示出,保持器2600的近侧端部部分2604可包括可运动凸轮部分2616,这些可运动凸轮部分2616具有从其延伸的锁定突片2626。锁定突片2626延伸到钉仓2650的狭槽2652(诸如刀狭槽)中,并与狭槽2652接合。锁定突片2626接合在狭槽2652内,将保持器2600和钉仓2650可释放地保持在一起。如下文更详细描述,在保持器2616的凸轮部分2616与钉仓通道2670中的键接合,导致凸轮部分2616向内朝彼此挠曲后,锁定突片只从狭槽2652脱离,使得保持器2600可从钉仓2650释放和移除。此外,在各种实施例中,如果钉仓2650适当地坐置在钉仓通道2670中,凸轮部分2616可只与键接合。
如上所述,在某些实施例中,保持器2600的近侧端部部分2604可包括凸轮部分2616,每个凸轮部分2616通过颈部2624附接到保持器2600的主体2606。凸轮部分2616可由间隙2622彼此分开。凸轮部分2616当受到向内的压缩力时可沿箭头I(图172中示出)的方向向内挠曲,另外,还可沿箭头O(图170中示出)的方向围绕颈部2624有弹性地向外挠曲。锁定突片2626可从每个凸轮部分2618延伸。如下文更详细描述,当锁定突片2626布置在钉仓2650上时,可延伸到钉仓2650的狭槽2652(诸如刀狭槽)中,并与该狭槽2652可释放地接合。主要参见图170和图171,凸轮部分可偏置在向外挠曲位置,使得从锁定突片2626延伸的唇缘2628可与钉仓2650的狭槽2652中的脊2654接合。凸轮部分2616在偏置于向外挠曲位置时,可将锁定突片2626的唇缘2628推动以与狭槽2652中的脊2654接合,使得在不存在来自钉仓通道2670的键的向内的压缩力时,保持器2600锁定到钉仓2650。
主要参见图170至图173,在各种实施例中,钉仓通道2670的键可包括钉仓通道2670的内壁,该内壁向凸轮部分2616提供递增的向内压缩力,使得凸轮部分2616能够在保持器2600和钉仓2650被插入钉仓通道2670中时,沿箭头I(图172中示出)的方向向内挠曲。例如,钉仓通道2670可包括限定第一宽度的第一内壁2672,该第一宽度可适应处于向外挠曲的偏置位置的凸轮部分2616。钉仓通道2670可包括限定第二宽度的第二内壁2676,该第二宽度可适应处于如图172所示那样的向内挠曲位置的凸轮部分2616。钉仓通道2670可包括定位在第一内壁2672与第二内壁2676中间的中间内壁2674,该中间内壁2674可从第一宽度过渡到第二宽度。在使用中,钉仓2650和保持器2600沿相对于钉仓通道2670的近侧方向并且朝着钉仓通道运动,以便插入钉仓通道2670中,如图170和图172中的箭头P指示。主要参见图170和图171,在钉仓2650和保持器2600朝向钉仓通道2670运动时,凸轮部分2616的倒圆端部2620和向外表面2618可与钉仓通道2670的第一壁2672接合。如上所述,在某些实施例中,第一壁2672限定的宽度可适应处于向外挠曲的偏置位置的凸轮部分2616。在各种其他实施例中,第一壁2672限定的宽度可适应处于向内部分挠曲位置的凸轮部分2616,其中向内部分挠曲的量足以使锁定突片2626的唇缘2628不从钉仓2650的脊2654脱离,并使保持器2600从钉仓2650解锁。现在参见图172和图173,在钉仓2650和保持器2600继续沿箭头P的方向朝近侧向着钉仓通道2670运动时,倒圆端部2620和向外表面2618与中间壁2674接合,然后与第二壁2676接合。中间壁2674和第二壁2676可提供递增的力,使凸轮部分2616逐渐向内挠曲。最终,凸轮部分2616将向内挠曲一定的量,使得锁定突片2626的唇缘2628能够脱离钉仓2650的狭槽2652中的脊2654。一旦锁定突片2626脱离脊2654,保持器2600就从钉仓2650解锁,使得保持器2600可从钉仓2650移除。在各种实施例中,凸轮部分2616向内挠曲,使锁定突片2626只在钉仓2650被完全插入钉仓通道2670时才从脊2654脱离。
在某些实施例中,可锁定保持器(诸如上文结合图168至图173描述的保持器2600)还可防止特定尺寸的钉仓被插入旨在与不同特定尺寸的钉仓一起使用的端部执行器中。例如,钉仓2650可包括基准表面2632,该基准表面2632可与钉仓通道2670的基准表面2674接合。从钉仓2650的基准表面2632到凸轮部分2616的第一预先确定距离可对应于钉仓通道2670的基准表面2674与钉仓通道2670的包括键的壁2672,2674和2676之间的第二预先确定距离。特定尺寸的保持器、钉仓和旨在与特定尺寸钉仓一起使用的钉仓通道的第一预先确定距离和第二预先确定距离可不同于另外的尺寸不同的保持器、钉仓和钉仓通道的第一预先确定距离和第二预先确定距离。换句话说,每种尺寸的钉仓、保持器和钉仓通道的第一预先确定距离和第二预先确定距离可能不同于其他尺寸的钉仓、保持器和钉仓通道的第一预先确定距离和第二预先确定距离。因此,尝试将钉仓和保持器插入尺寸不合的钉仓通道可能导致保持器的凸轮部分无法接合钉仓通道的壁,和/或钉仓的基准表面无法接合钉仓通道的基准表面。例如,钉仓2650和保持器2600可布置成当被插入尺寸相符的钉仓通道时,使凸轮部分2616只能与钉仓通道2670的第二壁2676接合,使得当基准表面2632和2674彼此接合时,锁定突片2626从钉仓2650中的狭槽2652脱离。例如,如果钉仓2650和保持器2600相对钉仓通道2670过短,那么,凸轮部分2616可能不到达第二壁2676,使得当基准表面2632和2674接合时,锁定突片2626从钉仓2650中的狭槽2552脱离。因此,保持器2600将不会解锁,并且不可从钉仓2650移除。相反,例如,如果钉仓2650和保持器2600相对钉仓通道2670过长,那么,与钉仓通道2670的第二壁2676接合的凸轮部分2616可分别妨碍钉仓2650的基准表面2632与钉仓通道2670的基准表面2674接合。因此,钉仓2650将不能完全坐置在钉仓通道2670中。
保持器2600不但包括从凸轮部分2616延伸的锁定突片2626,还可包括布置在保持器2600的近侧端部2602附近的一对近侧突片2612,以及布置在保持器2600的远侧端部2604附近的一对远侧突片2610。近侧突片2608和远侧突片2610可从主体2606延伸,并且可与钉仓2650接合并将钉仓2650可释放地保持。在某些实施例中,近侧突片2612和远侧突片2610可与钉仓2650接合并将钉仓2650保持,直到钉仓2650完全坐置于钉仓通道2670中。换句话讲,近侧突片2612和/或远侧突片2610可充当另一种锁,该锁防止保持器2600在钉仓2650完全坐置于钉仓通道2670中之前从钉仓2650移除。
主要参见图168,每个近侧突片2612可包括近侧唇缘2614,并且每个远侧突片2610可包括远侧唇缘2610。每个近侧唇缘2614可包括面向内成角度的表面2615,并且每个远侧唇缘2610可包括面向内成角度的表面2611。近侧唇缘2614和远侧唇缘2610可接合钉仓2650的侧面,并可释放地保持钉仓2650的侧面。在将钉仓2650和保持器2600插入钉仓通道2670中时,面向内成角度的表面2611和2615可与钉仓通道2670的边缘2672和2678接合。钉仓通道2670的边缘2672和2678可使近侧突片2612和/或远侧突片2610向外挠曲,使得近侧唇缘2614和远侧唇缘2610从钉仓2650的侧面脱离。当近侧唇缘2614和远侧唇缘2610从钉仓2650的侧面脱离时,可释放保持器2600并将其从钉仓2650移除。
参见图174至图180,例如,外科器械的端部执行器12能够接收端部执行器插入件28010。在各种实施例中,端部执行器插入件28010可包括补偿件主体28012和至少一个夹具28014a,28014b。在各种实施例中,端部执行器插入件28010可例如包括位于补偿件主体28012的近侧端部处的近侧夹具28014b、以及位于补偿件主体28012的远侧端部处的远侧夹具28014a。主要参见图177,可将远侧夹具28014a在砧座25060的远侧端部处或附近固定到端部执行器12的砧座25060。例如,远侧夹具28014a可与砧座25060的纵向狭槽25062基本上对齐和/或可部分定位在砧座25060的纵向狭槽25062内。主要参见图178,可将近侧夹具28014b固定到端部执行器12的下钳口25070中的钉仓25000(图179)。可将近侧夹具28014b在钉仓25000的近侧端部处或附近固定到钉仓25000。例如,近侧夹具28014b可与钉仓25000中的纵向狭槽25004基本上对齐和/或可定位在钉仓25000中的纵向狭槽25004内。
现在参见图179和图180,可将端部执行器插入件28010插入外科器械的端部执行器12中。在各种实施例中,端部执行器插入件28010的至少一部分(例如补偿件主体28012、远侧夹具28014a和/或近侧夹具28014b)可例如为可变形的和/或有弹性的。当将端部执行器插入件28010插入端部执行器12中时,远侧夹具28014a和/或近侧夹具28014b可弯曲或挠曲。一旦夹具28014a和28014b挠曲,例如,夹具28014a和28014b就可例如有返回其初始未变形构型的趋势,并可产生的回弹力或恢复力。在各种实施例中,当端部执行器插入件28010在定位于端部执行器12内时,端部执行器插入件28010可向端部执行器12施加弹簧负荷。在一些实施例中,端部执行器插入件28010可以是实心的或基本上实心的,使得操作者在将端部执行器插入件28010和钉仓25000插入端部执行器12时,可抓紧插入件28010。
在一些实施例中,在端部执行器12的切割和/或紧固操作之后,端部执行器插入件28010可从端部执行器12移除。在其他实施例中,端部执行器插入件28010可在切割和/或击发操作期间保持定位在端部执行器12中。例如,在钉从钉仓25000中的钉腔25002(图178)击发时,可由切割元件25052横切端部执行器插入件28010。在各种实施例中,端部执行器插入件28010可包含与本文所述组织厚度补偿件中的至少一种类似的组织厚度补偿材料。例如,端部执行器插入件28010可包含聚合物组合物,诸如可生物吸收的生物相容性弹性体聚合物。端部执行器插入件28010还可包含可生物吸收的聚合物,例如冻干多糖、糖蛋白类、弹性蛋白、蛋白聚糖、明胶、胶原和/或氧化再生纤维素(ORC)。在一些实施例中,端部执行器插入件28010可包含至少一种治疗剂,例如药物活性剂或药物。
仍参见图174至图180,端部执行器插入件28010能够可释放地附接到端部执行器12和/或端部执行器12的砧座25060和/或钉仓25000。近侧夹具28014b能够例如以可释放的方式固定到钉仓25000(图178),并且远侧夹具28014a能够例如以可释放的方式固定到砧座25060(图177)。在各种实施例中,近侧夹具28014b可与钉仓25000的狭槽25004对齐和/或可保持在该狭槽25004内。另外,在某些实施例中,远侧夹具28014a可与砧座25060的狭槽25062对齐和/或可保持在该狭槽25062内。主要参见图179,在某些实施例中,在将钉仓25000定位在下钳口25070中(图179)之前,能够以可释放的方式将近侧夹具28014b固定到钉仓25000。例如,在钉仓25000和附接的端部执行器插入件28010朝向端部执行器12和/或下钳口25070运动和/或运动到端部执行器12和/或下钳口25070中时,远侧夹具28014a可运动以与砧座25060中的狭槽25062对齐。在各种实施例中,当钉仓25000和端部执行器插入件28010定位在端部执行器12中时(图180),远侧夹具28014a能够可释放地接合砧座25060。远侧夹具28014a可例如滑进砧座25060的狭槽25062中。在各种实施例中,在使远侧夹具28014a相对于砧座25060定位之前或同时,使近侧夹具28014b相对于钉仓25000定位。
当端部执行器插入件28010例如由近侧夹具28014b和远侧夹具28014a如本文所述那样可释放地固定在端部执行器12内时,端部执行器插入件28010可在端部执行器12中保持绷紧。换句话讲,相对下钳口25070中的钉仓25000固定的近侧夹具28014b可例如沿着端部执行器插入件28010向相对于砧座25060固定的远侧夹具28014a施加牵拉力。在各种实施例中,近侧夹具28014b和远侧夹具28014a间的张力可帮助端部执行器插入件28010保持在端部执行器12中。
在各种实施例中,当钉仓25000和端部执行器插入件28010定位在端部执行器12中时,近侧夹具28014b可定位在未击发的滑动件25056(图178)与钉仓25000中间。例如,未击发的滑动件25056可在近侧夹具28013b近侧。在某些实施例中,滑动件25056可例如在击发行程期间朝远侧运动经过近侧夹具28014b,并可使近侧夹具28014b偏转。在各种实施例中,滑动件25056在击发行程期间使近侧夹具28014b偏转后,近侧夹具28014b就可从钉仓25000中的狭槽25004释放。在某些实施例中,滑动件25056和/或击发杆25050的元件(如别处示出)可将近侧夹具28014b从钉仓25000释放。另外,在近侧夹具28014b从钉仓25000释放后,端部执行器插入件28010中的张力可至少部分地缓解。在不存在施加于远侧夹具28014a上的牵拉力时,远侧夹具28014a可从砧座25060释放。因此,端部执行器插入件28010可从端部执行器12释放,并且例如,可在端部执行器12从患者体内移除后,留在患者的组织中。
在某些实施例中,砧座可附接的层诸如组织厚度补偿件和/或支撑物材料的近侧端部例如能够可释放地附接到钉仓的近侧端部,用于与端部执行器中可插入钉仓的砧座对齐并附接到该砧座上。一般来讲,砧座可附接的层可相对于钉仓面向砧座的一侧布置。例如,砧座可附接的层可布置在钉仓的钉平台上和/或可布置在钉平台层上。砧座可附接的层的近侧端部可附接到钉仓的近侧端部,或钉平台层的近侧端部。在将钉仓插入外科缝合器的端部执行器后,外科缝合器的砧座就可抵靠砧座可附接的层闭合,使得砧座可附接的层附接到砧座。再次打开砧座时,当前附接到砧座的砧座可附接的层可与砧座一起运动远离钉仓。在各种情况下,附接层在与砧座一起运动时,可围绕该附接层附接到钉仓和/或钉仓层的近侧端部枢转。在各种其他情况下,附接层在与砧座一起运动时,该层的近侧端部可从钉仓脱离。此时,其中砧座可附接的层附接到砧座的外科缝合器可切割和缝合患者组织。砧座可附接的层也可被该外科缝合器切割,并且由钉捕获。在砧座可附接的层和患者组织被钉捕获后,可将该外科缝合器从患者体内取出。在砧座可附接的层仍附接到钉仓的各种实施例中,可将该外科缝合器从该层拉离,由此使该层与钉仓间的附接断开。
图181和图182示出包括砧座可附接的层2414的钉仓组件2400的实施例。砧座可附接的层2414可例如包括组织厚度补偿件和/或支撑物材料。砧座可附接的层2414的近侧端部2416可附接到钉仓体2402的近侧端部2418。在各种实施例中,钉仓组件2400可包括例如布置在钉仓体2402的钉平台上的钉仓层2412,诸如组织厚度补偿件和/或支撑物材料。仓盘2404可例如至少部分地环绕钉仓体2402并可由金属材料构成。钉仓体2402在其近侧端部2418处可包括表面2406和限定于该表面2406中的沟槽2408。参见图181,为了将砧座可附接的层2414附接到钉仓体2402,可将砧座可附接的层2414的近侧端部部分2416定位于沟槽2408上方。接下来,如图182所示,例如,从仓盘2404延伸的突片2410可变形,使得它们伸入沟槽2408中,砧座可附接的层2414的近侧端部部分2416被捕获在沟槽2408中沟槽的侧壁与突片2410之间。突片2410还可例如将砧座可附接的层2414捕获在沟槽2408的底部与突片2410之间。
在使用中,可将图182所示的钉仓组件2400插入外科缝合器的端部执行器的钉仓通道中。接下来,可将端部执行器的砧座抵靠砧座可附接的层2414闭合。砧座可附接的层2414在钉仓体2402的布置方式使得当钉仓组件2400被插入钉仓通道2400,砧座随后闭合时,该砧座可附接的层2414可与砧座适当对齐。在各种实施例中,砧座可附接的层2414的面向砧座的表面2415可包括能够粘附到砧座表面的粘合剂和/或接合砧座以将砧座可附接的层2414附接到砧座的一个或多个附接特征结构。例如,面向砧座的表面2415可包括从其延伸的一个或多个突起,该一个或多个突起可与砧座的刀狭槽接合。在砧座可附接的层2414已附接到砧座后,可将砧座与附接到其上的砧座可附接的层2414一起返回打开位置。砧座可附接的层2414附接到砧座的部分可围绕该层2414附接到钉仓体2402的近侧端部2416枢转,以使层2414能够与砧座一起运动。此时,该外科缝合器可包括在钉仓体2402上对齐的钉仓层2412、以及附接到砧座并与砧座对齐的砧座可附接的层2414。
当钉仓层2412与钉仓体2402对齐,且砧座可附接的层2414已附接到砧座并与砧座对齐时,可备用外科缝合器来切割并缝合患者组织。钉仓体2402和钉仓层2412可定位在患者组织一侧,并且砧座和砧座可附接的层2414可定位在患者组织的相对侧上。在靠着患者组织定位缝合器时,砧座可附接的层2414附接到砧座和钉仓体2402可使砧座可附接的层2414相对于砧座稳定。当相对于患者组织适当定位外科缝合器时,可将砧座关闭,从而将组织捕获在位于组织一侧的钉仓体2402和钉仓层2412与位于组织第二相对侧的砧座和砧座可附接的层2414之间。
在将砧座关闭后,此时患者组织被捕获在位于组织一侧的钉仓体2402和钉仓层2412与位于组织另一侧的砧座和砧座可附接的层2414之间,可将该外科缝合器击发。例如,钉驱动器可沿远侧方向推进穿过钉仓体2402中的钉驱动器狭槽2422,以击发存储在钉仓中的钉并使这些钉成形。被击发并成形的钉可捕获钉仓层2412、砧座可附接的层2414和这两者间的患者组织。另外,切割刀片可沿远侧方向推进穿过仓体2402中的刀狭槽2420和砧座中的刀狭槽。切割刀片在推进时,可将钉仓层2412、砧座可附接的层2414和这两者间的患者组织切断。在各种实施例中,钉驱动器和切割刀片可同时推进。在各种情况下,钉驱动器可引导切割刀片,在将患者组织、钉仓层2412和砧座可附接的层2414切断之前,使得钉被击发和成形。
在钉仓层、砧座可附接的层2414和这两者间的患者组织被钉捕获并被切割刀片切割之后,可再次将砧座打开。当砧座再次打开时,此刻被钉附接到钉仓层2412和患者组织的砧座可附接的层2414可与砧座分离。例如,在打开砧座时和/或从患者体内取出外科缝合器时,由于砧座可附接的层2414可由钉和患者组织保持在适当位置,使得层2414可被拉离例如将其保持到砧座的粘合剂和/或附接特征结构。此外,砧座可附接的层2414的近侧端部2416可被拉离钉仓体2402,从而与钉仓体2402的近侧端部2416分离。例如,在各种情况下,砧座可附接的层2414的近侧端部2416被捕获在仓体2402中的沟槽2408与仓盘2404的突片2410之间的部分可从突片2410与沟槽2408之间被拉出。在各种其他情况下,砧座可附接的层2414可从其被捕获在沟槽2408与仓盘2404的突片2410之间的部分撕除。例如,砧座可附接的层2414被捕获在沟槽2408与突片2410之间的部分可被压在层2414的该部分中的突片2410困住,这样就能减小撕下层2414的剩余部分所需的力和/或限定层2414被撕裂的位置。例如,伸入砧座可附接的层2414的突片2410可例如部分地刻划、切入和/或穿孔于该层2414。在钉仓层2412脱离钉仓体2402,且砧座可附接的层2414脱离钉仓体2402和砧座之后,该外科缝合器从患者体内取出,但植入的层2412和2414会留在患者体内。例如,层2412和2414上可钉有成行的缝钉,和/或可被不同的钉压缩成不同厚度,目的是向被钉捕获的患者组织至少施加最小量的压缩。
仍参见图181和图182,在各种实施例中,砧座可附接的层2414可在附接到砧座且砧座再次打开之后,从钉仓体2402分离。如上所述,在将钉仓组件2400插入钉仓通道且将砧座压向砧座可附接的层2414闭合后,层2414可利用其面向砧座的表面2415上的粘合剂和/或附接特征结构附接到砧座。再次打开砧座时,砧座可附接的层2414可与砧座一起运动远离钉仓体2402。在各种情况下,砧座可附接的层2414和砧座一起运动远离钉仓体2402可将层2414捕获在仓盘2404的突片2410与仓体2402中的沟槽2408之间的部分从突片2410与沟槽2408之间拉出,使得层2414的近侧端部2416也会和砧座一起运动。
图183和图184示出钉仓组件的另一个实施例2450,此钉仓组件2450包括可附接到钉仓体2452的砧座可附接的层2464。在该实施例中,砧座可附接的层2464的近侧端部2466在可从仓体2452的表面2456延伸的附接部分2470上附接到表面2472。砧座可附接的层2464的近侧端部2466可例如利用粘合剂、超声焊接、热焊和/或热铆接附接到表面2472。在各种实施例中,钉仓组件2450可包括布置在钉仓体2462上的钉仓层2462。在此类实施例中,附接部分2470可从仓体2452的表面2456延伸,以使表面2472与钉仓层2462的面向砧座的表面2467大致齐平。因此,砧座可附接的层2464能够基本上平坦地位于钉仓层2462的面向砧座的表面2467和表面2472上。在各种情况下,类似于上文结合图181和图182所描述的实施例,在将钉仓组件2450插入端部执行器的钉仓通道后,可将端部执行器的砧座闭合,以使砧座与砧座可附接的层2464的面向砧座的侧2465接触。砧座可附接的层2464的面向砧座的侧2465上的粘合剂和/或附接特征结构可将砧座可附接的层2464附接到砧座上。接下来,再次打开砧座,此时砧座可附接的层2464可围绕附接到表面2472的近侧端部2466枢转。类似于上文结合图181和图182所描述的实施例,可将钉仓层2462、砧座可附接的层2464和这两者间的患者组织切割,并缝合到一起。接着,再次打开外科缝合器的砧座和/或将外科缝合器从患者体内取出,砧座可附接的层2464可与砧座分离,钉仓层2462可与钉仓体2452分离。另外,砧座可附接的层2464的近侧端部2466可与粘合剂和/或附接到表面2472的其他附接特征结构分离,使得砧座可附接的层2464可被植入患者体内。
仍参见图183和图184,在各种实施例中,当砧座可附接的层2464附接到砧座后再次打开砧座时,砧座可附接的层2464的近侧部分2466可与表面2472分离。例如,砧座可附接的层2464的近侧端部2466也可附接到砧座。在砧座和附接的砧座可附接的层2464沿远离钉仓体2452和/或钉仓层2462的方向运动时,层2464的近侧端部2466可从表面2472被拉起并与表面2472分离。在此类实施例中,在钉仓层2462、砧座可附接的层2464和这两者间的患者组织被切割并缝合之前,砧座可附接的层2464可先从钉仓分离。
图185和图186示出钉仓组件的另一个实施例2500,该钉仓组件2500包括钉仓层2506和砧座可附接的层2510。在图185和图186示出的实施例中,砧座可附接的层2510附接到钉仓层2506,而非钉仓体2502。例如,钉仓层2506和砧座可附接的层2510各自可包括组织厚度补偿件和/或支撑物材料。砧座可附接的层2510可包括从层2510的近侧端部2508延伸的第一近侧突片部分2512。第一近侧突片部分2512可附接到钉仓层2506的近侧端部表面2516。例如,第一近侧突片部分2512可胶合、焊接和/或包覆模制到钉仓层2506的近侧端部表面2516上。在某些实施例中,砧座可附接的层2510可包括从第一近侧突片部分2512延伸的第二近侧突片部分2514。第二近侧突片部分2514可例如利用胶合、焊接和/或包覆模制附接到钉仓层2506的底部表面2518。
类似于上文结合图181至图184所述的实施例,在将钉仓组件2500插入外科缝合器端部执行器的钉仓通道中后,当将端部执行器的砧座在砧座可附接的层2510上闭合时,砧座可附接的层2510的面向砧座的表面2511就可由粘合剂和/或附接特征结构附接到砧座。再次打开砧座时,砧座可附接的层2510可与砧座一起运动远离钉仓层2506和钉仓体2502。在各种情况下,当砧座再次打开时,砧座可附接的层2510可围绕第一突片部分2512枢转。在砧座可附接的层2510附接到砧座后,端部执行器可在患者组织上闭合,使得钉仓体2502和钉仓层2506定位在患者组织的第一侧,砧座和砧座可附接的层2510定位在患者组织的第二相对侧。如上文结合图181和图182所述,切割刀片可推进穿过仓体2502中的刀狭槽2520,并且钉驱动器可推进穿过仓体2502中的钉驱动器狭槽2422。主要参见图185,在某些实施例中,砧座可附接的层的第一突片部分2512和第二突片部分2514可与刀狭槽2512对齐。切割刀片在推进穿过刀狭槽2520时,切割刀片可将第一突片部分2512和第二突片部分2514切割。在各种情况下,通过切割刀片将第一突片部分2512和第二突片部分2514切断可使第一突片部分2512和第二突片部分2514从钉仓层2506分离。在切割刀片和钉驱动器已推进,钉仓层2506、砧座可附接的层2510和这两者间的患者组织已被切割和缝合后,可再次打开砧座,使砧座可附接的层2510与砧座分离,钉仓层2506与钉仓体2502分离。如上所述,图185和图186的实施例中的砧座可附接的层2510附接到钉仓层2506,并且不附接到钉仓体2502。因此,不需要采取措施将砧座可附接的层2510与钉仓体2502分开。此外,砧座可附接的层2510的第一突片部分2512和/或第二突片部分2514可保持附接到钉仓层2506,因为这两个层都由钉捕获并可植入患者体内。例如,如果切割刀片未将第一突片部分2512和第二突片部分2514从钉仓层2506分离,那么,钉仓层2506和砧座可附接的层2510将通过第一突片部分2512和第二突片部分2514、以及成形的钉在患者体内彼此附接。
仍参见图185和图186,在各种实施例中,在钉仓组件2500已插入钉仓通道,且砧座可附接的层2510已附接到砧座后,第一突片部分2512和第二突片部分2514可在砧座再次打开且砧座和砧座可附接的层2510运动远离钉仓层2506时,从钉仓层2506分离。例如,砧座和附接到砧座的砧座可附接的层2510可将第一突片部分2512和第二突片部分2514从钉仓层2506拉开,使得第一突片部分2512和第二突片部分2514从钉仓层2506分离。
图187和图188示出与外科缝合器一起使用的砧座可附接的层的另一个实施例2550。如下文阐释的那样,砧座可附接的层2550的近侧端部部分2554可附接到钉仓的近侧端部部分,以用于插入外科缝合器的端部执行器中,并且与端部执行器的砧座对齐并附接到该砧座。在切割刀片的行程开始时,砧座可附接的层2550的主体2552可通过外科缝合器的切割刀片来与钉仓分离。例如,图188所示的切割刀片2570可在切割任何患者组织之前,并且砧座可附接的层2550的主体2552的任何部分被钉捕获之前,使砧座可附接的层2550从钉仓脱离。
主要参见图187,砧座可附接的层2550可包括主体2552和近侧端部部分2554。近侧端部部分2554包括可附接到钉仓的近侧端部部分的附接特征结构2556。例如,附接特征结构2556可包括粘合剂、焊接点、和/或热铆接点。附接特征结构2556还可例如包括被捕获在钉仓的狭槽与仓盘的突片之间的部分,如上文结合图181和图182所述。砧座可附接的层2550可附接到钉仓并与钉仓对齐,此类钉仓的钉腔与层2550的主体2552对齐。换句话讲,当钉从钉仓击发时,钉将捕获砧座可附接的层2550的主体2552。类似于上文结合图181至图186所述的实施例,可将包括附接到钉仓的砧座可附接的层2550的钉仓组件插入外科缝合器端部执行器的钉仓通道中。接着,可将端部执行器的砧座在砧座可附接的层2550的面向砧座的表面2553上闭合。面向砧座的表面2553可包括粘合剂和/或附接特征结构,该粘合剂和/或附接特征结构在砧座压向面向砧座的表面2553闭合时,将砧座可附接的层2550可释放地附接到砧座。接下来,再次打开砧座,此时砧座可附接的层2550可与砧座一起围绕附接特征结构2556枢转。类似于上文结合图181至图186所述的实施例,钉仓可例如包括钉仓层,诸如组织厚度补偿件和/或支撑物材料。
砧座可附接的层2550可包括第一侧面2566和第二侧面2568。第一侧面2566和第二侧面2568可于其间限定中线2564。在某些实施例中,砧座可附接的层2550可附接到端部执行器的砧座并与之对齐,使得中线2564与砧座中的刀狭槽和钉仓中的刀狭槽对齐。砧座可附接的层2550的主体2552可包括第一横向狭缝2558,该第一横向狭缝定位在近侧端部附近并从第一侧面2566延伸且经过中线2564。砧座可附接的层2550的主体2552还可包括第二横向狭缝2560,该第二横向狭缝2560相对于第一横向狭缝2558朝近侧定位并从第二侧面2568延伸且经过中线2564。第一横向狭缝2558和第二横向狭缝2560可于其间限定连接部分2562,该连接部分2562可将砧座可附接的层2550的主体2552连接到层2550的近侧端部部分2554。
主要参见图188,在砧座可附接的层2550可释放地附接到端部执行器的砧座后,可将该端部执行器在患者组织上闭合,使砧座和砧座可附接的层2550位于组织一侧,钉仓和/或钉仓层位于组织的相对侧。接下来,切割刀片2570可例如被推进穿过钉仓中的刀狭槽(诸如图181至图185中示出的刀狭槽2418)和砧座中的刀狭槽。砧座可附接的层2550的中线2564可与刀狭槽对齐,使得切割刀片2570沿该中线渐进地切割砧座可附接的层2550。切割刀片2570在沿箭头D指示的远侧方向推进穿过砧座可附接的层2550时,其切割刃2572首先切割该层2550的近侧端部部分2554,然后将连接部分2562割开,从而将层2550的主体2552与层2550的近侧端部部分2554分开。切割刀片2570最终将砧座可附接的层2550的主体2552割开。在切割刀片2570推进穿过砧座可附接的层2550后,层2550被分成四片。砧座可附接的层2550的主体2552从层2550的近侧部分2554分离。此外,砧座可附接的层2550的主体2552被分成两片,2580和2582;砧座可附接的层2550的近侧部分2554被分成两片,2586和2588。
在各种情况下,使用外科缝合器的外科医生可能不会将该缝合器完全击发。例如,参见图188,外科医生可能只将切割刀片2570和钉驱动器推进到砧座可附接的层2550的主体2552一半的位置。继续讨论该例,在切割刀片2570的切割行程开始时,当刀片2570将层2550的连接部分2560切断时,砧座可附接的层2550的主体2552从钉仓释放。随后切割刀片2570继续沿中线2564推进,一直到砧座可附接的层2550的主体2552长度约一半的位置。上述过程期间,钉驱动器也会推进,在被切割刀片2570割开的层2550的主体2552的一半和患者组织中击发钉并使钉成形。砧座可附接的层2550主体2552的另一半未被割开,并且不被钉捕获。接着可将切割刀片2570和钉驱动器缩回,并再次打开砧座。当再次打开砧座时,砧座可附接的层2550的主体2552中被钉捕获并附接到患者组织的部分可从砧座脱离。如上所述,在任何钉被击发之前,并且切割刀片2570切断任何患者组织或层2550的主体2552的任何部分之前,将砧座可附接的层2550的主体2552连接到近侧端部部分2554的连接部分2560可被切断。因此,层2550的主体2552已从钉仓释放。当患者体内取出外科缝合器时,砧座可附接的层2550的主体2552中被患者组织捕获的部分可将主体2552的剩余部分拉离砧座。如该例所述,砧座可附接的层2550可适应外科缝合器的不完全击发,因为在任何来自钉仓的钉被击发并在层2550的主体2552中成形之前,砧座可附接的层2550的连接部分2560可由切割刀片2570切割。
结合图181至图186描述的实施例也可适应外科缝合器的不完全击发。在每种情况下,不需要用外科缝合器的切割刀片将砧座可附接的层与钉仓分开。在结合图181至图184描述的实施例中,在部分击发外科器械后,可拉离砧座可附接的层,使其不再与钉仓体的附接。在结合图185和图186描述的实施例中,砧座可附接的层附接到钉仓层,而不附接到钉仓。如上所述,钉仓层和砧座可附接的层同时植入患者体内。因此,外科器械是否完全击发与将结合图181至图186所述实施例中的砧座可附接的层分离毫无关联。
在各种情况下,外科医生可使用第二外科器械将上文结合图181至图184所述的砧座可附接的层分离。例如,在各种情况下,如果外科医生对易损组织(诸如肺部组织)使用该外科缝合器,他可能希望避免用力拉拽组织就可将该外科缝合器拉离砧座可附接的层。在此类情况下,外科医生在从患者体内取出外科缝合器时,可引入另一种外科器械诸如抓取工具,以使缝合的患者组织和砧座可附接的层保持静止不动。在上文结合图185至图188描述的砧座可附接的层的各种实施例中,外科医生可不再需要引入第二外科工具来将砧座可附接的层从外科缝合器分离。再次参见结合图185和图186所述的实施例,砧座可附接的层2510附接到钉仓层2506,该钉仓层也被植入患者体内。砧座可附接的层没有附接到外科缝合器中的钉仓。因此,当从患者体内取出缝合器时,不需要用力拉拽或牵拉患者组织以将砧座可附接的层与钉仓分开。再次参见结合图187和图188所述的实施例,在切割刀片2570的行程开始时,将砧座可附接的层2550的主体2552通过切割刀片从外科缝合器机械分离。同样,在用外科缝合器切割并缝合好患者组织后,准备从患者体内取出该外科缝合器时,砧座可附接的层2550的主体2552与外科缝合器的钉仓之间也不存在附接。因此,在从患者体内取出缝合器时,不需要用力拉拽或牵拉患者组织就可将砧座可附接的层2550的主体2552与钉仓分开。
主要参见图189至图190,用于套筒27110的补偿件27120可包括主体27122,该主体27122具有沿其至少一部分延伸的纵向突起27124。纵向突起27124可例如限定沿主体27122的中线的纵向路径。在各种实施例中,当套筒27110定位在砧座上时,纵向突起27124可被砧座中的纵向狭槽接收。主要参见图191,纵向突起27124可包括倒圆突出部。例如,纵向突起27124的横截面可形成弧和/或部分圆环。在其他实施例中,纵向突起27124可包括有角的和/或阶梯式的突出部。补偿件27120还可例如包括边缘27126,该边缘27126可以是直的、弯曲的、有凹槽的、波浪形的、和/或之字形的。在各种实施例中,边缘27126可包括间隙27128,这些间隙27128能够在组装好的套筒27110定位于砧座上时,接收从砧座延伸的锁扣延伸部。
如本文所概述,层诸如组织厚度补偿件例如可被钉仓射出的一个或多个紧固件植入组织中。另外如本文所概述,在各种情况下,整个钉线可将该层的至少一部分捕获到组织中。例如,钉线中的最近侧钉可在其中捕获该层的至少一部分,而该钉线中的最远侧钉也可在其中捕获该层的至少一部分。在某些情况下,该层的近侧部分可相对于钉线中的最近侧钉朝近侧延伸,并且/或者该层的远侧部分可相对于钉线中的最远侧钉朝远侧延伸。在使用中,可植入一系列层。在至少一种这样的情况下,这些层可沿切割线相继植入。在一些情况下,层可被植入使得一层与另一层部分地重叠。例如,第一植入层的远侧端部可与第二植入层的近侧端部重叠。同样地,第二植入层的远侧端部可与第三植入层的近侧端部重叠,以此类推。因此,某些紧固件可在其中捕获两个或更多个层的一部分。在钉内捕获两个或更多个层会增大施加于钉内所捕获组织的压力和/或增大组织刚性,尤其是当若干个相邻的钉已捕获不止一个层时。现在参见图192至图194,如下文更详细描述,组织厚度补偿件11050可包括近侧端部11053和远侧端部11055,其中近侧端部11053和/或远侧端部11055可包括一个或多个应变消除部分,该应变消除部分可降低组织厚度补偿件11050的刚性和正被缝合的组织的刚性。
再次参见图192至图194,组织厚度补偿件11050的远侧端部11055可包括限定于其中的一个或多个狭槽11058。狭槽11058可例如包括限定于组织厚度补偿件11050中的切口和/或凹口。狭槽11058可限定突出部或突片11056,该突出部或突片11056可能够相对于彼此和/或组织厚度补偿件11050的主体部分至少部分地运动和/或挠曲。换句话说,狭槽11058可局部消除组织厚度补偿件11050和其下方组织中的应变。在某些情况下,第一组织厚度补偿件11050的突片11056可与第二组织厚度补偿件11050的近侧端部11053重叠。在各种情况下,狭槽11058可允许第一组织厚度补偿件11050和第二组织厚度补偿件11050相对彼此枢转。在某些情况下,主要参见图194,第一组织厚度补偿件11050的突片11056可与第二组织厚度补偿件11050的突片11056重叠。在各种情况下,叠置的两个远侧端部11055中的狭槽11058还可降低下方组织内的刚性。虽然组织厚度补偿件11050的示出实施例只在其一端上包括突片11057和狭槽11058的布置,但该组织厚度补偿件可例如在其两端上包括突片11057和狭槽11058的布置。
在某些实施例中,作为对上文的补充,每个突片11056可包括渐缩的轮廓。例如,每个突片11056可包括基部和与其相对端部的自由端部,其中基部附接到组织厚度补偿件11050的主体并具有基部宽度,该自由端部具有端部宽度,其中基部宽度可能比端部宽度宽。在某些实施例中,端部宽度可比基部宽度宽。主要参见图194,端部11055可包括多个突片11056,该突片具有不同的构型。例如,突片11056可具有不同的长度。如图194所示,例如,最末端的突片10056a可具有第一长度,第二突片10056b可具有比第一长度长的第二长度,第三突片10056c可具有比第二长度长的第三长度,第四突片10056d可具有比第三长度长的第四长度,第五突片10056e可具有比第四长度长的第五长度,第六突片10056f可具有比第五长度长的第六长度。在这样的实施例中,离组织厚度补偿件10050的远侧端部越近突片10056可变得越短。在其他实施例中,突片10056长度可以任何其他合适的布置方式来布置。
在各种情况下,作为对上文的补充,层可包括限定层周边的边缘。在某些情况下,这些边缘可以是笔直的、基本上笔直的、线状的、和/或基本上线状的。在一些此类情况下,层边缘可紧密接触和/或以其他方式影响周围的组织。另外,在一些此类情况下,这些边缘可能是刚性的,并且可以刚性地支撑组织。实际上,组织的某些与组织的被该层刚性支撑的其他部分相邻的部分可不受该层支撑,其间不存在过渡。再次参见图192至图194,组织厚度补偿件11050的周边可包括波状构型,该波状构型可向下方组织提供具有渐变刚性的区域。组织厚度补偿件11050的周边可包括限定于其中的多个凹口或凹槽11059,该凹口或凹槽11059可限定突片11057。类似于上文所述,突片11057可从组织厚度补偿件11050的主体延伸,并可相对于主体运动。同样类似于上文所述,每个突片11057可包括基部端部和自由端部,该基部端部附接到组织厚度补偿件11050的主体,该自由端部能够相对于基部端部运动。在某些情况下,突片11057的自由端部具有的宽度可比突片11057的基部端部的宽度窄,而其他情况下,突片11057的自由端部具有的宽度可能比突片11057的基部端部的宽度宽。突片11057可例如包括任何合适的构型,诸如半圆形构型,或至少部分地弓形的构型。鉴于上文所述,组织厚度补偿件11050的主体部分下方的组织和/或紧固到组织厚度补偿件的主体部分的组织可由主体部分刚性地支撑,接片11057下方的组织和/或紧固到接片的组织由接片11057提供较少的刚性支撑,并且与突片11057相邻但不位于其下方的组织可不受组织厚度补偿件11050支撑。
现在参见图195和图196,钉仓组件11100可包括仓体11110和附接到仓体11110的组织厚度补偿件11150。钉仓组件11100还可包括一个或多个附接构件11160,该附接构件11160能够将组织厚度补偿件11150可释放地保持在仓体11110上。在至少一种情况下,每个附接构件可包括条带,该条带围绕仓体11110和组织厚度补偿件11150延伸。在使用中,作为对上文的补充,击发构件10030可被推进穿过钉仓11100以切入组织厚度补偿件11150,随后将至少部分地存储在仓体11110内的钉击发,并且将附接构件11160切断。组织厚度补偿件11150可包括第一端部或近侧端部11157、以及第二端部或远侧端部11155。远侧端部11155可包括伸长的突出部11156,该突出部11156从组织厚度补偿件11150的主体部分11153延伸。如图195所示,该伸长的突出部11156可相对于最远侧的附接构件11160朝远侧延伸。至少在示出的实施例中,仓体11110可包括平台11113,仓体11110的钉腔可限定在该平台内。在各种情况下,组织厚度补偿件11150的主体11153可能够并且被布置成使得其覆盖限定于仓体11110中的平台11113和钉腔。在至少一些情况下,同样如图195所示,伸长的突出部11156可从平台11113朝远侧延伸,并相对于限定在平台11113内的钉腔朝远侧延伸。
在使用中,作为对上文的补充,组织厚度补偿件11150可如本文所述紧固到组织,并且可提供组织厚度补偿特性。类似于上文所述,在组织厚度补偿件11150下方的组织可被组织厚度补偿件11150和固定该组织的钉刚性支撑,而组织厚度补偿件11150周围的组织可不受组织厚度补偿件11150支撑,并且可为柔性的。在此类情况下,未受支撑的柔性组织和组织厚度补偿件11150下方被刚性支撑的组织之间的组织(即过渡组织)可能出现不期望程度的应变。此类应变可能对过渡组织造成负面影响。例如,当将组织厚度补偿件固定到例如肺组织时,紧紧围绕组织厚度补偿件周边的组织(即周边组织)在某些情况下可能会撕裂,尤其是邻近和/或围绕组织厚度补偿件远侧端部的周边组织(即端部周边组织)。然而,组织厚度补偿件11150的远侧突出部11156能支撑端部周边组织。换句话讲,远侧突出部11156能为端部周边组织提供过渡支撑。此类过渡的支撑可小于组织厚度补偿件11150的主体提供的支撑,并且可缓和未受支撑组织与组织厚度补偿件11150下方被充分支撑组织间的应变改变。在各种情况下,远侧突出部11156可提供扩大区域,力可在该扩大区域中在未缝合组织与已缝合组织间传递。远侧突出部11156可能够挠曲并与未受支撑组织和组织厚度补偿件11150一起运动。在各种情况下,远侧突出部11156可相对于组织厚度补偿件11150的主体部分和/或未受支撑组织运动。
再次参见图195和图196,组织厚度补偿件11150还可包括限定于其近侧端部11153中的凹口11157。凹口11157可限定在两个朝远侧延伸的突出部11158之间。凹口11157可例如具有任何合适的形状,诸如抛物线形状。类似于上文所述,朝远侧延伸的突出部11158可向近侧端部周边组织提供过渡支撑。此类过渡支撑可小于组织厚度补偿件11150主体提供的支撑,并且可缓和未受支撑组织与组织厚度补偿件11150下方被充分支撑组织间的应变改变。在各种情况下,近侧突出部11158可提供扩大区域,力可在该扩大区域中在未缝合组织与已缝合组织间传递。近侧突出部11158可能够挠曲并与未受支撑组织和组织厚度补偿件11150一起运动。在各种情况下,两个近侧突出部11158可相对于组织厚度补偿件11150的主体部分、彼此、和/或未受支撑组织运动。还构想了从组织厚度补偿件的近侧端部和/或远侧端部延伸的不止两个突出部的各种另选的实施例。
如图196所示,可沿某路径以首尾相连的方式植入两个或更多个组织厚度补偿件11150。在此类情况下,第一组织厚度补偿件11150的远侧端部11155可与第二组织厚度补偿件11150的近侧端部11153重叠。类似地,第二组织厚度补偿件11150的远侧端部11155可与第三组织厚度补偿件11150的近侧端部11153重叠。在各种情况下,第一组织厚度补偿件11150的远侧突出部11156可与第二组织厚度补偿件11150的凹槽11157对齐、或至少基本上对齐。另外,在各种实施例中,远侧突出部11156和近侧凹槽11158的尺寸可被设定为并且能够使得它们具有基本上相同的尺寸和/或形状。在各种情况下,远侧突出部11156可能够定位在相邻组织厚度补偿件11150的近侧凹槽11157内。
现在转到图293和图294,外科缝合器械的端部执行器可包括第一钳口和第二钳口,该第一钳口包括能够在其中接收钉仓11300的仓通道11390,该第二钳口包括砧座11391。类似上文所述,钉仓11300可包括仓体11310和组织厚度补偿件11350。钉仓11300还可包括附接到其上的组织邻接构件11355。在各种情况下,组织邻接构件13555能够可移除地附接到仓体11310。除了或替代可移除地附接到仓体11310外,组织邻接构件11355还能够附接到组织厚度补偿件11350。在至少一个这样的实施例中,组织邻接构件11355能够以可释放的方式固定到组织厚度补偿件11350。在使用中,类似于上文所述,紧固件可从仓体11310部署,以将组织厚度补偿件11350固定到捕获于组织厚度补偿件11350与砧座11391间的组织T。在各种情况下,紧固件可不穿透组织邻接构件11355。在某些其他情况下,紧固件可穿透组织邻接构件11355,并且将组织邻接构件11355的至少一部分捕获在其中,并将组织邻接构件11355固定到了组织T。在任一种情况下,类似于上文所述,组织邻接构件11355的至少一部分可能够在未受支撑组织与组织厚度补偿件11350下方由紧固件刚性支撑的组织之间提供过渡支撑。组织邻接构件11355可例如具有任何合适的形状,诸如舌状。在至少一个实施例中,组织邻接构件11355可包括一个或多个凹口11358,该凹口可在它们之间限定突片11356。一旦组织厚度补偿件11350抵靠组织T定位并固定到组织T,组织邻接构件11355可能够相对于组织厚度补偿件11350挠曲,并且对与组织厚度补偿件11350的远侧端部相邻的组织提供支撑。在各种情况下,例如,组织邻接构件11355可相对于组织厚度补偿件11350挠曲,另外,突片11356可相对于彼此、组织邻接构件11355的主体、和/或组织厚度补偿件11350挠曲。
再次参见图293和图294,组织邻接构件11355的至少一部分可与组织厚度补偿件11350重叠。在各种情况下,组织邻接构件11355的该部分可例如由一种或多种粘合剂附接到组织厚度补偿件11350。在某些情况下,组织邻接构件11355的至少一部分可与仓体11310中限定的一个或多个钉腔重叠,使得从这些钉腔射出的钉可将组织邻接构件11355的至少一部分捕获于其中,并且将组织邻接构件11355固定到组织。组织邻接构件11355的至少一部分可与仓体11310的鼻部11311重叠。在各种情况下,组织邻接构件11355的此部分可例如通过一种或多种粘合剂附接到鼻部11311。在其他情况下,组织邻接构件11355的此部分可以不附接到鼻部11311。主要参见图294,组织邻接构件11355的至少一部分可与鼻部11311的远侧部分11312重叠。在各种情况下,组织邻接构件11355的此部分可以不附接到鼻部11311的远侧部分11312。在至少一些情况下,组织邻接构件11355之间可限定有间隙。组织邻接构件11355的至少一部分可从仓体11310的鼻部11311自由延伸。在此类实施例中,组织邻接构件11355可包括悬臂。
在使用中,作为对上文的补充,钉仓11300可定位在组织T的第一侧,并且砧座11391可定位在第二侧。砧座11391随后可围绕外科缝合器械的轴11393中限定的枢轴11392朝着钉仓11300枢转。一旦砧座11391和钉仓11300已适当定位,容纳在仓体11310内的钉就可从中射出,穿透组织厚度补偿件11350,并且将组织厚度补偿件11350固定到组织T。此后,可打开砧座11391,并且端部执行器可远离组织T运动。在此类情况下,可将仓体11310拉离组织厚度补偿件11350,从而使组织厚度补偿件11350留在组织T中。同时,组织邻接构件11355可与组织厚度补偿件11350一起从钉仓11300脱离。将组织邻接构件11355附接到组织厚度补偿件11350的意义在于,组织厚度补偿件11350可抵靠组织保持组织邻接构件11355。在各种情况下,组织邻接构件11355可通过组织厚度补偿件11350抵靠组织T偏置。例如,当组织运动、伸展和/或挠曲时,组织邻接构件11355可柔性地支撑下方的组织T,并且将组织的压力、应力和/或应变分散到较大的区域内。
再次参见图293和图294,外科器械的端部执行器可包括组织邻接构件,诸如(例如)附接到砧座11391的组织邻接构件11395。在各种情况下,组织邻接构件11395可与组织邻接构件11355相同、或至少基本上相同。在至少一种情况下,组织邻接构件11395可包括限定于突片11396之间的凹口11398。在使用中,组织邻接构件11395可例如利用一种或多种粘合剂附接到砧座11391,其中当砧座11391相对于组织T定位并随之闭合时,组织邻接构件11395可抵靠组织T定位。在钉从钉仓击发后,再次打开砧座11391时,组织邻接构件11395可从砧座11391分离并且保持附接到组织T。在各种情况下,组织邻接构件11395的至少一部分可例如被捕获在从仓体11310射出的钉内。在至少一些此类情况下,组织邻接构件11395可与砧座11391中限定的钉腔至少部分地重叠,或在这些钉腔上方延伸。在一些情况下,一种或多种粘合剂(诸如可活化粘合剂)例如可位于组织邻接构件11395的组织接触表面上,使得组织邻接构件11395粘附至组织T。在任何情况下,主要参见图294,组织邻接构件11355和/或组织邻接构件11395可被用来柔性地支撑组织T。在利用组织邻接构件11355和组织邻接构件11395两者的实施例中,组织邻接构件11355和11395可由相同的材料、或不同的材料构成。组织邻接构件11355和11395可具有相同的形状和构型,或不同的形状和构型。组织邻接构件11355和11395还可具有相同厚度或不同的厚度。可选择组织邻接构件11355和11395的此类特性,以便对定位在它们之间的组织提供期望的支撑轮廓(profile)。例如,可选择此类特性,使得组织厚度补偿件11355和11395中的一个比另一个的刚性更大。同时,可选择这些特性,使得组织厚度补偿件11355和11395中的一个比另一个的柔性更大。
在各种情况下,组织厚度补偿件可包括多个层。例如,组织厚度补偿件可包括第一层和第二层。此类层可由相同的材料或不同的材料构成。一些层可能够为组织厚度补偿件提供不同特性。例如,组织厚度补偿件可包括提供组织厚度补偿特性的可压缩的第一层、以及可支撑第一层的刚性更大的第二层。主要参见图197和图198,组织厚度补偿件11250可包括第一层11251和第二层11252。第二层11252可压缩,并且可提供组织厚度补偿特性。第一层11251可以是刚性的,并且可支撑第二层11252。第二层11252可例如抵靠仓体11210定位和/或附接到仓体11210。在某些情况下,第一层11251可包括沿其长度延伸的纵向通道11253,该纵向通道11253的尺寸可被设定成并且能够可释放地保持在限定于仓体11210中的纵向刀狭槽11215中。在各种情况下,第二层11252可固定到第一层11251并由第一层11251保持在适当位置。
再次参见图197和图198,补偿件11250可包括多个层。另外,第二层11252的外周边11218可至少部分地延伸超出第一层11251的外周边11220。此外,第一层11251和第二层11252可包括不同程度的刚度。例如,第二层11252可比第一层11251更柔软。这种布置可使组织厚度补偿件11250具有足够刚性的内部区域和足够柔性的外部区域,该内部区域由第一层11251和第二层11252构成,可适合向钉11260提供充分支撑,该外部区域由第二层11252构成,可适合提供足够的柔性,以便例如在组织T和组织厚度补偿件11250被钉11260捕获期间和/或之后减轻施加给组织T的负担。第一层11251和第二层11252可例如被粘合剂联结在一起。还在本公开的范围内设想了用于将第一层11251附接到第二层11252的其他附接装置。
作为对上文的补充,第一层11251可包括内部部分11254和至少部分地围绕内部部分11254的外部部分11256,其中外部部分11256可比内部部分11254更柔软。例如,外部部分11254可包括多个狭缝11210,该狭缝11210可增大外部部分11254的柔性。此外,如上所述,第二层11252可能够比第一层11251更柔软。这种布置可使组织厚度补偿件11250具有不同刚性的三个区域,包括第一内部区域、中间区域和第三区域即外部区域。第一内部区域具有最大的刚性,内部区域由第一层11251的内部部分11254构成;中间区域具有中级刚性,中间区域由第一层11251的外部部分11256和第二层11252构成;第三区域具有最小的刚性,第三区域只由第二层11252构成。
组织厚度补偿件11250的第二层11252可具有织物结构,该织物结构可包括多根纤维,该多根纤维可编织成该织物结构。织物结构可提供具有足够柔性的第二层11252,以例如在组织T和组织厚度补偿件11250被钉11260捕获期间和/或之后减轻施加给组织T的负担。此外,外周边11218可由纤维构成,该纤维可提供无创伤组织接触表面,以如上所述使施加在组织T上的负担最小化。上述织物结构和纤维可由生物相容性材料构成。此外,上述织物结构和/或纤维可例如由可生物吸收的材料诸如PLLA、PGA、PCL和/或它们的组合构成。
参见图199至图201,钉仓通道可能够接收钉仓1060,其中钉仓1060可包括仓体1062、仓平台1064和支撑件1065。另外,组织厚度补偿件(例如组织厚度补偿件1100)能够可移除地定位成抵靠仓平台1064或与仓平台1064相邻,如图199所示。
再次参见图199至图201,组织厚度补偿件在植入患者体内后,能够被组织吸收。此吸收过程最初可使组织厚度补偿件分解成较小的片,该片包括粗糙边缘,粗糙边缘会对周围组织T造成不良影响。为了减轻这些不良影响,可由多个片1140至少部分地组装组织厚度补偿件1100,该片中的每一个具有无创伤外周边,并可联结在一起形成单个结构,如图201所示。片1140形成组织厚度补偿件1100的联结方式使得吸收过程首先使组织厚度补偿件1100分解成几个片1140,从而让出现粗糙边缘的可能性最小化。例如,片1140可具有圆形轮廓,并且可用热粘合方式联结在一起形成组织厚度补偿件1100。还在本公开的范围内设想了片1140的其他轮廓和将片1140联结在一起的其他方式。在一个例子中,通过粘合剂1143将片1140联结在一起(参见图200)。与片1140相比,粘合剂1143能被组织更快吸收,以使片1140在吸收过程的初始阶段能彼此分开。如图200所示,多个片1140可被布置成一种叠置阵列,其中一个片1140的端部部分可与另一个片1140的端部部分重叠,使得可例如通过粘合剂将多个片1140的两个端部部分可释放地彼此附接到一起。在某些情况下,多个片1140可被布置成另一种叠置阵列,其中片1140中的一个可定位在多个片1140上方并可释放地附接到这几个片1140,如图201所示。
参见图202至图204,如上所述那样,组织厚度补偿件能够在植入患者体内后被组织吸收,且吸收过程最初可使组织厚度补偿件分解成随机的小片。如上所述,通过利用具有无创伤外边缘的小片开始,可实现对吸收过程的引导以产生具有无创伤外边缘的小片。另一种方法可包括将组织厚度补偿件改造成以下方式:在吸收过程的初始阶段就能分裂成具有无创伤周边的较小的几片。例如,如图202所示,组织厚度补偿件1200可例如包括图案诸如图案1212,该图案可被模制到或是刻入组织厚度补偿件1200中,以产生(例如)多个圆形部分1210。该部分1210可通过沿圆形部分1210的周长1214减小组织厚度补偿件1200的厚度而界定,如剖面图202A所示。因此,组织厚度补偿件1200中沿圆形部分1210周长1214的那些部分可被组织更快吸收,这会使圆形部分1210在吸收过程的初始阶段就彼此分开。还在本公开的范围内设想了包括具有其他几何形状和无创伤外周边的多个部分的其他图案。例如,如图203所示,组织厚度补偿件1200’可具有图案1216,该图案1216包括多个部分1218,该多个部分的轮廓可沿组织厚度补偿件1200’的长度以波浪形曲线纵向延伸。在另一个例子中,如图204所示,组织厚度补偿件1200”可包括图案1220,该图案1220可包括多个六边形的部分1222。
参见图205,如上所述,组织厚度补偿件诸如组织厚度补偿件1250可例如沿组织T被钉诸如钉1002捕获,并可能够例如在被植入患者体内后,在吸收过程的初始阶段就分解成几个无创伤片诸如片1226。这些片1226一旦分开,就可相对彼此运动和/或滑动,这会影响周围组织T。为了使该片1226之间的相对运动最小化,可使击发的钉1002在空间上布置到组织厚度补偿件1250上,使得钉1002可捕获多个片1226,如图205所示。这种布置还可有助于组织厚度补偿件1250保持基本上一体的结构,即便多个片1226在吸收过程的初始阶段中彼此分开。因此,在片1226于吸收过程的初始阶段中彼此分开后,组织厚度补偿件1250可继续向钉1002捕获的组织T提供支撑。
作为对上文的补充,现在参见图206,可采用又一种方法引导组织厚度补偿件的吸收过程产生具有无创伤外边缘的片。例如,如图206所示,组织厚度补偿件诸如组织厚度补偿件1300可包括多个狭缝1310,这些狭缝1310被有策略地定位,以如上所述那样增强组织厚度补偿件1300的柔性。另外,狭缝1310可将组织厚度补偿件1300部分地分为多个部分1312,该多个部分在吸收过程的初始阶段就可彼此分开。狭缝1312可沿部分1312的外周边1314减小组织厚度补偿件1300的宽度,如图206所示。宽度的减小可能导致多个部分1312沿外周边1314被更快吸收,其可使得组织厚度补偿件1300在吸收过程的初始阶段分解成分开的部分1312。
参见图207A和图207B,外科缝合器械的端部执行器可包括第一钳口和第二钳口,其中第一钳口和第二钳口中的至少一个钳口可能够相对另一个钳口运动。在某些实施例中,该端部执行器可包括带钉仓通道1010的第一钳口、以及带砧座1012(图207B)的第二钳口,其中砧座1012可例如朝着钉仓通道1010和/或远离钉仓通道1010枢转。钉仓通道1010可能够接收钉仓1020,该钉仓1020例如能够可移除地保持在钉仓通道1010内。其他实施例可包括不易从钉仓通道1010移除的钉仓。钉仓1020可包括仓体1022、仓平台1024和层1000,其中如图207A所示,层1000能够可移除地定位成抵靠着仓平台1024或是与仓平台1024相邻。
类似于本文所述的其他实施例,再次参见图207A和图207B,仓体1022可包括多个钉腔1026和定位在每个钉腔1026内的钉1002。另外类似于本文所述的其他实施例,钉1002可由定位在仓体1022内的钉驱动器1028支撑。其中滑动件和/或击发构件例如可被推进穿过钉仓1020,以将钉驱动器1028在钉腔1026内向上抬起,并且将钉1002从钉腔1026射出,如图207B所示。在钉1002从钉腔1026射出时,组织T和/或层1000可被钉1002捕获,如图207B所示。
层1000可由生物相容性材料构成。另外,层1000可例如由可生物吸收的材料诸如PLLA、PGA、PCL和/或它们的组合构成。在至少一个实施例中,层1000可包括组织厚度补偿件,该组织厚度补偿件可包括内部压缩特征结构,内部压缩特征结构被设计成在层1000和组织T被钉1002如上所述捕获时对组织T的厚度作出补偿。
再次参见图207B,层1000可包括组织接触表面1003,该组织接触表面1003可能够减小层1000与抵靠该层1000定位的组织T之间的滑移。抵靠与组织接触表面1003接触的组织T施加的压力可部分取决于组织T与组织接触表面1003之间的接触面积。由于这种压力与面积成反比,因此,减小接触面积可产生抵靠组织T的较高的压力,并且继而可产生较好的滑移保护。组织接触表面1003可包括多个防滑钉1030,这些防滑钉1030包括较小的接触面积,其中防滑钉1030可减小层1000与抵靠该层1000定位的组织T之间的滑移。可例如通过模压成型技术制出具有防滑钉1030的层1000。另选地,可先制出层1000,再例如通过可产生多个突起结构的激光和/或化学蚀刻技术,在组织接触表面1003上形成防滑钉1030。此外,防滑钉1030可包括使用例如光刻技术在组织接触表面1003上形成的微米级和/或纳米级结构。光刻技术一般可使用预制的光掩模作为母板,由该母板可得到微米级和/或纳米级防滑钉的最终图案。还在本公开的范围内设想了用于形成微米级和/或纳米级防滑钉1030的其他技术,可采用这些技术制出需要的防滑钉1030。在一个例子中,可利用电子束蚀刻术制出防滑钉1030。
现在参见图207C至图224,防滑钉1030可包括多个形状。例如,如图207C所示,组织接触表面1003可包括柱形防滑钉1038,这些柱形防滑钉1038可包括正方形和/或矩形的基部,以及通常远离组织接触表面1003延伸的大体上垂直的侧面。另外,柱形防滑钉1038可终止于通常较窄的顶部部分或顶端1040,如剖面图208所示。此外,组织接触表面1003可包括圆锥形防滑钉1032(如图218所示)、金字塔形防滑钉1034(如图219所示)、和/或圆顶形防滑钉1042(如图211所示)。金字塔形防滑钉1034可包括正方形和/或三角形的基部、以及倾斜的侧面,这些倾斜的侧面通常可远离组织接触表面1003延伸并终止于顶部部分1036处,如剖面图220所示。
防滑钉1030可在空间上以预先确定的图案或阵列布置在组织接触表面1003上。例如,防滑钉1030可在空间上沿表面1003长度纵向延伸且彼此平行的多个行被布置在组织接触表面1003上。防滑钉1030还可在空间上呈环状布置。例如,防滑钉1030可为以同心圆布置。另选地,防滑钉1030可随机地定位在组织接触表面1003上。
作为对上文的补充,组织接触表面1003具有的防滑钉1030可包括多个形状、多种高度和/或多种空间布置方式,以沿组织接触表面1003的各区域不同程度地避免上述滑移。例如,在组织接触表面1003中钉1002能够穿透并捕获组织T的区域处和/或周围,可能需要更大程度地避免滑移。
参见图209、图210和图215至图217,层1000可包括线状突起1044,该线状突起可设置在组织接触表面1003上。线状突起1044可纵向延伸。例如,线状突起1044可沿层1000的长度彼此平行地延伸,如图209所示。另选地,线状突起1044可沿层1000的宽度延伸,如图215所示。此外,纵横以及横向的线状突起1044可成十字路径。例如,如图217所示,线状突起1044的第一图案1046可在组织接触表面1003上与第一方向平行延伸,并且线状突起1044的第二图案1048可在组织接触表面1003上与第二方向平行延伸,其中第一方向可能垂直或基本上垂直于第二方向。此外,线状突起1044可具有基本上一致的剖面区域210所示。另选地,线状突起1044可具有不同的剖面区域(未示出)。在某些情况下,第一图案1046和第二图案1048可以是连续的或间断的。
作为对上文的补充,层1000可包括非线状突起,组织接触表面1003上可仅设置有该非线状突起,或与线状突起1044结合设置。此外,与防滑钉1030的结合,可在组织接触表面1003上设置线状突起1044和/或非线状突起以在期望的限度内避免滑移。
参见图213和图214,层1000可包括多个凹陷1050,该多个凹陷可刻入组织接触表面1003中,如图223所示。凹陷1050可包括基本上一致的承窝形状,如图224所示。另选地,凹陷1050可包括不同的深度,其可沿组织接触表面1003的多个区域不同程度地避免滑移。一般来讲,更深的个别凹陷可使其所处的区更柔软且使此类区更易崩解。此外,结合防滑钉1030如上文所述,凹陷1050可包括的多个形状和/或空间布置方式。另外,层1000可包括在空间上布置于组织接触表面1003上的凹陷1050和防滑钉1030的组合。在某些情况下,防滑钉1030和凹陷1050可以交替图案布置。
再次参见图223和图244,层1000可包括类似于线状突起1044(如上所述)的线状凹陷1052,该线状凹陷可例如沿层1000的长度纵向延伸且彼此平行,如图223所示。此外,层1000可包括在空间上例如以交替图案来布置在组织接触表面1003上的线状凹陷1052和线状突起1044的组合。此外,现在参见图221和图222,线状凹陷1052和线状突起1044的组合可以波纹图案1054来布置,如图221所示。
现在参见图244至图246,组织厚度补偿件诸如补偿件22320例如可包括多个第一腔22322a和多个第二腔22322b,第一腔22322a和第二腔22322b可分别与钉成形凹坑22062a和22062b对齐。主要参见图245,钉成形凹坑22062a和22062b可限定于砧座22060上的分开的阶梯式表面中。更具体地,例如,钉成形凹坑22062a可限定于砧座22060的第一表面22069a中,并且钉成形凹坑22062b可限定于砧座22060的第二表面22069b中,其中第一表面22069a可被定位成相对于第二表面22069b偏移、或更高。组织厚度补偿件22320的第一腔22322a可比第二腔22322b大,其中在至少一个此类实施例中,第一腔22322a可延伸得比第二腔22322b高。鉴于上文所述,第一腔22322a可向上延伸到第一钉成形凹坑22062a中,而同时第二腔22322b可向上延伸到第二钉成形凹坑22062b中。第一腔22322a和/或第二腔22322b可能够容纳药物。
作为对上文的补充,第一腔22322a可布置成某些行,第二腔22322b可布置成不同的行。第一腔22322a和/或第二腔22322b可能够分别紧密地贴合在钉成形凹坑22062a和/或钉成形凹坑22062b内。此外,组织厚度补偿件22320可被组装到砧座22060,使得补偿件22320的第二层22327抵靠砧座22060的第二表面22069b定位。现在参见图247和图248,补偿件22320可被定位成与砧座22060相邻,使得当砧座22060朝钉仓22000移位而压缩它们两者间的组织T时,补偿件22320可与砧座22060邻接。
现在参见图224A和图224B,类似于上文所述,层1000还可定位成与砧座1012相邻,使得当砧座1012朝钉仓1020移位而压缩它们两者间的组织T时,层1000可与砧座1012邻接。同样类似于上文所述,在钉1002被钉驱动器1028驱动而从钉腔1026射出后,层1000可被钉1002捕获。具体地,如图224A和图224B所示,钉1002可包括基部1060、第一可变形构件1062和第二可变形构件1064。第一可变形构件1062包括第一顶端1063,第二可变形构件1064包括第二顶端1065,在钉1002被钉驱动器1028驱动而从钉腔1026射出时,第二顶端1065可与第一顶端1063一起穿透层1000到达它们的对应钉成形凹坑1066和1068。另外,当顶端1063和1065被分别导引在返回路径上离开钉成形凹坑1066和1068时,顶端1063和1065可各自再次穿透层1000。
再次参见图224A,层1000可包括多个部分1070,该多个部分可包括相对于层1000的其余部分减小的厚度。例如,如图224A所示,层1000可包括基本上一致的厚度“A”,并且部分1070可包括比厚度“A”小的厚度。另外,层1000可与钉仓1020对齐,使得一旦将钉1002击发,钉1002的顶端1063和1065就可以在可变形构件1062和1064的顶端1063和1065朝相应凹坑1066和1068行进时,穿透组织T和层1000的整个厚度“A”,并且可在被分别导引离开钉成形凹坑1066和1068时,穿透部分1070的该减小的厚度。部分1070的减小的厚度可促进顶端1063和1065分别从凹坑1066和1068在顶端1063和1065的返回路径上再次刺入组织T中。
现在参见图224B,层1000可包括多个突起1080,该多个突起可包括相对于层1000的其余部分增大的厚度。例如,如图224B所示,层1000可包括基本上一致的厚度“A”,并且突起1080可包括比厚度“A”大的厚度“A+B”。层1000可与钉仓1020对齐,使得一旦将钉1002击发,钉1002的顶端1063和1065就可以在可变形构件1062和1064的顶端1063和1065朝相应凹坑1066和1068行进时,穿透组织T和层1000的厚度“A”。另外,钉1002的顶端1063和1065可在被分别导引离开凹坑1066和1068时,穿透层1000的厚度“A”,从而至少部分地围绕突起1080包裹或基本上包裹可变形构件1062和1064。换句话讲,组织T和突起1080可被捕获在可变形构件1062和1064中的每个构件与钉1002的基部1060之间。作为对上文的补充,突起1080可布置成行,并可能够紧密地贴合在砧座1020的钉成形凹坑内。例如,如图224B所示,突起1080可具有弯曲的轮廓,这种弯曲的轮廓能与钉成形凹坑1066和1068配对接合。
如上所述,外科缝合器的某些实施例可包括布置在端部执行器的砧座表面上的层,诸如支撑物材料和/或组织厚度补偿件。该层可能易受运动和/或不对准影响。例如,如果外科医生在缝合组织之前将外科缝合器定位时将该层跨组织拖拽,该层就会相对于砧座运动。在某些实施例中,该层可包括用于将其附接到砧座的可释放保持特征结构,使得在外科缝合器被击发前一直将该层保持在与砧座对齐的位置。在某些实施例中,可释放保持特征结构可植入患者体内。
在某些实施例中,现在参见图225至图227,砧座可附接的层33420(诸如支撑物材料和/或组织厚度补偿件)可包括外壳33426、限定于外壳33426中的腔33424、以及定位在腔33424内的芯33425。在至少一个这样的实施例中,例如,外壳33426可包括由连续挤出型材形成的膜主体,并且芯33425可包括纤维状药物芯(诸如ORC)。在至少一个实施例中,外壳33426可包括一个或多个柔性腿33423,该一个或多个柔性腿可被构造为可能够延伸到限定于砧座22060中的刀狭槽22063内并将砧座可附接的层33420可释放地保持到砧座22060。
在某些其他实施例中,参见图244至图248,砧座可附接的层22320(诸如支撑物材料和/或组织厚度补偿件)可附接到砧座22060。在至少一个实施例中,砧座可附接的层22320可包括腔22322a和/或腔22322b,该腔可能够分别紧密地贴合在钉成形凹坑22062a和/或22062b内。紧密贴合可相对于砧座22060可释放地保持砧座可附接的层22320。在某些实施例中,砧座可附接的层22320可被组装到砧座22060,使得砧座可附接的层22320的第二层22327抵靠砧座22060的第二表面22069b定位。在某些其他实施例中,现在参见图247和图248,砧座可附接的层22320可被定位成与砧座22060相邻,使得当砧座22060朝钉仓22000移位而压缩它们两者间的组织T时,砧座可附接的层22320可与砧座22060邻接。
参见图228至图234,可用保持器使砧座可附接的层与端部执行器的砧座对齐且使砧座可附接的层附接到端部执行器的砧座。主要参见图229和图230,砧座可附接的层2030可包括主体2034和从主体2034延伸的突起2036。参见图231至图234,突起2036可与端部执行器砧座2042中的狭槽2048诸如刀狭槽接合。在某些实施例中,突起2036可比狭槽2048宽,使得突起2036在插入狭槽2048时被压缩。在某些实施例中,突起2036可变形为使得其朝外鼓起,并且挤压狭槽2048的表面。突起2036与狭槽2048之间的压缩力可提供将砧座可附接的层2030相对于砧座2042固定的保持力。
砧座可附接的层2030能够可释放地附接到保持器2000。保持器2000可使砧座可附接的层2030与砧座2042对齐并使砧座可附接的层2030附接到砧座2042。保持器2000的实施例可包括盖2006和从盖2006延伸的突片2008和2010(突片2010在图228至图230中示出)。如图229和图230所示,突片能够接合钉仓2020,并将钉仓2020可释放地保持到保持器2000。保持器还可包括从盖2006延伸的抓持部分2002,使用者抓住抓持部分2002可将保持器2000、钉仓2020和砧座可附接的层2030插入端部执行器的钉仓通道2040中。
保持器2000还可包括从盖2006延伸的突片2014。在某些实施例中,保持器2000可包括两个突片2014,一个突片2014从盖2006的每个侧面延伸。从图228可以清楚看出,每个突片2014可包括面向内的沟槽2016和面向内成角度的表面2018。参见图229和图230,砧座可附接的层2030的侧向边缘可与突片2014中的沟槽2016接合。在各种实施例中,当砧座可附接的层2030接合在保持器2000的狭槽2016中时,砧座可附接的层2030和保持器2000的盖2006可在它们间限定间隙。砧座可附接的层2030可布置在保持器2000上,使得该层2030的突起2036远离保持器2000延伸。从图228和图231可以清楚看出,保持器2000还可包括从盖2006延伸的凸起的脊2022。从图231可以清楚看出,保持器2000的凸起的脊2022可与砧座可附接的层2030的突起2036对准。
在使用中,外科医生、护士、临床医生或其他使用者可将钉仓2020插入端部执行器的钉仓通道2040,将砧座闭合于保持器上,以将砧座可附接的层从保持器释放并将层附接到砧座,然后再从端部执行器取下保持器。主要参见图231至图234,使用者可抓紧保持器2000(通过抓住抓持部分2002),将钉仓2020插入端部执行器的钉仓通道2040中。在将钉仓2020插入端部执行器的钉仓通道2040中时,保持器2000的突片2008可与钉仓通道2040接合。图231示出已装载到钉仓通道2040中的钉仓2020,其中保持器2000和砧座可附接的层2030位于钉仓2020顶部。图231还示出,端部执行器的砧座2042定位在砧座可附接的层2030和保持器2000上方。现在参见图232,砧座2042可朝保持器2000和砧座可附接的层2030运动。砧座2042在运动时,砧座2042的表面2044可与砧座可附接的层2030的主体2034接触。此外,砧座2042的狭槽2046(诸如刀狭槽)可与砧座可附接的层2030的脊2036接合。另外,当砧座2042朝向钉仓2020运动时,砧座2042的侧向边缘2050可与膜保持突片2014的面向内成角度的表面2018接合,将突片2014向外推动,使得向内沟槽2016会运动远离砧座可附接的层2030的侧向边缘。
砧座2042继续朝砧座可附接的层2030运动可将砧座可附接的层2030推向保持器2000的盖2006。另外,在砧座2042继续朝钉仓2020运动时,保持器2000的凸起的脊2022会在砧座可附接的层2034的突起2036接合砧座2042的狭槽2046时将支撑该突起2036。如上所述,保持器2000的凸起的脊2022可使砧座可附接的层2030的突起2036变形,使得砧座可附接的层2030的突起2036的外形尺寸向外延伸。换句话讲,在砧座可附接的层2030的突起2036进入砧座2042的狭槽2046时,保持器2000的凸起的脊2022可在突起2036下方压入砧座可附接的层2030,导致突起2036鼓出和/或膨胀到砧座2042的狭槽2046中。膨胀的突起2036与狭槽2046接触可将砧座可附接的层2030的脊2036保持在狭槽2046内。狭槽2046可包括唇缘2048,唇缘2048可捕获突起2036的至少一部分,将突起2036更稳固地保持在砧座2042的狭槽2046内。
现在参见图233,当砧座2042远离保持器2000运动时,砧座2042带着砧座可附接的层2030一起远离保持器2000。如图234所示,在砧座2042和砧座可附接的层2030远离保持器2000运动后,可将保持器2000从端部执行器取下,而让砧座可附接的层2030和钉仓2020留在端部执行器中。
再次参见图229和图230,在某些实施例中,砧座可附接的层2030的近侧端部2032可附接到钉仓2020。例如,砧座可附接的层2030可利用粘合剂、点焊和/或热铆接附接到钉仓2020。在各种实施例中,将砧座可附接的层2030附接到砧座2042,并且再次打开砧座2042后,砧座可附接的层2030可从钉仓2020脱离。在各种其他实施例中,在钉仓中的钉被击发和随之出现的砧座可附接的层2030被捕获于击发的钉内之前,砧座可附接的层2030可保持附接到钉仓2020。
图235示出与保持器2000分开的砧座可附接的层2030。图236和图237示出砧座可附接的层的其他实施例。图236示出包括主体2064和从其延伸的离散突起2062的砧座可附接的层实施例2060。图237示出包括主体2074和从其延伸的离散突起2072的另一个砧座可附接的层实施例2070。例如,每个离散突起2072可包括从砧座可附接的层2070的主体延伸的栓2073和从栓2073延伸的帽盖2075。在某些实施例中,帽盖2075可具有比栓2073更大的尺寸,使得当突起2072被插入狭槽2046时,帽盖可在砧座2042狭槽2046中的侧向边缘2048上延伸。
现在参见图238至图243,砧座可附接的层的各种实施例可包括一个或多个可部署附接特征结构,这些可部署附接特征结构可形成于砧座可附接的层的主体中。图238至图240示出砧座可附接的层2080实施例,此砧座可附接的层2080包括主体2082和形成于主体2082中的一系列可部署附接特征结构2084。通过在主体2082中形成孔2085,每个可部署附接特征结构2084可在主体2082中形成。每个可部署附接特征结构2084可包括附接到主体2082的纵向部分2086、以及附接到该纵向部分2086的横向部分2088。在各种实施例中,纵向部分2086可通过铰接部2087附接到主体2082。环绕每个可部署附接特征结构2084的孔2085和铰接部2087可允许可部署附接特征结构2084在未部署构型和已部署构型之间运动,如下文更详细描述。在各种其他实施例中,可不存在铰接部2087。在此类实施例中,可部署附接特征结构2084可例如绕纵向部分2086弯曲,以在未部署构型和已部署构型之间运动。
图238示出处于未部署构型的可部署附接特征结构2084,其中每个可部署附接特征结构2084基本上位于由限定的砧座可附接的层2084的主体2082平面中。图239示出处于已部署构型的可部署附接特征结构2084,其中每个可部署附接特征结构2084延伸出由砧座可附接的层2080的主体2082限定的平面。例如,可部署附接特征结构2084可绕铰接部2087旋转,以延伸出由主体2082限定的平面。如图240所示,可部署附接特征结构2084可部署到砧座2042的狭槽2046中。可部署附接特征结构2084当部署时,其纵向部分2086可延伸到砧座2042的狭槽2046中,并且横向部分2088可进一步延伸到狭槽2046中。在各种情况下,可部署附接特征结构2084的横向部分2088可与狭槽2046中的唇缘2048接合,以提供砧座可附接的层2080与砧座2042之间更强的保持力。此外,可部署附接特征结构2084的横向部分2088与狭槽2046中的唇缘2048接合可防止可部署附接特征结构2084返回到未部署位置。在某些实施例中,每个可部署附接特征结构2084的纵向部分2086可能比狭槽2046的狭窄部分2047短。在此类实施例中,在横向部分2088与狭槽2046中的唇缘2048接合时,可向纵向部分2086施加张力。横向部分2088中的张力可将砧座可附接的层2080的主体2082紧密抵靠砧座2042保持。
主体2082和可部署附接特征结构2084可由单一的主体形成。然后,可通过例如在主体2082中切割孔2085的方式,在主体2082中形成孔2085。可用冲压工具、切割刀片、激光或任何其他合适的装置切割孔2085。在各种其他实施例中,砧座可附接的层2080和孔2085可在模具中形成。在某些实施例中,孔2085可在主体2082与可部署附接特征结构2084之间包括间隙。在某些其他实施例中,孔2085不在主体2082与可部署附接特征结构2084之间提供间隙。在各种实施例中,例如,可将介于主体2082和纵向部分2086之间的砧座可附接的层2080变薄或是刻痕,由此形成铰接部2087。在各种其他实施例中,不用改变主体2082和可部署附接特征结构2084的纵向部分2086之间的厚度,就可形成铰接部。
上文已描述过的图238至图240示出了砧座可附接的层2080实施例,其中可部署附接特征结构2084都包括圆形的横向部分2088。横向部分2088可具有其他合适的形状,包括但不限于三角形、椭圆形和多边形。例如,图241至图243示出砧座可附接的层2090实施例,其中可部署附接特征结构2094各自包括具有矩形横截面的横向部分2098。每个可部署附接特征结构2094可通过铰接部2097附接到主体2092。
在某些实施例中,砧座可附接的层的主体和可部署附接特征结构可包含柔性和/或弹性材料。例如,再次参见图238至图240,砧座可附接的层2080的主体2082和可部署附接特征结构2084可包含柔性和/或弹性材料。作为另一例子,参见图241至图243,砧座可附接的层2090的主体2092和可部署附接特征结构2094可包含柔性和/或弹性材料。参见图238至图240的砧座可附接的层2080,当每个可部署附接特征结构2084部署到砧座2042的狭槽2046(诸如刀狭槽)中时,横向部分2088可以挠曲和/或变形以穿过狭槽2046的狭窄部分2047。接着,在横向部分2088延伸经过狭槽2046的唇缘2048并且进入狭槽2046的宽阔部分2049中时,横向部分2088可恢复未挠曲和/或未变形的形状。在横向部分2088恢复未挠曲和/或未变形形状期间,横向部分2088可横向延伸到狭槽2046的宽阔部分2049中。在横向部分2088横向延伸到狭槽2046的宽阔部分2049中后,狭槽2046的狭窄部分2047能提供过盈配合,抑制横向部分2088被轻易拉出狭槽2046。换句话讲,若要将横向部分2088拉出狭槽2046,横向部分2088就必须再次适当挠曲和/或变形,以穿过狭槽2046的狭窄部分2047。在各种实施例中,可将横向部分2088和/或狭槽2046的狭窄部分2047的尺寸设定成使得:将可部署附接特征结构2084拉出狭槽所需的拉力可足够大以在砧座2042相对于患者组织定位时,使得砧座可附接的层2080不从砧座2042移位。然而,在砧座可附接的层2080被钉捕获后,拉力可足够小使得砧座可附接的层2080可从砧座拉离。
在各种实施例中,外科缝合器的切割刀片可将砧座可附接的层的可部署附接特征结构切断。参见图240,切割刀片可行进穿过砧座2042的狭槽2046。切割刀片大致可将每个可部署附接特征结构2084切成两半。在将钉击发后从砧座2042移除砧座可附接的层2080时,易于将每个可部署附接特征结构2084的半块拉出狭槽2046。
就包括可部署附接特征结构的砧座可附接的层诸如图238至图243公开的砧座可附接的层而言,可用保持器使砧座可附接的层与砧座对齐并使可部署附接特征结构部署到砧座的狭槽中。图251至图254示出保持器19700,可该保持器首先将钉仓19690安装到钉仓通道19740中,然后将砧座可附接的层2056挤向砧座19720。保持器19700包括第一部分2052和第二部分2054,其中第一部分2052可相对于第二部分2054沿箭头Q和S指示的方向(分别如图253和图254所示)运动。第一部分2052可包括凸轮,该凸轮包括逆凸角19646和19647,以及凸角19642和19643。第二部分可包括与第一部分2052的凸轮接合的凸轮突起19614和19616。如图251和图252所示,当将保持器19700插入端部执行器的中时,凸轮突起19614和19616与第一部分2052的凸轮的逆凸角16646和16647接合。现在参见图253和图254,在将钉仓坐置于端部执行器的钉仓通道19740中后,第一部分2052可沿箭头Q的方向相对于第二部分2054运动。第一部分2052沿箭头Q的方向运动导致凸轮突起19614和19616与第一部分2052的凸轮的凸角19642和19643接合。凸角19642和19643将凸轮突起19614和19616推开,从而推动砧座可附接的层2056以与砧座19720接触。
现在参见图255至图258,在某些实施例中,保持器可将钉仓安装到钉仓通道中,将砧座可附接的层布置在砧座上,并且将砧座可附接的层的可部署附接特征结构部署为与砧座接合的构型。参见图256和图257,保持器2110实施例可包括抓持部分2112、面向钉仓部分2114和面向砧座部分2118。面向钉仓部分2114和面向砧座部分2118可由支撑件2116间隔开,并可布置成相对彼此成一角度。从图258可以清楚看出,面向钉仓部分2114和面向砧座部分2118可被布置成的角度可类似于当砧座2150处于完全打开位置时,钉仓通道2160与砧座2150之间的角度。面向钉仓部分2114可包括第一夹具2124和从面向钉仓部分2114延伸的第二夹具2126。第一夹具2114可与钉仓2140接合,将钉仓2140可释放地保持到保持器2110,如图255所示。第二夹具2126可与端部执行器的钉仓通道2160接合,使得将保持器2110可释放地保持到钉仓通道2160。面向砧座部分2118可包括夹具2120,该夹具2120相对于砧座表面2118保持砧座可附接的层,诸如图238至图240所示的砧座可附接的层2080。面向砧座部分2118还可包括离散突起2122,该离散突起相对于砧座可附接的层2080上的可部署附接特征结构2084的位置定位。如图255所示,当将砧座可附接的层2080装载到保持器2110的面向砧座部分2118上时,砧座可附接的层2080可先搁置在离散突起2122顶部。
参见图258,在某些实施例中,在将保持器2110插入端部执行器且在将钉仓2140坐置于钉仓通道2160中时,砧座可附接的层2080可与砧座2150接触。一旦砧座可附接的层2080与砧座2150接触,保持器2110和钉仓2140就可继续相对于砧座2150运动,直到将钉仓2140完全坐置于钉仓通道2160内。在此类实施例中,保持器2110的面向砧座部分2118可朝砧座可附接的层2080运动并抵靠砧座可附接的层2080推动,使得从保持器2110的面向砧座部分2118延伸的离散突起2122可将层2080中的可部署附接特征结构2084向上推起到如上文结合图238至图243所述的已部署构型。在各种实施例中,保持器2110的面向砧座部分2118的每个离散突起2122可包括倾斜面2123,该倾斜面2123可与可部署附接特征结构2084接合。在保持器2110继续相对于砧座2150和砧座可附接的层2080运动时,倾斜面2123可与可部署附接特征结构2084渐进接合,直到可部署附接特征结构2084在围绕铰接部2087旋转并且部署到砧座2150的狭槽2152中。如图258所示,离散突起2122的倾斜面2123可同时支撑每个可部署附接特征结构的纵向部分2086和横向部分2088,使得纵向部分2086和横向部分2088两者部署到砧座2150的狭槽2152中。
在某些其他实施例中,使用保持器2110可将钉仓2140完全坐置在钉仓通道2160中,而不使砧座可附接的层2080与砧座2150接触。在此类实施例中,在钉仓2140完全坐置于钉仓通道2160中后,可使砧座2150从完全打开位置朝向闭合位置运动,使得砧座2150与砧座可附接的层2080接触,并且离散突起2122将可部署附接特征结构2084部署到砧座2050的狭槽2052中。
图259至图262示出另一个保持器实施例2170。保持器2170可包括面向钉仓部分2174和面向砧座部分2178,这两个部分被支撑件2190间隔开,并布置成相对彼此成一角度。面向钉仓部分2174可接合钉仓2140并可释放地保持钉仓2140。面向钉仓部分2174还可接合端部执行器的钉仓通道2160并可释放地保持钉仓通道2160。面向砧座部分2178上可布置有砧座可附接的层,诸如上文结合图238至图240描述的砧座可附接的层2080。如图261和图262更详细地示出,面向砧座部分2178可包括孔2182,该孔可与布置在面向砧座部分2178上的砧座可附接的层2080的可部署附接特征结构2084对准。每个孔2182可包括布置在其中的凸轮2202。每个凸轮2202可由柔性构件2204附接到面向砧座部分2178,使得凸轮2202可围绕柔性构件2204旋转离开孔2182,并且与可部署附接特征结构2084接触。每个凸轮2202可包括弯曲表面2203,该弯曲表面可渐进地将可部署附接特征结构2084部署到砧座2150中的狭槽2152中。参见图261,在凸轮2202开始从孔2182移出并与可部署附接特征结构2084接触时,凸轮2202的弯曲表面2203首先会与可部署附接特征结构2084的横向部分2088接触,使得横向部分2088部署到砧座2150的狭槽2152中。现在参见图262,随着凸轮2202继续移出孔2182,凸轮2202的弯曲表面2203可与可部署附接特征结构2086的纵向部分2086接触,使得纵向部分2086部署到砧座2150的狭槽2152中。
面向钉仓部分2174与面向砧座部分2178之间的支撑件2190可包括固定部分2194和可运动部分2196。可运动部分2196能够可操作地联接到按钮2192,使用者按下按钮2192,使可运动部分2196相对于固定部分2194运动。支撑件2190的可运动部分2196可包括一系列凸轮表面2206,该凸轮表面可与凸轮部分2202接合,以将凸轮部分2202推出孔2182。当可运动部分2196相对于固定部分2194朝近侧运动时,凸轮表面2206可让凸轮2202如上所述那样移出孔2182,并且与砧座可附接的层2080的可部署附接特征结构2084接触。
在某些实施例中,支撑件2190的可运动部分2196可偏置在相对于固定部分2194的远侧位置,如图259所示。例如,可在固定部分2194和可运动部分2196之间布置弹簧或类似物。弹簧可将支撑件2190的可运动部分2196偏置在相对于固定部分2194的远侧位置。在各种实施例中,偏置力可足够大,使得钉仓2140坐置在钉仓通道2160中所需的力将不会克服偏置力。因此,在无意间向按钮2192施加了将钉仓2140完全坐置在钉仓通道2160中所需的力的情况下,可部署附接特征结构2084不太可能由凸轮2202来部署。
在砧座可附接的层可释放地保持到外科缝合器砧座的各种实施例中,砧座可附接的层可包括使患者组织相对于砧座可附接的层和砧座稳定的另外的特征结构。现在参见图249和图250,示出的砧座可附接的层22320a和22320b位于砧座22060与患者组织T之间。砧座可附接的层22320a和22320b的实施例可在面向患者组织T的一侧包括从主体延伸的突起2078。突起2078可推入或是刺入组织T,从而提供组织T与砧座可附接的层22320a和22320b之间的抓力。该抓力可防止组织相对于砧座可附接的层22320a和22320b滑动。
在各种实施例中,在安装有砧座可附接的层的外科缝合器已被击发后,上述保持特征结构可与砧座可附接的层分开。在此类实施例中,可将上述保持特征结构附接到一个或多个拴系件。拴系件可被附接到外科缝合器,或患者体外的另一物体,使得在缝合器击发后,通过拉扯拴系件就可从患者体内取出这些保持特征结构。
在各种实施例中,组织厚度补偿件可包含聚合物组合物。该聚合物组合物可包含一种或多种合成聚合物和/或一种或多种非合成聚合物。合成聚合物可包括合成的可吸收聚合物和/或合成的非可吸收聚合物。在各种实施例中,该聚合物组合物可包含(例如)生物相容性泡沫。此生物相容性泡沫可包括(例如)多孔的开孔泡沫和/或多孔的闭孔泡沫。此生物相容性泡沫可具有均匀的孔形态,或可具有梯度孔形态(即,在一个方向的整个泡沫厚度上,小孔尺寸逐渐增加成大孔)。在各种实施例中,该聚合物组合物可包含多孔支架、多孔基质、凝胶基质、水凝胶基质、溶液基质、丝状基质、管状基质、复合基质、膜基质、生物稳定聚合物和可生物降解聚合物中的一种或多种,以及它们的组合。例如,组织厚度补偿件可包括通过丝状基质增强的泡沫,或可包括具有附加的水凝胶层的泡沫,该附加的水凝胶层在体液存在下伸展,以在组织上进一步提供压缩。在各种实施例中,组织厚度补偿件还可由材料和/或第二层或第三层上的涂层构成,该涂层在体液存在下伸展,以在组织上进一步提供压缩。此类层可为水凝胶,例如,该水凝胶可为合成材料和/或天然来源材料,且可为生物耐用材料和/或可生物降解材料。在某些实施例中,可使用例如能提供附加柔韧性、刚度、和/或强度的纤维非织造材料或纤维网眼类型元件来增强组织厚度补偿件。在各种实施例中,组织厚度补偿件具有多孔形态,该多孔形态表现出梯度结构,诸如,例如在一个表面上是小孔,并且在另一表面上是较大的孔。这种形态对于组织内生长或止血行为而言可更理想。此外,该梯度还可与变化的生物吸收剖面组合。短期吸收剖面可能更适合实现止血,而长期吸收剖面可以实现更好的组织愈合又不会渗漏。
非合成聚合物的例子包括但不限于冻干多糖、糖蛋白类、弹性蛋白、蛋白聚糖、明胶、胶原和氧化再生纤维素(ORC)。合成的可吸收聚合物的例子包括但不限于聚(乳酸)(PLA)、聚(L-乳酸)(PLLA)、聚己内酯(PCL)、聚乙醇酸(PGA)、聚(三亚甲基碳酸酯)(TMC)、聚对苯二甲酸乙二醇酯(PET)、多羟基链烷酸酯(PHA)、乙交酯和ε-己内酯的共聚物(PGCL)、乙交酯和三亚甲基碳酸酯的共聚物、聚(癸二酸甘油酯)(PGS)、聚对二氧环己酮、聚(原酸酯)、聚酸酐、多糖、聚(酯-酰胺)、酪氨酸基聚芳酯、酪氨酸基聚亚氨碳酸酯、酪氨酸基聚碳酸酯、聚(D,L-丙交酯-氨基甲酸酯)、聚(B-羟基丁酸)、聚(E-己内酯)、聚乙二醇(PEG)、聚[二(羧基苯氧基)磷腈]、聚(氨基酸)、拟聚(氨基酸)、可吸收聚氨酯,以及它们的组合。
在各种实施例中,该聚合物组合物可包含(例如)按重量计大约50%至大约90%的PLLA的聚合物组合物,和按重量计大约50%至大约10%的PCL的聚合物组合物。在至少一个实施例中,该聚合物组合物可包含(例如)按重量计大约70%的PLLA,和按重量计大约30%的PCL。在各种实施例中,该聚合物组合物可包含(例如)按重量计大约55%至大约85%的PGA的聚合物组合物,和按重量计15%至45%的PCL的聚合物组合物。在至少一个实施例中,该聚合物组合物可包含(例如)按重量计大约65%的PGA,和按重量计大约35%的PCL。在各种实施例中,该聚合物组合物可包含(例如)按重量计大约90%至大约95%的PGA的聚合物组合物,和按重量计大约5%至大约10%的PLA的聚合物组合物。
在各种实施例中,合成的可吸收聚合物可包括可生物吸收的生物相容性弹性体共聚物。合适的可生物吸收的生物相容性弹性体共聚物包括但不限于ε-己内酯和乙交酯的共聚物(ε-己内酯与乙交酯的摩尔比优选地为约30:70至约70:30,优选地为35:65至约65:35,并且更优选地为45:55至35:65);ε-己内酯和丙交酯(包括L-丙交酯、D-丙交酯、它们的共混物或乳酸共聚物)的弹性体共聚物(ε-己内酯与丙交酯的摩尔比优选地为约35:65至约65:35,并且更优选地为45:55至30:70);对二氧杂环己酮(1,4-二氧杂环己烷-2-酮)和丙交酯(包括L-丙交酯、D-丙交酯和乳酸)的弹性体共聚物(对二氧杂环己酮与丙交酯的摩尔比优选地为约40:60至约60:40);ε-己内酯和对二氧杂环己酮的弹性体共聚物(ε-己内酯与对二氧杂环己酮的摩尔比优选地为约30:70至约70:30);对二氧杂环己酮和三亚甲基碳酸酯的弹性体共聚物(对二氧杂环己酮与三亚甲基碳酸酯的摩尔比优选为约30:70至约70:30);三亚甲基碳酸酯和乙交酯的弹性体共聚物(三亚甲基碳酸酯与乙交酯的摩尔比优选为约30:70至约70:30);三亚甲基碳酸酯和丙交酯(包括L-丙交酯、D-丙交酯、它们的共混物或乳酸共聚物)的弹性体共聚物(三亚甲基碳酸酯与丙交酯的摩尔比优选为约30:70至约70:30);以及它们的共混物。在一个实施例中,该弹性体共聚物为乙交酯和ε-己内酯的共聚物。在另一个实施例中,该弹性体共聚物为丙交酯和ε-己内酯的共聚物。
公布于1995年11月21日的名称为“ELASTOMERICMEDICALDEVICE”的美国专利5,468,253和公布于2001年12月4日的名称为“FOAMBUTTRESSFORSTAPLINGAPPARATUS”的美国专利6,325,810的公开内容据此各自全文以引用方式并入本文。
在各种实施例中,合成的可吸收聚合物可包括(例如)可以商标名称VICRYL(polyglactic910)从Ethicon,Inc.商购获得的90/10聚(乙交酯-L-丙交酯)共聚物、可以商标名称DEXON从AmericanCyanamidCo.商购获得的聚乙交酯、可以商标名称PDS从Ethicon,Inc.商购获得的聚对二氧环己酮、可以商标名称MAXON从AmericanCyanamidCo.商购获得的聚(乙交酯-三亚甲基碳酸酯)无规嵌段共聚物、可以商标名称MONOCRYL从Ethicon商购获得的75/25聚(乙交酯-ε-己内酯)共聚物(poliglecaprolactone25)中的一种或多种。
合成的非可吸收聚合物的例子包括但不限于聚氨酯泡沫塑料、聚丙烯(PP)、聚乙烯(PE)、聚碳酸酯、聚酰胺例如尼龙、聚氯乙烯(PVC)、聚甲基丙烯酸甲酯(PMMA)、聚苯乙烯(PS)、聚酯、聚醚醚酮(PEEK)、聚四氟乙烯(PTFE)、聚三氟氯乙烯(PTFCE)、聚氟乙烯(PVF)、氟化乙烯丙烯(FEP)、聚缩醛、聚砜,以及它们的组合。合成的非可吸收聚合物可包括但不限于弹性体泡沫塑料和多孔弹性体,例如硅酮、聚异戊二烯和橡胶。在各种实施例中,所述合成聚合物可包括可以商标名称GORE-TEXSoftTissuePatch从W.L.Gore&Associates,Inc.商购获得的膨体聚四氟乙烯(ePTFE),和可以商标名称NASOPORE从Polyganics商购获得的共聚醚酯聚氨酯泡沫。
组织厚度补偿件的聚合物组合物的特征可在于(例如)孔隙百分率、孔尺寸、和/或硬度。在各种实施例中,该聚合物组合物可具有(例如)按体积计大约30%至大约99%的孔隙百分率。在某些实施例中,该聚合物组合物可具有(例如)按体积计大约60%至大约98%的孔隙百分率。在各种实施例中,该聚合物组合物可具有(例如)按体积计大约85%至大约97%的孔隙百分率。在至少一个实施例中,该聚合物组合物可包含(例如)按重量计大约70%的PLLA和按重量计大约30%的PCL,并且可具有(例如)按体积计大约90%的孔隙率。在至少一个这样的实施例中,因此,该聚合物组合物将包含按体积计大约10%的共聚物。在至少一个实施例中,该聚合物组合物可包含(例如)按重量计大约65%的PGA和按重量计大约35%的PCL,并且可具有(例如)按体积计大约93%至大约95%的孔隙百分率。在各种实施例中,该聚合物组合物可具有按体积计大于85%的孔隙率。该聚合物组合物可具有(例如)大约5微米至大约2000微米的孔尺寸。在各种实施例中,该聚合物组合物可具有(例如)介于大约10微米至大约100微米之间的孔尺寸。在至少一个这样的实施例中,该聚合物组合物可包含(例如)PGA和PCL的共聚物。在某些实施例中,该聚合物组合物可具有(例如)介于大约100微米至大约1000微米之间的孔尺寸。在至少一个这样的实施例中,该聚合物组合物可包含(例如)PLLA和PCL的共聚物。根据某些方面,聚合物组合物的硬度可以用肖氏硬度表示,肖氏硬度可被定义为用硬度计(诸如肖氏硬度计)测得的材料对永久压痕的抗性。为了评估给定材料的硬度计值,根据名称为“StandardTestMethodforRubberProperty-DurometerHardness”的ASTM程序D2240-00(其全文以引用方式并入本文),用硬度计压头脚向材料施压。可将硬度计压头脚压入材料,保持足够长的时间(例如15秒),其中随后由合适的标度读取读数。根据所用的标度类型,当压头脚完全穿透材料时,可得到为0的读数;并且当压头脚未穿入材料时,可得到为100的读数。该读数无量纲。在各种实施例中,可根据ASTMD2240-00,采用任何合适的标度例如A类和/或OO类标度来确定硬度。在各种实施例中,组织厚度补偿件的聚合物组合物可具有(例如)大约4A至大约16A的肖氏A硬度值,该硬度值在肖氏OO范围内为大约45OO至大约65OO。在至少一个这样的实施例中,该聚合物组合物可包含(例如)PLLA/PCL共聚物或PGA/PCL共聚物。在各种实施例中,组织厚度补偿件的聚合物组合物可具有小于15A的肖氏A硬度值。在各种实施例中,组织厚度补偿件的聚合物组合物可具有小于10A的肖氏A硬度值。在各种实施例中,组织厚度补偿件的聚合物组合物可具有小于5A的肖氏A硬度值。在某些实施例中,聚合物材料可具有(例如)大约35OO至大约75OO的肖氏OO组合物值。
在各种实施例中,该聚合物组合物可具有上述识别出的特性中的至少两种。在各种实施例中,该聚合物组合物可具有上述识别出的特性中的至少三种。该聚合物组合物可具有(例如)按体积计85%至97%的孔隙率、5微米至2000微米的孔尺寸、和4A至16A的肖氏A硬度值、以及45OO至65OO的肖氏OO硬度值。在至少一个实施例中,例如,该聚合物组合物可包含按重量计70%的PLLA的聚合物组合物和按重量计30%的PCL的聚合物组合物,并具有按体积计90%的孔隙率、100微米至1000微米的孔尺寸、和4A至16A的肖氏A硬度值、以及45OO至65OO的肖氏OO硬度值。在至少一个实施例中,例如,该聚合物组合物可包含按重量计65%的PGA的聚合物组合物和按重量计35%的PCL的聚合物组合物,并具有按体积计93%至95%的孔隙率、10微米至100微米的孔尺寸、和4A至16A的肖氏A硬度值、以及45OO至65OO的肖氏OO硬度值。
在各种实施例中,可利用可流动附接部分将组织厚度补偿件可释放地附接到钉仓和/或砧座。这种可流动附接部分能够可操作地与钉仓和/或砧座相关联。在各种实施例中,可在组织厚度补偿件与钉仓和/或砧座之间设置可流动附接部分。在各种实施例中,组织厚度补偿件外表面的至少一部分可包括可流动附接部分。在各种实施例中,粘合剂层合体可包括组织厚度补偿件和可流动附接部分。该粘合剂层合体可包括基层和位于基层表面的至少一部分上的粘合剂层,该基层包括组织厚度补偿件,该粘合剂层包括可流动附接部分。该粘合剂层合体可包括组织接触表面和相对的表面,该组织接触表面包括组织厚度补偿件,该相对的表面包括可流动附接部分。该粘合剂层合体能够可释放地附接到钉仓和/或砧座。
在各种实施例中,可流动附接部分可例如包含可流动聚合物组合物,诸如压敏粘合剂(“PSA”)。可将有效量的压敏粘合剂施涂到组织厚度补偿件,这些压敏粘合剂能够提供足够的内聚强度,以产生期望的粘合特性粘合到钉仓和/或砧座。压敏粘合剂可能具备以下特性中的一种或多种:(1)有力且持久的粘着性;(2)用手指轻轻一压就能粘附;(3)足够的保持在被粘物上的能力;(4)足够的内聚强度以从被粘物彻底移除。在各种实施例中,当向可流动附接部分施加压力、热和/或应力时,可流动附接部分就可流动。此类压力和/或应力可例如由手和/或由设备(诸如机械设备)直接施加,相应地,并且可以是手动过程和/或自动过程。
在各种实施例中,可流动附接部分可能对温度变化和/或压力变化作出相应。在各种实施例中,当向可流动附接部分施加热和/或压力时,可流动附接部分可从第一位置流向第二位置。在各种实施例中,可流动附接部分在体温(37℃)下和/或室温(25℃)下可流动。在各种实施例中,可流动附接部分在体温(37℃)下可流动,但不是在室温(25℃)下。在各种实施例中,可流动附接部分可能对温度变化作出相应,使得当组织厚度补偿件为第一温度时,可流动附接部分位于第一位置,并且在组织厚度补偿件为第二温度时,可流动附接部分位于第二位置。在各种实施例中,第二温度可比第一温度高。在各种实施例中,第一温度可为室温,并且第二温度为体温。在各种实施例中,可流动附接部分可能对压力变化作出相应,使得在组织厚度补偿件受到第一压力时,可流动附接部分位于第一位置,并且在组织厚度补偿件受到第二压力时,可流动附接部分位于第二位置。在各种实施例中,第二压力可比第一压力大。在各种实施例中,第一压力可为大气压力,并且第二压力可为手指压力。在各种实施例中,可流动附接部分可从当处于室温和/或大气压力时的第一位置流向当处于体温和/或手指压力时的第二位置。在各种实施例中,当向可流动附接部分施加压力和/或应力时,可流动附接部分可从第一(无应力)位置流向第二位置。
在各种实施例中,可流动附接部分可流到钉仓和/或砧座中的空隙中。在各种实施例中,当向可流动附接部分施加热和/或压力时,可流动附接部分可流动,并且在钉仓和/或砧座的表面的不含可流动附接部分的至少一部分上延伸,和/或填充钉仓和/或砧座中的空隙(诸如,例如狭槽和/或钉腔)的至少一部分。在各种实施例中,可流动附接部分可在体内流动,以填充钉仓和/或砧座中的空隙的至少一部分。在各种实施例中,可流动附接部分可流动使得可流动附接部分包括与钉仓和/或砧座中的空隙的至少一部分互补的形状。在各种实施例中,可流动聚合物组合物可流动以填充砧座中狭槽和/或钉腔的至少一部分。在各种实施例中,当向可流动附接部分施加压力时,可流动附接部分可流到空隙中,并且呈空隙的形状。不希望受任何具体理论束缚,据信,用可流动附接部分将钉仓和/或砧座中的空隙的至少一部分填充可增大组织厚度补偿件与钉仓和/或砧座的附接强度。
在各种实施例中,可流动附接部分诸如压敏粘合剂可能对温度变化和/或压力变化作出相应,以在第一位置和/或第一轮廓与第二位置和/或第二轮廓之间运动。在各种实施例中,可流动附接部分可具有与钉仓和/或砧座间隔开的第一位置。在各种实施例中,当可流动附接部分位于第二位置时,可流动附接部分可能够渗入钉仓和/或砧座中的空隙,和/或将钉仓和/或砧座的该空隙的至少一部分填充。如本文所述,可流动附接部分可呈空隙的形状,使得当指定可流动附接部分呈第二轮廓时,可流动附接部分包括与空隙互补的轮廓。在各种实施例中,第一位置和/或第一轮廓可与钉仓和/或砧座隔开,并且第二位置和/或第二轮廓可与钉仓和/或砧座接触。在各种实施例中,第一位置和/或第一轮廓可包括当处于室温和/或大气压力时的中立(原始)轮廓,并且第二位置和/或第二轮廓可包括当处于体温和/或手指压力时,与钉仓和/或砧座中的空隙互补的轮廓。可流动附接部分的轮廓可流动,以达到与钉仓和/或砧座中的空隙互补的形状和/或尺寸。
在各种实施例中,将组织厚度补偿件粘结到基底(例如钉仓和/或砧座)的方法大体可包括:提供组织厚度补偿件,将可流动附接部分(诸如压敏粘合剂)例如施涂到组织厚度补偿件表面的至少一部分,并且使可流动附接部分与基底接触。在各种实施例中,将组织厚度补偿件粘结到基底的方法可包括将压力施加到组织厚度补偿件和基底中的至少一者。可流动附接部分可从组织厚度补偿件外表面上的第一位置流到还包括基底的外表面和/或内表面的第二位置。可流动附接部分可与基底接触,使组织厚度补偿件粘附至基底。在各种实施例中,可流动附接部分可将组织厚度补偿件粘合至基底。在各种实施例中,可流动附接部分可流到基底中的至少一个空隙中例如狭槽和/或钉腔。在各种实施例中,可流动附接部分当位于第二位置时,可将基底中至少一个空隙的至少一部分填充。
在各种实施例中,将组织厚度补偿件附接到基底(例如钉仓和/或砧座)的方法可大体包括:将可流动聚合物组合物(诸如压敏粘合剂)的至少一个离散小珠和/或离散条带施加到组织厚度补偿件的表面,使基底与可流动聚合物组合物的至少一个离散小珠和/或离散条带接触,并且将可流动聚合物组合物的基底和至少一个离散小珠和/或离散条带压向另一个可流动聚合物组合物的至少一个离散小珠和/或离散条带,以将组织厚度补偿件以可释放的方式附接到基底。在各种实施例中,将组织厚度补偿件附接到基底的方法可包括将可流动聚合物组合物的至少一个离散小珠和/或离散条带施加到在组织厚度补偿件周边和/或中心轴上在基底的预期位置处的基底。在各种实施例中,将组织厚度补偿件附接到基底的方法可包括将可流动聚合物组合物的至少一个离散小珠和/或离散条带沿纵向方向和/或横向方向施加到组织厚度补偿件上。
在各种实施例中,将组织厚度补偿件附接到基底的方法可包括以至少部分地基于组织厚度补偿件上期望的涂量而预先选择的图案和/或量施加可流动聚合物组合物的至少一个离散小珠和/或离散条带。可选择施加可流动聚合物组合物的图案和量,以承受与临床医生操纵医疗装置相关联的应力(如剪切应力)。鉴于临床医生便于操纵和/或可流动聚合物组合物的保存,优选地将施加可流动聚合物组合物的图案和量选择为使可流动聚合物组合物上的量平衡。另外,在选择施加可流动聚合物组合物的图案和量时,可考虑可流动聚合物组合物的组成。
在各种实施例中,可流动附接部分可将组织厚度补偿件部分地附着到钉仓和/或砧座,和/或可将组织厚度补偿件完全地附着到钉仓和/或砧座。完全附着的组织厚度补偿件可包括组织厚度补偿件与基底之间的可流动聚合物组合物(诸如,例如压敏粘合剂)的完整层。换言之,完全附着的组织厚度补偿件可为组织厚度补偿件没有任何一部分未涂有可流动聚合物组合物的组织厚度补偿件。部分附着的组织厚度补偿件可包括组织厚度补偿件与基底之间的有效量的可流动聚合物组合物,其包括组织厚度补偿件不含可流动聚合物组合物的至少一部分。部分附着的组织厚度补偿件会向可流动聚合物组合物施加比完全附着的组织厚度补偿件更大的剪切应力。因此,可流动聚合物组合物的剪切特性和/或可流动聚合物组合物的图案和量可被选择为承受由临床医生以预期的方式操纵医疗装置。
在各种实施例中,可将可流动聚合物组合物以连续图案和不连续图案中的一种图案的形式施加到组织厚度补偿件。在各种实施例中,可流动聚合物组合物的连续图案可包括施加到组织厚度补偿件的至少一部分上的可流动聚合物组合物的离散条带。在各种实施例中,可流动聚合物组合物的连续图案可包括沿组织厚度补偿件中心轴的至少一部分纵向设置和/或沿组织厚度补偿件周边的至少一部分设置的可流动聚合物组合物的连续小珠。可流动聚合物组合物可采用各种其他图案与构型施加于基底上,例如十字形图案或其他对角线图案,连续成片或连续一层,或是能达到期望的粘合特性的任何其他设计。在各种实施例中,可流动聚合物组合物的连续图案可沿组织厚度补偿件的内周边和/或外周边施加。在各种实施例中,可流动聚合物组合物的连续图案可沿组织厚度补偿件的内周边施加,使得在将组织厚度补偿件附接到基底时,可流动聚合物组合物沿基底的中心纵向轴线定位。在各种实施例中,可流动聚合物组合物的连续图案可沿组织厚度补偿件的内周边施加,使得在将组织厚度补偿件附接到基底时,可流动聚合物组合物与基底中的至少一个空隙(诸如狭槽和/或钉腔)对准。在各种实施例中,可流动聚合物组合物的连续图案可沿组织厚度补偿件的外周边施加,使得在将组织厚度补偿件附接到基底时,可流动聚合物组合物沿基底的外周边定位。在各种实施例中,将可流动聚合物组合物施加到组织厚度补偿件,以使基底的内部部分和/或周边边界不含可流动聚合物组合物。
在各种实施例中,可流动聚合物组合物的不连续图案可包括在基底上彼此间隔开的可流动聚合物组合物的多个离散小珠和/或离散条带。在各种实施例中,可流动聚合物组合物的多个小珠和/或条带的至少一部分可当被施加压力和/或应力时挤压到一起。在各种实施例中,可流动聚合物组合物被挤压到一起的多个小珠和/或条带可形成可流动聚合物组合物的连续图案。在各种实施例中,部分附着的组织厚度补偿件可在其表面上包括可流动聚合物组合物的彼此间隔开的多个离散小珠和/或离散条带,使得组织厚度补偿件在受到压力时,其表面的至少一部分为不含可流动聚合物组合物的自由空间。这种自由空间可包括组织厚度补偿件的没有可流动聚合物组合物的小珠和/或条带彼此接触的部分,和/或组织厚度补偿件上未施涂可流动聚合物组合物的小珠和/或条带的部分。在各种实施例中,自由空间可以是基底的内部部分和/或周边边界。
在各种实施例中,将组织厚度补偿件附接到基底的方法可包括将可流动聚合物组合物的至少一个离散条带施加到组织厚度补偿件上。在各种实施例中,可流动聚合物组合物的离散条带可沿组织厚度补偿件的中心纵向轴线的一部分延伸。在至少一个实施例中,可流动聚合物组合物的离散条带可沿组织厚度补偿件上的与基底中至少一个空隙(诸如狭槽和/或钉腔)对齐的一部分施加。在各种实施例中,将组织厚度补偿件附接到基底的方法可包括将可流动聚合物组合物的多个平行的离散条带施加到组织厚度补偿件上。在各种实施例中,可流动聚合物组合物的两个离散条带可沿组织厚度补偿件的相对侧边缘纵向延伸。在至少一个实施例中,例如,可流动聚合物组合物的两个离散条带中的每个条带可沿组织厚度补偿件上的与基底中至少一个空隙(诸如狭槽和/或钉腔)对齐的一部分施加。在各种实施例中,可以预先选择条带之间和/或侧边缘之间的距离,使得在将组织厚度补偿件附接到基底时,可流动聚合物组合物可流到基底中的至少一个空隙(诸如砧座的至少一个钉腔)中。
在各种实施例中,可以预先选择可流动聚合物组合物的多个平行的离散条带之间的距离和/或侧边缘之间的距离,以使组织厚度补偿件能够完全附着到基底,或部分附着到基底。在各种实施例中,上述条带的宽度可例如至少为1mm。在各种实施例中,条带的宽度可例如介于约0.5mm和约1.5mm之间。在各种实施例中,条带的宽度可例如介于约1.0mm和约1.25mm之间。在各种实施例中,粘合剂条带之间和/或侧边缘之间的间隙宽度可例如至少为1mm。在各种实施例中,可以预先选择条带之间和/或侧边缘之间的距离,以使组织厚度补偿件部分地附着到基底,基于组织厚度补偿件上的预期施涂量预先选择粘合剂与无粘合剂空间之比。在各种实施例中,粘合剂与无粘合剂空间之比可以是1:10至10:1,例如1:1、1:2、1:3、1:4、1:5和2:3。
在各种实施例中,例如,可需要为:压敏粘合剂可流动的最小值为0.25mm。在各种实施例中,例如,压敏粘合剂基材包括的厚度可能介于约1.25mm和约1.50mm之间。在某些实施例中,例如,压敏粘合剂基材包括的厚度可能介于约0.5mm和约0.75mm之间。
如本文所述,在各种实施例中,可流动附接部分可包括可流动聚合物组合物。可流动聚合物组合物可包括压敏粘合剂。可流动附接部分可包括压敏粘合剂层合体。在各种实施例中,可流动附接部分可包括粘合剂层合体,该粘合剂层合体包括组织厚度补偿件和可流动聚合物组合物。聚合物组合物可包含一种或多种合成聚合物和/或一种或多种天然聚合物。聚合物组合物可以是可生物吸收的、生物相容性的和/或可生物降解的。天然聚合物的例子包括但不限于冻干多糖、糖蛋白类、弹性蛋白、蛋白聚糖、明胶、胶原、纤维蛋白、纤连蛋白、纤维蛋白原、弹性蛋白、血清白蛋白、血红蛋白、卵清蛋白、氧化再生纤维素(ORC)和它们的组合。多糖的例子包括但不限于透明质酸、硫酸软骨素、羟乙基淀粉、羟乙基纤维素、羟丙基纤维素、羧甲基纤维素、壳多糖/壳聚糖、琼脂糖、藻酸盐,以及它们的组合。合成聚合物的例子包括但不限于聚(乳酸)(PLA)、聚(L-乳酸)(PLLA)、聚己内酯(PCL)、聚乙醇酸(PGA)、聚(羟基乙酸)、聚(羟基丁酸)、聚(膦腈)、聚酯、聚(三亚甲基碳酸酯)(TMC)、聚对苯二甲酸乙二醇酯(PET)、多羟基链烷酸酯(PHA)、乙交酯和ε-己内酯(PGCL)的共聚物、乙交酯和三亚甲基碳酸酯的共聚物、聚(癸二酸甘油酯)(PGS)、聚对二氧环己酮、聚(原酸酯)、聚酸酐、聚丙烯酰胺、多糖、聚(酯-酰胺)、酪氨酸基聚芳酯、酪氨酸基聚亚氨碳酸酯、酪氨酸基聚碳酸酯、聚(D,L-丙交酯-氨基甲酸酯)、聚(B-羟基丁酸)、聚(E-己内酯)、聚乙二醇(PEG)、聚环氧乙烷、聚[二(羧基苯氧基)磷腈]、聚(氨基酸)、拟聚(氨基酸)、可吸收聚氨酯、聚甲基丙烯酸羟乙酯、聚乙烯基吡咯烷酮、聚乙烯醇、聚丙烯酸、聚乙酸酯、聚己内酯、聚丙烯、尼龙,以及它们的组合。
在各种实施例中,可流动聚合物组合物可包含ε-己内酯和乙交酯的共聚物(PCL/PGA)。在各种实施例中,可流动聚合物组合物可包含(例如)按重量计约50%至约90%的PGA的聚合物组合物,和按重量计约50%至约10%的PCL的聚合物组合物。在各种实施例中,可流动聚合物组合物可包含(例如)按重量计约50%至约75%的PGA的聚合物组合物,和按重量计约50%至约25%的PCL的聚合物组合物。在各种实施例中,可流动聚合物组合物可包含(例如)按重量计约50%至约60%的PGA的聚合物组合物,和按重量计约50%至约40%的PCL的聚合物组合物。在至少一个实施例中,可流动聚合物组合物可包含(例如)按重量计约70%的PGA的聚合物组合物,和按重量计约30%的PCL的聚合物组合物。在至少一个实施例中,可流动聚合物组合物可包含(例如)按重量计约64%的PGA的聚合物组合物,和按重量计约36%的PCL的聚合物组合物。
在各种实施例中,可流动聚合物组合物可包含ε-己内酯和丙交酯(包括L-丙交酯、D-丙交酯、它们的共混物和乳酸共聚物)的共聚物。在各种实施例中,可流动聚合物组合物可包括从30:70到70:30(诸如,例如35:65至65:35、45:55至35:65、和50:50)的PCL与PGA的摩尔比。在各种实施例中,ε-己内酯的量可为30至45摩尔百分比,余量为乙交酯,诸如,例如ε-己内酯的量为35至40摩尔百分比,余量为乙交酯。在各种实施例中,压敏粘合剂可包含36:64(摩尔/摩尔)的[聚(ε-己内酯-共-乙交酯)]共聚物。在各种实施例中,可流动聚合物组合物可包含对二氧杂环己酮(1,4-二氧六环-2-酮)和丙交酯(包括L-丙交酯、D-丙交酯和乳酸)的共聚物。在各种实施例中,可流动聚合物组合物可包含摩尔比为40:60至60:40的对二氧杂环己酮和丙交酯。在各种实施例中,可流动聚合物组合物可包含ε-己内酯和对二氧杂环己酮的共聚物。在各种实施例中,可流动聚合物组合物可包含摩尔比为30:70至70:30的ε-己内酯和对二氧杂环己酮。
在各种实施例中,组织厚度补偿件和可流动附接部分可包含同一种聚合物组合物,或不同种的聚合物组合物。在各种实施例中,组织厚度补偿件和可流动附接部分可包含同一种可生物吸收材料,例如ε-己内酯和乙交酯的共聚物(PCL/PGA)。在各种实施例中,组织厚度补偿件和可流动附接部分在选自以下特征的至少一个特征方面可存在差别:物质组成、模量、伸长度、固有粘度、结晶度和生物可吸收性。在各种实施例中,组织厚度补偿件和可流动附接部分可包含同一种共聚物,该共聚物在选自以下特征的至少一个特征方面存在差别:物质组成、模量、伸长度、固有粘度、结晶度和生物可吸收性。例如,组织厚度补偿件和可流动附接部分都可包含PCL/PGA共聚物,该共聚物在ε-己内酯与乙交酯的重量百分比方面和/或ε-己内酯与乙交酯的摩尔比方面存在差别。在至少一个实施例中,组织厚度补偿件可包含按重量计约50%的PGA的聚合物组合物和按重量计约50%的PCL的聚合物组合物,并且可流动附接部分可包含按重量计约64%的PGA的聚合物组合物和按重量计约36%的PCL的聚合物组合物。在至少一个实施例中,组织厚度补偿件可包含ε-己内酯与乙交酯的摩尔比为50:50的PCL/PGA共聚物,并且可流动附接部分可包含ε-己内酯与乙交酯的摩尔比为36:64的PCL/PGA共聚物。
在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度(这两种浓度分别按聚合物组合物的重量计)可相差至少1重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少5重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少10重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少15重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差1至15重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差10至15重量%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差14重量%。在各种实施例中,如上所述,压敏粘合剂中的ε-己内酯的浓度可能不同于组织厚度补偿件中的ε-己内酯的浓度,使得压敏粘合剂中的ε-己内酯的浓度可能比组织厚度补偿件中的ε-己内酯的浓度大或小。
在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少1重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少5重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少10重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少15重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少20重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差1重量%至20重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差15重量%至20重量%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差16重量%。在各种实施例中,如上所述,压敏粘合剂中的聚乙醇酸的浓度可能不同于组织厚度补偿件中的聚乙醇酸的浓度,使得压敏粘合剂中的聚乙醇酸的浓度可能比组织厚度补偿件中的聚乙醇酸的浓度大或小。
在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少1摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少5摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少10摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差至少15摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差1摩尔%至15摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差10摩尔%至15摩尔%。在各种实施例中,压敏粘合剂中的ε-己内酯的浓度与组织厚度补偿件中的ε-己内酯的浓度可相差14摩尔%。在各种实施例中,如上所述,压敏粘合剂中的ε-己内酯的浓度可能不同于组织厚度补偿件中的ε-己内酯的浓度,使得压敏粘合剂中的ε-己内酯的浓度可能比组织厚度补偿件中的ε-己内酯的浓度大或小。
在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少1摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少5摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少10摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少15摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差至少20摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差1摩尔%至20摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差15摩尔%至20摩尔%。在各种实施例中,压敏粘合剂中的聚乙醇酸的浓度与组织厚度补偿件中的聚乙醇酸的浓度可相差16摩尔%。在各种实施例中,如上所述,压敏粘合剂中的聚乙醇酸的浓度可能不同于组织厚度补偿件中的聚乙醇酸的浓度,使得压敏粘合剂中的聚乙醇酸的浓度可能比组织厚度补偿件中的聚乙醇酸的浓度大或小。
在各种实施例中,可流动聚合物组合物可包含另外的可选组分,以便进一步改善组合物的可加工性和/或机械特性,以及其他特性,例如粘着性、耐光老化性、耐氧老化性、耐热老化性和视觉外观。此类可选组分可包括其他共聚物,可流动聚合物组合物可包含该其他共聚物以获得期望的性质,例如能增强与基底的附着性或相容性。在各种实施例中,此类另外的可选组分可包括但不限于其他聚合物或共聚物、填料、交联剂、增粘剂、增塑剂、颜料、染料、抗氧化剂、着色剂和稳定剂。在各种实施例中,可流动聚合物组合物可包含一定量的增粘剂,其量按聚合物组合物的总重量计,为至少0.1重量%、至少2重量%或至少5重量%并至多达10重量%、25重量%或50重量%。在各种实施例中,可流动聚合物组合物可包含一定量的增塑剂,其量按聚合物组合物的总重量计,为至少0.1重量%、至少2重量%或至少5重量%并至多达10重量%、25重量%或50重量%。
在各种实施例中,可流动附接部分可包括可流动的(可塑性变形的)聚合物组合物。在各种实施例中,可流动聚合物组合物在室温(例如,20℃至25℃)下通常可发粘,并且只向其施加适度压力(例如手指压力)就能将它可释放地附着到多种基底,以形成粘合附接到基底。在各种实施例中,可流动聚合物组合物在多达40℃、多达45℃、多达50℃、多达55℃、和/或多达60℃时为固体。在各种实施例中,可流动聚合物组合物超过40℃、超过45℃、超过50℃、超过55℃、超过60℃、和/或超过120℃就会熔融,但不降解。在各种实施例中,可流动聚合物组合物最高至600℃、最高至500℃、最高至400℃、最高至300℃、最高至240℃、和/或最高至180℃都可熔融而不降解。在各种实施例中,可流动聚合物组合物在40.1℃至600℃的温度范围内、120℃至240℃的温度范围内、和/或180℃温度下可熔融而不降解。
在各种实施例中,可流动聚合物组合物的特点可为:该组合物的0.1g/dL六氟异丙醇溶液在25℃下的固有粘度为0.6g/dL至4.0g/dL、0.8g/dL至3.2g/dL、1.0g/dL至2.4g/dL、和/或1.6g/dL。在各种实施例中,可流动聚合物组合物可以不包含凝胶。
在各种实施例中,可流动聚合物组合物可具备以下特性中的一种或多种:结晶度百分比小于约25%、小于约15%,以及从15%至25%;伸长百分比大于约200、大于约500,以及从约200至约500;模量小于约40,000psi、小于约20,000,以及从约20,000psi至约40,000psi。
在各种实施例中,可流动附接部分可包括附接到组织厚度补偿件的表面和/或边缘的条状物、带状物、带卷、片状物和膜状物中的一种。在各种实施例中,可流动附接部分可包括压敏胶带,该压敏胶带包括粘合剂和背衬。在各种实施例中,背衬可以包括柔性背衬材料和不可挠曲背衬材料中的一种。柔性背衬材料的例子包含但不限于塑料膜诸如聚丙烯、聚乙烯、聚氯乙烯、聚酯(聚对苯二甲酸乙二醇酯)、聚碳酸酯、聚甲基丙烯酸甲酯(PMMA)、醋酸纤维素、三醋酸纤维素和乙基纤维素。可以使用泡沫背衬。不可挠曲背衬材料的例子包括但不限于金属、金属化聚合物膜、涂布氧化铟锡的玻璃和聚酯、PMMA板、聚碳酸酯板、玻璃或陶瓷片材。在各种实施例中,压敏胶带可包括防粘衬层。在各种实施例中,通过移除防粘衬层从而暴露粘合剂,可施用压敏胶带。
在各种实施例中,可使用常规涂布技术例如辊涂、流涂、浸涂、旋涂、喷涂、刮涂和挤压涂布将可流动附接部分施加到组织厚度补偿件。在各种实施例中,可流动附接部分可例如具有约1.25mm至约1.50mm的初始厚度。在一些实施例中,可流动附接部分可例如具有约0.5mm至约0.75mm的初始厚度。在各种实施例中,当向可流动附接部分施加压力时,其可具有的最终厚度为例如至少有0.25mm。
在各种实施例中,参见图263,可流动附接部分30000可包括沿组织厚度补偿件30010中心轴的一部分纵向居中设置的连续条带。该条带的宽度可例如至少为1mm。该条带的宽度可例如介于约0.5mm和约1.5mm之间。该条带的宽度可例如介于约1.0mm和约1.25mm之间。可流动附接部分30000的第一位置可与砧座30020间隔开,并且可流动附接部分30000的第一轮廓可包括中立(原始)轮廓。如图264所示,可流动附接部分30000可与砧座30020中的空隙30025(例如,诸如居中设置的狭槽)对准。如图265所示,当向可流动附接部分30000施加达到阈值水平的压力时,可流动附接部分30000可流入狭槽30025中,以与砧座30020牢固接合。可流动附接部分30000可将狭槽30025的至少一部分填充,使得可流动附接部分30000可呈现狭槽30025的形状。可流动附接部分30000的第二位置可与砧座30020接触,并且可流动附接部分30000的第二轮廓可包括与狭槽30025互补的轮廓。可流动附接部分30000可将组织厚度补偿件30010可释放地附接到砧座30020。
在各种实施例中,参见图266,可流动附接部分30000可包括两个沿组织厚度补偿件30010的一部分纵向设置且彼此平行的连续条带。该条带的宽度可例如至少为1mm。该条带的宽度可例如介于约0.5mm和约1.5mm之间。该条带的宽度可例如介于约1.0mm和约1.25mm之间。两个分开的条带可与组织厚度补偿件30010的中心轴和侧边缘间隔开。每个条带间的间隙宽度可例如至少为1mm,并且每个条带与侧边缘间的间隙宽度可例如至少为1mm。粘合剂与无粘合剂空间之比可例如介于约1:4与约1:2之间。粘合剂与无粘合剂空间之比可例如至少为1:10。在各种情况下,粘合剂与无粘合剂空间之比可为0。在一些情况下,可期望恒定的层跨整个表面。可流动附接部分30000的第一位置可与砧座30020间隔开,并且可流动附接部分30000的第一轮廓可包括中立(原始)轮廓。如图267所示,可流动附接部分30000可例如与钉腔30030对准。如图268所示,当向可流动附接部分30000施加达到阈值水平的压力(诸如手指压力)时,可流动附接部分30000可流入钉腔30030,继而与砧座30020形成牢固接合。可流动附接部分30000可将钉腔30030的至少一部分填充,使得可流动附接部分30000会可呈钉腔30030的形状。钉腔30030的至少一部分可不含可流动附接部分30000。可流动附接部分30000的第二位置可与砧座30020接触,并且可流动附接部分30000的第二轮廓可包括与钉腔30030互补的轮廓。可流动附接部分30000可将组织厚度补偿件30000可释放地附接到砧座30020。
在各种实施例中,现在参见图269至图273,可例如使用钉仓施用装置30140将包括支撑部分30102和组织厚度补偿件30110的钉仓30100装载到钉仓通道中。在各种实施例中,钉仓施用装置30140除了能将钉仓30100定位在钉仓通道内,可还能够使上部组织厚度补偿件30110相对于砧座30120定位。钉仓施用装置30140可包括能够与锁突出部可释放地接合的锁臂30141,其中锁突出部从钉仓30100的支撑部分30102延伸,使得钉仓施用装置30140可保持在钉仓30100的组织厚度补偿件30110上方的适当位置。在各种实施例中,上部组织厚度补偿件30110能够可移除地附接到钉仓施用装置30140,使得外科器械的砧座30120可在施用装置30140上闭合,与组织厚度补偿件30110接合,并且使组织厚度补偿件30110与钉仓施用装置30140分离。在各种实施例中,组织厚度补偿件30110和/或砧座30120可包括一个或多个保持特征结构,该保持特征结构可能够将组织厚度补偿件30110可释放地保持到砧座。在各种实施例中,保持特征结构可包括粘合剂片和/或粘合剂突片30112。
在各种实施例中,粘合剂片和/或粘合剂突片可与组织厚度补偿件30110的一部分一体形成。在各种实施例中,组织厚度补偿件30110可沿其边缘包括至少一个粘合剂突片30112。粘合剂突片30112可包括防粘衬层30113。参见图271,可将砧座30120运动到闭合位置,以接合组织厚度补偿件30110。然后,可移除防粘衬层30113,以暴露粘合剂突片30112的粘合剂表面。接下来,参见图272和图273,可将粘合剂突片30112的第一端部固定到砧座并且将粘合剂突片30112的第二端部固定到砧座,以将组织厚度补偿件30110以可释放的方式附接到砧座。可朝远侧牵拉粘合剂突片30112,以将组织厚度补偿件30110从钉仓施用装置30140分离。完成上述操作后,可将砧座和钉仓30100相对于待缝合和/或切入的组织定位。接着,临床医生可牵拉粘合剂突片30112,以使组织厚度补偿件30110从砧座分离。
参见图284至图288,在各种实施例中,组织厚度补偿件30210可沿其远侧边缘包括至少一个粘合剂突片30212。粘合剂突片30212可包括防粘衬层30213。如本文所述,钉仓施用装置30240可能够将上部组织厚度补偿件30210相对于砧座30220定位。可移除防粘衬层30213,以暴露粘合剂突片30212的粘合剂表面。可翻折粘合剂突片30212,并且将其固定至砧座30220,以使组织厚度补偿件30210以可释放的方式附接到砧座30220。然后可朝远侧牵拉粘合剂突片30212,以使组织厚度补偿件30210从钉仓施用装置30240分离。然后,可将砧座30220和钉仓30200相对于待缝合和/或切入的组织定位。参见图289至图290,在使用中,通过击发构件可将钉部署滑动件朝远侧推进穿过钉仓,继而可将刀刃30211推进穿过组织厚度补偿件30210,以便切入粘合剂突片30212的至少一部分,并且使组织厚度补偿件30210从砧座30220逐渐分离。临床医生可在重新装载新的钉仓30200之前将粘合剂突片30212的剩余部分拉离砧座30220。
在各种实施例中,粘合剂片和/或粘合剂突片可与组织厚度补偿件分开。参见图274至图276,在至少一个实施例中,可将粘合剂突片30312(还可参见图288和图292)设置在钉仓30300与组织厚度补偿件30310之间。组织厚度补偿件30310可包括凹口30311,该凹口的尺寸能够并且被设定成与粘合剂突片30312配合,以将组织厚度补偿件30310可释放地保持到砧座30320。可将粘合剂突片30312的第一端部邻近凹口30311固定到组织厚度补偿件30310,并且可将粘合剂突片30312的第二端部固定到砧座30320。如图277所示,粘合剂突片30312未接合凹口30311。此后,可将砧座30320和钉仓30300相对于待缝合和/或切入的组织T定位。
如上所述,在使用中,通过击发构件可将钉部署滑动件朝远侧推进穿过钉仓,以便如上文概述的那样将钉从钉仓射出。在钉变形时,每个钉可将组织厚度补偿件的一部分捕获,使其抵靠组织顶部表面。与此同时,击发构件可将刀刃推进穿过组织厚度补偿件30310,其中在至少一个实施例中,刀刃可推进穿过组织厚度补偿件30310,以使组织厚度补偿件30310朝远侧运动,并且使粘合剂突片30312如图277至图279所示那样与凹口30311对准,以便使刀刃切入组织厚度补偿件30310,并且使组织厚度补偿件30310从砧座30320分离。在各种实施例中,当钉通过钉驱动器如上所述那样从它们的未击发位置运动到它们的击发位置时,不含凹口的组织厚度补偿件30310可向下运动,如图280和图281所示,以脱离粘合剂突片30312,并且将组织厚度补偿件30310从砧座30320分离。在已部署钉后,可再次打开砧座30320,并且远离植入的组织厚度补偿件30310运动,如图283所示。通过比较图282和图283,读者会明白,组织厚度补偿件30310可如上所述那样紧固至组织T,并被切割构件切入。
在各种实施例中,通过从第一粘合剂突片移除第一防粘衬层,从而暴露可流动附接部分(例如包含压敏粘合剂),可施用可流动附接部分。然后可将第一粘合剂突片滚压到基底的外表面上,或是用其他方式将第一粘合剂突片按压到基底的外表面上。接着可从第二粘合剂突片移除第二防粘衬层,从而暴露压敏粘合剂。此时可将第二粘合剂突片按压到基底的外表面和/或第一粘合剂突片上。一旦将压敏粘合剂施加到组织厚度补偿件后,它就被放置以接触钉仓和/或砧座。压敏粘合剂可将组织厚度补偿件固定到基底。
本文所述的各种实施例在钉的上下文中进行了描述,这些钉可拆卸地存储在钉仓内,与外科缝合器械一起使用。在一些情况下,钉可包括线材,该线材在接触外科缝合器的砧座时会变形。此类线材可(例如)由金属(诸如不锈钢)和/或任何其他合适的材料构成。此类实施例和其教导内容可应用于包括紧固件的实施例,该紧固件可拆卸地存储在紧固件仓内,与任何合适的紧固器械一起使用。
本文描述的各种实施例在附接到钉仓和/或紧固件仓、和/或与钉仓和/或紧固件仓一起使用的组织厚度补偿件的上下文中进行描述。此类组织厚度补偿件可用于补偿从钉仓的一端到另一端的组织厚度变化,或用于补偿捕获在一个钉或紧固件内的组织厚度较之捕获在另一个钉或紧固件内的组织厚度的变化。此类组织厚度补偿件还可用于补偿从钉仓的一侧到另一侧的组织厚度变化。此类实施例及其教导内容可应用于包括附接到钉仓和/或紧固件仓、和/或与钉仓和/或紧固件仓一起使用的一个或多个材料层的实施例。这种材料层可包括支撑物材料。
本文所述的各种实施例在线性端部执行器和/或线性紧固件仓的上下文中进行了描述。此类实施例及其教导内容可应用于非线性端部执行器和/或非线性紧固件仓,例如圆形和/或波状外形的端部执行器。例如,各种端部执行器,包括非线性端部执行器,在提交于2011年2月28日,名称为“SURGICALSTAPLINGINSTRUMENT”的美国专利申请序列号13/036,647(现为美国专利申请公开2011/0226837)中有公开,该专利申请据此全文以引用方式并入本文。另外,提交于2012年9月29日的名称为“STAPLECARTRIDGE”的美国专利申请序列号12/893,461(现为美国专利申请公开2012/0074198)据此全文以引用方式并入本文。提交于2008年2月15日的名称为“ENDEFFECTORSFORASURGICALCUTTINGANDSTAPLINGINSTRUMENT”的美国专利申请序列号12/031,873(现为美国专利7,980,443)也据此全文以引用方式并入本文。
据述以引用方式全文或部分地并入本文的任何专利、公布或其他公开材料都仅在所并入的材料不与本公开所述的现有定义、陈述或其他公开材料相冲突的范围内并入本文。因此,在必要的情况下,本文明确陈述的公开内容可取代任何与之抵触的以引用方式并入本文的材料。任何据述以引用方式并入本文但与本文所述的现有定义、陈述或其他公开材料相冲突的任何材料或其部分,仅在所并入的材料和现有公开材料之间不产生冲突的程度下并入本文。
尽管已将本发明描述为具有示例性设计,但可在本公开的实质和范围内对本发明进行进一步修改。因此本申请旨在涵盖采用本发明一般原理的任何变型、用途或修改型式。此外,本申请旨在涵盖本发明所属领域中属于已知或惯有实践范围内的与本公开不同的型式。
Claims (17)
1.一种钉仓,包括:
仓体,所述仓体包括平台和钉腔;
钉,所述钉至少部分地定位在所述钉腔内;
层,所述层附接到所述平台,其中所述层至少部分地在所述钉腔上延伸;
夹钳,所述夹钳能够可释放地将所述层固定到所述仓体;以及
击发构件,所述击发构件能够在所述击发构件的击发行程期间运动穿过所述仓体以从所述钉腔射出所述钉,其中所述击发构件能够在所述击发行程期间至少部分地释放所述夹钳。
2.根据权利要求1所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置之前从所述钉腔射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置之前释放所述层。
3.根据权利要求1所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置之前从所述钉腔射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置时释放所述层。
4.根据权利要求1所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置时从所述钉腔射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置之前释放所述层。
5.根据权利要求1所述的钉仓,其中所述层包括组织厚度补偿件。
6.根据权利要求1所述的钉仓,其中所述夹钳能够在所述夹钳处于未释放状态时抵靠所述平台压缩所述层,并且其中所述击发构件能够将所述夹钳抬离所述平台以释放所述组织厚度补偿件。
7.根据权利要求6所述的钉仓,其中所述夹钳由柔性材料构成,并且其中所述夹钳安装到所述仓体。
8.一种钉仓,包括:
仓体,所述仓体包括平台和钉腔;
钉,所述钉至少部分地定位在所述钉腔内;
层,所述层附接到所述平台,其中所述层至少部分地在所述钉腔上延伸;
保持销,所述保持销与所述层接合以将所述层固定到所述仓体;以及
击发构件,所述击发构件能够在所述击发构件的击发行程期间运动穿过所述仓体以从所述钉腔射出所述钉,其中所述击发构件能够在所述击发行程期间使所述保持销从所述层脱离以从所述仓体释放所述层。
9.根据权利要求8所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置之前从所述钉腔射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置之前释放所述层。
10.根据权利要求8所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置之前从所述仓体射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置时释放所述层。
11.根据权利要求8所述的钉仓,其中所述击发行程包括端部位置,其中所述击发构件能够在到达所述端部位置时从所述钉腔射出所有所述钉,并且其中所述击发构件能够在到达所述端部位置之前释放所述层。
12.根据权利要求8所述的钉仓,其中所述层包括组织厚度补偿件。
13.根据权利要求8所述的钉仓,还包括夹钳,所述夹钳能够将所述层可释放地保持到所述平台。
14.根据权利要求8所述的钉仓,还包括偏置构件,所述偏置构件能够将所述保持销偏置为与所述层接合,并且其中所述击发构件能够在所述击发行程期间克服所述偏置构件的作用。
15.一种钉仓,包括:
仓体,所述仓体包括平台和钉腔;
钉,所述钉至少部分地定位在所述钉腔内;
层,所述层附接到所述平台,其中所述层至少部分地在所述钉腔上延伸;
保持装置,所述保持装置用于将所述层保持到所述仓体;
击发构件,所述击发构件能够在所述击发构件的击发行程期间运动穿过所述仓体以从所述钉腔射出所述钉;以及
停用装置,所述停用装置用于在所述击发行程期间使所述保持装置停用。
16.根据权利要求15所述的钉仓,其中所述停用装置在所述击发构件的所述击发行程结束时使所述保持装置停用。
17.根据权利要求15所述的钉仓,其中所述停用装置在所述击发构件的所述击发行程结束前使所述保持装置停用。
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CN201480008016.5A Active CN105120769B (zh) | 2013-02-08 | 2014-02-05 | 包括可释放的组织厚度补偿件的紧固件仓 |
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CN201480007994.8A Active CN104994796B (zh) | 2013-02-08 | 2014-02-05 | 包括可释放地附接的组织厚度补偿件的紧固件仓 |
CN201480018274.1A Active CN105073030B (zh) | 2013-02-08 | 2014-02-07 | 具有层保持特征结构的外科钉仓 |
CN201480020130.XA Active CN105324085B (zh) | 2013-02-08 | 2014-02-07 | 包括可释放盖的钉仓 |
CN201480020224.7A Expired - Fee Related CN105163675B (zh) | 2013-02-08 | 2014-02-07 | 包括可部署附接构件的用于缝合器的砧座的组织厚度补偿层 |
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CN201480008009.5A Active CN105073029B (zh) | 2013-02-08 | 2014-02-05 | 可释放的组织厚度补偿件和具有该组织厚度补偿件的紧固件仓 |
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CN201480007994.8A Active CN104994796B (zh) | 2013-02-08 | 2014-02-05 | 包括可释放地附接的组织厚度补偿件的紧固件仓 |
CN201480018274.1A Active CN105073030B (zh) | 2013-02-08 | 2014-02-07 | 具有层保持特征结构的外科钉仓 |
CN201480020130.XA Active CN105324085B (zh) | 2013-02-08 | 2014-02-07 | 包括可释放盖的钉仓 |
CN201480020224.7A Expired - Fee Related CN105163675B (zh) | 2013-02-08 | 2014-02-07 | 包括可部署附接构件的用于缝合器的砧座的组织厚度补偿层 |
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EP (15) | EP2764829B1 (zh) |
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