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Número de publicaciónCN103908711 B
Tipo de publicaciónConcesión
Número de solicitudCN 201410147182
Fecha de publicación16 Mar 2016
Fecha de presentación14 Abr 2014
Fecha de prioridad14 Abr 2014
También publicado comoCN103908711A
Número de publicación201410147182.5, CN 103908711 B, CN 103908711B, CN 201410147182, CN-B-103908711, CN103908711 B, CN103908711B, CN201410147182, CN201410147182.5
Inventores林新颖, 祁亚峰, 邹忠东
Solicitante林新颖, 祁亚峰, 邹忠东
Exportar citaBiBTeX, EndNote, RefMan
Enlaces externos:  SIPO, Espacenet
可穿刺组合型注射器 Combined syringe can puncture traducido del chino
CN 103908711 B
Resumen  traducido del chino
本发明涉及一种可穿刺组合型注射器。 The present invention relates to a syringe needle combination. 本发明包括针筒、针座、活塞、限位组件以及在外力作用下控制活塞在针筒筒腔内滑动的控制件,所述的针筒为上端开口、下端设有出液口的中空管体,用于安装注射针的针座与出液口连接;所述的控制件为穿刺针;所述的活塞位于针筒的筒腔内,活塞包括密封塞部以及活塞杆;所述的限位组件设置于活塞上,当外力作用于穿刺针控制活塞滑动到针筒的上端开口处时,限位组件卡在针筒上端开口的边沿或者针筒上部分筒壁上设有的槽口。 The present invention includes a syringe, a needle holder, a piston, and a stop assembly under external control of the control piston in the syringe barrel chamber member slides, said upper end opening of the barrel, with the lower end of a hollow liquid outlet the tubular body, the needle hub for mounting the injection needle connected to the liquid outlet; said control member is puncture needle; wherein the piston cylinder chamber located in the barrel, the piston including a piston rod and the sealing plug portion; wherein stop assembly disposed on the piston, when the external force is applied to the upper end of the needle to the syringe control piston slide opening, the limit on the card edge component or the syringe barrel upper end opening portion of the cylinder wall has a notch . 本发明的优点在于:它结构简单、携带方便、能实现多种用途,另外本发明操作便捷,患者用单手即可完成全部操作,能够用于军队作战、航海航天、野外作业等特殊环境中。 Advantage of the present invention is that: simple structure, easy to carry, can achieve a variety of purposes, in addition to convenient operation of the invention, the patient with one hand to complete all operations, military operations can be used in special circumstances, aerospace navigation, field work, etc. .
Reclamaciones(7)  traducido del chino
1.一种可穿刺组合型注射器,其特征在于:它包括针筒、针座⑶、活塞、限位组件以及在外力作用下控制活塞在针筒筒腔内滑动的控制件,所述的针筒为上端开口、下端设有出液口的中空管体,用于安装注射针的针座(3)与出液口连接; 所述的控制件为穿刺针,所述的穿刺针包括针尖(1)和针体(2),针体(2)的底端与针尖(1)连接,且针体(2)靠近针尖(1)处的侧壁上设有螺纹; 所述的活塞位于针筒的筒腔内,活塞包括密封塞部(4)以及活塞杆(5),所述的密封塞部(4)的横截面直径与针筒的筒腔的内直径大小相匹配,所述的活塞杆(5)的底端与密封塞部(4)的上端面连接,活塞杆(5)的中心设有可供穿刺针旋入的螺纹孔,螺纹孔从活塞杆(5)的上端面开始,沿活塞杆(5)径向向下延伸; 所述的限位组件设置于活塞上,且当外力作用于穿刺针控制活塞滑动到针筒的上端开口处时,限位组件卡在针筒上端开口的边沿或者针筒上部分筒壁上设有的槽口。 1. A syringe needle combination, characterized in that: it includes a syringe, needle holder ⑶, piston stop assembly and the external force control piston in the syringe barrel cavity sliding control member, said needle the upper end opening of the barrel, with the lower end of the liquid outlet of the hollow tube, for mounting the needle hub (3) is connected to a liquid outlet; said control member is a needle puncture, the puncture needle comprises a tip (1) and the needle body (2), needle (2) and the bottom end of the tip (1) is connected, and the needle body (2) near the tip (1) provided with a thread on the side walls; said piston is located cavity of the syringe barrel, the piston comprises a sealing plug portion (4) and the piston rod (5), the inner diameter of the sealing plug portion (4) and the cross-sectional diameter of the syringe barrel cavity matches the on the end face of the bottom of the piston rod (5) with the sealing plug portion (4) connected to the central rod (5) is provided with a threaded hole for screwing the needle, threaded rod from the hole (5) end surface started along the piston rod (5) extending radially downward; the stop assembly is provided on the piston, and when the external force is applied to the upper end of the needle to the syringe control piston sliding opening, stop assembly card on the edge of a syringe or the upper end opening portion of the cylinder wall has a notch.
2.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的限位组件为2个以上均布于活塞杆(5)周围的弹性杆A (6),所述的弹性杆A (6)与密封塞部(4)的上端面或活塞杆(5)的侧壁面连接,弹性杆A(6)的上端设有背向针筒横截面圆心方向延伸的凸起A(7),使得当弹性杆A(6)与活塞一起位于针筒筒腔内时,弹性杆A(6)受限于针筒筒壁,但具有向外扩张的趋势;当活塞向针筒的上端开口运动,弹性杆A(6)运动到针筒的上端开口时,弹性杆A(6)向外扩张且弹性杆A(6)的凸起A(7)卡在针筒上端开口的边沿。 The combination of one of the syringes may puncture claim, wherein: said stop assembly of two or more uniformly distributed in the piston rod (5) around the elastic rod A (6), said elastic rod a (6) and the sealing plug portion (4) on the end or the piston rod (5) connected to the side wall surface, the upper end of the elastic rod a (6) facing away from the syringe provided with a cross-section extending in the direction of the center protrusion a ( 7), so that when the elastic rod a (6), together with the piston cylinder chamber located in the barrel, the elastic rod a (6) is limited by the wall of the syringe barrel, but the trend has outwardly flared; when the syringe piston the upper end of the opening movement, the elastic rod a (6) is moved to the upper end of the barrel opening, the elastic rod a (6) outward expansion and elastic rod a (6) projection a (7) card edge at the upper end of the barrel opening .
3.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的限位组件为2个以上均布于活塞杆(5)周围的弹性杆B (8),所述的弹性杆B (8)与密封塞部(4)的上端面或活塞杆(5)的侧壁面连接,弹性杆B(8)的上端设有背向针筒横截面圆心方向延伸的凸起B(9),针筒上部分筒壁上设有与弹性杆B(8)数量、位置对应且可供凸起B(9)穿出的槽口;使得当弹性杆B(8)与活塞一起位于针筒筒腔内时,弹性杆B(8)受限于针筒筒壁,但具有向外扩张的趋势;当活塞向针筒的上端开口运动,弹性杆B(8)运动到针筒的上端时,弹性杆B(8)向外扩张且弹性杆B(8)的凸起B(9)从槽口穿出。 According to claim 1 wherein the syringe can puncture assembly as claimed in claim wherein: said stop assembly of two or more uniformly distributed to the elastic rod (5) surrounding the rod B (8), said elastic the upper end (8) and the sealing plug portion (4) of the piston rod end or pole B (5) connected to the side wall surface, elastic rod B (8) is provided with a cross-sectional center back needle extending projection B ( 9), the cylindrical wall of the barrel portion is provided with an elastic rod B (8) the number of available positions and the corresponding projection B (9) piercing notch; so that when the elastic rod B (8) together with the piston located when the syringe barrel cavity, elastic rod B (8) is limited by the wall of the syringe barrel, but with a tendency to expand outward; to the upper end of the cylinder when the piston opening movement, elastic rod B (8) to the movement of the syringe when the upper end of the elastic rod B (8) outward expansion and elastic rod B (8) of the projections B (9) from the slot piercing.
4.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的限位组件为限位杆A(10),所述的针筒的上端开口为部分开口,即上端开口的边缘处设有向内延伸的边沿,且边沿上设有一段缺口,所述的限位杆A(10)与密封塞部(4)的上端面或活塞杆(5)的侧壁面连接,限位杆A(10)的上端设有背向针筒横截面圆心方向延伸的凸起C(ll),使得当活塞向针筒的上端开口运动,限位杆A(10)运动到针筒的上端开口时,限位杆A(10)从针筒上端开口的边沿缺口处穿出,外力作用于穿刺针旋转活塞,进而带动限位杆A(10)旋转,使得凸起C(ll)卡在针筒上端开口的边沿上。 1 according to the type of syringe can puncture assembly as claimed in claim wherein: said stop assembly of the retainer lever A (10), the upper end of said barrel opening is partially open, i.e., the upper end opening at the edges with a rim extending inward and provided with some notches on the edge, on the limit rod a (10) and the sealing plug portion (4) of the end or the piston rod (5) connected to the side wall surface, limit the upper end of the rod bits a (10) facing away from the barrel is provided with a cross-section extending projection center C (ll), such that when the piston towards the upper end of the opening movement of the syringe, the retainer lever a (10) is moved to the syringe when the upper end of the opening, the retainer lever a (10) from the edge of the gap at the upper end of the barrel opening piercing, rotary piston external force on the needle, and then drive retainer lever a (10) is rotated so that the projection C (ll) card on the edge of the upper end of the barrel opening.
5.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的限位组件包括弹簧(12)以及2根限位杆B(13),所述的2根限位杆B(13)分别固设于弹簧(12)的两端,所述的活塞杆(5)上设有垂直于针筒筒壁的弹簧(12)腔,带有限位杆B (13)的弹簧(12)穿入弹簧(12)腔内,使得当带有限位杆B(13)的弹簧(12)与活塞一起位于针筒筒腔内时,弹簧(12)两端的限位杆B(13)与针筒筒壁接触,弹簧(12)被压缩;当活塞向针筒的上端开口运动,限位杆B(13)运动到针筒的上端开口时,弹簧(12)向外扩张且限位杆B(13)卡在针筒上端开口的边沿。 According to a combination of the syringe can puncture claim, wherein: said stop assembly comprises a spring (12) and two retainer lever B (13), said two retainer lever B (13) are respectively fixed on both ends of the spring (12), provided with said piston rod (5) perpendicular to the spring barrel of the barrel wall (12) of the chamber, with the spring retainer lever B (13) (the 12) penetrating the spring (12) chamber, such that when the spring with the retainer lever B (13) (12) together with the piston cylinder chamber located in the barrel, the spring (12) at both ends of the stopper lever B (13) in contact with the wall of the syringe barrel, a spring (12) is compressed; when the piston towards the upper end of the opening movement of the syringe, the stopper lever B (13) is moved to the upper end opening of the barrel, a spring (12) and limit outward expansion pole B (13) stuck in the upper edge of the barrel opening.
6.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的限位组件为长度大于针筒筒腔横截面直径的限位杆C(14),所述的活塞杆(5)上设有垂直于针筒筒壁的空腔,且空腔的横截面直径与限位杆C(14)的横截面直径相匹配,使得当活塞向针筒的上端开口运动,活塞杆(5)上的空腔位于针筒上方时,人为将限位杆C(14)插入活塞杆(5)上的空腔内,限位杆C(14)卡在针筒的上端开口边沿。 6. The puncturing may be a combination of the syringe as claimed in claim wherein: said stop assembly to the syringe barrel cavity length is greater than the cross-sectional diameter of the retainer lever C (14), said piston rod ( 5) provided with a cavity perpendicular to the syringe barrel wall, and the cross-sectional diameter of the cavity with the stopper lever C (14) matches the cross-sectional diameter, so that when the piston towards the upper end of the barrel of the opening movement of the piston rod cavities (5) located on the top of the barrel, the artificially limit lever C (14) inserted into the piston rod (5) on the cavity, the retainer lever C (14) at the upper end of the barrel opening card edge.
7.根据权利要求1所述的可穿刺组合型注射器,其特征在于:所述的穿刺针还包括针柄(15),针柄(15)与针体⑵的上端连接;所述的针尖⑴为三棱形针尖(1)。 7. The puncturing may be a combination of the syringe according to claim, characterized in that: said needle further comprises a needle shank (15), the needle shaft (15) connected to the upper end of the needle body ⑵; ⑴ the tip three prismatic tip (1).
Descripción  traducido del chino
可穿刺组合型注射器 Combined syringe can puncture

技术领域 TECHNICAL FIELD

[0001] 本发明涉及一种可穿刺组合型注射器。 [0001] The present invention relates to a syringe needle combination.

背景技术 Background technique

[0002] 随着临床的需要和科学技术的发展,注射器技术呈现出蓬勃发展的态势,不同类型的注射器已相继问世。 [0002] With the development of clinical needs and science and technology, technical syringe showing booming trend, a different type of syringe has been one after another. 但是这些注射器大多只能起到注射或者改装后起到负压引流的作用,而在某些紧急情况下如军队作战、航海航天、野外作业等医疗设备匮乏的情况下,往往还需要穿刺针、负压引流等装备,这样医生就必须携带多种医疗器件出诊,给出诊带来了很大的不便,虽然传统的注射器,也可以用于负压引流,但是,因为传统注射器的活塞杆太长,用起来不方便,且不便于携带。 But most of these syringes or injection can only play the role played suction drainage after modification, and in case of an emergency, such as military operations, are scarce nautical aerospace, medical equipment, field work and other circumstances, often also need needle, suction drainage and other equipment, so that the doctor will have to carry a variety of medical devices visits, visits to bring a lot of inconvenience, although conventional syringe can also be used for drainage, however, because the long tradition of the syringe piston rod , inconvenient to use, and not easy to carry. 为此,需要设计出一种结构简单、携带方便、操作便捷且能实现多种用途的组合型注射器,该组合型注射器可应用于军队野战救护、航海航天医疗、野外救护等多方面装备配置。 To do this, you need to design a simple, easy to carry, easy to operate and can achieve a variety of uses combination syringe, the syringe can be used in combination army field rescue, maritime aerospace medical, rescue and many other outdoor equipment configuration.

发明内容 SUMMARY

[0003] 本发明的目的在于提供一种结构简单、携带方便、操作便捷且能实现多种用途的可穿刺组合型注射器。 [0003] The object of the present invention is to provide a simple structure, easy to carry, easy to operate and can achieve a variety of applications can puncture combination syringe.

[0004] 本发明的目的通过如下技术方案实现:一种可穿刺组合型注射器,其特征在于:它包括针筒、针座、活塞、限位组件以及在外力作用下控制活塞在针筒筒腔内滑动的控制件,所述的针筒为上端开口、下端设有出液口的中空管体,用于安装注射针的针座与出液口连接; [0004] The object of the present invention is realized by the following technical solutions: one can puncture combination syringe, characterized in that: it includes a syringe, needle seat, piston stop assembly and the external force control piston in the syringe barrel chamber controlling the sliding member, the upper end opening of said barrel, with the lower end of the liquid outlet of the hollow tube, for mounting the injection needle connected to the needle hub a liquid outlet;

[0005] 所述的控制件为穿刺针,所述的穿刺针包括针尖和针体,针体的底端与针尖连接,且针体靠近针尖处的侧壁上设有螺纹; Controls [0005] wherein the puncture needle, said needle tip and includes a bottom end and tip needle, needle body connection, provided with a thread and needle close to the side walls of the needle tip;

[0006] 所述的活塞位于针筒的筒腔内,活塞包括密封塞部以及活塞杆,所述的密封塞部的横截面直径与针筒的筒腔的内直径大小相匹配,所述的活塞杆的底端与密封塞部的上端面连接,活塞杆的中心设有可供穿刺针旋入的螺纹孔,螺纹孔从活塞杆的上端面开始,沿活塞杆径向向下延伸; [0006] The piston is in said cavity of the syringe barrel, the piston including a piston rod and the sealing plug portion, the inner diameter of the cross-sectional diameter of the cylindrical cavity and the barrel portion of the sealing plug to match, said on the bottom end of the sealing plug portion of the end surface of the piston rod connected to the piston rod of the center is equipped with a threaded hole for the needle is screwed into the threaded hole on the end face of the piston rod from the start, extending downward along the radial piston rod;

[0007] 所述的限位组件设置于活塞上,且当外力作用于穿刺针控制活塞滑动到针筒的上端开口处时,限位组件卡在针筒上端开口的边沿或者针筒上部分筒壁上设有的槽口。 Stop assembly [0007] The settings on the piston, and when the external force is applied to the upper end of the needle to the syringe control piston slide opening, the limit on the card edge component in a syringe or syringe barrel upper end opening portion the wall has a notch.

[0008] 较之现有技术而言,本发明的优点在于:(1)本发明结构简单,且因为本发明的穿刺针与活塞是可分离的,所以本发明还有携带方便的优点。 [0008] Compared with the prior art, the advantages of the present invention is: (1) simple structure of the present invention, and since the needle of the present invention the piston is separable, the present invention is also easy to carry advantages. (2)本发明在实施传统注射器的注射作用时,与传统注射器一样只需控制活塞在针筒筒腔内运动;本发明在实施穿刺功能时,只需将穿刺针从螺纹孔中旋出,便可以用于穿刺;本发明在实施负压引流作用时,只需将穿刺针旋入螺纹孔中,然后将与针筒出液口连接的针座插入到安装与患者身上的引流管中,然后人为用力控制活塞运动到针筒上端开口处,通过限位组件的作用将活塞卡在针筒上端开口或针筒上端筒壁,然后移除穿刺针,此时该装置便可以作为一个负压引流器,因此本发明能实现多种用途。 (2) of the present invention, in the implementation of the role of traditional injection syringes, just as with the conventional syringe barrel control movement of the piston in the cylinder chamber; the present invention in the practice of puncturing function, simply puncture needle from the threaded hole spin out, they can for puncture; embodiment of the present invention, when the suction drainage effect, only the puncture needle is screwed into a threaded hole, and then the holder with the syringe needle is inserted into the liquid outlet is connected with the installation of the drainage tube in the patient, and then artificially force control piston is moved to the upper end of the barrel opening by the action stop assembly will live Fonseca at the upper end of the syringe barrel upper end of the opening or the cylinder wall, and then remove the needle, then the device can be used as a vacuum-assisted Therefore the present invention can realize a variety of purposes. (3)本发明操作便捷,患者用单手即可完成全部操作,能够用于军队作战、航海航天、野外作业等特殊环境中。 (3) convenient operation of the invention, the patient with one hand to complete all operations, can be used for military operations, aerospace navigation special environment, field operations and the like.

附图说明 BRIEF DESCRIPTION

[0009]图1是本发明穿刺针的一种实施例结构示意图。 [0009] FIG. 1 is a block diagram illustrating one kind of embodiment of the present invention, the puncture needle.

[0010]图2是本发明针筒的一种实施例结构示意图。 [0010] FIG. 2 is a block diagram representation of one kind of embodiment of the present invention is a syringe.

[0011] 图3是本发明实施例五的一种实施状态示意图。 [0011] FIG. 3 is a schematic view of embodiment five state Example embodiments of the present invention.

[0012]图4是本发明实施例一中带有弹性杆A的活塞的结构示意图。 [0012] FIG. 4 is a schematic example of a piston with an elastic rod A in the embodiment of the present invention.

[0013]图5是本发明实施例一弹性杆A与活塞均位于针筒筒腔内的状态示意图。 [0013] FIG. 5 is an embodiment of the invention, an elastic rod and the piston are located in the state A syringe barrel cavity Fig.

[0014] 图6是本发明实施例一弹性杆A卡于针筒上端开口的状态示意图。 [0014] FIG. 6 is an elastic rod A embodiment of the present invention, the upper end of the barrel opening card in the state of FIG.

[0015]图7是本发明实施例二弹性杆B与活塞均位于针筒筒腔内的状态示意图。 [0015] FIG. 7 is an embodiment of the invention two elastic rod B and the piston chamber are located in the state of the syringe barrel of FIG.

[0016] 图8是本发明实施例二弹性杆B卡于针筒上部分筒壁的槽口的状态示意图。 [0016] FIG. 8 is an embodiment of the invention two elastic rod B card on the barrel portion of the barrel wall notch state Fig.

[0017]图9是本发明实施例三中带有限位杆A的活塞的结构示意图 [0017] FIG. 9 is a schematic of the piston rod with limit Example III A embodiment of the present invention

[0018] 图10是本发明实施例三限位杆A与活塞均位于针筒筒腔内的状态示意图。 [0018] FIG. 10 is a third example of the present invention, the stopper rod and the piston are located in the state A syringe barrel cavity. Fig.

[0019] 图11是本发明实施例三限位杆A卡于针筒上端开口的边沿缺口处的状态示意图。 [0019] FIG. 11 is a state embodiment of the invention three retainer lever A card on the upper end of the barrel opening edge of the gap at the schematic.

[0020] 图12是本发明实施例三针筒上端开口的开口状态示意图。 [0020] FIG. 12 is open at the upper end of the barrel open state Example Three of the present invention. Fig.

[0021] 图13是本发明实施例四的结构示意图。 [0021] FIG. 13 is a schematic diagram of a configuration example embodiment of the present invention IV.

[0022] 图14是本发明实施例四限位杆B与活塞均位于针筒筒腔内的状态示意图。 [0022] FIG. 14 is a fourth embodiment of the present invention, the stopper rod and the piston are located in the state B syringe barrel cavity Fig.

[0023] 图15是本发明实施例四限位杆B卡于针筒上端开口的状态示意图。 [0023] FIG. 15 is a four card retainer lever B to the upper end of the barrel opening state schematic diagram of the present invention.

[0024] 图16是本发明实施例五活塞与限位杆C的结构示意图。 [0024] FIG. 16 is a block diagram illustrating five piston and the stopper rod C embodiment of the present invention.

[0025] 图17是本发明实施例五限位杆C卡于针筒上端开口的状态示意图。 [0025] FIG. 17 is a five card retainer lever C on the upper end of the barrel opening state schematic diagram of the present invention.

[0026] 图18是图17的俯视图。 [0026] FIG. 18 is a plan view of FIG. 17.

[0027] 标号说明:1针尖、2针体、3针座、4密、封塞部、5活塞杆、6弹性杆A、7凸起A、8弹性杆B、9凸起B、10限位杆A、11凸起C、12弹簧、13限位杆B、14限位杆C、15针柄。 [0027] Explanation of Reference: 1 needle, needle body 2, the needle seat 3, 4 close, closure unit, the piston rod 5, 6 elastic rod A, 7 projections A, 8 elastic rod B, 9 projection B, 10 limit lEVER A, 11 projections C, 12 springs, stop lever 13 B, 14 retainer lever C, 15-pin handle.

具体实施方式 detailed description

[0028] 下面结合说明书附图和实施例对本发明内容进行详细说明: [0028] below in conjunction with the accompanying drawings and embodiments of the present invention will be described in detail:

[0029] 如图1、图2、图3、图5、图7、图10、图14所示:一种可穿刺组合型注射器,它包括针筒、针座3、活塞、限位组件以及在外力作用下控制活塞在针筒筒腔内滑动的控制件; [0029] Figures 1, 2, 3, 5, 7, 10, 14 shown in FIG: one syringe can puncture assembly comprising a syringe, a needle holder 3, the piston, and the stop assembly the external force control piston in the syringe barrel cavity sliding control member;

[0030] 如图2所示:所述的针筒为上端开口、下端设有出液口的中空管体,用于安装注射针的针座3与出液口连接; [0030] 2: the upper end of the barrel opening, the lower end with a liquid outlet of the hollow tube for mounting the needle hub 3 is connected to a liquid outlet;

[0031 ] 如图1所示:所述的控制件为穿刺针,所述的穿刺针包括针尖1和针体2,针体2的底端与针尖1连接,且针体2靠近针尖1处的侧壁上设有螺纹; [0031] Figure 1: The control element of the puncture needle, said needle including a needle tip 1 and the body 2, the needle tip 1 is connected with the bottom 2, and the needle tip a close 2 provided with a thread on the side walls;

[0032] 另外,所述的穿刺针还包括针柄15,针柄15与针体2的上端连接;所述的针尖1为三棱形针尖1。 [0032] In addition, it said needle further comprises a needle shank 15, the needle shaft 15 is connected with the upper end of the needle body 2; the tip of the needle tip 1 is three prism 1.

[0033] 如图3所示:所述的活塞位于针筒的筒腔内,活塞包括密封塞部4以及活塞杆5,所述的密封塞部4的横截面直径与针筒的筒腔的内直径大小相匹配,所述的活塞杆5的底端与密封塞部4的上端面连接,活塞杆5的中心设有可供穿刺针旋入的螺纹孔,螺纹孔从活塞杆5的上端面开始,沿活塞杆5径向向下延伸; [0033] 3: the piston cylinder chamber located in the barrel, the piston includes a piston rod 4 and 5, the sealing plug portion 4 a cross-sectional diameter of the barrel portion of the barrel cavity sealing plug match the size of the inner diameter, the bottom end of the piston rod 5 is connected to the upper end surface of the sealing plug portion 4, the center of the piston rod 5 is provided with a threaded hole for the puncture needle is screwed into the threaded hole of the piston rod 5 start end face, the piston rod 5 extends downwardly along the radial direction;

[0034] 所述的穿刺针不仅可以控制活塞运动,而且可以用于穿刺。 Needle [0034] can not only control the movement of the piston, and can be used for puncturing. 当穿刺针旋入活塞的螺纹孔,并通过外力控制活塞在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 When the needle is screwed into the threaded hole of the piston, and by an external force control piston in the syringe barrel chamber movement, this time you can play with the present invention, conventional injection syringe same effect. 当穿刺针单独使用时,穿刺针可以用于穿刺。 When the needle used alone, it can be used for needle puncture.

[0035] 如图4、、图6、图8、图9、图11、图13、图15、图16、图17所示:所述的限位组件设置于活塞上,且当外力作用于穿刺针控制活塞滑动到针筒的上端开口处时,限位组件卡在针筒上端开口的边沿或者针筒上部分筒壁上设有的槽口。 [0035] As shown in Figure 4 ,, 6, 8, 9, 11, 13, 15, 16, as shown in Figure 17: the limit assembly disposed on the piston, and when the external force is applied when the upper end of the needle to the syringe control piston slide opening, the limit on the card edge component or the syringe barrel upper end opening portion of the cylinder wall has a notch.

[0036] 实施例一: [0036] Example One:

[0037] 如图4、图5、图6所示:所述的限位组件为2个或2个以上均布于活塞杆5周围的弹性杆A6,所述的弹性杆A6与密封塞部4的上端面或活塞杆5的侧壁面连接,弹性杆A6的上端设有背向针筒横截面圆心方向延伸的凸起A7,使得当弹性杆A6与活塞一起位于针筒筒腔内时,弹性杆A6受限于针筒筒壁,但具有向外扩张的趋势;当活塞向针筒的上端开口运动,弹性杆A6运动到针筒的上端开口时,弹性杆A6向外扩张且弹性杆A6的凸起A7卡在针筒上端开口的边沿。 [0037] Figure 4, Figure 5, Figure 6: The limit for the two component or two or more uniformly distributed around the elastic rod 5 rod A6, A6 elastic rod portion and said sealing plug 4 on the end or side wall surface connected to the piston rod 5, the elastic rod is provided with an upper end facing away from the barrel A6 cross-sectional center extending projections A7, so that when the elastic rod A6 together with the piston cylinder chamber located in the barrel, the elastic rod A6 limited to the syringe barrel wall, but with a tendency to expand outward; when the upper end of the piston to the upper end of the barrel of the opening movement, the movement to the elastic rod A6 syringe opening, elastic rod A6 outward expansion and elastic rod projections A7 A6 card in the upper edge of the barrel opening.

[0038] 如图5所示:弹性杆A6与活塞一起位于针筒筒腔内,弹性杆A6受限于针筒筒壁,但具有向外扩张的趋势。 [0038] Figure 5: elastic rod A6 together with the piston cylinder chamber located in the barrel, elastic rod A6 limited to the syringe barrel wall, but with a tendency to expand outward. 当注射针安装于针座3上,把穿刺针旋入活塞杆5中心的螺纹孔,并通过外力控制活塞与弹性杆A6 —起在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 When the needle attached to the needle holder 3, the needle is screwed into a threaded hole in the center of the piston rod 5 and the piston rod through the elastic force control A6 - from the cavity when the syringe barrel movement, then the present invention can play with traditional syringe injections same effect.

[0039] 如图6所示:弹性杆A6位于针筒上端的开口处,弹性杆A6向外扩张且弹性杆A6的凸起A7卡在针筒上端开口的边沿,弹性杆A6起到了限位的作用,此时该发明可以作为一个负压引流器来使用。 [0039] Figure 6: elastic rod A6 is located in the upper end of the barrel opening, elastic rod A6 outward expansion and elastic rod projections A7 A6 card in the upper end of the barrel opening edge of the elastic rod A6 played limit role, then the invention can be used as a vacuum-assisted use. 该发明的使用方法如下:该发明在使用前,活塞位于针筒筒腔内的底部。 Use of the invention are as follows: the invention prior to use, the piston is at the bottom of the syringe barrel chamber. 首先,将穿刺针旋入活塞杆5内的螺纹孔中,其次,将与针筒出液口连接的针座3插入到安装于患者身上的引流管中;接着,外力作用于穿刺针,控制活塞与弹性杆A6 —起向针筒的上端开口运动,当弹性杆A6运动到针筒的上端开口时,弹性杆A6向外扩张且弹性杆A6的凸起A7卡在针筒上端开口的边沿,将穿刺针移除,此时,该发明就成了一个负压引流器。 First, the needle is screwed into a threaded hole in the piston rod 5 is, secondly, the needle holder and needle connected to the liquid outlet 3 is inserted into the patient attached to the drainage pipe; Next, an external force to the needle control piston and elastic rod A6 - from the upper end of the syringe to the opening movement, when the elastic rod A6 moved to the upper end of the barrel opening, elastic rod A6 outward expansion and elastic rod projections A7 A6 card in the upper end of the barrel opening edge the needle is removed, then the invention becomes a vacuum-assisted.

[0040] 实施例二: [0040] Example II:

[0041] 如图7、图8所示:本发明所述的限位组件为2个或2个以上均布于活塞杆5周围的弹性杆B8,所述的弹性杆B8与密封塞部4的上端面或活塞杆5的侧壁面连接,弹性杆B8的上端设有背向针筒横截面圆心方向延伸的凸起B9,针筒上部分筒壁上设有与弹性杆B8数量、位置对应且可供的凸起B9穿出的槽口;使得当弹性杆B8与活塞一起位于针筒筒腔内时,弹性杆B8受限于针筒筒壁,但具有向外扩张的趋势;当活塞向针筒的上端开口运动,弹性杆B8运动到针筒的上端时,弹性杆B8向外扩张且弹性杆B8的凸起B9从槽口穿出。 [0041] Figure 7, Figure 8: stop assembly of the present invention is two or more uniformly distributed in the elastic rod rod 5 around B8, B8 and the elastic rod sealing plug portion 4 the upper end or the rod connected to the side wall surface 5, the upper end of the elastic rod B8 syringe provided with a cross-sectional center back extending projections B9, the cylindrical wall of the barrel portion is provided with a number of elastic rod B8, corresponding to the position B9 and raised a notch for the piercing; so that when the elastic rod B8 together with the piston cylinder chamber located in the barrel, the elastic rod B8 restricted to the syringe barrel wall, but the trend has outwardly flared; when the piston when the upper end of the syringe to the opening movement, the elastic rod is moved to the upper end of the syringe B8, B8 elastic rod outward expansion and elastic rod B8 B9 projection from the slot piercing.

[0042] 如图7所示:弹性杆B8与活塞一起位于针筒筒腔内,弹性杆B8受限于针筒筒壁,但具有向外扩张的趋势。 [0042] Figure 7: B8 elastic rod together with the piston cylinder chamber located in the barrel, elastic rod B8 limited to the syringe barrel wall, but with a tendency to expand outward. 当将注射针安装于针座3上,接着把穿刺针旋入活塞杆5中心的螺纹孔,并通过外力控制活塞与弹性杆B8 —起在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 When the needle is attached to the threaded holes on the needle seat 3, and then the needle is screwed into the center of the piston 5, and through the force of the control piston and the elastic rod B8 - from when the syringe barrel chamber movement, then the present invention can be played with the traditional syringe injections same effect.

[0043] 如图8所示:弹性杆B8位于针筒的上端,弹性杆B8向外扩张且弹性杆B8的凸起B9从针筒上部分筒壁上设有的槽口穿出,弹性杆B8起到了限位的作用,此时该发明可以作为一个负压引流器来使用。 [0043] Figure 8: elastic rod located in the upper end of the barrel B8, B8 elastic rod outward expansion and elastic rod B8 B9 projection from the barrel portion of the tube wall has a slot piercing, elastic rod B8 played a role in the limit, in which case the invention can be used as a vacuum-assisted use. 该发明的使用方法如下:该发明在使用前,活塞位于针筒筒腔内的底部。 Use of the invention are as follows: the invention prior to use, the piston is at the bottom of the syringe barrel chamber. 首先,将穿刺针旋入活塞杆5内的螺纹孔中,其次,将与针筒出液口连接的针座3插入到安装于患者身上的引流管中;外力作用于穿刺针,控制活塞与弹性杆B8 —起向针筒的上端开口运动,当弹性杆B8运动到针筒的上端时,弹性杆B8向外扩张且弹性杆B8的凸起B9从针筒上部分筒壁上设有的槽口穿出;接着,将穿刺针移除,此时,该发明就起到了负压引流的作用。 First, the needle is screwed into a threaded hole in the piston rod 5 is, secondly, the needle holder and needle connected to the liquid outlet 3 is inserted into the patient attached to the drainage pipe; external force on the needle, and the control piston elastic rod B8 - from the upper end of the syringe to the opening movement, when the elastic rod is moved to the upper end of the syringe B8, B8 elastic rod outward expansion and elastic rod B8 B9 projection from the barrel portion of the tube wall is provided notch wear clothing; Next, the needle is removed, then, the invention serves as a suction drainage role.

[0044] 实施例三: [0044] Example Three:

[0045] 如图9、图10、图11、图12所示:本发明所述的限位组件为限位杆A10,所述的针筒的上端开口为部分开口,即上端开口的边缘处设有向内延伸的边沿,且边沿上设有一段缺口,所述的限位杆A10与密封塞部4的上端面或活塞杆5的侧壁面连接,限位杆A10的上端设有背向针筒横截面圆心方向延伸的凸起C11,使得当活塞向针筒的上端开口运动,限位杆A10运动到针筒的上端开口时,限位杆A10从针筒上端开口的边沿缺口处穿出,外力作用于穿刺针旋转活塞,进而带动限位杆A10旋转,使得凸起C11卡在针筒上端开口的边沿上。 [0045] FIG 9, FIG 10, FIG 11, FIG 12: stop assembly of the present invention is the stopper rod A10, the upper end of said barrel opening is partially open, i.e., at the upper edge of the opening with inwardly extending rim, and is provided with some notches on the edge of the upper limit and the sealing plug portion A10 rod 4 or the piston rod end surface of the side wall surface 5 of the connection, the upper end of the stopper rod is provided with back A10 cross-section extending barrel projection center C11, such that when the piston towards the upper end of the opening movement of the barrel, to limit movement of the upper end of the cylinder rod A10 of the opening, the edge of the gap at the retainer lever A10 from the upper end opening of the barrel wear out rotary piston external force to the needle, and then drive retainer lever A10 is rotated so that the projections C11 card on the upper edge of the barrel opening.

[0046] 如图10所示:限位杆A10与活塞一起位于针筒筒腔内。 [0046] Figure 10: A10 stopper rod with the piston along the syringe barrel located in the cavity. 当将注射针安装于针座3上,接着把穿刺针旋入活塞杆5中心的螺纹孔,并通过外力控制活塞与限位杆A10 —起在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 When the needle attached to the needle seat 3, and then the needle is screwed into a threaded hole in the center of the piston rod 5 and the stopper piston rod A10 controlled by an external force - from when the syringe barrel chamber movement, this time to the present invention They can play with the same traditional syringe injection effect.

[0047] 如图11所示:限位杆A10的凸起C11卡在针筒上端开口的边沿。 [0047] 11: stop lever projections C11 A10 card edge at the upper end of the barrel opening.

[0048] 如图12所示:所述针筒上端开口为部分开口。 [0048] 12: upper end opening of the cylinder portion of the opening.

[0049] 结合图10、图11和图12分析:本发明作为负压引流器时,只需外力作用于穿刺针控制限位杆A10与活塞一起向针筒的上端开口运动,当弹性杆A10运动到针筒的上端时,限位杆A10从针筒上端开口的边沿缺口处穿出,接着人为控制活塞旋转,进而带动限位杆A10旋转,使限位杆A10的凸起C11能卡在针筒上端开口的边沿。 [0049] in conjunction with FIG. 10, 11 and 12 analysis: the present invention is used as a negative pressure drainage, simply limit the external force to the needle control piston rod A10, together with the upper end of the syringe to the opening movement, the elastic rod A10 movement to the upper end of the syringe, the stopper lever edge notch A10 from the upper end opening of the piercing needle, then artificially control piston rotates, thereby bringing the retainer lever A10 is rotated so that the stopper rods A10 projections C11 can be stuck in the opening of the upper edge of the barrel.

[0050] 实施例四: [0050] Example Four:

[0051] 如图13、14、15所示:本发明所述的限位组件包括弹簧12以及2根限位杆B13,所述的2根限位杆B13分别固设于弹簧12的两端,所述的活塞杆5上设有垂直于针筒筒壁的弹簧12腔,带有限位杆B13的弹簧12穿入弹簧12腔内,使得当带有限位杆B13的弹簧12与活塞一起位于针筒筒腔内时,弹簧12两端的限位杆B13与针筒筒壁接触,弹簧12被压缩;当活塞向针筒的上端开口运动,限位杆B13运动到针筒的上端开口时,弹簧12向外扩张且限位杆B13卡在针筒上端开口的边沿。 [0051] shown in FIG. 13, 14: stop assembly of the present invention comprises two spring 12 and the stopper rods B13, wherein B13 stopper rods 2 are fixedly arranged at both ends of the spring 12 It features on the piston rod 5 is perpendicular to the wall of the syringe barrel spring chamber 12, with the spring retainer lever B13 12 penetrates the spring cavity 12, so that when the spring with a stopper rod 12 and the piston B13 located together when the syringe barrel cavity, limit spring 12 in contact with the ends of the rod B13 syringe barrel wall, spring 12 is compressed; when the piston toward the upper end of the opening movement of the syringe, the stopper rod B13 movement to the upper end of the barrel opening, spring 12 and the retainer lever outward expansion card edge B13 at the upper end of the barrel opening.

[0052] 如图14所示:限位杆B13与活塞一起位于针筒筒腔内。 [0052] Figure 14: B13 retainer lever with the piston along the syringe barrel located in the cavity. 当将注射针安装于针座3上,接着把穿刺针旋入活塞杆5中心的螺纹孔,并通过外力控制活塞与限位杆B13 —起在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 When the needle attached to the needle seat 3, and then the needle is screwed into a threaded hole in the center of the piston rod 5, and by an external force control and displacement piston rod B13 - from the cavity when the syringe barrel movement, then the present invention They can play with the same traditional syringe injection effect.

[0053] 如图15所示:限位杆B13卡在针筒上端开口的边沿。 [0053] As shown in Figure 15: Limit lever B13 syringe stuck in the upper end of the opening edge.

[0054] 实施例五: [0054] Example five:

[0055] 如图3、图16、图17、图18所示:所述的限位组件为长度大于针筒筒腔横截面直径的限位杆C14,所述的活塞杆5上设有垂直于针筒筒壁的空腔,且空腔的横截面直径与限位杆C14的横截面直径相匹配,使得当活塞向针筒的上端开口运动,活塞杆5上的空腔位于针筒上方时,人为将限位杆C14插入活塞杆5上的空腔内,限位杆C14卡在针筒的上端开口边沿。 [0055] Figures 3, 16, 17, as shown in Figure 18: the limit is greater than the length of the syringe assembly barrel cavity cross-sectional diameter of the stopper rods C14, vertically disposed on said piston rod 5 a cavity in the syringe barrel wall, and a cross-sectional diameter of the cavity and the stopper rods C14 matches the cross-sectional diameter, such that when the piston towards the upper end of the opening movement of the syringe, the hollow piston 5 is located above the barrel when the stopper rod C14 artificially inserted into the cavity of the piston rod 5 on the card in the upper end of the stopper rod C14 barrel opening edge.

[0056] 如图3所示:活塞杆上设有空腔的活塞位于针筒筒腔内,当将注射针安装于针座3上,接着把穿刺针旋入活塞杆5中心的螺纹孔,并通过外力控制活塞在针筒筒腔内运动时,此时本发明可以起到与传统注射器相同的注射效果。 [0056] Figure 3: piston rod has a cavity located on the syringe barrel cavity when the needle attached to the needle holder 3, and then the needle is screwed into a threaded hole in the center of the piston rod 5, and by an external force control piston in the cylinder chamber syringe movement, then the present invention can play with the same traditional syringe injection effect.

[0057] 如图17、图18所示:当活塞向针筒的上端开口运动,活塞杆5上的空腔位于针筒上方时,人为将限位杆C14插入活塞杆5上的空腔内,限位杆C14卡在针筒的上端开口边沿。 [0057] FIG. 17, Fig. 18: When the piston movement to the upper end of the barrel opening, the cavity of the piston rod 5 located on the top of the syringe, the stopper rod C14 artificially inserted into the cavity on the piston rod 5 , limit the upper end of the rod C14 stuck in the barrel opening edge.

Citas de patentes
Patente citada Fecha de presentación Fecha de publicación Solicitante Título
CN201329103Y *8 Ene 200921 Oct 2009魏秀华Destructing type disposable syringe
CN203802894U *14 Abr 20143 Sep 2014林新颖Combined injection syringe capable of carrying out puncture
US5413564 *2 Mar 19949 May 1995Silver; JulesPredetermined dosage hypodermic syringe system
Clasificaciones
Clasificación internacionalA61M5/178, A61B17/34, A61M1/00
Eventos legales
FechaCódigoEventoDescripción
9 Jul 2014C06Publication
6 Ago 2014C10Entry into substantive examination
16 Mar 2016C14Grant of patent or utility model