CN102657545A - Safety device for anastomat - Google Patents
Safety device for anastomat Download PDFInfo
- Publication number
- CN102657545A CN102657545A CN2012101786101A CN201210178610A CN102657545A CN 102657545 A CN102657545 A CN 102657545A CN 2012101786101 A CN2012101786101 A CN 2012101786101A CN 201210178610 A CN201210178610 A CN 201210178610A CN 102657545 A CN102657545 A CN 102657545A
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- safety
- handle
- anastomat
- groove
- support handle
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Abstract
The invention relates to a safety device for an anastomat. The safety device comprises a fixed handle, a movable handle, a safety lever, a safety pushing button and a support handle, wherein the safety lever is fixedly connected with the safety pushing button and the safety lever and the safety pushing button are slideably arranged at one end of the support handle, the other end of the support handle is fixed on the fixed handle, and a clamping groove where the safety lever can be inserted in a matching manner is arranged at one end of the movable handle, which is abutted with the support handle. The safety lever can move along a prescribed trajectory in a certain angle range, and can open or close the movable handle after reaching a certain position. The safety device for preventing the anastomat from abnormally firing can prevent operation failure caused by accident or abnormal firing, is simple in structure, convenient for assembly and safe in use, and plays an important role in correctively using the anastomat, thereby being suitable for popularization and application.
Description
Technical field
The present invention relates to a kind of tube type anastomat, relate in particular to a kind of anastomat safety that are specifically designed to operation on digestive tract.
Background technology
In the orthopaedic surgical operations operation, medical anastomat has become requisite medical assistance apparatus in the tissue sewing process.Wherein the circular anastomosis device is applied to coincideing of digestive tract lumen organization operating end-to-end, end offside, side offside, and the annulus nail of two row spaces is provided, and annular blade excises unnecessary tissue and forms the circular anastomosis mouth after the molding of seam nail.The application of medical anastomat have in the operation hemorrhage less, operating time short, can reduce error hand-manipulated, avoid infection, postoperative function recovers plurality of advantages such as fast.
Use at present the anti-error percussion insurance of the more tube type anastomat modes that adopt the flexible handle root to increase support to realize that apparatus prevents the purpose of unexpected percussion clinically more.This type device need increase an action, goes to open separately insurance, and this type device forgets easily and open away from finger, causes apparatus to use.Prior art insurance support is plastic construction in addition, and the position is crushed easily near the balance pivot position of flexible handle, causes apparatus to scrap, and influences the operation process, increases operation risk.
Anastomat is when normal the use; Because operator's individuality, technical differing greatly; Switching and action smoothness for the anti-error percussion insurance of apparatus have improved requirement; Therefore need a kind of novel anastomat safety of design, be used to prevent that with a kind of very natural and tripping manner of execution the safety of mistake percussion from opening, reach the state that to perform the operation.
Summary of the invention
The technical problem that the present invention will solve is aimed at many deficiencies of existing anastomat safety; Design a kind of novel anastomat safety; This device is installed in the movement locus of flexible handle and support handle formation; Can be in the certain angle scope, along the regulation orbiting motion, move to the device that can open or close flexible handle behind the certain position.Be used to prevent to miss the safety of pulling the trigger with a kind of very natural and tripping manner of execution and open, well reach the state that to perform the operation.
For solving the problems of the technologies described above, a kind of anastomat safety of the present invention comprise that fixed handle, flexible handle, safety plate, insurance push away to turn round and support handle that wherein: described safety plate is provided with salient point and clamping boss; Described insurance pushes away to be turned round the bottom surface and is provided with a draw-in groove, and clamping boss set on this draw-in groove and the safety plate is fixedly connected through interference fit; Offer the safety plate rail plate on the described support handle, and installation insurance pushes away the chute of turning round, be provided with in the chute one cooperate safety plate to install groove, also be provided with on the bottom surface of safety plate rail plate with safety plate on the groove that matches of set salient point; One end of described flexible handle and support handle butt joint is provided with and can cooperates the buckling groove that inserts safety plate.
As a kind of improvement of the present invention, described support handle is fixed on the fixed handle.
Described support handle and fixed handle include left and right two parts, and left support handle and left fixed handle be structure as a whole, and right support handle and right fixed handle are structure as a whole.
Described support handle has certain radian.
Described insurance pushes away to be turned round the groove of offering in the chute and can be rectangular channel.
Described groove can be made as two or three.
After adopting such design, the invention provides a kind of safety that are used to prevent the improper percussion of anastomat, can prevent unexpected or improper apparatus percussion and cause the generation of operative failure.The present invention is simple in structure, and is easy to assembly, safe in utilization, and anastomat is prevented that important effect is played in percussion by mistake, therefore is more suitable for promoting the use of.
Description of drawings
Above-mentioned only is the general introduction of technical scheme of the present invention, understands technological means of the present invention in order can more to know, below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed description.
Fig. 1 is the support handle structural representation of a kind of anastomat safety of the present invention.
Fig. 2 is the structural representation of the safety plate of a kind of anastomat safety of the present invention.
Fig. 3 is that the insurance of a kind of anastomat safety of the present invention pushes away kink structure sketch map.
Fig. 4 is that safety plate and the insurance of a kind of anastomat safety of the present invention pushes away and turn round the fixed installation structural representation.
Fig. 5 is the flexible handle structural representation of a kind of anastomat safety of the present invention.
Fig. 6 is a kind of anastomat structural representation that has safety of the present invention.
Fig. 7 is a flexible handle when being in locking state, the safety structural representation.
The specific embodiment
A kind of anastomat safety of the present invention; Comprising that fixed handle 1, flexible handle 2, safety plate 3, insurance push away turns round 4 and support handle 5; Safety plate 3 and insurance push away to be turned round 4 and is fixedly connected; And slidably be installed on an end of support handle 5, and support handle 5 other ends are fixed on the fixed handle 1, and an end of flexible handle 2 and support handle 5 butt joints is provided with and can cooperates the buckling groove 21 that inserts safety plate 3.
With reference to Fig. 1, shown in Figure 2; Wherein offer safety plate rail plate 51 on the support handle 5; And installation insurance pushes away and turns round 4 chute 52; Also be provided with in the chute 52 one cooperate safety plate 3 to install groove 53, also be provided with groove on the bottom surface of safety plate rail plate 51, safety plate rail plate 51 and insurance push away to be turned round chute 52 and plays fixed support and 3 motions of restriction safety plate.
Offer salient point 31 and clamping boss 32 on the safety plate 3, what set groove 54 can cooperate in salient point 31 and the support handle 5 contacts.
Preferable; Support handle 5 by one have arcuate structure left and right symmetric component form; Support handle 5 set grooves are good with two or three, are example with two grooves, two corresponding respectively safety plate make position 541 and safety plate enable possitions 542 represented of groove; Support handle 5 can be a plastic material, and is through ultrasonic bonding that left and right support handle 5 welding are fixing.
With reference to Fig. 3, shown in Figure 4, insurance pushes away to be turned round 4 bottom surfaces and is provided with a draw-in groove 41, and draw-in groove 41 can be fixedly connected with set clamping boss 32 interference fit on the safety plate 3, thus with insurance push away turn round 4 with integral body of safety plate 3 fixing formation.
With reference to Fig. 5-shown in Figure 7; Flexible handle 2 has buckling groove 21 with an end of support handle 5 butt joints; When anastomat flexible handle 2 is in the lock state; The safety plate of installing on the support handle 53 slips in the buckling groove 21 of flexible handle 2 ends, with flexible handle 2 supports and fixing, it can not be pulled the trigger.
During these safety of aggregate erection, at first clamping boss on the safety plate 3 32 and insurance are pushed away and turn round draw-in groove 41 and be connected and snap fit onto bottom land, be fixedly connected with interference fit; Then this assembly is placed on the safety plate rail plate 51 of support handle 5, and insures to push away and turn round in the chute 52, coupling is installed; Afterwards left and right symmetric support handle 5 is connected, forms the sealing slideway.
Preferable; Insurance pushes away to be turned round the groove of offering in the chute 52 53 and can be the rectangular channel of certain size, insurance push away turn round 4 can be through the position-limiting action of rectangular channel, insurance push away turn round chute 52 in before and after slip; And then the fixing safety plate 3 on it of drive; Cooperate through salient point set on the safety plate 3 31 and support handle 5 set grooves 541,542,, slide into closed and locked groove 541 positions from initial groove 542 positions.
During operation; The nail supporting base assembly implantation of anastomat is accomplished fluently in the end tissue of pocket; Stapler main body gets into other end tissue, and rotation adjustment device exposes the axis of guide of transmission component fully, the adjusting device of screwing; Make transmission component drive the nail supporting base assembly and draw close that grip tissue is to suitable closed gap towards nail bin groupware one side.
Before the anastomat percussion; When the salient point 31 of safety plate 3 was in nearly flexible handle set in the support handle 52 one end grooves 541 positions, safety plate 3 was connected in the set buckling groove 21 in flexible handle 2 ends, and apparatus is in the closed position; Can not pull the trigger, operation can not be carried out.
During percussion; User manually promotes to be located at insurance on the support handle 5 and pushes away and turns round 4, and insurance pushes away to be turned round 4 and chute 52 in, slided to flexible handle 2 one ends far away by nearly flexible handle 2 one ends, accordingly; Salient point 31 set on the safety plate 3 slides in the groove 542 of flexible handle 2 one ends far away in the groove 541 of nearly flexible handle 2 one ends; When the salient point 31 of safety plate 3 is in the groove 542 of flexible handle 2 one ends far away, withdraw from the buckling groove 21 of safety plate 3 from the flexible handle 2, flexible handle 2 obtains discharging; Be in the state of can pulling the trigger, operation can be carried out.Fastening flexible handle 2 is pulled the trigger then, and anastomosis staple passes tissue and gets into the nail Slot shaping, and endless knife will be organized with knife washer and cut off together.Accomplish coincideing of tissue, the design can guarantee to prevent unexpected or improper apparatus percussion and the generation that causes operative failure.
The specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute the described specific embodiment; And can be individually or adopt above-mentioned each characteristic in combination; Do not depart from spirit of the present invention, do not exceed the appended claims restricted portion yet.
Claims (6)
1. anastomat safety comprise that fixed handle, flexible handle, safety plate, insurance push away to turn round and support handle, wherein:
Described safety plate is provided with salient point and clamping boss;
Described insurance pushes away to be turned round the bottom surface and is provided with a draw-in groove, and clamping boss set on this draw-in groove and the safety plate is fixedly connected through interference fit;
Offer the safety plate rail plate on the described support handle, and installation insurance pushes away the chute of turning round, be provided with in the chute one cooperate safety plate to install groove, also be provided with on the bottom surface of safety plate rail plate with safety plate on the groove that matches of set salient point;
One end of described flexible handle and support handle butt joint is provided with and can cooperates the buckling groove that inserts safety plate.
2. a kind of anastomat safety according to claim 1, its characteristic is being: described support handle is fixed on the fixed handle.
3. a kind of anastomat safety according to claim 1; Its characteristic is being: described support handle and fixed handle include left and right two parts; And left support handle and left fixed handle are structure as a whole, and right support handle and right fixed handle are structure as a whole.
4. a kind of anastomat safety according to claim 1, its characteristic is being: support handle has certain radian.
5. a kind of anastomat safety according to claim 1, its characteristic is being: described insurance pushes away and turns round the groove of offering in the chute is rectangular channel.
6. a kind of anastomat safety according to claim 2, its characteristic is being: described groove can be made as two or three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101786101A CN102657545A (en) | 2012-06-02 | 2012-06-02 | Safety device for anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101786101A CN102657545A (en) | 2012-06-02 | 2012-06-02 | Safety device for anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102657545A true CN102657545A (en) | 2012-09-12 |
Family
ID=46767219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101786101A Pending CN102657545A (en) | 2012-06-02 | 2012-06-02 | Safety device for anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102657545A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4527724A (en) * | 1983-06-10 | 1985-07-09 | Senmed, Inc. | Disposable linear surgical stapling instrument |
| CN201098164Y (en) * | 2007-07-18 | 2008-08-13 | 马剑文 | Medical anastomat in-position safety opening device |
| CN101507643A (en) * | 2008-02-14 | 2009-08-19 | 伊西康内外科公司 | Surgical stapling apparatus with interlockable firing system |
| CN201683941U (en) * | 2010-06-07 | 2010-12-29 | 常州威克医疗器械有限公司 | Disposable automatic safety round anastomat |
| CN201759606U (en) * | 2010-08-31 | 2011-03-16 | 宁波江东轻舟机械科技有限公司 | Draw-clamp type retractor for surgery |
| WO2011156257A2 (en) * | 2010-06-09 | 2011-12-15 | Ethicon Endo-Surgery, Inc. | Electrosurgical instrument employing an electrode |
| CN202619755U (en) * | 2012-06-02 | 2012-12-26 | 北京中法派尔特医疗设备有限公司 | Safety device for staplers |
-
2012
- 2012-06-02 CN CN2012101786101A patent/CN102657545A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4527724A (en) * | 1983-06-10 | 1985-07-09 | Senmed, Inc. | Disposable linear surgical stapling instrument |
| CN201098164Y (en) * | 2007-07-18 | 2008-08-13 | 马剑文 | Medical anastomat in-position safety opening device |
| CN101507643A (en) * | 2008-02-14 | 2009-08-19 | 伊西康内外科公司 | Surgical stapling apparatus with interlockable firing system |
| CN201683941U (en) * | 2010-06-07 | 2010-12-29 | 常州威克医疗器械有限公司 | Disposable automatic safety round anastomat |
| WO2011156257A2 (en) * | 2010-06-09 | 2011-12-15 | Ethicon Endo-Surgery, Inc. | Electrosurgical instrument employing an electrode |
| CN201759606U (en) * | 2010-08-31 | 2011-03-16 | 宁波江东轻舟机械科技有限公司 | Draw-clamp type retractor for surgery |
| CN202619755U (en) * | 2012-06-02 | 2012-12-26 | 北京中法派尔特医疗设备有限公司 | Safety device for staplers |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Application publication date: 20120912 |