CN103876800B - A kind of Guan Bi folder of the cutting closer of arc - Google Patents
A kind of Guan Bi folder of the cutting closer of arc Download PDFInfo
- Publication number
- CN103876800B CN103876800B CN201410068127.7A CN201410068127A CN103876800B CN 103876800 B CN103876800 B CN 103876800B CN 201410068127 A CN201410068127 A CN 201410068127A CN 103876800 B CN103876800 B CN 103876800B
- Authority
- CN
- China
- Prior art keywords
- housing
- guan
- push rod
- nail anvil
- nail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B2017/07214—Stapler heads
- A61B2017/07221—Stapler heads curved
Abstract
The present invention relates to the Guan Bi of the cutting closer of a kind of arc folder, described Guan Bi is folded with nail anvil, nail bin, the first housing, the second housing and push rod, and described nail anvil is located at lower section, tail end and the first housing and is connected；Described nail bin be located at top, and nail bin be arranged over roller bearing chamber, described roller bearing cavity rear end is provided with block, spring leaf and crossbeam, and described block is stuck in the draw-in groove of the first housing；Described push rod front end is from top to bottom sequentially provided with roller bearing, cuts somebody's hair, blade and fixed claw；Described push rod hangs on the crossbeam in roller bearing chamber；The second described housing and the first housing tabling；Described nail anvil is curved, and described nail bin is consistent with nail anvil shape with push rod；The front end of described nail anvil is tapered, and top is that circular arc is blunt nosed, and both sides of the edge are streamlined。The Guan Bi folder of the present invention, not by angle limits, extremely easily propagates through narrow tissue and vascular space, significantly improves operation safety, shorten operating time。
Description
[technical field]
The present invention relates to technical field of medical instruments, specifically, be the Guan Bi folder of the cutting closer of a kind of arc。
[background technology]
Straight cuts closer is a kind of conventional operating theater instruments, it includes Guan Bi folder and closed handle, the two is connected by connecting rod, push rod in closed handle can handle the push rod in Guan Bi folder, and then promotes nail pushing device and blade, implants, to tissue or Ink vessel transfusing percussion, the staple that two rows intermesh, tissue or blood vessel are carried out 2-3 row's intersection stapling, sew up tight, it is prevented that seepage, and from the middle incised tissue of both sides staple。
The structure of Guan Bi folder (Guan Bi such as ENDOREACH company is pressed from both sides) generally comprises nail anvil above and the nail bin being positioned below, nail pushing device it is provided with inside nail bin, it is provided externally with the first shell with draw-in groove, nail anvil rear end is provided with block, just it is stuck in the draw-in groove of the first shell and makes nail anvil can do resultant motion relative to nail bin, nail anvil, nail bin and the first shell are designed with longitudinal tool slot。It is provided with push rod in the cavity pocket of outer cover of nail bin and nail anvil rear end, in push rod similar U-shaped, open rearward end, the rear end floor beam of nail anvil is blocked in front end, and push rod front end is provided with roller bearing, can seesaw along the cavity of nail anvil dorsal part, and then nail anvil closes relative to nail bin when travelling forward, push rod front end is additionally provided with blade, can move along tool slot, the push rod shoulder at blade rear can promote the nail pushing device in nail bin forwards to move, further such that U-shaped nail stretches out nail bin, " B " shape it is closed as under the compressing of nail anvil, push rod front end extends below outside the tool slot of nail bin and the first shell, and locked by limited block, and then ensure that the stability that blade cuts, nail anvil and nail bin rear end are provided with second housing, rear end tight closure with the first shell。
But the structure of above-mentioned Guan Bi folder still has the disadvantage that 1) close and press from both sides generally linear, when entering deep compartment Guan Bi, cutting, angle is easily subject to more restriction, causes operating difficulties, even cannot complete operation；2) nail bin is arranged at lower section and fixes with rear end, when by smaller interstice's especially vascular space, resistance is big, it is easily detected by, it is forced through, is likely to produce tissue and vascular tear, if the nail bin using top instead comes through interstice, owing to nail bin is movable, then unstable when passing, operating difficulties；3) front end of nail bin and nail anvil is all more blunt, also give interstice by adding resistance。Drawbacks described above all will extend operating time, improve operation technique difficulty, further increase operation risk。
In sum, need one badly and better adapt to clinical demand, facilitate operation technique, simplify operation method, shorten operating time, improve operation safety and press from both sides with the Guan Bi reducing the cutting closer of postoperative complication and mortality rate。
[summary of the invention]
It is an object of the invention to for deficiency of the prior art, it is provided that the Guan Bi folder of the cutting closer of a kind of arc。
For achieving the above object, the present invention adopts the technical scheme that:
The Guan Bi folder of the cutting closer of a kind of arc, described Guan Bi is folded with nail anvil, nail bin, the first housing, the second housing and push rod, and described nail anvil is located at lower section, tail end and the first housing and is connected；Described nail bin be located at top, and nail bin be arranged over roller bearing chamber, the rear end in described roller bearing chamber is provided with block, spring leaf and crossbeam, and described block is stuck in the draw-in groove of the first housing；Described push rod front end is from top to bottom sequentially provided with roller bearing, cuts somebody's hair, blade and fixed claw；Described push rod hangs on the crossbeam in roller bearing chamber；Push rod is placed in the cavity of the two by the second described housing and the first housing tabling。
Described nail anvil is curved, radian 13-17 degree, and chord length 5-8cm, described nail bin is consistent with nail anvil shape with push rod。
Described nail anvil is curved, radian 15 degree。
The front end of described nail anvil is tapered, and top is that circular arc is blunt nosed, and both sides of the edge are streamlined。
Described nail anvil and the first housing are formed in one。
Described Guan Bi is folded with the lock dog that the fixed claw with described push rod matches。
The invention has the advantages that:
1, nail anvil, nail bin are arc line shaped, radian 13-17 degree, and when entering deep compartment Guan Bi, cutting, angle is no longer limited；
2, nail bin designs up, nail anvil design in lower section and and the first housing be fixed as one, operation technique then can use the less nail anvil in lower section through interstice, more convenient operation, and patient easily exert a force, reduce the probability of happening of tissue and vascular tear；
3, the Front-end Design of nail anvil becomes top to be the blunt nosed tapered of circular arc, can as guiding structural, it is easier to nail anvil is through interstice。
[accompanying drawing explanation]
Fig. 1 is the Guan Bi folder external structure schematic diagram of the cutting closer of arc of the present invention。
Fig. 2 is the Guan Bi folder internal structure schematic diagram of the cutting closer of arc of the present invention。
[detailed description of the invention]
Below in conjunction with accompanying drawing, detailed description of the invention provided by the invention is elaborated。
The accompanying drawing labelling related in accompanying drawing and ingredient are as follows:
1. nail anvil, 2. nail bin, 3. the first housing, 4. the second housing, 5. tool slot, 6. roller bearing chamber, 7. block, 8. draw-in groove, 9. push rod, 10. edge, 11. top covers, 12. base plates, 13. spring leaf, 14. crossbeams, 15. nail pushing devices, 16. roller bearings, 17. cut somebody's hair, 18. blades, 19. fixed claws, 20. lock dog, 21. first nail bins, 22. second nail bins
Embodiment 1
Refer to the Guan Bi folder external structure schematic diagram that Fig. 1, Fig. 1 are the cutting closers of arc of the present invention。Described Guan Bi is folded with nail anvil 1, nail bin the 2, first housing 3 and the second housing 4。Described nail anvil 1 is overall curved, radian 13-17 degree, chord length 5-8cm；Described nail anvil 1 central authorities are provided with longitudinal tool slot 5, and the front end of nail anvil 1 is tapered, and top is that circular arc is blunt nosed, and its both sides of the edge are streamlined backward, are naturally connected with nail anvil 1 both sides of the edge of its back segment；The rear end of described nail anvil 1 is fixed with the first housing 3。Described nail bin 2 is located at top, and global shape is consistent with the shape of described nail anvil 1；Nail bin 2 be arranged over roller bearing chamber 6；The rear end of nail bin 2 is provided with block 7, and described block 7 is stuck in the draw-in groove 8 of the first housing 3 front end。The first described housing 3 be arranged over the second housing 4, the two is chimeric up and down and fixes。Being provided with push rod 9 in the described cavity between the first housing 3 and the second housing 4, the front end of described push rod 9 hangs in the crossbeam (not shown) of nail bin 2 rear end。
Refer to the Guan Bi folder internal structure schematic diagram that Fig. 2, Fig. 2 are the cutting closers of arc of the present invention。Described roller bearing chamber 6 includes card 10, top cover 11 and two pieces of base plates 12, both sides of the edge, roller bearing chamber 6 are located at by described card 10, extend downwards, described top cover 11 is located at roller bearing chamber 6 end face, and two pieces of described base plates 12 are located at bottom surface, roller bearing chamber 6, and leave groove in the middle of two pieces of base plates 12, i.e. tool slot 5, the tail end both sides of two pieces of described base plates 12 are equipped with a block extended laterally 7, and the tail end of two pieces of base plates 12 is respectively provided with a spring leaf 13, and the rear end of two spring leafs 13 is provided with crossbeam 14。Described nail bin 2 includes the first nail bin 21 and the second nail bin 22, is tool slot 5 between described the first nail bin 21 and the second nail bin 22, and the front end of the two is integrated, and is provided with nail pushing device 15 in nail bin 2。Described push rod 9 is overall, and in the radian consistent with described nail anvil 1 and nail bin 2, the open rearward end of push rod 9, the top of front end is provided with horizontal roller bearing 16, and the back lower place of described roller bearing 16 is for cutting somebody's hair 17, and described cutting somebody's hair is followed successively by blade 18 and fixed claw 19 below 17。
The assemble method of the closer of the present invention is: described nail bin 2 is entrenched in be fixed in the edge 10 in described roller bearing chamber 6；Described push rod 9 is hung on the crossbeam 14 of rear end, described roller bearing chamber 6 by open rearward end, then consistent with the trend in described roller bearing chamber 6 so that described roller bearing 16 can in roller bearing chamber 6 slide anteroposterior；The block 7 of two pieces of described base plate 12 tail ends is stuck in two draw-in grooves 8 of described first housing 3, described push rod 9 cut somebody's hair 17, blade 18 and fixed claw 19 part all in tool slot 5 through and be piercing in described nail anvil 1 bottom surface, then locked by lock dog 20；The second described housing 4 is just fitted and fixed with described first housing 3 and is integrated。
It should be noted that, nail anvil 1, nail bin 2 are designed to arc line shaped by the present invention, correspondingly described push rod 9 is also configured as the arc line shaped that shape is consistent, and be radian 13-17 degree by concrete for nail anvil 1 specifications design, chord length 5-8cm, so when entering deep compartment Guan Bi, cutting, angle is no longer limited, this radian is preferably 15 degree, and this specification draws according to clinical experience for many years for inventor, is not construed as the conventional selection of those skilled in the art；Described nail bin 2 designs up, nail anvil 1 designs in lower section and is fixed as one with the first housing 3, owing to the volume of nail anvil 1 is far smaller than nail bin 2, the nail anvil 1 that in operation technique, then available lower section is less passes interstice, more convenient operation, and patient easily exerts a force, reduce the probability of happening of tissue and vascular tear, improve operation safety；The Front-end Design of described nail anvil 1 becomes top to be the blunt nosed tapered of circular arc, can as guiding structural, it is easier to nail anvil 1 is by organizing or vascular space。
The using method of the Guan Bi folder of the present invention is: the first housing 3 of the Guan Bi folder of the present invention and the tail end of the second housing 4 are connected with the connecting rod of general closed handle, then the push rod 9 that the present invention closes in folder just can be promoted to travel forward by manipulation closed handle, described roller bearing 16 travels forward in roller bearing chamber 6, compressing roller bearing chamber 6 and nail bin 2 close with described nail anvil 1 downwards, in the process of Guan Bi, described 17 promotion nail pushing devices 15 of cutting somebody's hair travel forward, Guan Bi nail is squeezed out nail bin 2, " B " type is become with shape after the contact of nail anvil 1 surface, close tissue or blood vessel, described cutter head 18 then cuts off tissue or blood vessel from centre, achieve Guan Bi and the function of cutting。
The Guan Bi of the present invention presss from both sides patient's operation of being more convenient for, and extremely easily propagates through narrow tissue and vascular space, and tissue or vascular tear event no longer occur, and significantly improve operation safety, shorten operating time, reduce complication rate and mortality rate。
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the inventive method; can also making some improvement and supplement, these improve and supplement and also should be regarded as protection scope of the present invention。
Claims (4)
1. the Guan Bi folder of the cutting closer of an arc, described Guan Bi is folded with nail anvil, nail bin, the first housing, the second housing and push rod, it is characterised in that described nail anvil is located at lower section, tail end and the first housing connect, and described nail anvil and the first housing are formed in one；The front end of described nail anvil is tapered, and top is that circular arc is blunt nosed, and both sides of the edge are streamlined；Described nail bin be located at top, and nail bin be arranged over roller bearing chamber, the rear end in described roller bearing chamber is provided with block, spring leaf and crossbeam, and described block is stuck in the draw-in groove of the first housing；Described push rod front end is from top to bottom sequentially provided with roller bearing, cuts somebody's hair, blade and fixed claw；Described push rod hangs on the crossbeam in roller bearing chamber；Push rod is placed in the cavity of the two by the second described housing and the first housing tabling。
2. the Guan Bi folder of the cutting closer of arc according to claim 1, it is characterised in that described nail anvil is curved, radian 13-17 degree, and chord length 5-8cm, described nail bin is consistent with nail anvil shape with push rod。
3. the Guan Bi folder of the cutting closer of arc according to claim 2, it is characterised in that described nail anvil is curved, radian 15 degree。
4. the Guan Bi folder of the cutting closer of arc according to claim 1 and 2, it is characterised in that described Guan Bi is folded with the lock dog that the fixed claw with described push rod matches。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410068127.7A CN103876800B (en) | 2014-02-27 | 2014-02-27 | A kind of Guan Bi folder of the cutting closer of arc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410068127.7A CN103876800B (en) | 2014-02-27 | 2014-02-27 | A kind of Guan Bi folder of the cutting closer of arc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103876800A CN103876800A (en) | 2014-06-25 |
| CN103876800B true CN103876800B (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410068127.7A Expired - Fee Related CN103876800B (en) | 2014-02-27 | 2014-02-27 | A kind of Guan Bi folder of the cutting closer of arc |
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| Country | Link |
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| CN (1) | CN103876800B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2019007538A (en) * | 2016-12-21 | 2019-10-30 | Ethicon Llc | Anvil having a knife slot width. |
| CN112294384B (en) * | 2020-10-30 | 2021-05-11 | 苏州贝诺医疗器械有限公司 | Improved driving assembly of anastomat, end effector and intracavity anastomat |
| CN113749713A (en) * | 2021-10-19 | 2021-12-07 | 四川大学华西第二医院 | Step-by-step arc nail bin |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5653373A (en) * | 1990-09-17 | 1997-08-05 | United States Surgical Corporation | Arcuate apparatus for applying two-part surgical fasteners |
| EP1943962A2 (en) * | 2007-01-11 | 2008-07-16 | Ethicon Endo-Surgery, Inc. | Improved curved end effector for a surgical stapling device |
| CN203841746U (en) * | 2014-02-27 | 2014-09-24 | 上海交通大学医学院附属新华医院 | Arc-shaped occlusion clamp applicable to cutting occlusion device |
-
2014
- 2014-02-27 CN CN201410068127.7A patent/CN103876800B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5653373A (en) * | 1990-09-17 | 1997-08-05 | United States Surgical Corporation | Arcuate apparatus for applying two-part surgical fasteners |
| EP1943962A2 (en) * | 2007-01-11 | 2008-07-16 | Ethicon Endo-Surgery, Inc. | Improved curved end effector for a surgical stapling device |
| CN101224125A (en) * | 2007-01-11 | 2008-07-23 | 伊西康内外科公司 | Surgical stapling device with a curved end effector |
| CN101224122A (en) * | 2007-01-11 | 2008-07-23 | 伊西康内外科公司 | Apparatus for closing a curved anvil of a surgical stapling device |
| CN203841746U (en) * | 2014-02-27 | 2014-09-24 | 上海交通大学医学院附属新华医院 | Arc-shaped occlusion clamp applicable to cutting occlusion device |
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| Publication number | Publication date |
|---|---|
| CN103876800A (en) | 2014-06-25 |
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Granted publication date: 20160622 Termination date: 20170227 |