CN107307891A - Purse string suture cutting closer - Google Patents
Purse string suture cutting closer Download PDFInfo
- Publication number
- CN107307891A CN107307891A CN201710632271.2A CN201710632271A CN107307891A CN 107307891 A CN107307891 A CN 107307891A CN 201710632271 A CN201710632271 A CN 201710632271A CN 107307891 A CN107307891 A CN 107307891A
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- China
- Prior art keywords
- nail
- group
- titanium
- lower clamp
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1142—Purse-string sutures
Abstract
The present invention provides a kind of purse string suture cutting closer, belong to operation medical instruments field, it includes housing, caliper and cutter, caliper includes upper clamp and lower clamp, offered on upper clamp and lower clamp and two groups of nail groups are offered on push broach groove, lower clamp, every group of nail group includes some spaced nail, it is placed with nail in titanium nail, lower clamp and nail pushing device is set；In two groups of nail groups on lower clamp, one of which nail group is closure nail group, and another group of nail group is pocket nail in pocket nail group, pocket nail group with push broach groove into angle；Upper clamp is slidably fitted with pocket nail anvil connection framework towards also offering in one group of pocket nail group, upper clamp and lower clamp on the side of lower clamp.The present invention can be cut oesophagus or small intestine to be anastomosed, and two sections of the port obtained after cutting is sutured, wherein the suture of one section of port sutures for closed type, the suture of other end port sutures for bundling type.
Description
Technical field
The present invention relates to operation medical instruments field, more particularly to a kind of purse string suture cutting closer.
Background technology
In the stomach cancer resection operation of laparoscope, need oesophagus and small intestine carrying out the processing that coincide after stomach is cut entirely, at this
Reason process has been related to cutting and the identical processing procedure of suture, purse string suture and oesophagus and small intestine of oesophagus/small intestine, wherein,
In existing technology, cutting can be carried out with suture using straight cuts closer or line cutting stitching instrument, purse string suture
Then can manual suture, can also be clamped and carried out using purse string suture, two process be carried out separately in the prior art, and this is certain
The workload and work difficulty of doctor is added in degree, therefore, in order to simplify the identical processing procedure of oesophagus and small intestine, this hair
It is bright to be intended to design a purse string suture cutting closer that cutting is combined with suture, the process of purse string suture two.
The content of the invention
In view of the foregoing, it is necessary to which a kind of purse string suture cutting closer is provided, the purse string suture cutting closer energy
It is enough to be cut oesophagus or small intestine to be anastomosed, and two sections of the port obtained after cutting is sutured, wherein, one section of end
The suture of mouth is that closed type is sutured, and the suture of other end port is that bundling type is sutured.
To reach above-mentioned purpose, the technical solution adopted in the present invention is：
A kind of purse string suture cutting closer, can be used cooperatively with percussion lock, including：
Housing, is built-in with the impeller being connected with the percussion lock；
Caliper, installed in shell one end, including the upper clamp and lower clamp that mutually can be opened or close, the upper clamp
With lower clamp along its length on offer push broach groove, the lower clamp is towards offering two groups of nail on the side of upper clamp
Group, two groups of nail components are located at the opposite sides of the push broach groove, and every group of nail group includes some spaced nail, institute
State to be placed with nail in titanium nail, the lower clamp and be provided with the nail pushing device that driving titanium follows closely stitching；
Cutter, are slidably mounted in the push broach groove, and be connected with the nail pushing device and impeller；
In two groups of nail groups on the lower clamp, one of which nail group is closure nail group, and another group of nail group is
Pocket nail in pocket nail group, the pocket nail group and push broach groove are into angle；
The upper clamp is towards one group of pocket nail group is also offered on the side of lower clamp, and the pocket nail group is arranged on
The push broach groove side, the opposite side of the push broach groove is provided with the closure used with the closure Bolt-hole fits on lower clamp and followed closely
Anvil；The nail pushing device is provided with the upper clamp；
Pocket nail anvil connection framework, the pocket nail anvil connection framework are slidably fitted with the upper clamp and lower clamp
Some groups of pocket nail anvils of upper interval setting, every group of pocket nail anvil is used with a pocket Bolt-hole fits, and every group of pocket nail anvil includes two
Divide anvil, two points of anvils set up separately at the two ends of pocket nail, and each point of anvil correspond to a nail pin of titanium nail when titanium follows closely stitching；It is described
Pocket nail anvil connection framework is promoted by cutter and slided, and promotes in the presence of the cutter every group of pocket nail anvil thereon
Its corresponding pocket nail staggers or overlapping.
Further, between being slidably fitted with the upper clamp and lower clamp on titanium nail-plate, the titanium nail-plate one side
The titanium nail being provided with some nail grooves, the pocket nail is separated to be placed in nail groove.
Further, the titanium nail-plate is arranged in corresponding caliper by spring slide.
Further, the nail pushing device for driving the titanium nail stitching in the pocket nail is pressing plate part, the pressing plate part direction
The side of titanium nail-plate is that inclination where inclined plane, the inclined plane towards pocket nail is oblique；When cutter band dynamic pressure plate part fortune
When dynamic, the titanium nail-plate promotes titanium to follow closely lateral movement and stitching to where pocket nail in the presence of pressing plate part inclined plane.
Further, every group of pocket nail group is made up of a row along the spaced pocket nail of caliper length direction.
Further, the parallel push broach groove of closure nail in the closure nail group is set, the pocket nail and push broach
Angle formed by groove is 90 °.
Further, when the pocket nail anvil and pocket nail stagger setting, the pocket nail anvil connection framework does not hide
Pocket nail is kept off, and is not contacted with titanium nail.
Further, the described one end of pocket nail anvil connection framework away from housing is provided with bulge-structure, the raised knot
Structure is located at side where push broach groove, and is set towards the push broach groove；Slided in the upper clamp and lower clamp and be provided with triggering
Part, the trigger member connects cutter, and is slided under the driving of the cutter with cutter；When the cutter are moved to
Where bulge-structure during end, the trigger member touches bulge-structure, and by promoting the bulge-structure motion to promote pocket
Nail anvil connection framework is slided so that pocket nail anvil mutually staggers with pocket nail.
Further, limiting groove is offered on the one side of the pocket nail anvil contact titanium nail, the limiting groove is followed closely along titanium
The glide direction of titanium nail nail pin is set during stitching.
Further, the purse string suture cutting closer also includes purse string suture line；The purse string suture line connects simultaneously
Caliper and lower clamp are connected, and is crossed between each pocket nail, and the nail pin of titanium nail two being located in the pocket nail；It is described
Purse string suture line and upper clamp, lower clamp are detachable connection.
Compared with prior art, the invention has the advantages that：
1st, the present invention is improved on the basis of existing straight cuts closer, and it is improved mainly for caliper part,
Nail group specifically to push broach groove both sides on caliper is improved, wherein, remain the original closed type seam in push broach groove side
Structure is closed, i.e., closure nail is opened up on lower clamp and corresponding titanium nail, nail pushing device etc. are set, and is set on upper clamp with
The nail anvil that the closure nail of caliper is used in combination, and push broach groove opposite side is then modified to offer on upper clamp and lower clamp
Pocket nail, realizes the bundling type suture of oesophagus/small intestine in the form of by two-way perforate.
2nd, the purse string suture cutting closer designed by the present invention can realize the suture of cutting enclosed and bundling type open type seam
The integration operation of conjunction, this reduces the workload in doctor's art to a certain extent, saves the operating time of doctor, its practicality
It is preferable with convenience.
Brief description of the drawings
Fig. 1 is the sectional interior view of purse string suture cutting closer of the present invention.
Fig. 2 is the top view of lower clamp of the present invention.
Fig. 3 is that Fig. 2 pockets nail anvil is overlapping with pocket nail and the structural representation of partial interior perspective where pocket nail.
Fig. 4 is the structural representation that Fig. 2 pockets nail anvil staggers with pocket nail and pocket nail place partial interior is had an X-rayed.
Fig. 5 is the local internal view of Fig. 1 calipers part.
Fig. 6 is that Fig. 5 pocket nail anvils conceal the structural representation after wherein one point anvil.
When Fig. 7 is upper lower clamp closure in Fig. 2 on A-A directions side where pocket nail cut-away view.
Fig. 8 is the structural representation of Fig. 7 upper clamps part.
Main element symbol description
In figure：Housing 1, impeller 11, upper clamp 2, shell 21,31, lower clamp 3, cutter 4, push broach groove 41, pocket seam
Zygonema 5, closure nail 6, pocket nail 7, nail pushing device 8, ejector pin connector 81, titanium nail-plate 9, nail groove 91, spring 92, pocket nail anvil
Connection framework 10, point anvil 101, bulge-structure 102, trigger member 20, triggering connector 201, titanium nail 30.
Following embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Embodiment
Fig. 1 and Fig. 2 are referred to, in a kind of better embodiment of the present invention, a kind of purse string suture cutting closer can
Used cooperatively with percussion lock, it includes a housing 1, a caliper, a cutter 4 and a purse string suture line 5.Housing 1 is built-in with
The impeller 11 being connected with percussion lock, its one end is provided with caliper.Caliper include mutually can open or close one on
The lower clamp 3 of caliper 2 and one, upper clamp 2 and lower clamp 3 along its length on offer a push broach groove 41；Lower clamp 3 is towards upper
Two groups of nail groups are offered on the side of caliper 2, two groups of nail components are located at the opposite sides of push broach groove 41, every group of nail group
Comprising some spaced nail, it is placed with nail in titanium nail 30, lower clamp 3 and is provided with the ejector pin that driving titanium follows closely 30 stitchings
Device 8.Cutter 4 are slidably mounted in push broach groove 41, and are connected with nail pushing device 8 and impeller 11, are driven and are promoted in percussion lock
During part 11 is moved, jaw closure, cutter 4 are slided by the driving of impeller 11, and cut oesophagus/small intestine in taxiing procedures
Or promote nail pushing device 8 that titanium is followed closely into 30 stitchings on oesophagus/small intestine.
In the present invention, in two groups of nail groups on lower clamp 3, one of which nail group is 6 groups of nail of closure, the closure
The parallel push broach groove 41 of closure nail 6 in 6 groups of nail is set, and another group of nail group is 7 groups of pocket nail, 7 groups of the pocket nail
In pocket nail 7 and push broach groove 41 followed closely into the closure of the pocket nail 7 in angle, i.e. 7 groups of pocket nail and 6 groups of nail of closure
Hole 6 is angled, and unconventional be arranged in parallel.In addition, upper clamp 2 is towards also offering one group on the side of lower clamp 3
7 groups of pocket nail, 7 groups of pocket nail is arranged on the side of push broach groove 41, the opposite side of push broach groove 41 be provided with lower clamp 3
The closure nail anvil that uses cooperatively of closure nail 6, meanwhile, nail pushing device 8 is also provided with upper clamp 2.
Refer to and a pocket nail anvil connection framework 10, the pocket are slidably fitted with Fig. 3-8, upper clamp 2 and lower clamp 3
Some groups of pocket nail anvils are arranged at intervals in nail anvil connection framework 10, every group of pocket nail anvil is used cooperatively with a pocket nail 7, every group
Pocket nail anvil includes two points of anvils 101, and two points of anvils 101 set up separately at the two ends of pocket nail 7, and each point of anvil 101 is followed closely in titanium nail 30
A nail pin of titanium nail 30 is correspond to during conjunction；Pocket nail anvil connection framework 10 promotes slip by cutter 4, and in the work of cutter 4
Its corresponding pocket nail 7 of every group of pocket nail anvil thereon is promoted to stagger or overlapping under, to pass through pocket nail anvil and lotus
The overlapping of bag nail 7 promotes titanium to follow closely 30 abutting point anvils 101 and stitching oesophagus/small intestine in the case where point anvil 101 is acted on, or, to pass through
Pocket point anvil 101 promotes the nail of the titanium after stitching 30 can not be stopped by pocket nail anvil and be followed closely from pocket with staggering for pocket nail 7
Come out in hole 7 and depart from caliper, so as to realize that titanium follows closely the separation of titanium nail 30 and caliper after 30 stitchings.
Purse string suture line 5 connects upper clamp 2 and lower clamp 3 simultaneously, and crosses each pocket nail 7, and positioned at pocket nail
Titanium in hole 7 is followed closely between 30 liang of nail pin, so that purse string suture line 5 can be located at titanium nail 30 and oesophagus/small when titanium nail 30 is sutured
Between intestines；Preferably, purse string suture line 5 and upper clamp 2, lower clamp 3 are detachable connection, are terminated in order to cut suture
Afterwards, purse string suture line 5 together departs from caliper with titanium nail 30.
In summary, the present invention is partially improved on the basis of traditional line cutting closer to caliper, wherein,
Original closed type suture texture is remained in the side of push broach groove 41, i.e., closure nail 6 is opened up on lower clamp 3 and sets corresponding
Titanium nail 30, nail pushing device 8 etc., and the closure nail anvil that the closure nail 6 with lower clamp 3 is used in combination is set on upper clamp 2,
And the opposite side of push broach groove 41 is then modified to offer pocket nail 7 on upper clamp 2 and lower clamp 3, to pass through two-way perforate
Form realizes the bundling type suture of oesophagus/small intestine；In addition, also by setting purse string suture line 5 so that lotus is presented in purse string suture end
Bag-like, is easy to the identical processing in later stage.
Further, refer in Fig. 5 and Fig. 6, upper clamp 2 and lower clamp 3 and be slidably fitted with a titanium nail-plate 9, the titanium
It is spaced apart and is placed on provided with some titanium nails 30 followed closely in grooves 91, pocket nail 7 in nail groove 91 on the one side of nail-plate 9, passes through titanium
The setting of nail-plate 9 causes titanium to follow closely 30 and be stably mounted in caliper, is easy to the later stage to promote titanium to follow closely 30 stitchings by nail pushing device 8.
In the present invention, the nail pushing device 8 that the titanium in driving pocket nail 7 follows closely 30 stitchings is pressing plate part, and pressing plate part is towards the side of titanium nail-plate 9
For inclined plane, inclination where the inclined plane towards pocket nail 7 is oblique；When cutter 4 are moved with dynamic pressure plate part, titanium nail-plate 9 exists
Drive titanium nail 30 to the place lateral movement of pocket nail 7 and stitching in the presence of pressing plate part inclined plane, that is, pass through pressing plate part inclined plane
Effect cause pressing plate part in the process travelled forward with cutter 4, titanium nail-plate 9 can be moved towards nail side, from
And realize the stitching of titanium nail 30.Preferably, titanium nail-plate 9 of the invention is slidably mounted in corresponding caliper by spring 92,
With the setting by spring 92 pressing plate part is departed from after titanium nail-plate 9, titanium nail-plate 9 can automatically restore to titanium and follow closely titanium before 30 stitchings
Position where nail-plate 9, meanwhile, also it is mutually disengaged beneficial to titanium nail-plate 9 with titanium nail 30 so that later stage titanium nail 30 is more easy to and caliper point
From.
Referring to Fig. 7, the upper clamp 2 and lower clamp 3 of the present invention include a shell 21,31, pocket nail anvil connection framework
10th, the part such as nail pushing device 8, titanium nail-plate 9 is contained in shell 21,31, wherein, pocket nail anvil connection framework 10 is located at titanium nail-plate
Between 9 and the place side of pocket nail 7, and the side pressed close to where pocket nail 7, and the spring 92 being connected with titanium nail-plate 9
It is arranged between titanium nail-plate 9 and the place side of pocket nail 7, and connection titanium nail-plate 9 and the place of pocket nail 7 side simultaneously.
In the present embodiment, 7 groups of the pocket nail on upper clamp 2 and lower clamp 3 by a row along between caliper length direction
Constituted every the pocket nail 7 of setting, and pocket nail 7 and angle formed by push broach groove 41 are preferably 90 °, i.e. the He of pocket nail 7
Push broach groove 41, closure nail 6 are vertically arranged.In addition, when pocket nail 7 and pocket nail anvil stagger setting, pocket nail anvil connects
Connect framework 10 and do not block pocket nail 7, and do not contacted with titanium nail 30.Further, Fig. 2 or Fig. 3 is referred to, pocket nail anvil connects
Connecing framework 10 includes two connecting rods that be arranged in parallel and is connected with each other, and two connecting rods set up separately at the two ends of pocket nail 7, and both it
Between distance be not less than the length of pocket nail 7, pocket is divided to anvil 101 to be arranged between two connecting rods.In addition, pocket nail anvil is connected
The one end of framework 10 away from housing 1 is provided with a bulge-structure 102, and projection is located at the place side of push broach groove 41, and towards push broach groove
41 are set；Slided in upper clamp 2 and lower clamp 3 and be provided with a trigger member 20, the trigger member 20 connection cutter 4, and cutting
Slided under the driving of cutter 4 with cutter 4；When cutter 4 move to 102 place end of bulge-structure, trigger member 20 is touched convex
Rise structure 102, and by promote bulge-structure 102 motion come promote pocket nail anvil connection framework 10 to slide so that pocket nail anvil with
Pocket nail 7 mutually staggers.That is, the present invention is slided by setting bulge-structure 102 to be used as driving pocket nail anvil connection framework 10
Contact structure, and trigger member 20 then be trigger architecture, its touched by the promotion of cutter 4 and drive bulge-structure 102 with
Motion so that pocket nail anvil connection framework 10 is slided, pocket nail anvil meets, and pocket nail 7 staggers, the point occurs cutting
The feed of cutter 4 terminates, titanium follow closely 30 stitchings, oesophagus/small intestine is cleaved finish after, therefore, bulge-structure 102 is preferably provided with
In the end of pocket nail anvil connection framework 10, in addition, trigger member 20 is preferably provided in shell 21,31, it is outer by that can penetrate
The one triggering connection cutter 4 of connector 201 of shell 21,31, similarly, nail pushing device 8 is it is also preferred that by that can penetrate the one of shell 21,31
Ejector pin connector 81 connects cutter 4.
Further, in order to ensure titanium nail 30 is moved according to both fixed tracks, the present invention is in every group of pocket nail anvil contact titanium nail
Limiting groove is offered on 30 one side, the limiting groove is set along the glide directions that titanium nail 30 follows closely pin during titanium 30 stitching of nail, with logical
The setting for crossing limiting groove limits the scope of activities and activity direction of titanium nail 30.
Clamped in the use of the present invention, first being placed oesophagus to be cut/small intestine with caliper, after pushed away by percussion lock
Dynamic cutter 4 move-feed, now, the cutting oesophagus/small intestine of cutter 4, while driving nail pushing device 8 and trigger member 20 to move；Lotus
The corresponding nail pushing device 8 of 7 groups of bag nail promotes titanium nail-plate 9 towards lateral movement where nail in motion process contact titanium nail-plate 9,
Now spring 92 is in compression, and the nail pin that titanium nail-plate 9 then makes titanium follow closely 30 hammer into the oesophagus squeezed into from pocket nail 7/
Tube wall/intestinal wall of small intestine, purse string suture line 5 is then sandwiched between titanium nail 30 and tube wall/intestinal wall of oesophagus/small intestine, so as to be formed
The suture port of bundling type；The nail that the corresponding nail pushing device 8 of 6 groups of nail of closure then promotes to close the titanium nail 30 in nail 6 is worn
Tube wall/intestinal wall of oesophagus/small intestine, and make the complete stitching of tube wall/intestinal wall of oesophagus/small intestine, form the suture port of closed type.When
During the feed of cutter 4 to end, the contact projection structure 102 of trigger member 20, and drive pocket nail anvil to connect by bulge-structure 102
Framework 10 travels forward, now, and its corresponding titanium nail 30 of the pocket nail anvil in pocket nail anvil connection framework 10 staggers, titanium nail 30
It is completely exposed in pocket nail 7.When 4 withdrawing of cutter, trigger member 20 departs from bulge-structure 102, pocket nail anvil connection frame
Frame 10 is not moved with trigger member 20, and pocket nail anvil its corresponding titanium nail 30 still staggers setting；After the withdrawing of cutter 4 is finished,
Nail pushing device 8 departs from titanium nail-plate 9, and titanium nail-plate 9 resets in the presence of spring 92, and titanium nail 30 is then separated with titanium nail-plate 9, is clamped when opening
After body, titanium nail 30 then departs from caliper and stitching is in tube wall/intestinal wall of oesophagus/small intestine.
In summary, the purse string suture cutting closer designed by the present invention causes cutting to suture by the improvement to caliper
Oesophagus/small intestine afterwards is presented the suture of one end closed type, the suture of the suture of one end bundling type, i.e. open type, the bundling type
Suture can be easy to the resist-nailed seat of stapler used in later stage identical processing to place at the end, therefore, using designed by the present invention
Purse string suture cutting closer can realize cutting enclosed suture and bundling type open type suture integration operation, this is certain
The workload in doctor's art is reduced in degree, the operating time of doctor is saved, its practicality and convenience are preferable.
Described above is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
The equal change or modification change completed under bright patent claim, the technical spirit suggested by all present invention, all should belong to
Cover the scope of the claims in the present invention.
Claims (10)
1. a kind of purse string suture cutting closer, can be used cooperatively with percussion lock, including：
Housing, is built-in with the impeller being connected with the percussion lock；
Caliper, installed in shell one end, including the upper clamp and lower clamp that mutually can be opened or close, the upper clamp is with
Caliper along its length on offer push broach groove, the lower clamp towards offering two groups of nail groups on the side of upper clamp,
Two groups of nail components are located at the opposite sides of the push broach groove, and every group of nail group includes some spaced nail, described
It is placed with nail in titanium nail, the lower clamp and is provided with the nail pushing device that driving titanium follows closely stitching；
Cutter, are slidably mounted in the push broach groove, and be connected with the nail pushing device and impeller；
It is characterized in that：
In two groups of nail groups on the lower clamp, one of which nail group is closure nail group, and another group of nail group is pocket
Pocket nail in nail group, the pocket nail group and push broach groove are into angle；
The upper clamp is towards one group of pocket nail group is also offered on the side of lower clamp, and the pocket nail group is arranged on described
Push broach groove side, the opposite side of the push broach groove is provided with the closure nail anvil used with the closure Bolt-hole fits on lower clamp；Institute
State and the nail pushing device is provided with upper clamp；
Between being slidably fitted with the upper clamp and lower clamp in pocket nail anvil connection framework, the pocket nail anvil connection framework
Every setting some groups of pocket nail anvils, every group of pocket nail anvil is used with a pocket Bolt-hole fits, and every group of pocket nail anvil includes two points of anvils,
Two points of anvils set up separately at the two ends of pocket nail, and each point of anvil correspond to a nail pin of titanium nail when titanium follows closely stitching；The pocket
Nail anvil connection framework is promoted by cutter and slided, and promotes in the presence of the cutter every group of pocket nail anvil thereon and its
Corresponding pocket nail staggers or overlapping.
2. purse string suture cutting closer as claimed in claim 1, it is characterised in that：Slided in the upper clamp and lower clamp
It is dynamic that the titanium nail placement for being spaced apart and being provided with some nail grooves, the pocket nail on titanium nail-plate, the titanium nail-plate one side is installed
In nail groove.
3. purse string suture cutting closer as claimed in claim 2, it is characterised in that：The titanium nail-plate passes through spring slide
In corresponding caliper.
4. purse string suture cutting closer as claimed in claim 2 or claim 3, it is characterised in that：Drive in the pocket nail
The nail pushing device of titanium nail stitching is pressing plate part, and the pressing plate part is inclined plane towards the side of titanium nail-plate, and the inclined plane is towards pocket
Rolled where nail oblique；When cutter band dynamic pressure plate part motion, the titanium nail-plate is in the presence of pressing plate part inclined plane
Titanium is promoted to follow closely to lateral movement where pocket nail and stitching.
5. purse string suture cutting closer as claimed in claim 1, it is characterised in that：Every group of pocket nail group is clamped by row edge
The spaced pocket nail composition in body length direction.
6. purse string suture cutting closer as claimed in claim 1, it is characterised in that：Closure nail in the closure nail group
The parallel push broach groove in hole is set, and the pocket nail and angle formed by push broach groove are 90 °.
7. purse string suture cutting closer as claimed in claim 1, it is characterised in that：When the pocket nail anvil and pocket nail
Stagger setting when, the pocket nail anvil connection framework does not block pocket nail, and is not contacted with titanium nail.
8. purse string suture cutting closer as claimed in claim 1, it is characterised in that：The pocket nail anvil connection framework is remote
One end of housing is provided with bulge-structure, and the bulge-structure is located at side where push broach groove, and is set towards the push broach groove；Institute
State to slide in upper clamp and lower clamp and be provided with trigger member, the trigger member connects cutter, and in the drive of the cutter
Slided under dynamic with cutter；When end where the cutter move to bulge-structure, the trigger member touches bulge-structure, and
By promoting the bulge-structure motion to promote pocket nail anvil connection framework to slide so that pocket nail anvil and pocket nail are mutual
Stagger.
9. purse string suture cutting closer as claimed in claim 1, it is characterised in that：The one of the pocket nail anvil contact titanium nail
Limiting groove is offered on side, the glide direction that the limiting groove follows closely pin along titanium nail during titanium nail stitching is set.
10. purse string suture cutting closer as claimed in claim 1, it is characterised in that：Also include purse string suture line；The lotus
Overseam zygonema connects upper clamp and lower clamp simultaneously, and crosses each pocket nail, and the titanium nail in the pocket nail
Between two nail pin；The purse string suture line and upper clamp, lower clamp are detachable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710632271.2A CN107307891B (en) | 2017-07-28 | 2017-07-28 | Purse-string suture cutting closer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710632271.2A CN107307891B (en) | 2017-07-28 | 2017-07-28 | Purse-string suture cutting closer |
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| CN107307891A true CN107307891A (en) | 2017-11-03 |
| CN107307891B CN107307891B (en) | 2023-03-14 |
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| CN201710632271.2A Active CN107307891B (en) | 2017-07-28 | 2017-07-28 | Purse-string suture cutting closer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109199500A (en) * | 2018-10-24 | 2019-01-15 | 汕头大学 | The pushing device of purse-string suture device under a kind of hysteroscope |
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| CN109199500B (en) * | 2018-10-24 | 2023-09-26 | 汕头大学 | Nail pushing device of endoscopic purse-string suture device |
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