CN213047096U

CN213047096U - Nail bin assembly with tissue grasping function

Info

Publication number: CN213047096U
Application number: CN202020643625.0U
Authority: CN
Inventors: 顾春健; 李永涛
Original assignee: Changzhou Haiers Medical Devices Co ltd
Current assignee: Changzhou Haiers Medical Devices Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-04-27
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses a nail storehouse subassembly with promptly function of tissue, including the connecting rod, the front end of connecting rod is installed and is supported nail seat and nail casket, the trough has been seted up at the middle part of nail casket, the left and right sides in trough is equipped with out nail mouth group, it includes that a plurality of nail mouths of play are even interval arrangement in proper order and constitute to go out nail mouth group, both ends are equipped with relative promptly protruding muscle about going out the nail mouth, the upper end salient in nail casket is outstanding in the upper surface of nail casket, the one end of promptly protruding muscle is enclosed construction, and the other end is open structure, the space between the open structure of the lower surface of supporting the nail seat, nail casket and promptly protruding muscle forms the cavity that is used for closed centre gripping tissue. In this way, the utility model discloses staple cartridge subassembly with the function is promptly organized can firmly promptly organize and effectively prevent that the tissue from sliding or the slippage even, ensures to sew up the effect.

Description

Nail bin assembly with tissue grasping function

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a nail storehouse subassembly with function is promptly grasped to tissue.

Background

In endoscopic surgery, an endoscopic cutting stapler is one of the commonly used surgical instruments. The endoscope cutting suturing device comprises a device body and a nail bin assembly, wherein the nail bin assembly mainly comprises a nail box, a nail abutting seat, a cutting knife, suturing nails, a connecting rod and the like. At present, the surfaces of the nail abutting seat and the nail box are mostly of a plane structure, and the front end of the nail abutting seat and the front end of the nail box are of an open structure. Need carry out effectual centre gripping fixed under reasonable the squeezing to sutured tissue at the course of the work to guarantee to sew up the nail and can effectively penetrate the tissue and the cohesion forms "B" font, and cut the tissue through the cutting knife. But during the process of clamping the tissue, the tissue is easy to slip towards the far end of the instrument; in the process of cutting the tissue, the cutting knife needs to be pushed to the far end and cuts the tissue, and many times, the cutting knife can push the tissue to the far end of the instrument when cutting due to insufficient clamping force and friction force after the assembly is closed, so that the tissue slides forwards. Resulting in incomplete cutting and ineffective suturing, which affects the operation effect.

Disclosure of Invention

The utility model discloses the main technical problem who solves provides a nail storehouse subassembly with function is promptly organized, can firmly promptly organize and effectively prevent that the tissue from sliding or even slippage, ensure to sew up the effect.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a nail storehouse subassembly with function is promptly grasped to tissue, includes the connecting rod, the front end of connecting rod is installed and is supported nail seat and nail casket, the runner has been seted up at the middle part of nail casket, the left and right sides in runner is equipped with out nail mouth group, it includes that a plurality of nail mouths of going out are even interval arrangement in proper order and constitute to go out nail mouth group, both ends are equipped with relative promptly protruding muscle about going out the nail mouth, the upper end salient in nail casket's upper surface of grasping protruding muscle, the one end of promptly protruding muscle is enclosed construction, and the other end is open structure, support the space formation between the lower surface of nail seat, the upper surface of nail casket and the open structure of promptly protruding muscle and be used for the cavity of closed centre gripping tissue.

In a preferred embodiment of the present invention, the opening structure is a splayed opening structure.

In a preferred embodiment of the present invention, the left and right sides of the slot are symmetrically provided with 3 groups of nail hole groups.

In a preferred embodiment of the present invention, the nail outlet of the middle nail outlet group and the nail outlet of the adjacent nail outlet group are arranged in a staggered manner.

In a preferred embodiment of the present invention, a suturing nail is disposed in the nail outlet.

The utility model has the advantages that: the utility model discloses the nail storehouse subassembly with the function is promptly held to the tissue, can firmly grasp the tissue and effectively prevent that the tissue from sliding or the slippage even, ensure to sew up the effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic view of a preferred embodiment of a staple cartridge assembly with tissue grasping features according to the present invention;

FIG. 2 is a schematic perspective view of the nail seat;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3;

FIG. 5 is a schematic view of a portion of the structure of FIG. 1;

the parts in the drawings are numbered as follows: 1. connecting rod, 2, support nail seat, 3, nail casket, 31, trough, 32, go out nail mouth group, 33, go out nail mouth, 34, grasp protruding muscle, 341, enclosed construction, 342, open structure, 343, cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, a nail magazine assembly with a tissue grasping function includes a connecting rod 1, a nail pushing seat 2 and a nail magazine 3 are mounted at the front end of the connecting rod 1, a knife slot 31 is formed in the middle of the nail magazine 3, nail outlet groups 32 are arranged on the left and right sides of the knife slot 31, each nail outlet group 32 includes a plurality of nail outlets 33 which are sequentially and uniformly arranged at intervals, opposite grasping convex ribs 34 are arranged on the left and right ends of each nail outlet 33, the upper ends of the grasping convex ribs 34 protrude out of the upper surface of the nail magazine 3, one end of each grasping convex rib 34 is a closed structure 341, the other end of each grasping convex rib is an open structure 342, and a space between the lower surface of the nail pushing seat 2, the upper surface of the nail magazine 3 and the open structure 342 of the grasping convex ribs 34 forms a cavity 343 for closing and grasping.

In addition, the opening structure 342 is a splayed opening structure.

In addition, 3 groups of nail mouth groups are symmetrically arranged on the left side and the right side of the cutter path 31.

In addition, the nail outlet 33 of the middle nail outlet group 32 and the nail outlet 33 of the adjacent nail outlet group 32 are arranged in a staggered manner.

In addition, a suturing nail is arranged in the nail outlet 33.

The utility model discloses the nail storehouse subassembly of the function is promptly grasped to the tissue forms a closed rectangle cavity around upper and lower through the upper surface of nail casket 3, the lower surface that supports nail seat 2 and two opening structure 342 who grasps protruding muscle 34, and after the closed centre gripping tissue of nail storehouse subassembly, this kind of a plurality of rectangle cavity can firmly grasp the tissue and effectively prevent the tissue slippage even, ensures to sew up the effect on the nail storehouse subassembly.

Be different from prior art, the utility model discloses staple cartridge subassembly with the function is promptly organized can firmly promptly organize and effectively prevent that the tissue from sliding the slippage even, ensures to sew up the effect.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. The utility model provides a nail storehouse subassembly with function is firmly grasped to tissue, includes the connecting rod, the front end of connecting rod is installed and is supported nail seat and nail casket, the middle part of nail casket has seted up the trough, its characterized in that, the left and right sides in trough is equipped with out nail mouth group, it includes a plurality of even interval arrangement's play nail mouth in proper order to go out nail mouth group, it is equipped with relative firmly grasping protruding muscle to go out the both ends about the nail mouth, the upper end salient in nail casket's upper surface of grasping protruding muscle, the one end of firmly grasping protruding muscle is enclosed construction, and the other end is open structure, support the space formation between the lower surface of nail seat, the upper surface of nail casket and the open structure of firmly protruding muscle and be used for the cavity of closed centre gripping tissue.

2. The tissue-grasping staple cartridge assembly according to claim 1, wherein said opening structure is a splayed opening structure.

3. The tissue-grasping staple cartridge assembly according to claim 1 or 2, wherein 3 groups of staple pockets are symmetrically provided on the left and right sides of said channel.

4. The tissue-grasping staple cartridge assembly according to claim 3, wherein the staple outlets of the middle staple outlet group are staggered from the staple outlets of the adjacent staple outlet group.

5. The tissue-grasping staple cartridge assembly according to claim 4, wherein staples are disposed within said staple exit ports.