CN213665493U - Improved anastomat nail supporting seat - Google Patents

Abstract

The utility model discloses an improvement type anastomat supports nail seat, including supporting nail seat (1), be equipped with socket joint pipe (3) on supporting nail seat (1), its characterized in that: the pair of first through holes (5) are formed in the end portion of one end of the sleeve pipe (3), the arc-shaped chamfered edge (4) is formed in the end portion of the other end of the sleeve pipe (3), the second through hole (6) is formed in the sleeve pipe (3) on one side of the arc-shaped chamfered edge (4), the sterile rope (7) is tied up on the first through hole (5), and one end of the sterile rope (7) is inserted into the second through hole (6) and then pulled out of the other end of the sleeve pipe (3). The utility model has the advantages of simple structure, convenient use, reduced operation links, simpler combination of the nail anvil and the center rod of the anastomat, etc.

Description

Improved anastomat nail supporting seat

The technical field is as follows:

the utility model belongs to the technical field of a surgical instrument and specifically relates to an improvement type anastomat supports nail seat.

Background art:

the continuous reconstruction of the digestive tract is the most critical technical link in the digestive tract operation. The anastomat is adopted to complete the reconstruction of the digestive tract, so the operation is simple and the effect is reliable. And can enable a surgeon to master the technical key of completing high-quality anastomosis in a short time through simple standardized training.

In recent decades, reconstruction of the lower digestive tract of an anastomat has become a conventional choice for gastrointestinal tract operations, but in the laparoscopic era, a tubular anastomat is designed for open operations, and the standard operation process comprises the steps of firstly disconnecting the digestive tract, firstly carrying out purse-string suture on the side of a nail anvil, then placing the nail anvil, tightening a purse-string suture line, fixing the nail anvil, then placing the anastomat into the intestinal canal on the other side, puncturing a central rod, then butting the central rod with the nail anvil, adjusting the position of the nail anvil, and then triggering to complete anastomosis. However, the operation of completing the purse-string suture under the endoscope, placing the nail anvil and then tightening the purse-string suture to complete the fixation of the nail anvil is an operation with very high technical requirements, and an operator is required to cut and practice for a long time and find a mode suitable for the operator.

But this operation has a great individual character for the operator. Every doctor may have its own technical features and operation path, and cannot be widely popularized and popularized. In order to change the situation, a reverse puncturing technology is designed to complete the implantation of the nail anvil and the closing of the alimentary canal at the nail anvil side by a linear cutting anastomat to replace purse-string suturing, so that the difficulty of the operation is reduced to a certain extent, but the operation also has the defects that the distance between a closing line and a puncture point is not easy to control, the nail anvil is difficult to pull down after the closing, and the like. Although the prior art provides a puncture-free technology to complete the link of nail anvil insertion and pouch suture, the practical application still has the problems of more operation links, high technical requirements of the link of combining the nail anvil and the anastomat body and the like.

The utility model has the following contents:

the utility model provides an improved anastomat nail supporting seat to overcome the defects in the prior art.

The application provides the following technical scheme:

the utility model provides an improvement type anastomat supports nail seat, includes to support the nail seat, is equipped with the bell and spigot joint pipe on supporting the nail seat, its characterized in that: the end part of one end of the sleeve pipe is provided with a pair of first through holes, the end part of the other end of the sleeve pipe is provided with an arc-shaped chamfered edge, the sleeve pipe on one side of the arc-shaped chamfered edge is provided with a second through hole, the first through hole is bundled with a sterile rope, one end of the sterile rope is inserted into the second through hole and then pulled out from the other end of the sleeve pipe, and the end part of one end of the sterile rope is bundled with a limit buckle which is correspondingly matched with the second through hole.

On the basis of the technical scheme, the following further technical scheme can be provided:

the two first through holes are coaxially distributed, and the axes of the two first through holes are vertical to each other due to the axis of the sleeve pipe.

The circle center of the second through hole and the circle center of one of the first through holes are on the same straight line, and the straight line is parallel to the axis of the sleeve pipe.

Utility model advantage:

the utility model has the advantages of simple structure, convenient use, reduced operation links, simpler combination of the nail anvil and the center rod of the anastomat, etc.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

The specific implementation mode is as follows:

as shown in fig. 1, an improved staple pushing seat of an anastomat comprises a staple pushing seat 1, wherein the staple pushing seat 1 is provided with coaxially distributed abdicating holes 1a, and a group of staple pushing grooves 1b are uniformly distributed on one end surface of the staple pushing seat 1 outside the abdicating holes 1 a.

The hole bottoms of the abdicating holes 1a are provided with sleeve pipes 3 which are coaxially distributed. A certain interval is arranged between the sleeve pipe 3 and the hole wall of the abdicating hole 1 a. A plastic top piece (not shown) is also matched and buckled on the hole wall of the abdicating hole 1a, and the plastic top piece is not described in the prior art again.

A pair of first through holes 5 are formed in the end portion, close to one end of the sleeve pipe 3 in the abdicating hole 1a, of the end portion, the two first through holes 5 are distributed coaxially, and the axes of the two first through holes 5 are perpendicular to each other due to the axis of the sleeve pipe 3.

An arc-shaped chamfered edge 4 is arranged at the end part of the other end of the sleeve pipe 3 far away from the abdicating hole 1a, and a second through hole 6 is arranged on the sleeve pipe 3 at one side of the arc-shaped chamfered edge 4. The circle center of the second through hole 6 and the circle center of one of the first through holes 5 are on the same straight line, and the straight line is parallel to the axis of the sleeve 3.

Four U-shaped grooves 8 are uniformly distributed on the pipe body of the sleeve pipe 3 between the arc-shaped chamfered edge 4 and the first through hole 5, and the axis of each U-shaped groove 8 is parallel to the axis of the sleeve pipe 3. Two U-shaped grooves 8 in the four U-shaped grooves 8 are symmetrically communicated with the pipe wall of the sleeve pipe 3, U-shaped elastic pressing pieces 9 are arranged in the sleeve pipe 3, each U-shaped elastic pressing piece 9 comprises an arc-shaped section at the bottom, and elastic piece bodies are further extended from two ends of each arc-shaped section. The U-shaped pressing spring piece 9 is of an integral structure with the end part of one end in the sleeve 3, and the spring piece bodies at the two ends of the arc-shaped pressing spring piece are respectively positioned in the corresponding U-shaped grooves 8 symmetrically penetrating through the pipe wall of the sleeve 3.

Set up a sterile line 7, then with sterile line 7 fifty percent discount, penetrate the fifty percent discount end in a pair of first through-hole 5, then knot makes this fifty percent discount end fix and ties up the one end at ferrule 3. Then insert the fag end of 7 other ends of aseptic rope from the extroversion in the second through-hole 6, and then pull out one section length from the bell and spigot joint pipe 3 other end, then pull out end tip ligature have with second through-hole 6 correspond complex stop buckle 7 a.

The use process comprises the following steps:

the operation is ligatured with aseptic rope and is blocked pathological change side alimentary canal after the organ dissociates, then cuts open the alimentary canal in healthy side distance blocking 1cm department's longitudinals, judges suitable extension after the alimentary canal inner membrance is intact under the direct vision until the improvement type anastomat that this application provided supports the nail seat and can put into wherein.

Will the utility model provides a support the nail seat and put into the alimentary canal to only keep the spacing buckle 7a part of adnexed aseptic rope 7 on it and stretch to the alimentary canal outside through the incision of alimentary canal one side.

Then with under the chamber mirror straight line cutting closer hug closely alimentary canal notched upper end cutting closed, the operator makes through the taut partly of aseptic rope 7 who is located the alimentary canal outside this in-process the utility model provides a support the nail seat and can not fall into the alimentary canal in, aseptic rope 7 of taut state can effectually avoid cutting off or the stitching at the cutting closer simultaneously, cuts aseptic rope 7 or takes place aseptic rope 7 condition in the tissue of nailing into. This provides a better view under the scope of the endoscope, which makes the combination of the stapler and the staple holder easier. And provides a reverse tension to make the combination thereof smooth and stable when the puncture rod of the anastomat in the prior art is pierced into the sleeve 3 of the nail abutting seat.

After the separation is finished, the aseptic rope 7 outside the alimentary canal is pulled to enable the arc-shaped chamfered edge 4 at the end part of the other end of the sleeve joint pipe 3 to extend out of the alimentary canal from the incision. After the sleeve pipe 3 is completely exposed, the limit buckle 7a is unfastened, the sterile rope 7 is pulled out from the second through hole 6, and then the sterile rope 7 is continuously pulled, so that an included angle is formed between the sterile rope 7 and the sleeve pipe 3, and the nail abutting seat is conveniently pulled out of the alimentary canal.

Claims (3)

1. The utility model provides an improvement type anastomat supports nail seat, includes supports nail seat (1), is equipped with socket pipe (3) on supporting nail seat (1), its characterized in that: the connecting device is characterized in that a pair of first through holes (5) are formed in the end portion of one end of the sleeve pipe (3), an arc-shaped trimming edge (4) is formed in the end portion of the other end of the sleeve pipe (3), a second through hole (6) is formed in the sleeve pipe (3) on one side of the arc-shaped trimming edge (4), a sterile rope (7) is tied up on the first through hole (5), one end of the sterile rope (7) is inserted into the second through hole (6) and then pulled out of the other end of the sleeve pipe (3), and a limiting buckle (7 a) is bound to the end portion of one end of the sterile rope (7).

2. An improved stapler anvil as claimed in claim 1, wherein: the two first through holes (5) are coaxially distributed.

3. An improved stapler anvil as claimed in claim 1, wherein: the circle center of the second through hole (6) and the circle center of one of the first through holes (5) are on the same straight line, and the straight line is parallel to the axis of the sleeve pipe (3).

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