CN214907830U

CN214907830U - Puncture outfit for laparoscopic surgery

Info

Publication number: CN214907830U
Application number: CN202120499434.6U
Authority: CN
Inventors: 张治明; 李君玲; 张建文; 于毅; 胡可可; 万玉文; 张安生; 欧阳帆
Original assignee: First Peoples Hospital of Chenzou
Current assignee: First Peoples Hospital of Chenzou
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-11-30
Anticipated expiration: 2031-03-09

Abstract

The utility model discloses a puncture ware for laparoscopic surgery, including the tube sheath, be located the puncture core of tube sheath, still establish including the cover the tube sheath surface and with tube sheath sealing connection's gasbag, be located the air inlet of gasbag outer wall, pass through the air charging handle of pipe connection with the air inlet, the utility model discloses the gasbag cover is established in the outside of tube sheath, has realized the screens effect, and the gasbag that is located the abdominal cavity prevents that gas from getting into subcutaneously, lies in abdominal cavity outside gasbag and puncture hole extrusion contact simultaneously, plays the effect of pressurization hemostasis to the puncture hole.

Description

Puncture outfit for laparoscopic surgery

Technical Field

The utility model relates to the field of medical surgical instruments, in particular to a puncture outfit for laparoscopic surgery.

Background

The laparoscopic surgery is to make a proper number of small incisions of 1cm to 2cm on the waist, then insert a pneumoperitoneum needle through the incision, after confirming that the puncture is successful, turn on a carbon dioxide inflator, so that the abdomen is effectively supported, increase the operation space of a surgeon, then insert a pipeline-shaped working channel into each incision, then operate the instrument in the body through the pipelines, the existing puncture outfit generally comprises a tube sheath and a puncture core for puncture, the puncture core is inserted into the tube sheath, after the puncture core is opened from the body, the puncture core is withdrawn from the tube sheath, and the tube sheath is fixed on the body, then the surgeon inserts the surgical instrument into the body through the channel of the tube sheath, thereby performing effective operation, the existing puncture outfit for laparoscopic surgery generally arranges an air bag on the inner surface of the tube sheath for blocking the inner opening to prevent the gas from entering the abdominal cavity, simultaneously, the sheath surface is provided with the shutoff that card tail gas realized sheath and puncture hole with puncture hole junction, and the setting of screens ware has increased medical personnel's the operation degree of difficulty, and the shutoff effect is not good.

Therefore, it is a problem to provide a puncture device for laparoscopic surgery that allows the outer surface of the sheath to be in compressive contact with the puncture hole and facilitates the sealing of the inside of the sheath.

Disclosure of Invention

The utility model aims at providing a puncture outfit for laparoscopic surgery which can seal the outer surface of the tube sheath and the abdominal cavity and can conveniently plug the tube sheath.

The purpose of the utility model is realized like this:

a puncture outfit for laparoscopic surgery comprises a tube sheath, a puncture core positioned in the tube sheath, an air bag sleeved on the outer surface and hermetically connected with the tube sheath, an air inlet positioned on the outer wall of the air bag, an inflating handle connected with the air inlet through a pipeline, and an air vent mechanism communicated with the air inlet and positioned in the air bag.

The air bag is annular with an upward opening, and the opening at the top of the air bag and the opening at the bottom of the air bag are respectively connected with the upper part and the bottom of the outer surface of the tube sheath in a sealing way.

The length of the air bag in the vertical direction is 0.5-0.9 times of the length of the tube sheath in the vertical direction.

The ventilation mechanism comprises a plurality of ventilation grooves which are arranged on the outer surface of the tube sheath and along the length direction of the tube sheath.

The ventilation mechanism comprises a ventilation pipe which is communicated with the air inlet and is arranged along the length direction of the pipe sheath.

The top of tube sheath is equipped with the connecting seat, and the upper surface of connecting seat is equipped with the internal thread connecting pipe.

The top of puncture core is equipped with the closing cap, and the upper portion of puncture core is equipped with the external screw thread connecting pipe, and external screw thread connecting pipe and internal thread connecting pipe screw-thread fit, external screw thread connecting pipe and puncture core's surface fixed connection.

And a sealing ring is arranged on the inner surface of the connecting seat.

Has the positive and beneficial effects that: the utility model discloses the screens effect has been realized in the outside of tube-sheath to the gasbag cover, and the gasbag that is located the abdominal cavity prevents that gas from getting into subcutaneously, lies in the outside gasbag of abdominal cavity and puncture hole extrusion contact simultaneously, plays the hemostatic effect of pressurization to the puncture hole of stomach wall.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a sectional view taken along the line A-A in example 1;

fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;

FIG. 4 is a sectional view taken along the line A-A in example 2;

in the figure, the following steps are carried out: puncture core 1, tube sheath 2, gasbag 3, air inlet 4, inflating handle 5, connecting seat 6, internal thread connecting pipe 7, external thread connecting pipe 8, closing cap 9, air channel 10, sealing washer 11, breather pipe 12.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1

As shown in fig. 1 and 2, a puncture outfit for laparoscopic surgery comprises a tube sheath 2, a puncture core 1 arranged in the tube sheath 2, a balloon 3 sleeved on the inner surface and the outer surface of the tube sheath 2 and hermetically connected with the tube sheath 2, an air inlet 4 arranged on the outer wall of the balloon 3, an inflating handle 5 connected with the air inlet 4 through a pipeline, and a ventilation mechanism communicated with the air inlet 4 and arranged in the balloon 3, wherein the balloon 3 is annular with an upward opening, the opening and the bottom opening at the top of the balloon 3 are hermetically connected with the upper part and the bottom part of the outer surface of the tube sheath 2 respectively, the balloon 3 is inflated through the air inlet and the inflating handle 5, the bottom of the tube sheath 2 is arranged at the bottom of the balloon 3, the length of the balloon 3 in the vertical direction is 0.7 times of the whole length of the tube sheath 2, namely, one part of the balloon 3 is arranged in an abdominal cavity, the other part is arranged outside the abdominal cavity, and the balloon 3 arranged in the abdominal cavity prevents gas from entering under the skin, meanwhile, the air bag 3 positioned outside the abdominal cavity is in extrusion contact with the puncture hole to play a role in pressurizing and stopping bleeding for the puncture hole, and the ventilation mechanism comprises a plurality of ventilation grooves 10 which are positioned on the outer surface of the tube sheath 2 and are arranged along the length direction of the tube sheath to prevent air from entering the air bag 3 due to the pressure of the abdominal wall on the air bag 3.

During the use, at first guarantee not have gaseously in the gasbag 3, then puncture the core, tube sheath 2 and gasbag 3 puncture simultaneously and get into the abdominal cavity, reach certain position after, puncture core 1 extracts, tube sheath 2 and gasbag 3 stay in the puncture of abdominal cavity, then the lower part of tube sheath 2 and gasbag 3 is located the abdominal cavity, the upper portion of tube sheath 2 and gasbag 3 is located outside the abdominal cavity, to aerifing the operation in gasbag 3 this moment, then gasbag 3 that is located the abdominal cavity will prevent that gas from getting into subcutaneously, and simultaneously, gasbag 3 that is located the abdominal cavity outside and puncture hole extrusion contact play the hemostatic effect of pressurization to the puncture hole, the screens effect has been realized, and is simple to operate, and the work efficiency of medical personnel is provided.

Example 2

As shown in fig. 3 and 4, a puncture outfit for laparoscopic surgery comprises a tube sheath 2, a puncture core 1 arranged in the tube sheath 2, a balloon 3 sleeved on the inner surface and the outer surface of the tube sheath 2 and hermetically connected with the tube sheath 2, an air inlet 4 arranged on the outer wall of the balloon 3, an inflating handle 5 connected with the air inlet 4 through a pipeline, and a ventilation mechanism communicated with the air inlet 4 and arranged in the balloon 3, wherein the balloon 3 is annular with an upward opening, the opening and the bottom opening at the top of the balloon 3 are hermetically connected with the upper part and the bottom part of the outer surface of the tube sheath 2 respectively, the balloon 3 is inflated through the air inlet and the inflating handle 5, the bottom of the tube sheath 2 is arranged at the bottom of the balloon 3, the length of the balloon 3 in the vertical direction is 0.7 times of the whole length of the tube sheath 2, namely, one part of the balloon 3 is arranged in an abdominal cavity, the other part is arranged outside the abdominal cavity, and the balloon 3 arranged in the abdominal cavity prevents gas from entering under the skin, the gasbag 3 that lies in the abdominal cavity outside simultaneously and puncture hole extrusion contact play the hemostatic effect of pressurization to the puncture, venting mechanism includes the breather pipe 12 that sets up with air inlet 4 intercommunication and along the tube sheath length direction, and breather pipe 12 can set up two, and two breather pipes 12 all communicate with air inlet 4, prevent that the abdominal wall from making gas unable entering gasbag 3 to the pressure of gasbag 3.

The top of tube sheath 2 is equipped with connecting seat 6, and adhesive fixed connection is passed through with the top of tube sheath 2 in the bottom of connecting seat 6, is equipped with the through-hole that makes puncture core 1 pass through on the connecting seat 6, and the upper surface of connecting seat 6 is equipped with female connection pipe 7, and female connection pipe 7's top passes through the adhesive with the upper surface of connecting seat 6 and fixes, and female connection pipe's internal surface is equipped with the internal thread. The top of puncture core 1 is equipped with closing cap 9, and the upper portion of puncture core 1 is equipped with external thread connecting pipe 8, and external thread connecting pipe 8 and internal thread connecting pipe 7 screw-thread fit, external thread connecting pipe 8 and puncture core 1's surface fixed connection, internal thread connecting pipe 7 and external thread connecting 8 are convenient for fix puncture core 1 and tube sheath 2, and the internal surface of connecting seat 6 is equipped with sealing washer 11, prevents that the gas in the abdominal cavity is excessive.

The utility model discloses the screens effect has been realized in the outside of tube-sheath to the gasbag cover, and the gasbag that is located the abdominal cavity prevents that gas from getting into subcutaneously, lies in the outside gasbag of abdominal cavity and puncture hole extrusion contact simultaneously, plays the hemostatic effect of pressurization to the puncture hole.

Claims

1. A puncture outfit for laparoscopic surgery comprises a tube sheath and a puncture core positioned in the tube sheath, and is characterized in that: the air bag is sleeved on the outer surface and is in sealing connection with the tube sheath, the air inlet is arranged on the outer wall of the air bag, the inflating handle is connected with the air inlet through a pipeline, and the ventilating mechanism is communicated with the air inlet and is arranged in the air bag.

2. The puncture instrument for laparoscopic surgery according to claim 1, wherein: the air bag is annular with an upward opening, and the opening at the top of the air bag and the opening at the bottom of the air bag are respectively connected with the upper part and the bottom of the outer surface of the tube sheath in a sealing way.

3. The puncture instrument for laparoscopic surgery according to claim 1, wherein: the length of the air bag in the vertical direction is 0.5-0.9 times of the length of the tube sheath in the vertical direction.

4. The puncture instrument for laparoscopic surgery according to claim 1, wherein: the ventilation mechanism comprises a plurality of ventilation grooves which are arranged on the outer surface of the tube sheath and along the length direction of the tube sheath.

5. The puncture instrument for laparoscopic surgery according to claim 1, wherein: the ventilation mechanism comprises a ventilation pipe which is communicated with the air inlet and is arranged along the length direction of the pipe sheath.

6. The puncture instrument for laparoscopic surgery according to claim 1, wherein: the top of tube sheath is equipped with the connecting seat, and the upper surface of connecting seat is equipped with the internal thread connecting pipe.

7. The puncture instrument for laparoscopic surgery according to claim 6, wherein: the top of puncture core is equipped with the closing cap, and the upper portion of puncture core is equipped with the external screw thread connecting pipe, and external screw thread connecting pipe and internal thread connecting pipe screw-thread fit, external screw thread connecting pipe and puncture core's surface fixed connection.

8. The puncture instrument for laparoscopic surgery according to claim 6, wherein: and a sealing ring is arranged on the inner surface of the connecting seat.