CN211325404U

CN211325404U - Laparoscopic hook scissors for hepatobiliary surgery

Info

Publication number: CN211325404U
Application number: CN201922444769.3U
Authority: CN
Inventors: 王宇; 黄榆友; 任晓斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-25
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a hepatobiliary surgery is clinical with peritoneoscope hook scissors, including a pipe body, the opening has been seted up on the body front end lateral wall, it is connected with a set of shear blade to rotate on the opening lateral wall, the shear blade runs through the opening and extends to the body outside, the body inboard transversely is provided with the pull rod, be equipped with transposition mechanism between pull rod and the shear blade, fixedly connected with barb on the body front side outer wall, open-ended one side is kept away from to the body is equipped with the first in command, be equipped with clamping mechanism between the first in command and the body lateral wall, the cavity that link up about the first in command inboard has been seted up, the inboard rotation of cavity is connected with the second handle, the second handle is located. The utility model discloses compare in current peritoneoscope hook scissors, utilize the latch mechanism can fix the position between the first in command and the body to guarantee going on of normal operation process, use the latch mechanism can be quick to dismantle the device simultaneously.

Description

Laparoscopic hook scissors for hepatobiliary surgery

Technical Field

The utility model belongs to hepatobiliary surgery field specifically is a hepatobiliary surgery is clinical with peritoneoscope hook scissors.

Background

In the laparoscopic surgery, the body is often required to be spliced, separated and cut, and the effect of splicing, separating and cutting by using a cutter and common instruments and forceps is poor, so that the special laparoscopic hook scissors are often used for surgery.

The existing laparoscopic scissors are relatively fixed in structure, need to be cleaned after operation and avoid infection during reuse, but cannot be disassembled, so that medical personnel are inconvenient to clean the laparoscopic scissors.

To the above problem, the utility model designs a clinical peritoneoscope hook scissors of using of hepatobiliary surgery to this solves the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clinical peritoneoscope hook scissors of using of hepatobiliary surgery, overcome the current problem that proposes in the above-mentioned background art from this.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a hepatobiliary surgery is clinical with peritoneoscope hook scissors, includes the body, the opening has been seted up on the body front end lateral wall, it is connected with a set of scissors piece to rotate on the opening lateral wall, the scissors piece runs through the opening and extends to the body outside, the body inboard transversely is provided with the pull rod, be equipped with transposition mechanism between pull rod and the scissors piece, fixedly connected with barb on the body front side outer wall, open-ended one side is kept away from to the body is equipped with the first in command, be equipped with between the first in command and the body lateral wall and be used for carrying out the fixed clamping mechanism of joint to both positions, the cavity that link up about the first in command inboard has been seted up, the inboard rotation of cavity is connected with the second handle, the second handle is located the inboard one end fixedly connected with fixed block of cavity, the second handle other end.

Preferably, the twisting mechanism comprises a group of twisting rods, the twisting rods are rotatably connected with one ends, located on the inner side of the tube body, of the shear blades, one ends, far away from the shear blades, of the twisting rods are rotatably connected with the pull rod, a first twisting spring is fixedly connected between the twisting rods, and a second twisting spring is fixedly connected between the shear blades.

Preferably, the corner of the barb is designed to be circular arc, and the inner surface of the barb is covered with a cushion layer.

Preferably, the first handle and the second handle are far away from the equal fixedly connected with solid fixed ring of junction one end, gu fixed ring internal surface covers there is the cushion coat.

Preferably, the clamping mechanism comprises an inner groove formed in the side wall of the pipe body, a first clamping rod is fixedly connected to the side wall of one end, close to the pipe body, of the first handle, a through hole communicated with the inside and the outside is formed in the side wall of the inner groove, the first clamping rod penetrates through the through hole and extends to the inner side of the inner groove, a reset rod is fixedly connected to the bottom surface of the inner groove, a second clamping rod is fixedly connected to the upper end of the reset rod, the second clamping rod and the first clamping rod are matched with each other, a push rod is fixedly connected to the upper end of the second clamping rod, and the push rod penetrates through the side wall of the.

Preferably, a groove is formed in the side wall of the fixing block, the pull rod extends to the inner side of the groove, a fixing hole is formed in the joint of the pull rod and the side wall of the groove, and a fixing pin is arranged on the inner side of the fixing hole.

To sum up, owing to adopted above-mentioned scheme, the beneficial effects of the utility model are that:

the utility model discloses be equipped with the joint structure, utilize the joint mechanism can fix the position between the first in command and the body to guarantee going on of normal operation process, use joint mechanism can be quick dismantle the device simultaneously, thereby be convenient for medical personnel wash it or change the scissors that damages, the pull rod is connected out with the second handle and is detachable design, can dismantle the pull rod in-process is complete and avoid forming the destruction to the pull rod.

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 will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a detailed structural schematic diagram of the latch mechanism of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the scissors comprise a pipe body, 2, scissor blades, 3, a pull rod, 4, a twisting mechanism, 401, a twisting rod, 402, a first twisting spring, 403, a second twisting spring, 5, a barb, 6, a first handle, 601, a fixing ring, 7, a clamping mechanism, 701, an inner groove, 702, a first clamping rod, 703, a through hole, 704, a reset rod, 705, a second clamping rod, 706, a push rod, 8, a cavity, 9, a handle, 10, a fixing block, 1001, a groove, 1002, a fixing hole, 1003 and a fixing pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a pair of laparoscopic hook scissors for hepatobiliary surgery comprises a tube 1, and is characterized in that: the opening has been seted up on the 1 front end lateral wall of body, it is connected with a set of shear blade 2 to rotate on the opening lateral wall, shear blade 2 runs through the opening and extends to the 1 outside of body, 1 inboard transversely is provided with pull rod 3 of body, be equipped with transposition mechanism 4 between pull rod 3 and the shear blade 2, fixedly connected with barb 5 on the 1 front side outer wall of body, body 1 keeps away from open-ended one side and is equipped with the first in command 6, be equipped with between the first in command 6 and the 1 lateral wall of body and be used for carrying out the fixed latch mechanism 7 of joint to both positions, the cavity 8 that link up about the 6 inboard of the first in command is seted up, 8 inboard rotations in cavity are connected with second handle 9, second handle 9 is located the one end fixedly connected with fixed block 10 of 8 inboards in.

Furthermore, the twisting mechanism 4 comprises a set of twisting rods 401, the set of twisting rods 401 is rotatably connected with one end of the scissor blade 2 positioned on the inner side of the tube body 1, one end of the twisting rods 401 far away from the scissor blade 2 is rotatably connected with the pull rod 3, a first twisting spring 402 is fixedly connected between the set of twisting rods 401, a second twisting spring 403 is fixedly connected between the scissor blades 2, the second handle 9 is loosened after the cutting is finished, and the first twisting spring 402 and the second twisting spring 403 act together to enable the scissor blade 2 to return to the original position.

Furthermore, the corners of the barb 5 are designed to be arc-shaped, and the inner surface of the barb 5 is covered with a soft cushion layer.

Furthermore, the ends of the first handle 6 and the second handle 9, which are far away from the joint, are fixedly connected with fixing rings 601, and the inner surfaces of the fixing rings 601 are covered with cushion layers.

Furthermore, the clamping mechanism 7 includes an inner groove 701 formed on the side wall of the pipe body 1, a first clamping rod 702 is fixedly connected to the side wall of the first handle 6 near one end of the pipe body 1, a through hole 703 for communicating the inside and the outside is formed on the side wall of the inner groove 701, the first clamping rod 702 extends to the inner side of the inner groove 701 through the through hole 703, a reset rod 704 is fixedly connected to the bottom surface of the inner groove 701, a second clamping rod 705 is fixedly connected to the upper end of the reset rod 704, the second clamping rod 705 is mutually matched with the first clamping rod 702, the first clamping rod 702 is inserted into the inner groove 701 through the through hole 703, the first clamping rod 702 extrudes the second clamping rod 705, when the first clamping bar 702 completely enters the inner groove 701, the reset bar 704 drives the second clamping bar 705 to rebound to fix the position of the first clamping bar 702, the upper end of the second clamping bar 705 is fixedly connected with a push rod 706, and the push rod 706 penetrates through the side wall of the inner groove 701 and extends to the outer side of the tube body 1.

Furthermore, a groove 1001 is formed in the side wall of the fixing block 10, the pull rod 3 extends to the inner side of the groove 1001, a fixing hole 1002 is formed in the joint of the pull rod 3 and the side wall of the groove 1001, the pull rod 3 is pulled out of the pipe body 1 and inserted into the groove 1001, the fixing hole 1002 between the pull rod 3 and the groove 1001 is aligned, a fixing pin 1003 is inserted to fix the position of the pull rod 3, and a fixing pin 1003 is arranged on the inner side of the fixing hole 1002.

The working principle is as follows: when the utility model is used, the device is moved to the use position, the pull rod 3 is pulled out from the tube body 1 and inserted into the open slot 1001, the fixing holes 1002 between the two are aligned, the fixing pin 1003 is inserted to fix the position of the draw bar 3, the first clamping bar 702 is inserted into the inner groove 701 through the through hole 703, the first clamping bar 702 extrudes the second clamping bar 705, when the first clamping bar 702 completely enters the inner groove 701, the reset bar 704 drives the second clamping bar 705 to rebound to fix the position of the first clamping bar 702, thereby fix body 1 and the position of first handle 6, begin to carry out the operation work afterwards, rotate second handle 9 and drive pull rod 3 and outwards move, the pull rod is to the application of force of transposition pole 401 and drive scissors piece 2 transposition and remove diseased tissue, unclamp second handle 9 after finishing cutting, first transposition spring 402 and the combined action of second transposition spring 403 make scissors piece 2 resume the normal position.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a hepatobiliary surgery is clinical with peritoneoscope hook scissors, includes body (1), its characterized in that: the pipe body is characterized in that an opening is formed in the side wall of the front end of the pipe body (1), a group of shear blades (2) are connected to the side wall of the opening in a rotating mode, the shear blades (2) penetrate through the opening and extend to the outer side of the pipe body (1), a pull rod (3) is transversely arranged on the inner side of the pipe body (1), a twisting mechanism (4) is arranged between the pull rod (3) and the shear blades (2), a barb (5) is fixedly connected to the outer wall of the front side of the pipe body (1), a first handle (6) is arranged on one side, away from the opening, of the pipe body (1), a clamping mechanism (7) used for clamping and fixing the first handle and the pipe body (1) is arranged between the first handle (6) and the side wall of the pipe body (1), a cavity (8) which is communicated from left to right is formed in the inner side of the first handle (6), a second handle (9), the other end of the second handle (9) extends to the outer side of the second handle (6).

2. The laparoscopic hook scissors for hepatobiliary surgery clinical use according to claim 1, wherein: the twisting mechanism (4) comprises a group of twisting rods (401), the twisting rods (401) are rotatably connected with one ends, located on the inner side of the pipe body (1), of the scissors blades (2), the twisting rods (401) are rotatably connected with one ends, far away from the scissors blades (2), of the pull rods (3), a group of first twisting springs (402) are fixedly connected between the twisting rods (401), and second twisting springs (403) are fixedly connected between the scissors blades (2).

3. The laparoscopic hook scissors for hepatobiliary surgery clinical use according to claim 1, wherein: the corner of the barb (5) is designed to be circular arc, and the inner surface of the barb (5) is covered with a soft cushion layer.

4. The laparoscopic hook scissors for hepatobiliary surgery clinical use according to claim 1, wherein: the first handle (6) and the second handle (9) are far away from one end of the joint and are fixedly connected with fixing rings (601), and soft cushion layers cover the inner surfaces of the fixing rings (601).

5. The laparoscopic hook scissors for hepatobiliary surgery clinical use according to claim 1, wherein: the clamping mechanism (7) comprises an inner groove (701) formed in the side wall of the pipe body (1), a first clamping rod (702) is fixedly connected to the side wall of one end, close to the pipe body (1), of the first handle (6), a through hole (703) communicated with the inside and the outside is formed in the side wall of the inner groove (701), the first clamping rod (702) penetrates through the through hole (703) and extends to the inner side of the inner groove (701), a reset rod (704) is fixedly connected to the bottom surface of the inner groove (701), a second clamping rod (705) is fixedly connected to the upper end of the reset rod (704), the second clamping rod (705) and the first clamping rod (702) are matched with each other, a push rod (706) is fixedly connected to the upper end of the second clamping rod (705), and the push rod (706) penetrates through the side wall of the inner groove (701).

6. The laparoscopic hook scissors for hepatobiliary surgery clinical use according to claim 1, wherein: seted up fluting (1001) on fixed block (10) lateral wall, pull rod (3) extend to fluting (1001) inboard, fixed orifices (1002) have been seted up with fluting (1001) lateral wall junction to pull rod (3), fixed orifices (1002) inboard is equipped with fixed pin (1003).