CN217040202U

CN217040202U - A collude line ware for laparoscopic surgery

Info

Publication number: CN217040202U
Application number: CN202123208180.7U
Authority: CN
Inventors: 郭芸; 钟惠铭
Original assignee: Jiangsu Yunzhong Medical Technology Co ltd
Current assignee: Jiangsu Yunzhong Medical Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-26
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to a thread hooking device for endoscopic surgery, which comprises a thread drawing hook, a handle and a puncture needle tube, wherein one end of the thread drawing hook is connected with the handle, the puncture needle tube is sleeved at the middle part of the thread drawing hook, and the thread drawing hook can slide relatively in the puncture needle tube through the handle; the wire drawing hook comprises a connecting rod and a hook head arranged at the front end of the connecting rod; the handle comprises a pressing head arranged at the rear end of the connecting rod and a holding handle sleeved outside the pressing head. The utility model discloses simple structure, the design is compact, and it is swift convenient to use, colludes the line and send the line when being applicable to laparoscopic surgery and sewing up, can reduce the tractive to the surface of a wound and then reduce the damage to the tissue, presses down the press head and can realize opening of gib head closed promptly, and medical personnel can the one-hand operation at the operation in-process, labour saving and time saving, and can not influence the use of other apparatus in the operation, and disinfection convenience can all be dismantled to stay wire hook, handle and pjncture needle pipe.

Description

Thread hooking device for endoscopic surgery

Technical Field

The utility model relates to a collude line ware for laparoscopic surgery belongs to medical instrument technical field.

Background

With the development of medical technology, endoscopic surgical techniques, which are less invasive to tissue than conventional surgical procedures, are increasingly being used in medical procedures through smaller incisions. The endoscope operation is mainly completed by inserting tiny light sources, cameras and corresponding surgical instruments, wherein when the deep operation is sutured, as the position is deeper and the space is narrow, the suture hooking, pushing and knotting difficulties are often caused when the endoscope operation is sutured by bare hands or instruments, the slipping is caused, the time is wasted, and certain medical safety hidden troubles exist.

Disclosure of Invention

The utility model aims at solving the problem and providing a thread hooking device which has simple structure and compact design and is used in the endoscopic surgery.

The utility model adopts the following technical scheme: a thread hooking device for an endoscopic surgery comprises a thread pulling hook, a handle and a puncture needle tube, wherein one end of the thread pulling hook is connected with the handle, the puncture needle tube is sleeved in the middle of the thread pulling hook, and the thread pulling hook can slide in the puncture needle tube relatively through the handle;

the wire drawing hook comprises a connecting rod and a hook head arranged at the front end of the connecting rod;

the handle comprises a pressing head arranged at the rear end of the connecting rod and a holding handle sleeved outside the pressing head;

further, the hook head comprises an upper clamping piece and a lower clamping piece which can be engaged, and the maximum opening angle of the upper clamping piece and the lower clamping piece is 25-35 degrees.

Furthermore, the length of the upper clamping piece and the lower clamping piece is 25-28mm, and the upper clamping piece and the lower clamping piece are made of medical stainless steel materials.

Furthermore, one end of the holding handle is provided with a pressing head limiting block, the other end of the holding handle is fixedly connected with the puncture needle tube, a reset spring and a fixing block are arranged in a cavity of the holding handle, and the reset spring is sleeved on the connecting rod.

Furthermore, a plurality of anti-skid lines are arranged on two sides of the holding handle.

Furthermore, one end of the holding handle is provided with a positioning groove.

The utility model discloses simple structure, the design is compact, and it is swift convenient to use, colludes the line and send the line when being applicable to laparoscopic surgery and sewing up, can reduce the tractive to the surface of a wound and then reduce the damage to the tissue, presses down the press head and can realize opening of gib head closed promptly, and medical personnel can the one-hand operation at the operation in-process, labour saving and time saving, and can not influence the use of other apparatus in the operation, and disinfection convenience can all be dismantled to stay wire hook, handle and pjncture needle pipe.

Drawings

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

Fig. 2 is a schematic view of the hook head of the present invention in an open state.

Fig. 3 is a schematic structural view of the wire-pulling hook and the handle of the present invention.

Reference numerals are as follows: the puncture needle tube comprises a puncture needle tube 1, a wire drawing hook 2, a handle 3, a holding handle 3-1, anti-skid lines 3-2, a pressing head limiting block 3-3, a positioning groove 3-4, a hook head 4, an upper clamping piece 4-1, a lower clamping piece 4-2, a connecting rod 5, a return spring 6, a fixing block 7 and a pressing head 8.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-3, a thread hooking device for endoscopic surgery comprises a handle 3, a puncture needle tube 1 and a thread pulling hook 2, wherein one end of the thread pulling hook 2 is connected with the handle 3, and the puncture needle tube 1 is sleeved in the middle of the thread pulling hook 2;

the pull wire hook 2 comprises a connecting rod 5 and a hook head 4 arranged at the front end of the connecting rod 5, the hook head 4 comprises an upper clamping piece 4-1 and a lower clamping piece 4-2 which are arranged oppositely, the maximum opening angle between the upper clamping piece 4-1 and the lower clamping piece 4-2 is 30 degrees, the length of the upper clamping piece 4-1 and the length of the lower clamping piece 4-2 are 25-28m, the handle 3 comprises a pressing head 8 arranged at one end of the connecting rod 5 and a holding handle 3-1, a return spring 6 is arranged on the pressing head 8, and the return spring 6 is wound on the connecting rod 5.

The suture line drawing hook is characterized in that a holding handle 3-1 is sleeved outside the end, provided with a pressing head 8, of the suture line drawing hook 2 in a splicing mode, anti-skidding lines 3-2 are arranged on the holding handle 3-1, a pressing head limiting block 3-3 is arranged at the upper end of the holding handle 3-1, the lower end of the holding handle 3-1 is fixedly connected with the upper end of the puncture needle tube 1, the suture line drawing hook 2 can stretch and move relative to the puncture needle tube 1 in the puncture needle tube 1 by pressing the pressing head 8, and a positioning groove is formed in one end of the holding handle, and is used for observing a suture part with an observation port after being compressed by a reset spring when the suture line drawing hook is used.

The hook head 4 is made of elastic materials, and one end of the hook head 4 and the connecting rod are made of medical stainless steel to form a whole.

The use principle is as follows: when tissue needs to be sutured in an endoscopic surgery, firstly, a suture line is hung on a hook head 4, the puncture needle tube 1 of a thread hooking device extends into a position to be sutured or passes through the position to be sutured, a pressing head 8 is pressed to a pressing head limiting block 3-3 of a holding handle by single-hand operation, the hook head 4 completely extends out of the puncture needle tube 1, the suture line is conveyed to a proper position and then is sutured by medical personnel in the surgery by adopting other instruments in an auxiliary way, when the thread needs to be pulled in the endoscopic surgery, the hook head 4 is conveyed to the position of the suture line head needing to be pulled by using the puncture needle tube 1, the pressing head 8 is pressed to ensure that the hook head 4 extends out of the puncture needle tube 1 and is opened, the suture line 8 is loosened after the suture line is arranged on the hook head 4, an upper clamping piece 4-1 and a lower clamping piece 4-2 of the hook head 4 are closed, the thread head is pulled out to the required position along with the puncture needle tube 3 to complete the pulling action, after use, the handle 3, the wire drawing hook 2 and the puncture needle tube 1 can be disassembled and sterilized.

Claims

1. The utility model provides a collude line ware for laparoscopic surgery which characterized in that: the puncture needle tube comprises a pull wire hook (2), a handle (3) and a puncture needle tube (1), wherein one end of the pull wire hook (2) is connected with the handle (3), the puncture needle tube (1) is sleeved in the middle of the pull wire hook (2), and the pull wire hook (2) can relatively slide in the puncture needle tube (1) through the handle (3);

the wire drawing hook (2) comprises a connecting rod (5) and a hook head (4) arranged at the front end of the connecting rod (5);

the handle (3) comprises a pressing head (8) arranged at the rear end of the connecting rod (5) and a holding handle (3-1) sleeved on the outer side of the pressing head.

2. The thread hooking device for use in endoscopic surgery as defined in claim 1, wherein: the hook head (4) comprises an upper clamping piece (4-1) and a lower clamping piece (4-2) which can be engaged, and the maximum opening angle of the upper clamping piece (4-1) and the lower clamping piece (4-2) is 25-35 degrees.

3. The thread hooking device for use in endoscopic surgery as defined in claim 2, wherein: the length of the upper clamping piece (4-1) and the lower clamping piece (4-2) is 25-28mm, and the upper clamping piece (4-1) and the lower clamping piece (4-2) are made of medical stainless steel materials.

4. The thread hooking device for the endoscopic surgery as recited in claim 1, wherein: one end of the holding handle (3-1) is provided with a pressing head limiting block (3-3), the other end of the holding handle (3-1) is fixedly connected with the puncture needle tube (1), a reset spring (6) and a fixing block (7) are arranged in a cavity of the holding handle (3-1), and the reset spring (6) is sleeved on the connecting rod (5).

5. The thread hooking device for use in endoscopic surgery as defined in claim 1, wherein: a plurality of anti-slip lines (3-2) are arranged on two sides of the holding handle (3-1).

6. The thread hooking device for use in endoscopic surgery as defined in claim 1, wherein: one end of the holding handle (3-1) is provided with a positioning groove (3-4).