CN213129667U

CN213129667U - Novel needle holding forceps for vascular surgery

Info

Publication number: CN213129667U
Application number: CN202020278239.6U
Authority: CN
Inventors: 杨春卿
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2021-05-07
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses a novel needle holding forceps for vascular surgery, which comprises a first forceps arm, wherein the upper part of the right side wall of the first forceps arm is articulated with a second forceps arm, the upper end of the outer side wall of the first forceps arm is articulated with a first U-shaped frame, a first connecting block is arranged at the right part of the upper surface of the first U-shaped frame, the first connecting block is hinged with a first clamp body through a hinge pin, the right side wall of the second connecting block is provided with a threaded sleeve, the inner side wall of the threaded sleeve is provided with internal threads, the second connecting block is hinged with a second clamp body through a threaded sleeve, the upper part of the clamp body can realize that a small bolt is screwed after the stepless adjustment of the clamping angle of the clamp body is finished, the fixation of the clamping angle of the clamp body is finished, the phenomenon that a needle head falls off in the sewing process is avoided due to the existence of the non-slip mat, the contact area between the non-slip mat and the needle head can be increased due to the groove in the non-slip mat, and the non-slip effect is further improved; the needle holding forceps can be disassembled when being stored, and the needle holding forceps are convenient to store and store.

Description

Novel needle holding forceps for vascular surgery

Technical Field

The utility model relates to the technical field of surgical instruments, the specific field is a novel vascular surgery is with needle-holding forceps.

Background

The needle holder is a needle holder, and is a surgical instrument in clinical medicine and surgical operation, the forceps head of the traditional needle holder for vascular surgery can not be subjected to angle adjustment, so that medical personnel have to change the needle holder for multiple times to meet the requirements of wounds at different suture angles when performing surgical suture, and the needle is clamped again when the needle holder is changed, so that the surgical suture time is increased to a certain extent, and the suture efficiency is reduced; the needle head of the needle holding forceps is easy to fall off in the sewing process, and certain potential safety hazards exist; the needle holding forceps are mostly of an integrated structure, and the needle holding forceps occupy more space relative to the needle holding forceps of a detachable structure when being stored, and a novel needle holding forceps for vascular surgery is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel vascular surgery is with holding needle pincers to solve each problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel needle holding forceps for vascular surgery comprises a first forceps arm, wherein a second forceps arm is hinged to the upper portion of the right side wall of the first forceps arm, finger rings are arranged on the lower end faces of the first forceps arm and the second forceps arm, a first rack is arranged on the lower portion of the right side wall of the first forceps arm, a second rack is arranged on the lower portion of the left side wall of the second forceps arm, the first rack is matched with the second rack, a first U-shaped frame is hinged to the upper end of the outer side wall of the first forceps arm, a first connecting block is arranged on the right portion of the upper surface of the first U-shaped frame, a hinge pin penetrates through the left side wall and the right side wall of the first connecting block, the first connecting block is hinged to a first forceps body through the hinge pin, a second U-shaped frame is hinged to the upper end of the outer side wall of the second forceps arm, a second connecting block is arranged on the left portion of the upper surface of the second U-shaped frame, and a threaded sleeve is arranged on the right side wall of the second connecting, the inner side wall of the threaded sleeve is provided with internal threads, the second connecting block is hinged to a second clamp body through the threaded sleeve, the inner side wall of the threaded sleeve is in threaded connection with a small bolt, and the middle of the right side wall of the first clamp body is hinged to the middle of the left side wall of the second clamp body.

Preferably, the lower side wall of one of the finger rings is provided with a finger handle.

Preferably, the occlusal surfaces of the first forceps body and the second forceps body are both provided with anti-slip pads.

Preferably, the knob of the small bolt is provided with anti-skid grains.

Preferably, a plurality of grooves are formed in the anti-slip pads.

Preferably, the first clamp arm comprises a first clamp arm A and a first clamp arm B, the first clamp arm A and the first clamp arm B are in sliding connection through splines, a locking device is arranged on the first clamp arm A, and the structure and the connection mode of the second clamp arm are the same as those of the first clamp arm.

Preferably, the locking device comprises a spring cavity, the spring cavity is arranged on the upper portion of the side wall of the first clamp arm A, one end of a compression spring is arranged inside the spring cavity, a limiting pin is arranged at the other end of the compression spring, a limiting hole penetrates through the side wall of the first clamp arm B, the limiting pin is matched with the limiting hole, and the structure and the connection mode of the second clamp arm are the same as those of the first clamp arm.

Compared with the prior art, the beneficial effects of the utility model are that: the upper part of the forceps body can realize that a small bolt is screwed after stepless adjustment of the clamping angle of the forceps body is finished, so that the fixation of the clamping angle of the forceps body is finished, the defect that the needle holding forceps are frequently replaced due to the fact that requirements of wounds with different suturing angles are met is avoided, the time required by operation suturing is shortened, and the suturing efficiency is improved; the anti-slip mat avoids the phenomenon of needle falling off in the sewing process, and the groove on the anti-slip mat can increase the contact area between the anti-slip mat and the needle, so that the anti-slip effect is further improved; the tong arm adopts split type structure, can dismantle needle-holding pincers when needle-holding pincers are accomodate, practices thrift the parking space, conveniently accomodates and deposits.

Drawings

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

FIG. 2 is a left side view of the hinge pin of the present invention;

FIG. 3 is a right side view of the small bolt of the present invention;

FIG. 4 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 5 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present invention;

fig. 6 is a schematic diagram of a partial enlarged structure at C in fig. 1 according to the present invention.

In the figure: 1-a first clamp arm, 101-a first clamp arm A, 102-a first clamp arm B, 103-a locking device, 10301-a spring cavity, 10302-a compression spring, 10303-a limiting pin, 104-a limiting hole, 2-a second clamp arm, 3-a finger ring, 4-a first rack, 5-a second rack, 6-a first U-shaped frame, 7-a first connecting block, 8-a hinge pin, 9-a first clamp body, 10-a second U-shaped frame, 11-a second connecting block, 12-a threaded sleeve, 13-a second clamp body, 14-a small bolt, 15-a finger handle and 16-an anti-skid pad.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a novel needle holder for vascular surgery comprises a first forceps arm 1, a second forceps arm 2 is hinged to the upper portion of the right side wall of the first forceps arm 1, a hinge point is located between the first forceps arm 1 and the second forceps arm 2, a finger ring 3 is arranged on the lower end face of each of the first forceps arm 1 and the second forceps arm 2 and fixedly connected with the first forceps arm 1 and the second forceps arm 2 and can be welded, the finger ring 3 can be oval and is in a shape conforming to human engineering, a first rack 4 is arranged on the lower portion of the right side wall of the first forceps arm 1, a second rack 5 is arranged on the lower portion of the left side wall of the second forceps arm 2, the first rack 4 and the second rack 5 can be meshed when the needle holder is used for clamping, mature technology is adopted, repeated description is omitted, a first U-shaped frame 6 is hinged to the upper end of the outer side wall of the first forceps arm 1, the cross-sectional shape of the first U-shaped frame 6 is U-shaped, a first connecting block 7 is arranged on the right portion of the upper surface of the first U-shaped frame 6, and the, a hinge pin 8 is arranged between the left side wall and the right side wall of the first connecting block 7 in a penetrating way, the first connecting block 7 is hinged with a first clamp body 9 through the hinge pin 8, the upper end of the outer side wall of the second clamp arm 2 is hinged with a second U-shaped frame 10, the left part of the upper surface of the second U-shaped frame 10 is provided with a second connecting block 11, the right side wall of the second connecting block 11 is provided with a threaded sleeve 12 which is fixedly connected and can be welded, the threaded sleeve 12 is a hollow pipe, the inner side wall of the threaded sleeve is provided with internal threads, the second connecting block 11 is hinged with a second clamp body 13 through the threaded sleeve 12, the contact surfaces of the second clamp body 13 and the second connecting block 11 can be provided with radial anti-skidding lines, the inner side wall of the threaded sleeve 12 is in threaded connection with a small bolt 14, the small bolt 14 can fix the clamping angle of the clamp body after being screwed, the outer sleeve of the small bolt 14, the middle part of the right side wall of the first clamp body 9 is hinged with the middle part of the left side wall of the second clamp body 13.

Specifically, the finger ring 3 is provided with a finger grip 15 on the lower side wall thereof for increasing the contact area between the fingers of the operator and the needle forceps, thereby facilitating the operation.

Specifically, the occlusal surfaces of the first forceps body 9 and the second forceps body 13 are both provided with anti-slip pads 16 to prevent the needle from slipping and falling off after the needle is clamped.

Specifically, the knob of the small bolt 14 is provided with anti-slip threads, so that the contact area between the fingers of the operator and the knob of the small bolt 114 when the operator screws or unscrews the small bolt 14 is increased, and the small bolt is prevented from slipping.

Particularly, all be equipped with a plurality of recesses on the slipmat 16, the syringe needle can be put into the recess that corresponds with its size and carry out the centre gripping, and further syringe needle slip phenomenon after having avoided the centre gripping.

Specifically, first tong arm 1 and including first tong arm A101 and first tong arm B102, pass through spline sliding connection between first tong arm A101 and the first tong arm B102, be equipped with locking device 103 on the first tong arm A101, the structure and the connected mode of second tong arm 2 are the same with first tong arm 1, and first tong arm 1 and second tong arm 2 are detachable structure, can dismantle when depositing and accomodate, reduce and deposit the shared space when accomodating.

Specifically, the locking device 103 includes a spring cavity 10301, the spring cavity 10301 is a cylindrical cavity, and is opened on the upper portion of the sidewall of the first jawarm a101, one end of the compression spring 10302 is disposed inside the spring cavity 10301, and is fixedly connected to the spring cavity 10301, the other end of the compression spring 10302 is disposed with a limit pin 10303, and is fixedly connected to the spring cavity 10302, a limit hole 104 is disposed on the sidewall of the first jawarm B102 in a penetrating manner, the limit pin 10303 is matched with the limit hole 104, and the upper end surface of the limit pin 10303 is an arc surface, so that the limit pin 10303 has a guiding function, and the structure and connection mode of the second jawarm 2 are the same as those of the first jawarm 1.

The working principle is as follows: when the utility model is used, if the clamping angle of the needle holding forceps needs to be adjusted, an operator unscrews the small bolt 14, adjusts the angle of the forceps head by hand to a position suitable for use, screws the small bolt 14, and completes the angle adjustment; at the angle adjusting part, a simple hinged relation is formed between one side of the first clamp body 9 and the first connecting block 7, the second clamp body 13 and the second connecting block 11 can be locked, and as the upper parts of the first clamp body 9 and the second clamp body 13 are in a hinged connection relation, the function of locking the clamping angle of the needle holding clamp can be completed by locking one side, and when a needle head is clamped, the needle head can be placed into a groove with the size corresponding to that of the needle head, so that the phenomenon of falling off of the needle head during use can be avoided; when carrying out the tong arm and dismantling, the operator presses two spacer pins 10303 of tong arm about simultaneously, makes it break away from the cooperation relation with spacing hole 104, alright with the tong arm separation, deposits behind the separation tong arm and to practice thrift the storage space, conveniently deposits.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel needle-holding forceps for vascular surgery, includes first tong arm (1), its characterized in that: the upper part of the right side wall of the first tong arm (1) is hinged with a second tong arm (2), the lower end faces of the first tong arm (1) and the second tong arm (2) are respectively provided with a finger ring (3), the lower part of the right side wall of the first tong arm (1) is provided with a first rack (4), the lower part of the left side wall of the second tong arm (2) is provided with a second rack (5), the first rack (4) is matched with the second rack (5), the upper end of the outer side wall of the first tong arm (1) is hinged with a first U-shaped frame (6), the right part of the upper surface of the first U-shaped frame (6) is provided with a first connecting block (7), a hinge pin (8) penetrates between the left side wall and the right side wall of the first connecting block (7), the first connecting block (7) is hinged with a first tong body (9) through the hinge pin (8), the upper end of the outer side wall of the second tong arm (2) is hinged with a second U-shaped frame (10), the upper surface left part of second U-shaped frame (10) is equipped with second connecting block (11), the right side wall of second connecting block (11) is equipped with threaded sleeve pipe (12), the inside wall of threaded sleeve pipe (12) is equipped with the internal thread, second connecting block (11) articulates through threaded sleeve pipe (12) has second pincers body (13), the inside wall threaded connection of threaded sleeve pipe (12) has small-size bolt (14), the right side wall middle part of first pincers body (9) with the left side wall middle part of second pincers body (13) is articulated mutually.

2. The novel needle holder for vascular surgery of claim 1, wherein: the side wall of the lower part of one finger ring (3) is provided with a finger handle (15).

3. The novel needle holder for vascular surgery of claim 1, wherein: and anti-skid pads (16) are arranged on the occlusal surfaces of the first forceps body (9) and the second forceps body (13).

4. The novel needle holder for vascular surgery of claim 1, wherein: and anti-skid grains are arranged on a knob of the small bolt (14).

5. The novel needle holder for vascular surgery of claim 3, wherein: the anti-skid pad (16) is provided with a plurality of grooves.

6. The novel needle holder for vascular surgery of claim 1, wherein: the first clamp arm (1) comprises a first clamp arm A (101) and a first clamp arm B (102), the first clamp arm A (101) is connected with the first clamp arm B (102) in a sliding mode through a spline, a locking device (103) is arranged on the first clamp arm A (101), and the structure and the connection mode of the second clamp arm (2) are the same as those of the first clamp arm (1).

7. The novel needle holder for vascular surgery of claim 6, wherein: the locking device (103) comprises a spring cavity (10301), the spring cavity (10301) is arranged at the upper portion of the side wall of the first clamp arm A (101), one end of a compression spring (10302) is arranged inside the spring cavity (10301), a limiting pin (10303) is arranged at the other end of the compression spring (10302), a limiting hole (104) penetrates through the side wall of the first clamp arm B (102), the limiting pin (10303) is matched with the limiting hole (104), and the structure and the connection mode of the second clamp arm (2) are the same as those of the first clamp arm (1).