CN216221541U

CN216221541U - Angle-adjustable needle holding forceps for minimally invasive surgery

Info

Publication number: CN216221541U
Application number: CN202120784887.3U
Authority: CN
Inventors: 任渊
Original assignee: Suzhou Beiruo Micro Medical Instrument Co ltd
Current assignee: Suzhou Beiruo Micro Medical Instrument Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-04-08
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses an angle-adjustable needle holding forceps for minimally invasive surgery, which belongs to the technical field of medical instruments, and comprises a forceps arm, wherein the upper end of the forceps arm is fixedly provided with a finger ring, the side wall of the forceps arm is fixedly provided with symmetrical bearings, the insides of the two sides viewed by the bearings are respectively and fixedly provided with a fixed block, the viewed ends of the two fixed blocks are respectively and fixedly provided with a knob, the front side of the forceps arm is fixedly provided with a symmetrical base plate, the front side of the base plate is fixedly provided with a pull wire, one end of the pull wire is fixedly connected with the fixed blocks, the front side of the pull wire is fixedly provided with a positioning buckle, the middle part of the forceps arm and the upper side of the base plate are fixedly provided with a rotating shaft, the rear side of the forceps arm and the upper end of the rotating shaft are fixedly provided with a limit buckle, the inside of the limit buckle is movably provided with a limit strip, the lower side of the limit buckle and the lower end of the rotating shaft are fixedly provided with a fixing ring, the limiting strips are in contact connection with the fixing rings.

Description

Angle-adjustable needle holding forceps for minimally invasive surgery

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an angle-adjustable needle holding forceps for minimally invasive surgery.

Background

The needle holder is a surgical instrument in clinical medicine and surgical operation. Needle holders (Needle Holder) are also called Needle holders and are mainly used for holding suture needles and suturing various tissues and are sometimes used for knotting by instruments.

At present, the angle of clamping a needle by a needle holder is fixed, so that the suture operation at a tiny incision becomes very difficult, and the suture difficulty is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an angle-adjustable needle holder for minimally invasive surgery, which aims to solve the problems that the angle of the needle of the existing needle holder is fixed, the operation of suturing a tiny incision becomes very difficult, and the suturing difficulty is increased.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a minimally invasive surgery is with adjustable angle needle holder, includes the tong arm, the fixed ring that is provided with in upper end of tong arm, the fixed symmetrical bearing that is provided with of lateral wall of tong arm, two the inside of one side is looked mutually to the bearing is all fixed and is provided with the fixed block, two the fixed block looks mutually one end is all fixed and is provided with the knob, the fixed symmetrical backing plate that is provided with in front side of tong arm, the fixed stay wire that is provided with in front side of backing plate, fixed connection between the one end of acting as go-between and the fixed block, the fixed location that is provided with in front side of acting as go-between is detained, the middle part of tong arm and the fixed pivot that is provided with in upside that is located the backing plate.

Preferably, the lateral wall of the fixed block and the two sides of the stay wire are fixedly provided with symmetrical limiting plates.

Preferably, the inner wall of the finger ring is fixedly provided with an anti-slip pad.

Preferably, the rear side of tong arm just is located the fixed spacing knot that is provided with in upper end of pivot, the inside removal of spacing knot is provided with spacing, the downside of spacing knot just is located the fixed solid fixed ring that is provided with of lower extreme of pivot, contact between spacing and the solid fixed ring is connected.

Compared with the prior art, the utility model has the beneficial effects that:

1) the clamp arm is simple in structure, the fixing block can be rotated through the bearing arranged on the clamp arm, the pull wire on the base plate is connected with the fixing block through the fixing of the positioning buckle by screwing the knob, the pull wire can be tightened through the rotation of the fixing block, the inner part of the clamp arm is connected through the rotating shaft, the angle can be adjusted through the tightening of the pull wire, and meanwhile, the rotation of the rotating shaft can be limited by the pull wire;

2) the angle of the lower needle in the sewing process can be conveniently adjusted through the adjustable arrangement of the forceps arms, so that the sewing efficiency is improved, and the sewing difficulty is reduced.

Drawings

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

FIG. 2 is a schematic view of the backside structure of FIG. 1;

FIG. 3 is an enlarged view of the portion A in FIG. 1;

fig. 4 is an enlarged view of a portion B of fig. 2.

In the figure: the clamp comprises a clamp arm 1, a ring 2, a bearing 3, a fixing block 4, a limiting plate 5, a knob 6, a backing plate 7, a pull wire 8, a positioning buckle 9, a rotating shaft 10, a limiting buckle 11, a limiting strip 12, a fixing ring 13 and a non-slip mat 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: an angle-adjustable needle holding forceps for minimally invasive surgery comprises a forceps arm 1, wherein the upper end of the forceps arm 1 is fixedly provided with a finger ring 2, symmetrical bearings 3 are fixedly arranged on the side wall of the clamp arm 1, fixing blocks 4 are fixedly arranged inside the two bearings 3 at the opposite sides, the rotary working can be carried out through the connection with the bearing 3, the two fixing blocks 4 are both fixedly provided with a knob 6 at the corresponding end, the fixing block 4 can be conveniently rotated, symmetrical backing plates 7 are fixedly arranged on the front side of the clamp arm 1, a pull wire 8 is fixedly arranged at the front side of the backing plate 7, one end of the pull wire 8 is fixedly connected with the fixed block 4, the length of the pull wire 8 can be shortened by the rotation of the fixed block 4, the front side of the stay wire 8 is fixedly provided with a positioning buckle 9, and the middle part of the clamp arm 1 and the upper side of the backing plate 7 are fixedly provided with a rotating shaft 10, so that the clamp arm 1 can be conveniently adjusted.

Wherein, the lateral wall of fixed block 4 and the fixed symmetrical limiting plate 5 that is provided with in both sides that are located 8 act as go-between can restrict 8 winding positions of acting as go-between, the fixed slipmat 14 that is provided with in inner wall of ring 2 can increase frictional force, the rear side of tong arm 1 and the fixed spacing knot 11 that is provided with in upper end that is located pivot 10, the inside removal of spacing knot 11 is provided with spacing 12, the downside of spacing knot 11 and the fixed solid fixed ring 13 that is provided with of lower extreme that is located pivot 10, contact between spacing 12 and the solid fixed ring 13 is connected, can make things convenient for being connected and separating between spacing 12 and the solid fixed ring 13 through the cooperation of spacing knot 11 and spacing 12, conveniently restricts the removal of pivot 10.

The working principle is as follows: firstly, a needle is clamped between the forceps arms 1, then the angle for holding the needle is adjusted according to the sewing requirement, the knob 6 on the forceps arms 1 is rotated firstly, the fixed block 4 can be rotated through the connection with the bearing 3 through the rotation of the knob 6, the pull wire 8 connected with the fixed block is driven to wind towards the side wall of the fixed block 4 while rotating, the other end of the pull wire 8 is fixed on the forceps arms 1 at the lower end of the rotating shaft 10, through the combination of the cushion plate 7 and the positioning buckle 9, the tightening of the pull wire 8 enables the forceps arms 1 at the lower end of the rotating shaft 10 to move upwards through the rotation of the rotating shaft 10, so that the angle adjustment of one end of the needle is achieved, the knob 6 is twisted according to the angle required to be adjusted, the limiting strip 12 at the rear side of the forceps arms 1 can move up and down through the limiting buckle 11, so as to be in contact connection with the fixing ring 13, the rotation of the rotating shaft 10 can be limited, and the normal use of the forceps arms 1 is facilitated.

While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a minimally invasive surgery is with adjustable angle needle holder, includes tong arm (1), its characterized in that: the fixed ring (2) that is provided with in upper end of tong arm (1), the fixed symmetrical bearing (3) that is provided with of lateral wall of tong arm (1), two inside that bearing (3) looked one side looks all fixedly is provided with fixed block (4), two fixed block (4) looks one end and all fixedly is provided with knob (6), the fixed symmetrical backing plate (7) that is provided with in front side of tong arm (1), the fixed stay wire (8) that is provided with in front side of backing plate (7), fixed connection between the one end of stay wire (8) and fixed block (4), the fixed location that is provided with in front side of stay wire (8) is detained (9), the middle part of tong arm (1) and the upside that is located backing plate (7) are fixed and are provided with pivot (10).

2. The adjustable angle needle holder for minimally invasive surgery of claim 1, wherein: the lateral wall of fixed block (4) just is located the fixed limiting plate (5) that are provided with symmetrical of both sides of acting as go-between (8).

3. The adjustable angle needle holder for minimally invasive surgery of claim 1, wherein: the inner wall of the ring (2) is fixedly provided with an anti-slip pad (14).

4. The adjustable angle needle holder for minimally invasive surgery of claim 1, wherein: the fixed spacing knot (11) that is provided with in the rear side of tong arm (1) and the upper end that is located pivot (10), the inside removal of spacing knot (11) is provided with spacing (12), the downside of spacing knot (11) and the lower extreme that is located pivot (10) are fixed and are provided with solid fixed ring (13), contact connection between spacing (12) and solid fixed ring (13).