CN219720814U

CN219720814U - Needle knife for tenosynovitis

Info

Publication number: CN219720814U
Application number: CN202320526183.5U
Authority: CN
Inventors: 栾国瑞; 杨永晖; 汪宗保; 杨凯宁
Original assignee: Anhui Integrated Traditional Chinese And Western Medicine Hospital Third Affiliated Hospital Of Anhui University Of Traditional Chinese Medicine
Current assignee: Anhui Integrated Traditional Chinese And Western Medicine Hospital Third Affiliated Hospital Of Anhui University Of Traditional Chinese Medicine
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-09-22
Anticipated expiration: 2033-03-15

Abstract

The utility model discloses a needle knife for tenosynovitis, which comprises an arc rod and an arc tube, wherein the upper end of the arc tube is provided with a fixed rod, the upper end of the fixed rod is provided with a handle, the arc rod is inserted into the arc tube, the lower end of the arc rod extends outwards along the tangential plane to form a connecting rod, the end of the connecting rod is provided with a detachable needle knife head, the inner side end of the arc tube is provided with a limit screw, the angle of the arc rod, the arc tube and the limit screw can be adjusted according to actual use conditions, the angle of the knife head can be adjusted in different operation conditions by arranging the detachable needle knife head, so that the needle knife head has wider usability, and the needle knife head is in a sector shape and can be pushed and pulled by the knife head in the sector shape and the tangential plane, thereby meeting different requirements.

Description

Needle knife for tenosynovitis

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a needle knife for tenosynovitis.

Background

With the continuous progress of society, medical level in China is continuously advancing, and a needle knife head is needed when tenosynovitis is treated in an operation, the needle knife head can cut off the area needing the operation, and the needle knife head can enable the operation wound to be smaller.

However, the existing needle tool bit is inconvenient in actual use, and the angle of the needle tool bit cannot be adjusted according to the actual use condition, so that the operation difficulty is increased, and therefore, the needle tool for tenosynovitis is provided.

Disclosure of Invention

The utility model aims to provide a needle knife for tenosynovitis, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a needle sword for tenosynovitis, includes arc pole and arctube, the dead lever is installed to the upper end of arctube, the handle is installed to the upper end of dead lever, the arc pole is pegged graft inside having the arctube, the lower extreme of arc pole is the connecting rod along the outside extension of tangent plane, detachable needle tool bit is installed to the end of connecting rod, stop screw is installed to the inboard end of arctube.

Preferably, the tangent planes of the two ends of the arc-shaped rod and the arc-shaped pipe are both larger than 90 degrees.

Preferably, the sleeve is installed to the lateral wall of needle tool bit, the sleeve cup joints on the connecting rod and passes through bolt fastening, the needle tool bit is fan-shaped, and fan-shaped angle is 180 degrees, the lower extreme of needle tool bit is fixed with the end of connecting rod, and the fan-shaped tangent plane of needle tool bit is perpendicular with the connecting rod, the cambered surface and the tangent plane of needle tool bit are the cutting part.

Preferably, the outer diameter of the arc-shaped rod is matched with the inner diameter of the arc-shaped pipe.

Preferably, an arc chute is formed in the outer side wall of the arc-shaped rod, a sliding block is slidably mounted in the arc chute, and the sliding block is fixedly mounted at the inner side end of the arc-shaped pipe.

Compared with the prior art, the utility model has the beneficial effects that: a needle sword for tenosynovitis through arc pole, arctube and the stop screw that sets up, can adjust suitable angle according to the in-service use condition, the regulation of different angles when increasing the operation, solves the problem that the tradition can not change the angle, through setting up detachable needle tool bit, the angle of needle tool bit cutting edge of the condition adjustment that can more have the difference, makes its usability wider to the needle tool bit is fan-shaped and is by cutting part at fan-shaped and tangent plane, can push away cut and draw cut, satisfies different demands.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the angle-adjusted structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the arced tube of the present utility model.

In the figure: the device comprises a 1-arc rod, a 2-arc tube, a 3-fixed rod, a 4-handle, a 5-connecting rod, a 6-needle tool bit, a 7-limit screw, an 8-arc chute, a 9-slider and a 10-sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a needle sword for tenosynovitis, includes arc pole 1 and arc pipe 2, dead lever 3 is installed to the upper end of arc pipe 2, handle 4 is installed to the upper end of dead lever 3, arc pole 1 peg graft inside having arc pipe 2, the lower extreme of arc pole 1 is connecting rod 5 along the outside extension of tangent plane, needle tool bit 6 is installed to the end of connecting rod 5, stop screw 7 is installed to the inboard end of arc pipe 2.

Specifically, the two end sections of the arc-shaped rod 1 and the arc-shaped pipe 2 are both larger than 90 degrees.

Specifically, sleeve 10 is installed to the lateral wall of needle tool bit 6, sleeve 10 cup joints on connecting rod 5 and passes through the bolt fastening, needle tool bit 6 is fan-shaped, and fan-shaped angle is 180 degrees, the lower extreme of needle tool bit 6 is fixed with the end of connecting rod 5, and the fan-shaped tangent plane of needle tool bit 6 is perpendicular with connecting rod 5, the cambered surface and the tangent plane of needle tool bit 6 are the cutting part.

Specifically, the outer diameter of the arcuate rod 1 matches the inner diameter of the arcuate tube 2.

Specifically, an arc chute 8 is formed in the outer side wall of the arc-shaped rod 1, a sliding block 9 is slidably installed in the arc chute 8, and the sliding block 9 is fixedly installed at the inner side end of the arc-shaped pipe 2.

Working principle: when the utility model is used, the needle cutter head 6 is installed, the sleeve 10 is sleeved at the end of the connecting rod 5, then the angle of the blade part of the needle cutter head 6 is adjusted, then the needle cutter head 6 is fixed by screwing a bolt, when the angle between the fixed rod 3 and the connecting rod 5 is required to be adjusted, the limit screw rod 7 is unscrewed, then the connecting rod 5 is rotated, the connecting rod 5 drives the arc rod 1 to move in the arc tube 2, meanwhile, the sliding block 9 slides in the arc chute 8, after the angle is determined, the limit screw rod 7 is tightly attached to the outer side wall of the arc rod 1 by screwing the limit screw rod 7, and the position of the limit screw rod 7 is fixed, so that when the operation is performed, the needle cutter head 6 is in a fan shape and the blade parts are all in the fan shape and the tangent plane, the pushing cutting and the pulling cutting can be performed, and different requirements are met.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A needle knife for tenosynovitis, characterized in that: including arc pole (1) and arc pipe (2), dead lever (3) are installed to the upper end of arc pipe (2), handle (4) are installed to the upper end of dead lever (3), arc pole (1) are pegged graft inside arc pipe (2), the lower extreme of arc pole (1) is connecting rod (5) along the outside extension of tangent plane, needle tool bit (6) are installed to the end of connecting rod (5), stop screw (7) are installed to the inboard end of arc pipe (2).

2. A needle knife for tenosynovitis according to claim 1, wherein: the tangential planes of the two ends of the arc-shaped rod (1) and the arc-shaped pipe (2) are both larger than 90 degrees.

3. A needle knife for tenosynovitis according to claim 1, wherein: the outer side wall of needle tool bit (6) is installed sleeve (10), sleeve (10) cup joint on connecting rod (5) and pass through the bolt fastening, needle tool bit (6) are fan-shaped, and fan-shaped angle is 180 degrees, the lower extreme of needle tool bit (6) is fixed with the end of connecting rod (5), and the fan-shaped tangent plane of needle tool bit (6) is perpendicular with connecting rod (5), cambered surface and tangent plane of needle tool bit (6) are cutting edge.

4. A needle knife for tenosynovitis according to claim 1, wherein: the outer diameter of the arc-shaped rod (1) is matched with the inner diameter of the arc-shaped pipe (2).

5. A needle knife for tenosynovitis according to claim 1, wherein: the arc-shaped sliding chute (8) is formed in the outer side wall of the arc-shaped rod (1), a sliding block (9) is arranged in the arc-shaped sliding chute (8) in a sliding mode, and the sliding block (9) is fixedly arranged at the inner side end of the arc-shaped pipe (2).