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Single joint bone forceps

A single-joint, bone forceps technology, applied in the medical field, can solve problems such as bone misalignment, inability to bend the forceps head, inconvenient operation, etc., and achieve the effect of enhanced dimensional stability and light weight

Inactive Publication Date: 2018-05-18
SICHUAN ZHICHUANG SPACE INCUBATOR MANAGEMENT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Bone pliers are used for orthopedic surgery to hold bones and play a role of fixation and reset. Currently, there are only two pliers rods for single-joint rongeurs. The existing ones have the following disadvantages: 1. The head of the pliers cannot be bent. Folded, inconvenient to operate;
[0003] 2. The existing single-joint bone forceps are mainly made of stainless steel. The material rigidity is not enough, so it is difficult to clamp and fix the broken patella firmly, making it easy to dislocate the clamped bone during the operation

Method used

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specific Embodiment 1

[0028] Specific embodiment 1: A single-joint osseous forceps, comprising a pliers handle 1 and a pliers head 2, one of the pliers handles is fixedly connected with a fixed rod 101, and the other pliers handle is provided with a passage for the fixed rod to pass through , the fixed rod is arc-shaped, the fixed rod is provided with a friction block 102, a fixed twist 103 is hinged in the passage, the fixed twist is provided with a tip that contacts the friction block, and limits the fixed rod, so The above-mentioned fixed twist is also provided with a handle for operating the fixed twist to move clockwise around the hinge shaft.

[0029] At least one of the pliers handle and pliers head is made of chromium carbide reinforced aluminum matrix composite material. The preparation method of chromium carbide reinforced aluminum matrix composite material is as follows, step 1: uniformly mix carbon black, electrolytic chromium powder and aluminum powder according to weight (1-2): 5:100;...

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Abstract

The invention discloses single joint bone forceps. The single joint bone forceps comprise forceps handles (1) and a forceps head (2), an arc fixing rod (101) is fixedly connected to one forceps handle, the other forceps handle is provided with a channel for the fixing rod to penetrate through, the fixing rod is provided with a friction block (102), and a fixing button (103) is hinged into the channel and is provided with a sharp part to be in contact with the friction block and limits the fixing rod, and the fixing rod is further provided with a handle part used for operating the fixing buttonto clockwise move around a hinging shaft.

Description

technical field [0001] The present invention relates to the medical field. Background technique [0002] Bone pliers are used for orthopedic surgery to hold bones and play a role of fixation and reset. Currently, there are only two pliers rods for single-joint rongeurs. The existing ones have the following disadvantages: 1. The head of the pliers cannot be bent. Folded, inconvenient to operate; [0003] Two, the existing single-joint bone forceps are mainly made of stainless steel, and the material rigidity is not enough, so it is difficult to clamp and fix the broken patella firmly, so that it is easy to dislocate the clamped bone during the operation. Contents of the invention [0004] The object of the present invention is to: aim at the above existing problems, provide a single-joint bone forceps, wherein one of the pliers handles is fixedly connected with a fixed rod, and the other pliers handle is provided with a channel for the fixed rod to pass through, and the fi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B17/88C22C1/05C22C1/10C22C21/00C22C32/00C22F1/04
CPCA61B17/8866A61B17/8875A61B2017/00831A61B2017/564C22C1/0416C22C1/058C22C21/00C22C32/0052C22F1/04
Inventor 孙帝
Owner SICHUAN ZHICHUANG SPACE INCUBATOR MANAGEMENT CO LTD
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