Fixing device for small arm bone fracture callus formation period

Through the synergistic effect of the upper arm fixing ring, length adjustment mechanism and forearm angle adjustment mechanism, combined with the ventilation holes and buffer pad, the problems of difficult adjustment, heavy weight and poor breathability of the existing device are solved, and precise fixation and comfortable care of the forearm bone injury area are achieved.

CN120753854AInactive Publication Date: 2025-10-10YINCHUAN TRADITIONAL CHINESE MEDICINE HOSPITAL
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Patent Information

Application Number
CN202511091593.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-05
Publication Date
2025-10-10
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing fixation devices for forearm bone injuries during the callus formation period have problems such as complex structure, difficulty in adjustment, heavy weight, poor air permeability, and poor protection effect, which make it difficult to meet the actual needs of patients.

Method used

It adopts an upper arm fixing ring, a length adjustment mechanism, a forearm angle adjustment mechanism and a forearm precise clamping and fixing mechanism, combined with ventilation holes, a cushion and a shoulder strap, to achieve effective fixation and protection of the injured forearm bone, promote bone healing and improve patient comfort.

Benefits of technology

It achieves precise fixation and comfortable care for the injured part of the forearm bone, adapts to the limb differences of different patients, meets the needs of daily activities, reduces the risk of skin complications, and improves care efficiency.

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Abstract

The invention belongs to the field of medical technical instruments, and particularly discloses a fixing device for a small arm bone fracture callus formation period, which comprises an upper arm fixing and limb length adjusting assembly, a small arm angle adjusting assembly and a small arm clamping assembly, the upper arm fixing ring is an elastic arc-shaped plate and is fixed through a hook-and-loop fastener bandage, the outer side of the upper arm fixing ring is connected with the upper arm supporting frame, and a sliding adjusting structure of the upper arm supporting frame and the upper arm support can adapt to the limb lengths of different patients. A shaft seat at the bottom of the upper arm support is matched with a rotating shaft to adjust the angle of the forearm support, a lead screw transmission structure in the forearm supporting frame drives an arc-shaped clamping plate to clamp the forearm to fix, the clamping plate is provided with an air hole, a rubber gasket and a fixing ring are arranged on the supporting frame, a buffering pad is arranged on the inner side of the clamping plate, and the forearm supporting frame is connected with a shoulder strap through a buckle. According to the device, practicability and comfort are both considered, all assemblies can be adjusted, the forearm can be accurately fixed, the requirements of different patients are met, the comfort is improved, the complication risk is reduced, the structure is compact, and operation is convenient and fast.
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