High adaptability pillow jaw band traction bow and traction device

CN224685968UActive Publication Date: 2026-08-28晋江市医院(上海市第六人民医院福建医院)
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Patent Information

Application Number
CN202520973565.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-16
Publication Date
2026-08-28
Estimated Expiration
2035-05-16

AI Technical Summary

Technical Problem

[0004]本实用新型要解决现有技术中枕颌带牵引弓适用性差的技术问题,在于提供一种高适用性枕颌带牵引弓及牵引装置,通过角度调节和宽度调节协同配合实现多维度调节,使牵引力均匀分布,使患者头部被牵引时更加舒适;同时枕颌带牵引弓的高适用覆盖中国成人及青少年95%面部尺寸,满足个性化需求

Benefits of technology

[0016]1、实施例一的高适用性枕颌带牵引弓,通过第一弓体、第二弓体绕主轴旋转实现牵引弓的多挡角度调节,插条42插入对应限位孔固定角度,使第一挂钩13和第二挂钩24位置匹配患者下颌弧度。通过内杆和外杆的相对滑动实现伸缩主杆的长度可调,进而实现牵引弓的宽度调节,通过内杆外杆相对滑动,卡条卡入不同纵向贯通槽内,实现牵引弓宽度精准适配患者颧弓间距。通过龙门框将吊环的垂直牵引力转化为对枕颌带的水平分力,实现颈椎牵引。角度调节、宽度调节、龙门框协同配合实现多维度调节,使牵引力均匀分布,使患者头部被牵引时更加舒适,同时枕颌带牵引弓的高适用覆盖中国成人及青少年95%面部尺寸,满足个性化需求。

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Abstract

The utility model provides a high applicability pillow jaw area traction bow, including first bow body, second bow body, gantry frame, limiting mechanism, first bow body includes integrative first main stem, first swivel ring, first hook, and the inner wall of first swivel ring has a plurality of first limit hole, second bow body includes integrative second main stem, second swivel ring, third swivel ring, second hook, and the inner wall of second swivel ring and third swivel ring has a plurality of second limit hole, the main shaft is fixed in gantry frame, first swivel ring, second swivel ring, third swivel ring all are connected with main shaft rotation, and first swivel ring is located between second swivel ring and third swivel ring, the utility model discloses through angle adjustment and width adjustment cooperation and cooperation realize multidimensional adjustment, make traction even distribution, make the patient head be more comfortable when being pulled, while the high applicability of pillow jaw area traction bow covers 95% facial size of chinese adult and teenager, satisfies individualized demand.
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