A three-dimensional headgear positioning system

By using digital measurement and multi-angle adjustment of the three-dimensional head frame positioning system, the speed and accuracy issues of head frame positioning in Gamma Knife treatment have been solved, achieving rapid and precise head frame positioning and improving the efficiency and safety of Gamma Knife treatment.

CN122399263APending Publication Date: 2026-07-17THE SECOND HOSPITAL OF TIANJIN MEDICAL UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
THE SECOND HOSPITAL OF TIANJIN MEDICAL UNIV
Filing Date
2026-05-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In current Gamma Knife treatments, the measurement of the relative position between the head frame and the patient's head relies on manual operation, resulting in slow measurement speed, low accuracy, and errors, which affect the accuracy of the dosage plan and patient safety.

Method used

A three-dimensional head frame positioning system is adopted. Through digital measurement, multi-angle adjustment components and detection components are used to achieve all-round three-dimensional positioning of the head frame. Combined with the moving mechanism, interference between the detection mechanism and the operating table is avoided, thereby improving operational flexibility and efficiency.

Benefits of technology

It enables rapid and accurate detection of the position of the head frame relative to the patient's head, reduces human error, provides more accurate dosage planning data, and improves the safety and efficiency of Gamma Knife treatment.

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Abstract

本发明属于伽马刀手术设备技术领域,公开了一种三维头架定位系统,包括:手术床,其前端设置用于固定头部的头架;检测机构,包括多角度调节组件以及能够在所述多角度调节组件驱动下围绕所述头架中心轴做旋转运动的检测组件;所述多角度调节组件包括第一臂和第二臂,所述第一臂的一端连接第一转动件、另一端通过第二转动件连接所述第二臂,所述检测组件设置于所述第二臂上;其中,所述第一转动件用于驱动第一臂在至少两个工作位置之间摆动,至少两个工作位置包括检测位置和让位位置;在检测位置,第二臂在第二转动件的驱动下带动检测组件围绕头架的中心轴做旋转运动;在让位位置,头架能够相对于第二臂移动并穿过第二臂。
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