放疗激光定位系统的安装与校验

Installation and Calibration of the Laser Localizer in Radiation Therapy

激光定位系统是放射治疗中必不可少的设备,它能够保证患者治疗体位的准确性和重复性。本文介绍了激光定位系统安装时进行精确定位的要点;同时,使用自制的校验器对激光定位系统进行校验,不仅能够满足误差要求,而且验证和调节非常方便。

The laser localizer which is essential for the radiation therapy can ensure the accuracy and repetition of the position of patients. The key points of accuracy orientation in installing the laser localizer are introduced in this paper, and the laser localizer that is calibrated by the self-made calibration instrumentcan meet the requirement of the therapy, as well as is calibrated and adjusted easily in radiation therapy.