瓦里安医用加速器机械运动部件异常情况的处理

Dysfunction and treatment measures for varian medical accelerator abnormal mechanical moving parts

医用电子直线加速器的机械系统是实现肿瘤放射治疗的执行机构,其机架、治疗头、治疗床等部件在日常运行时均有一定的机械运动,因此会存在运动部件的碰撞、挤压等风险,或因部件老化、磨损等引起的异常情况,瓦里安公司会针对其加速器在使用过程中出现的此类问题及时通知用户或派员处理,以防止损坏设备或伤害人员。了解国外医疗设备生产商对于医疗设备异常情况的处置方法,对国内医疗设备生产商及用户均有一定的借鉴意义。

The mechanical system of medical linear accelerator is used for cancer radiation therapy, whose rack, the first treatment, treatment beds and other components in the daily run time often go through a certain mechanical movements, so there will be collisions in moving parts, squeeze pressure and other risk as component aging, wear and tear caused by unusual circumstances. The varian company will notify the user or deal with them directly in time ,which help to prevent damage due to such problems from equipment or personnel.