医科达Synergy直线加速器多叶准直器工作原理和故障分析  

Operation Principle and Fault Analysis of Multi-leaf Collimator in Elekta Synergy Linear Accelerator

作　　者：吴皓楠 胡彧 Haonan;HU Yu(College of Electronic and Information Engineering,Nanjing University of Aeronautics and Astronautics,Nanjing Jiangsu 211106,China;Department of Medical Equipment,Nantong Tumor Hospital,Nantong Jiangsu 226361,China)

机构地区：[1]南京航空航天大学电子信息工程学院,江苏南京211106 [2]南通市肿瘤医院医疗设备科,江苏南通226361

出　　处：《中国医疗设备》2020年第1期163-165,177,共4页China Medical Devices

摘　　要：本文介绍了医科达直线加速器MLCi2型多叶准直器的基本结构,并详细分析了光学结构控制原理。其中,光学优化、叶片驱动电流测试、钨门电位器绘图测试和摄像头寿命判断均是日常维修中较为有效的解决方法。以三个较为经典的故障检查和维修为例,本文为同类多叶准直器的维修提供了借鉴经验。In this paper,the basic structure of MLCi2 multi-leaf collimator for Elekta linear accelerator was introduced,and the principle of optical structure control was analyzed in detail.Importantly,optical optimization,blade driving current test,tungsten gate potentiometer drawing test and camera life judgment mentioned in this paper were all effective solutions in daily maintenance.Taking three more classic fault inspections and repairs as an example,this paper provides lessons for the maintenance of similar multi-leaf collimators.

关 键 词：医用直线加速器 多叶准直器 电位器 光学机构 

分 类 号：R197.39[医药卫生—卫生事业管理] TH774[医药卫生—公共卫生与预防医学]