Abstract：Siemens Definition AS CT is currently the main machine for CT examination in our hospital, with large amount of daily
inspection, high utilization rate and frequent failures. This paper analyzes in detail the faults such as patient table failure caused by
abnormal power supply of power module, gantry initialization failure caused by front slip ring system, image abnormality caused
by abnormal image reconstruction system parameter table, and specific troubleshooting methods and solutions are proposed for
each fault. Through independent maintenance, the machine can be repaired at the minimum cost, Which can save save a lot of fund,
ensures the normal operation of the hospitals and departments, and provide reference for the peer maintenance of such faults.
王存勇，吴晓亮，张明臣. 西门子Definition AS CT故障维修案例分析[J]. 中国医疗设备, 2023, 38(2): 175-180.
WANG Cunyong, WU Xiaoliang, ZHANG Mingchen. Analysis of Maintenance Case of Trouble of Siemens Definition AS CT. China Medical Devices, 2023, 38(2): 175-180.
