CT球管的故障诊断及合理使用

摘要

CT机已经成为现代医院临床中不可缺少的常规诊断设备，其使用频率高，所产生的社会效益和经济效益好。由于CT机本身价格昂贵，因而维修和维护成本较高，其中主要易耗品是CT球管。了解CT球管的结构和工作原理，掌握球管损坏故障判断方法，进行相应的故障原因分析，并掌握部分球管的修复方法，充分了解CT球管工作状况和发生故障的原因，做到合理地使用CT球管，预防CT球管故障发生，延长CT球管的使用寿命，降低CT球管的更换次数，对降低CT机的使用成本有很大的益处。%In the modern hospitals, CT machine has become a vital routine diagnostic equipment in clinical medical work. It has been used frequently and produced remarkable social and economic benefits. However, due to its expensive price, it will lead a high cost of maintenance, especially for its tube. Therefore, it will have a great benefit on reduce the CT machine used cost by understanding the tube structure, operating principle and method of diagnose tube faults, analyzing the faults and tube repairing. In addition, it is better to fully understand tube working status and faults reasons in order to use CT tube properly and prevent the tube from faults. As a result, it extends working life of the tube and reduces the replacement of the tube times.