本文介绍我们研制的采用微光摄象管(SEM)的X线医用电视系统及其在生理,医疗中应用。通过对该系统的实验及理论分析,论证了该方案的性能并与国外象增强器方案作了对比,指出该系统具有一定实用价值和发展前途。文末介绍了该系统在医院小临床医疗中应用的效果。 This article introduces the X-ray medical television system that we developed using the microlight video tube (SEM) and its application in physiology and medicine. Through the experimental and theoretical analysis of the system, the performance of the scheme is demonstrated and compared with the foreign elephant enhancer scheme, and the system has certain practical value and development prospects. At the end of this article, we introduce the effect of this system in the small clinic of the hospital.