用非介入法检测诊断X射线机的管电压和曝光时间  

Noninvasive Method on the Measurement of the Tube Voltage and Exposure Time of Diagnostic X-ray Machine.

作　　者：薛永库[1] 杨国山[1] 周红梅[1] 蔡反攻[1] 谢向东[1] 

机构地区：[1]军事医学科学院放射医学研究所,北京100850

出　　处：《中国辐射卫生》2001年第4期193-196,共4页Chinese Journal of Radiological Health

摘　　要：目的　检测诊断X射线机的管电压和曝光时间。方法　采用CsI/光电二极管和单片机技术。结果　研制了一种非介入式kVp计。结论　利用此kVp计可一次曝光立刻得到管电压和曝光时间等信息。Objective To measure the take voltage and exposure time of diagnostic X-ray machine.Methods It based on the technology of semiconductor and computer.Results A novel digital kVp meter has been developed.Conclusion The meter can measure the quantities such as instantaneous kilovolt (kV)peaks,time-integrated effective kVp,exposure time and heavily filtered radiation wareform with a single exposure.

关 键 词：X射线机的管电压 非介入测量 曝光时间 探测器 

分 类 号：R812[医药卫生—放射医学]