Standard No.:	YY/T 0722-2009
English Name:	Medical electrical equipment - Dosimetric instrument used for non-invasive measurement of X-ray tube voltage in diagnostic radiology
Chinese Name:	医用电气设备 在诊断放射学中用于X-射线管电压非接入式测量的剂量学仪器
Chinese Classification:	C43    Medical radiographic equipment
Professional Classification:	YY    Professional Standard - Pharmaceutics
ICS Classification:	11.040.50 11.040.50    Radiographic equipment 11.040.50
Source Content Issued by:	SFDA
Issued on:	2009-6-16
Implemented on:	2010-12-1
Status:	superseded
Superseded by:	YY/T 0722-2016 Medical electrical equipment—Dosimetric instrument used for non-invasive measurement of X-ray tube voltage in diagnostic radiology
Superseded on:	2017-6-1
Target Language:	English
File Format:	PDF
Word Count:	12500 words
Translation Price(USD):	370.0
Delivery:	via email in 1~3 business day

本标准规定了用于150kV 以下X 射线管电压测量的非接入式仪器的性能要求和相关的符合性试验。本标准还描述了校准方法,并给出了在与校准期间不同的测量条件下估计不确定度的指南。
在诊断放射学中的测量应用包括乳腺成像、计算机体层摄影(CT)、牙科放射学和X 射线检查。本标准不涉及此类仪器的安全,适用的电气安全要求见GB4793.1。