JJG961-2001-医用诊断计算机断层摄影装置(CT)X射线辐射源检定规程.pdf

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1、trtr看中华人民共和国国家计量检定规程JJG961-2001医用诊断计算机断层摄影装置(CT)X射线辐射源MedicalDiagnosticalX一rayRadL,tionSourceforComputerTomography(CT)2001一02一28发布200，一05一.01实施国家质量技术监督局发布JJG961-2001医用诊断计算机断层摄影装置(CT)X射线辐射源检定规程产0.~伪口.口.0.0.0.伪口.、弓0VerificationRegulationofMedical{JJG961-2001}

2、弓0、.o.a.o.o.o.o.o.o.o.o.}DiagnosticalX一rayRadiationSourceforComputerTonwgmphy(CT)本检定规程经国家质量技术监督局于2001年02月28日批准，并自2001年05月01日起施行。归口单位:全国电离辐射计量技术委员会起草单位:北京市计量科学研究所首都医科大学医学仪器质量控制技术研究中心本规程委托全国电离辐射计量技术委员会负责解释工.C%1-2001本规程主要起草人:郭洪涛(北京市计量科学研究所)彭明辰(首都医科大学医学仪器质量控制技术

3、研究中心)JJG961-2001目录1范围······································。·····。··················································。⋯(1)2引用文献····················································。·················。················⋯⋯(1)3术语和计量单位·······························

4、·。·············································⋯⋯(1)3.1术语·..............................................................·.··.............................(1)3.2计量单位···································。··。···············。·····························⋯⋯(2)4概述··

5、·。。·····。····················。·············································。···。···········⋯⋯(2)5计量性能要求·......................................................................................(2)5.1管电压的准确度·.....................................................

6、...........................(2)5.2管电流的准确度·················································。·························⋯⋯(2)5.3输出的辐射质··············································································⋯⋯(2)5.4剂量指数(CTDI)···························。····

7、········································⋯⋯(2)5.5均匀性·······················································································⋯⋯(3)5.6噪声水平··。·················································································⋯⋯(3)5.7CT值············

8、·············································、、、··············、、·、··········、、·一(3)5.8层厚·...............................................................................................(3)5.9低对比分辨力··。··