YY/T 0310-2015 Translated English of Chinese Standard. (YYT 0310-2015, YY/T0310-2015, YYT0310-2015): General specifications for X-ray equipment for computer tomographyhttps://www.chinesestandard.net, 3 июн. 2016 г. - Всего страниц: 19 This Standard specifies the terms and definitions, classification, composition, requirements and test methods of X-ray equipment for computed tomography (CT scanner). This Standard is applicable to CT scanner, including CT scanner which provides image data for radiation treatment planning. |
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accompanying file axis of scanning body model axis complies with requirements computed tomography CT image CT operating conditions CT scanner diagnosis bed equipment for computed examining the accompanying exceed field of view files to verify following method GB/T Geometric accuracy height of patient Helical scan Image noise level plane Low contrast resolution material equivalent maximum X-ray tube Measure vertical height Medical electrical equipment minimum X-ray model axis coincide model within scan patient positioning patient support surface position in scanning Positioning of patient product standard program shall require radiation treatment planning reconstruction algorithm region of interest requirements and test requirements for safety rotation axis rotation speed scan field scanning frame position scanning plane height spatial resolution Standard recommends standard shall stipulate stipulate requirements support surface 400 support surface position test methods tilt angles Unless otherwise specified water model window level window width X-ray equipment GB X-ray tube current X-ray tube voltage YY/T Z-axis