JJF（冀）3011-2021 移动式医用诊断X射线辐射源校准规范
简介
JJF（冀）3011-2021
移动式医用诊断X射线辐射源校准规范
Calibration Specification for Mobile Medical DiagnosticX-ray Radiation Source
2021-05-16 实施
2021-04-16 发布 目录 引言.................................................................................................................................................1 1 范围.............................................................................................................................................. 1 2 引用文件...................................................................................................................................... 1 3 术语和计量单位.......................................................................................................................... 2 3.1 术语............................................................................................................................................ 2 3.2 计量单位.................................................................................................................................... 3 4 概述.............................................................................................................................................. 3 5 计量特性...................................................................................................................................... 3 5.1 辐射输出的空气比释动能....................................................................................................... 3 5.2 辐射输出的重复性................................................................................................................... 3 5.3 辐射输出的质........................................................................................................................... 3 5.4 辐射输出的线性........................................................................................................................ 3 5.5 空间分辨力............................................................................................................................... 4 5.6 低对比度分辨力....................................................................................................................... 4 5.7 影像均匀性............................................................................................................................... 4 5.8 光野与照射野一致性................................................................................................................ 4 5.9 有效焦点尺寸............................................................................................................................ 4 5.10 X射线管电压........................................................................................................................... 4 5.11 泄露辐射................................................................................................................................. 4 6 校准条件...................................................................................................................................... 4 6.1 环境条件.................................................................................................................................... 4 6.2 测量标准及其他测量设备....................................................................................................... 4 7 校准项目和校准方法................................................................................................................... 5 7.1 外观和标识............................................................................................................................... 5 7.2 校准项目................................................................................................................................... 5 7.3 校准结果的处理................................................................................................................... 10 7.4 复校时间................................................................................................................................. 10 附录A..............................................................................................................................................11 附录B............................................................................................................................................. 12 附录C............................................................................................................................................. 13 附录D............................................................................................................................................. 14
JJF（冀）3011-2021
移动式医用诊断X射线辐射源校准规范
Calibration Specification for Mobile Medical DiagnosticX-ray Radiation Source
2021-05-16 实施
2021-04-16 发布 目录 引言.................................................................................................................................................1 1 范围.............................................................................................................................................. 1 2 引用文件...................................................................................................................................... 1 3 术语和计量单位.......................................................................................................................... 2 3.1 术语............................................................................................................................................ 2 3.2 计量单位.................................................................................................................................... 3 4 概述.............................................................................................................................................. 3 5 计量特性...................................................................................................................................... 3 5.1 辐射输出的空气比释动能....................................................................................................... 3 5.2 辐射输出的重复性................................................................................................................... 3 5.3 辐射输出的质........................................................................................................................... 3 5.4 辐射输出的线性........................................................................................................................ 3 5.5 空间分辨力............................................................................................................................... 4 5.6 低对比度分辨力....................................................................................................................... 4 5.7 影像均匀性............................................................................................................................... 4 5.8 光野与照射野一致性................................................................................................................ 4 5.9 有效焦点尺寸............................................................................................................................ 4 5.10 X射线管电压........................................................................................................................... 4 5.11 泄露辐射................................................................................................................................. 4 6 校准条件...................................................................................................................................... 4 6.1 环境条件.................................................................................................................................... 4 6.2 测量标准及其他测量设备....................................................................................................... 4 7 校准项目和校准方法................................................................................................................... 5 7.1 外观和标识............................................................................................................................... 5 7.2 校准项目................................................................................................................................... 5 7.3 校准结果的处理................................................................................................................... 10 7.4 复校时间................................................................................................................................. 10 附录A..............................................................................................................................................11 附录B............................................................................................................................................. 12 附录C............................................................................................................................................. 13 附录D............................................................................................................................................. 14
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