NF C74-335/A11*NF EN 60601-2-37/A11:2012 医疗电气设备 第2-37部分:超声波医疗诊断和监测设备基本安全和主要性能的特殊要求
Medical electrical equipment - Part 2-37 : particular requirements for the basic safety and essential performance of ultrasonic medical diagnostic and monitoring equipment