医疗设备中开关电源的隔离和应用  

Isolation and Application Analysis of Switching Power Supply in Medical Equipment

作　　者：赵宏杰 李冶 Zhao Hongjie;Li Ye(Tianjin Medical Devices Quality Supervision and Testing Center,Tianjin 300384,China;Jiangsu Nova Medical Equipment,Xuzhou Jiangsu 221004,China)

机构地区：[1]天津医疗器械质量监督检验中心,天津300384 [2]江苏诺万医疗设备有限公司,江苏徐州221004

出　　处：《医疗装备》2020年第5期43-45,共3页Medical Equipment

摘　　要：现以信息技术设备开关电源为例,依其与医用标准在电气隔离程度上的差异,分析非医用电源在医疗设备中使用时需要采取的附加安全措施,并根据设备中患者防护路径上的隔离方式,讨论电介质强度测试时的具体实现方式。Taking the switching power supply for information technology equipment as an example, according to the difference between it and medical standard in the degree of electrical isolation, additional safety measures for non-medical power supply in medical equipment are analyzed. According to the isolation mode of patient protection path in the equipment, the concrete implementation method of dielectric strength test is discussed.

关 键 词：医用电气设备 开关电源 隔离 电介质强度 

分 类 号：R197.39[医药卫生—卫生事业管理]