Sperber P
Ultrasonics. 1977 Mar;15(2):55-6. doi: 10.1016/0041-624x(77)90065-8.
United States Government regulations cover industrial, medical and consumer ultrasound products for the protection of those using the equipment. There are currently five government agencies which regulate permissible power, intensity and radiation field patterns; permissible frequency and power bands; safety standards for the protection of consumers using ultrasound devices; safety and design standards for diagnosis and therapy by physicians; and standards for the protection of workers in factories using ultrasonic equipment.
美国政府法规涵盖工业、医疗和消费类超声产品，以保护使用这些设备的人员。目前有五个政府机构负责监管允许的功率、强度和辐射场模式；允许的频率和功率频段；保护使用超声设备的消费者的安全标准；医生进行诊断和治疗的安全与设计标准；以及工厂中使用超声设备的工人的保护标准。
