经皮神经电刺激疗法( TENS )临床常用频率和脉宽为()
A.频率2~160Hz,脉宽0.1~1ms B.频率1~100Hz,脉宽0.1~1ms C.频率2~160Hz,脉宽0.01~0.2ms D.频率2~160Hz,脉宽1~2ms E.频率1~100Hz,脉宽0.01~1ms正确答案A
经皮神经电刺激疗法( TENS )临床常用频率和脉宽为()
A.频率2~160Hz,脉宽0.1~1ms B.频率1~100Hz,脉宽0.1~1ms C.频率2~160Hz,脉宽0.01~0.2ms D.频率2~160Hz,脉宽1~2ms E.频率1~100Hz,脉宽0.01~1ms正确答案A