[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

选购慢性疼痛用途的TENS仪,脉冲频率范围应覆盖1-100Hz以上:低频(1-10Hz)刺激内啡肽释放适合慢性钝痛,高频(50-100Hz)基于闸门控制理论适合急性锐痛,单一固定频率的设备镇痛效果适应面窄

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