目的研究背景音乐在局部阻滞麻醉手术中的应用效果。
Objective To explore the application of background music in local anesthesia surgery.
背景：在痔切除术中局部麻醉剂的应用可以促进麻药的渗透。
BACKGROUND: Application of a topical anaesthetic agent may facilitate infiltration of local...
背景：在痔切除术中局部麻醉剂的应用可以促进麻药的渗透。
BACKGROUND: Application of a topical anaesthetic agent may facilitate infiltration of local...
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