Brachial plexus block is a peripheral nerve block.

臂丛神经阻滞是一种临床上常用的周围神经阻滞.

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Objective To explore the clinical effects of brachial plexus block of three different local anesthetic.

目的探讨3种不同局麻药分别作臂丛神经阻滞的临床效果.

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Objective To evaluate the clinical effects of butorphanol preemptive analgesia on brachial plexus block with ropivacaine.

目的评价布托啡诺超前镇痛对罗哌卡因臂丛阻滞效果的影响.

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