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局部麻醉药中加肾上腺素对肢体末梢血运的影响

Chinese Journal of Aesthetic and Plastic Surgery(2019)

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Abstract
肾上腺素对皮肤、黏膜的血管收缩作用较强,在术中局部应用能减轻术区出血,延缓局部麻醉药的吸收,且降低局部麻醉药的使用剂量并延长麻醉时间.而其应用于手指、足趾等末梢部位,尚存在因血管收缩而致皮肤缺血性坏死发生的风险.近年来的临床研究表明,术中合理使用肾上腺素并不会导致严重的并发症.现对肾上腺素在手指、足趾等末梢器官的应用进展作一综述.
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