Compared with bupivacaine, anorectal surgery in elderly patients with saddle anesthesia, when ropivacaine may be more applicable.
与布比卡因相比，在老年肛肠手术患者行鞍麻时罗哌卡因可能更为适用。
Compared with bupivacaine, anorectal surgery in elderly patients with saddle anesthesia, when ropivacaine may be more applicable.
与布比卡因相比，在老年肛肠手术患者行鞍麻时罗哌卡因可能更为适用。
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