1.To evaluate a modified superior hypogastric nerve block (SHNB) to reduce pain after uterine artery embolization (UAE) compared to epidural anesthesia.
目的探讨改良的上胃下神经阻滞(SHNB)与硬膜外麻醉相比，在子宫动脉栓塞(UAE)后减轻疼痛的作用。