extradural/anesthesia的用法和樣例：
例句
- It can be concluded that peridural anesthesia is still an ideal way for femoral surgery for the aged.
認為硬膜外麻醉仍是老年人股骨手術較為理想的麻醉方式。 - Severe Bradycardia during Spinal and Epidural Anesthesia Recorded by an Anesthesia Information Management System Lesser JB, et al.
麻醉信息管理系統記錄到腰麻和硬膜外麻醉期間嚴重的心動過緩。
