saddle spinal anesthesia

例句：

1. 1. The patient was given a saddle spinal anesthesia for the operation.
   患者接受了鞍状脊柱麻醉以进行手术。
2. 2. The surgeon used a saddle spinal anesthesia to numb the patient's lower back.
   外科医生使用鞍状脊柱麻醉来麻醉患者的下背部。
3. 3. During the procedure, the patient was under saddle spinal anesthesia.
   在手术过程中，患者处于鞍状脊柱麻醉状态。