supreficial anesthesia

例句：

1. 1.The surgeon used a local anesthetic to numb the area before surgery.
   外科医生在手术前使用了局部麻醉药来麻木该区域。
2. 2. During the procedure, the patient was given subcutaneous anesthesia to ensure comfort.
   在手术过程中，患者接受了皮下麻醉以确保舒适。
3. 3.Regional anesthesia is often used for surgeries that require deep tissue manipulation.
   区域麻醉通常用于需要深部组织操作的手术。