proctectomy

例句：

1. 1. The patient underwent a proctectomy for cancer treatment.
   这名患者因癌症接受了直肠切除术。
2. 2. Proctectomy is a surgical procedure that removes the large intestine.
   直肠切除术是一种外科手术，用于切除大肠。
3. 3. After the surgery, the patient was advised to follow a strict diet and avoid strenuousactivity for six weeks.
   手术后，患者被建议遵循严格的饮食并避免剧烈活动六周。