mesenterectomy

例句：

1. 1. The patient underwent a mesenteryectomy to treat his chronic constipation.
   这名患者接受了肠切除术来治疗他的慢性便秘。
2. 2. The surgeon performed an excision of the tumor from the mesentery.
   外科医生从肠系膜上切除了肿瘤。
3. 3. The procedure involved resecting part of the intestine and then suturing the edgestogether.
   该过程涉及切除一部分肠道，然后将边缘缝合在一起。