ostearthrotomy

例句：

1. 1. The surgeon performed the surgery successfully.
   外科医生成功地完成了手术。
2. 2. He underwent a surgery to repair his damaged knee.
   他接受了一次手术来修复他的受伤膝盖。
3. 3. The patient was scheduled for an ostearthrotomy to remove a tumor from his brain.
   患者被安排进行一次外科手术，以从他的脑部移除一个肿瘤。