arthrectomy

例句：

1. 1. The patient underwent arthrectomy to alleviate his pain.
   患者接受了关节切除术以缓解他的疼痛。
2. 2. The surgeon performed the arthrectomy successfully.
   外科医生成功地进行了关节切除术。
3. 3. Arthrectomy is a surgical procedure that removes damaged or diseased joints.
   关节切除术是一种外科手术，用于切除受损或患病的关节。