joint fusion

例句：

1. 1. The patient underwent jointfusion surgery to repair the damaged bone.
   患者接受了关节融合手术来修复受损的骨骼。
2. 2. The doctor performed an arthroplasty to replace the damaged joint.
   医生进行了关节置换手术来替换受损的关节。
3. 3.After the surgery, the patient was placedin a cast for several weeks until thejoint fusion was complete.
   手术后，患者被放置在石膏中几周，直到关节融合完成。