manipulator joint

例句：

1. 1. The surgeon manipulated the joint to reduce the pain.
   外科医生操纵关节以减轻疼痛。
2. 2. The researcher found that the manipulation of this joint could affect the patient's recovery.
   研究者发现这个关节的操纵会影响患者的康复。
3. 3.During the surgery, the surgeon used a special tool to manipulate the joint.
   手术中，外科医生使用一种特殊的工具来操纵关节。