Instrument holder for orthopaedic navigation robot

The utility model discloses an instrument holder for an orthopaedic navigation robot, and the instrument holder comprises a first sleeve which is connected with a mechanical arm of the orthopaedic navigation robot through a connecting rod; the second sleeve pipe is embedded and inserted into the first sleeve pipe; the third sleeve is inserted into the second sleeve in an embedded mode, and a channel used for containing a guide needle is formed in the third sleeve; wherein in the process of placing the guide needle into the bone, the first sleeve is not placed into the skin, the second sleeve is placed into the skin and is not placed into the bone, and the third sleeve is placed into the bone. The holder is of a multi-layer sleeve structure, stable nail inlet points and angles are providedfor doctors, the safety and stability of an operation can be improved, and the perforation rate can be reduced. 本申请公开了一种用于骨科导航机器人的器械把持器，所述器械把持器包括：第一套管，所述第一套管通过连接杆与所述骨科导航机器人的机械臂连接；第二套管，所述第二套管嵌插于所述第一套管中；第三套管，所述第三套管嵌插于所述第二套管中，所述