In-vitro arm for hole reduction surgery and surgical robot

The invention belongs to the field of medical equipment, and discloses an in-vitro arm for hole reduction surgery and a surgical robotic.The in-vitro arm for hole reduction surgery comprises a main position arm, an auxiliary position arm, a main posture arm and an auxiliary posture arm, and the main position arm is provided with a mounting position; the near end of the auxiliary position arm is rotatably mounted at the mounting position; the near end of the main posture arm is rotatably installed at the near end of the auxiliary position arm, a rotating shaft at the near end of the main posture arm and a rotating shaft at the near end of the auxiliary position arm are coaxially arranged, the far end of the main posture arm is connected with a first instrument assembly, and when the main posture arm moves, the first instrument assembly conducts posture adjustment around a telecentric fixed point; the near end of the auxiliary posture arm is rotatably connected with the far end of the auxiliary position arm, th