Bone surgery traction nail taking-out device

The utility model relates to the technical field of orthopedic medical instruments, and discloses an orthopedic surgery traction nail taking-out device which comprises a box body, a sliding sleeve is rotationally installed at the bottom of the box body, a sliding rod is installed in the sliding sleeve in a sliding mode through a sliding groove, and sliding blocks are fixedly installed at the left end and the right end of the sliding rod. According to the bone surgery traction nail taking-out device, the driving handle is rotated to be matched with the sliding sleeve, and the sliding rod and the threaded rod drive the cross knife to be attached to a cross groove in a traction nail; then two threaded sleeves are rotated to be matched with a lead screw, two arc-shaped clamping blocks and an air cushion enable the taking-out device and the legs of the patient to be in a fixed state, and then a driving handle is rotated reversely to drive a cross knife to rotate reversely through the threaded rod; the cross-shaped