dynamic hip screw

dynamic hip screwNormal Post OP Dynamic Hip Screw :

Lag screw should be in center of femur head.

Tip of lag screw 0.5 inch away from femoral head articular surface.

Side-pPlate closely abutting lateral femoral cortex without any gap.

Screws for plate fixation should just penetrate medial femoral cortex.

Implant failure hereReference: Bone and Joint Imaging, 3rd Edition; By Doland Resnick M.D. & Mark. J. Kransdorf. M.D. Page 183.Case Implant failure courtesy of Maulik S Patel, Radiopaedia.org.