Patent Number: 6,685,655

Title: Surgical leg length control

Abstract: A hand-held leg length discrepancy device in the form of an extended pinseparated a fixed distance from a laser diode determines the length of apatient's leg after hip replacement surgery. A self-tapping firstindication screw is partially inserted within the patient's pelvis priorto surgery, the extended pin is positioned on the screw and the laser beamis directed on the patient's leg. The location of the laser beam isrecorded by means of an indelible ink mark or a drill hole. After surgery,the extended pin is positioned on the screw on the hip and the laser beamis again directed on the second mark or drill hole on the leg to determineany change in distance there between.

Inventors: DeMayo; Edward (Greenbrae, CA)


International Classification: A61B 5/107 (20060101); A61B 017/56 (); A61B 017/64 ()

Expiration Date: 02/02016