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Device for internal fixation of femoral neck fractures

  • US 5,871,485 A
  • Filed: 03/18/1998
  • Issued: 02/16/1999
  • Est. Priority Date: 03/18/1998
  • Status: Expired due to Fees
First Claim
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1. An improved hip fracture internal fixation device comprising:

  • a femoral shaft support plate having an upper end and a lower end, said plate being adapted to be attached outwardly to the upper end of the shaft of a human femur having a hip fracture,first pivot means formed in said femoral shaft support plate near the upper end thereof,an internally threaded tubular sleeve having an upper end and a lower, externally threaded end, said sleeve having complementary pivot means adjacent the lower end thereof to pivotally engage said first pivot means, said sleeve being adapted to be inserted into a surgically drilled passage extending centrally and generally coaxially through the femoral neck at the natural angle thereof from the femoral shaft, and through said hip fracture to fix it in a natural healing position,an elongated screw member having an upper end and a lower end, adapted to be threadably received in said tubular sleeve so that the upper end of said screw member extends out the upper end of said sleeve into the body of the femoral head to firmly fix the hip fracture in aligned position, andangle fixation means adapted to be received on the lower end of said sleeve, said angle fixation means being adapted to engage the upper end of the shaft support plate to hold the angle between the support plate and said sleeve at the natural angle between the axis of the femoral neck and the axis of the human femur being treated.

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