
pmid: 20871254
Salvage total hip arthroplasty for failed Dynamic hip screw fixation has widely been advocated as a viable treatment option with successful functional outcomes. However, when revising a dynamic hip screw, removal of the lag screw can pose problems in terms of difficulty and risk of iatrogenic fractures. This is because the lag screw is not reverse-cutting and therefore a large torque is generated which can lead to such fractures. We report on a series of eight cases in which we excised the femoral head with the lag screw in situ. We recommend this technique as a safe and effective method to reduce the risk of iatrogenic fractures.
Reoperation, Fracture Fixation, Internal, Femur Neck, Arthroplasty, Replacement, Hip, Bone Screws, Humans, Femur Head, Hip Prosthesis, Femoral Fractures, Internal Fixators, Prosthesis Failure
Reoperation, Fracture Fixation, Internal, Femur Neck, Arthroplasty, Replacement, Hip, Bone Screws, Humans, Femur Head, Hip Prosthesis, Femoral Fractures, Internal Fixators, Prosthesis Failure
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