The removal of extensively porous-coated femoral stems |
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Affiliation: | 1. Implant Research Center, Drexel University, 3401 Market Street, Suite 345, Philadelphia, Pennsylvania 19104;2. Exponent, Inc., 3401 Market Street, Philadelphia, Pennsylvania 19104;3. Othopaedic Retrieval Analysis Laboratory, Case Western Reserve University, Cleveland, Ohio |
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Abstract: | Cementless total hip arthroplasty (THA) is the favored fixation for primary THA in the United States. While cylindrical extensively porous-coated femoral stems have demonstrated long-term survivability, the distal ingrowth can create challenges in cases where these stems need to be extracted. This technique article outlines the current methods for extracting extensively porous-coated stems. Traditionally, the extended trochanteric osteotomy (ETO) has been used; however, we present a technique that eliminates the need for osteotomy fixation hardware, eliminates the risk of fragment migration, and nonunion while not compromising the surgeons ability to convert to an ETO if necessary. |
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Keywords: | extensively pourous-coated total hip arthroplasty stem removal extended trochanteric osteotomy |
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