作者: A. M. Kop , C. Keogh , E. Swarts
DOI: 10.1007/S11999-011-2155-9
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摘要: Background While modular femoral heads have been used in THA for decades, a recent innovation is second neck-stem taper junction. Clinical advantages include intraoperative adjustment of leg length, anteversion, and easier revision, all providing flexibility to the surgeon; however, there reports catastrophic fracture, cold welding, corrosion fretting