Xianzuo Zhang, Jian Wang, Jun Xiao, Zhanjun Shi
BACKGROUNDS: Porous tantalum osteonecrosis implants have been used in femoral head necrosis for several years, while the clinical outcomes were mixed. As a joint-preserving surgery, early necrosis deterioration and conversion to total hip arthroplasy failed our expectation. We hence investigate an observational study with retrieval analysis to find out the underlying reasons. METHODS: Thirteen patients were treated with core decompression and implantation of a tantalum rod...
September 2016: International Orthopaedics