Wear performance of retrieved metal-on-metal Pinnacle hip arthroplasties implanted before and after 2007

[摘要] Objectives Previous studies have suggested that metal-on-metal (MoM) Pinnacle (DePuy Synthes, Warsaw, Indiana) hip arthroplasties implanted after 2006 exhibit higher failure rates. This was attributed to the production of implants with reduced diametrical

[学科分类] 骨科学

[关键词] Material loss;Retrieval;Metal-on-metal;Wear analysis