Hip Arthroplasty
A 52-year-old active male with end-stage hip osteoarthritis is discussing total hip arthroplasty options with his surgeon. He is concerned about implant longevity given his age and activity level. The surgeon discusses bearing surface options including polyethylene, ceramic, and metal alternatives, explaining the advantages and disadvantages of each. Regarding bearing surfaces in total hip arthroplasty:
Mark each as TRUE or FALSE
Highly cross-linked polyethylene (HXLPE) is the most commonly used bearing surface, with significant...
Ceramic-on-ceramic (CoC) bearings offer excellent wear resistance with near-zero biological reactivi...
Conventional polyethylene has lower wear rates than HXLPE; metal-on-metal bearings are currently the...
Metal-on-metal (MoM) bearings have largely fallen out of favour due to adverse local tissue reaction...
Ceramic-on-polyethylene (CoP) combines the scratch resistance of ceramic with the fracture forgivene...
Answer the questions to see explanations
Click T (True) or F (False) for each option