How long does a THR last?
A common reply to this question is that total joint replacement lasts 15-20 years. A more accurate way to think about longevity is via the annual failure rates. Most current data suggests that both hip and knee replacements have an annual failure rate between 0.5-1.0%. This means that if you have your total joint replaced today, you have a 90-95% chance that your joint will last 10 years, and a 80-85% that it will last 20 years. With improvements in technology, these numbers may improve.
American Association of Hip and Knee Surgeons
Q: How long does a hip replacement last?
A: Twenty years after surgery, 80% of hip replacements are still functioning well. Several factors determine how long a hip replacement lasts, including patient age and activity level, the type of implant used, and the reason the hip was replaced. Hip replacement materials …