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Knee Replacement Surgery for Arthritis

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How Long Will My New Knee Joint Last?

When joint replacement procedures were first performed in the early 1970s, it was thought that the average artificial joint would last approximately 10 years. We now know that about 85% of the joint implants will last 20 years or more. Improvements in surgical technique and artificial joint materials should make these artificial joints last even longer.

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WebMD Medical Reference

Reviewed by David T. Derrer, MD on May 23, 2014
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