What is the lifespan of a Zimmer knee replacement?


Quick Answer

Studies indicate that roughly 85 percent of patients have a functioning knee 20 years after replacement, according to 'Healthline.' Several factors affect the longevity of prosthetic knees, including activity level, physical condition, weight and the accuracy of the implant placement, according to 'Zimmer.'

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Full Answer

Zimmer advises patients to stay healthy and active in maintaining an appropriate weight, but avoid heavy lifting, excessive stair climbing and activities or sports involving quick 'stop and start' motions or twisting. Patients should always consult their Zimmer surgeon prior to beginning a new sport or activity; they can provide specific advice on prolonging the life of their replacement.

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