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Uploaded on Nov 17, 2009
Every year thousands of people undergo hip replacement surgery to get rid of pain caused by arthritis. The good news is that most hip replacement operations are successful, and people who have them are pain free. But sometimes, after years of wear, those replacement joints can loosen. New technology is making that happen much less often. But for people who do experience pain because of a worn out replacement, doctors at Mayo Clinic have ways to fix the problem.