Total knee arthroplasty (TKA) is a frequently performed operation – in the U.S. alone, 5.2 million TKAs were performed from 2000-2010 – and partial (unicompartmental) knee arthroplasty (UKA) is another common operation that is done in younger, active individuals. Many patients require knee arthroplasty from osteoarthritis that develops after sports injuries or decades of participation […]