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Patellofemoral Replacement Polymer Stress During Daily Activities: A Finite Element Study
Edward A. Morra, MSME; A. Seth Greenwald, DPhil(Oxon)
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In support of the research for or preparation of this manuscript, the laboratory at which the authors work received grants or outside funding from DePuy, Waldemar Link, and Biomet. None of the authors received payments or other benefits or a commitment or agreement to provide such benefits from a commercial entity. No commercial entity paid or directed, or agreed to pay or direct, any benefits to any research fund, foundation, educational institution, or other charitable or nonprofit organization with which the authors are affiliated or associated.

The Journal of Bone and Joint Surgery, Incorporated
J Bone Joint Surg Am, 2006 Dec 01;88(suppl 4):213-216. doi: 10.2106/JBJS.F.00585
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Extract

Isolated, symptomatic patellofemoral arthritis, although uncommon, has been reported to affect 8% of women and 2% of men over the age of fifty-five years1. Both conservative and surgical nonarthroplasty interventions have been advocated; however, reports on such interventions have suggested limited success2. Patellofemoral joint replacement designs as an alternative solution are beginning to reemerge largely through an appreciation of design requirements and the importance of component placement, which have been major factors in earlier clinical disappointments3-6.
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    Accreditation Statement
    These activities have been planned and implemented in accordance with the Essential Areas and policies of the Accreditation Council for Continuing Medical Education (ACCME) through the joint sponsorship of the American Academy of Orthopaedic Surgeons and The Journal of Bone and Joint Surgery, Inc. The American Academy of Orthopaedic Surgeons is accredited by the ACCME to provide continuing medical education for physicians.
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