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View the latest hip and knee arthroplasty trends from AAOS’ American Joint Replacement Registry.

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AAOS Membership = More clinical research, more specialty content, more orthopaedic knowledge, and more value than ever.

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Help us honor Active Fellow Members for their many contributions to education, research, and advocacy in orthopaedics.

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Browse self-assessment tools, Practice Prep, Surgical Insights, new Courses OnDemand, Cases Solved Programs, and more!