J. M. Jennings, C. C. Yang, T. M. Miner, D. A. Dennis, Colorado Joint Replacement, Denver, CO, USA S. White, Icahn School of Medicine at Mount Sinai, New York, NY, USA J. R. Martin, OrthoCarolina, Charlotte, NC, USA J. M. Jennings, D. A. Dennis, Department of Mechanical and Materials Engineering, University of Denver, Denver, CO, USA D. A. Dennis, Department of Orthopaedics, University of Colorado School of Medicine, Denver, CO, USA; and the Department of Biomedical Engineering, University of Tennessee, Knoxville, TN, USA.