作者单位:Institute of Orthopedic Research and Biomechanics, Center of Musculoskeletal Research Ulm[1]IRCCS Istituto Ortopedico Galeazzi, via Galeazzi 4, 20161 Milan, Italy[2]Orthopaedic Biomechanics, Department of Biomedical Engineering, Eindhoven University of Technology[3]