1. National Engineering Research Centre for Biomaterials; Department of Biomedical Engineering, Sichuan University, Chengdu, 610064, P. R. China
2. Department of Orthopaedic Surgery, West China Hospital, Sichuan University, Chengdu 610041, P. R. China
3. Department of Orthopaedics, The first Hospital Affiliated to Suzhou University, Suzhou, 215006, P. R. China