1. School of Mechanical Engineering, Sichuan University, Chengdu 610065, China
2. State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Wuhan 430070, China
3. Department of Orthopedics, Orthopedic Research Institute, West China Hospital, Sichuan University, Chengdu 610041, China
4. Med+X Center for Manufacturing, West China Hospital, Sichuan University, Chengdu 610041, China