1. Guangdong Innovation Platform for Translation of 3D Printing Application, The Third Affiliated Hospital of Southern Medical University, Guangzhou, Guangdong 510000, P.R. China
2. Shunde Hospital, Southern Medical University (The First People's Hospital of Shun de), Foshan, Guangdong 528000, P.R. China
3. Orthopedic Center, Affiliated Hospital of Guangdong Medical University, Guangdong Medical University, Zhanjiang, Guangdong 524000, P.R. China
4. Department of Orthopedics, Shenzhen Hospital, Southern Medical University, Shenzhen, Guangdong 518000, P.R. China
5. Department of Orthopedics, Affiliated Traditional Chinese Medicine Hospital, Southwest Medical University, Luzhou, Sichuan 646000, P.R. China