1. Department of Orthopedics
2. Xijing Hospital
3. Fourth Military Medical University
4. Xi'an 710032
5. China
6. Center for Biomedical Materials and Engineering
7. Harbin Engineering University
8. Harbin 150001
9. Lepu Medical Technology Co., Ltd
10. Beijing 102200
11. National Engineering Research Center for Heart Disease Explants Intervention of Medical Instruments and Equipment
12. Department of Materials Science and Engineering