1. Department of Materials Science and Engineering; National Chiao-Tung University; Hsinchu City Taiwan
2. Biomedical Technology and Device Research Laboratories; Industrial Technology Research Institute; Chutung Hsinchu County Taiwan
3. Department of Orthopedics, Shuang-Ho Hospital, College of Medicine; Taipei Medical University; New Taipei City Taiwan
4. Institute of Biomedical Engineering; National Taiwan University; Taipei Taiwan
5. Material and Chemical Research Laboratories; Industrial Technology Research Institute; Chutung Hsinchu County Taiwan
6. Department of Orthopedic Surgery; College of Medicine; National Taiwan University Hospital; Taipei City Taiwan