1. Department of Mechanical Engineering; Yonsei University; Seoul 03722 Republic of Korea
2. Department of Orthopedic Surgery; Gangnam Severance Hospital, Arthroscopy and Joint Research Institute, Yonsei University College of Medicine; Seoul 06273 Republic of Korea
3. Department of Radiology; Research Institute of Radiological Science, Medical Convergence Research Institue, and Severance Biomedical Science Institute, Yonsei University College of Medicine; Seoul 03722 Republic of Korea
4. Department of Orthopedic Surgery; Jeju National University Hospital; Jeju 63241 Republic of Korea