1. Department of Robotics Engineering, Daegu Gyeongbuk Institute of Science and Technology, Daegu, Republic of Korea
2. Medical Device and Robot Institute of Park, Kyungpook National University, Daegu, Republic of Korea
3. Division of Intelligent Robot, Daegu Gyeongbuk Institute of Science and Technology, Daegu, Republic of Korea
4. Department of Orthopedic Surgery, School of Medicine, Kyungpook National University, Kyungpook National University Hospital, Daegu, Republic of Korea
5. Department of Orthopedic Surgery, School of Medicine, Kyungpook National University, Kyungpook National University Chilgok Hospital, Daegu, Republic of Korea
6. R&D center, SAMICK THK CO., LTD, Daegu, Republic of Korea