東京医科歯科大学運動器外科教授

Professor of Orthopedic Surgery, Hospital for Special Surgery, New York

Kyung Hee University, Orthopaedic Surgery

Centre Hospitalierde Luxembourg

Sapporo Medical University

Sydney Orthopaedic Research Institute; University of Sydney

Department of Trauma and Orthopaedic Surgery, University Medical Center Hamburg …

Orthopaedic Department, University Hospital Balgrist

Professor of Sports Orthopaedics, University Medical Center Rostock (Germany)

Avon Orthopaedic Centre, Southmead Hospital & University of Bristol, Bristol. UK