Dr. Katsuhisa Yamada is an Assistant Professor and Orthopedic Surgeon at Hokkaido University Hospital, Sapporo, Hokkaido, Japan. His top areas of care are Arthritis, Fractures, Dislocated joints, Torn ligaments, Tendon injuries, Osteoporosis, Cerebral palsy, Abnormalities during childhood growth, General rehab from serious injuries, and Scoliosis.