Dr. Kanniraj Marimuthu is an Orthopedic Surgeon who specializes in Hip, Knee, Shoulder, Sports injuries and arthroscopic keyhole surgery. Dr. Kanniraj done his MBBS from Madras Medical College, Chennai followed by orthopedic training (M.S Ortho) in the Orthopedic Department of Sawai Man Singh Medical College, Jaipur, the same department that designed the world renowned "Jaipur Foot" for amputees. During his training, he was awarded the “All India Resident Orthopaedic Surgeon Award“ by Bombay Orthopedic society for his academic excellence. After his masters, he worked at the All India Institute of Medical Sciences (AIIMS, New Delhi) as a Senior Resident Orthopedic Surgeon specializing in joint replacement and arthroscopic keyhole surgery. After AIIMS, he had further fellowship training in Hip, Knee, Shoulder, Sports Injuries and Arthroscopic Surgery for two years in Australia with some of the surgeons in the world, focusing on a shoulder, hip and knee problems. He has numerous publications in international orthopedic journals and several chapters in textbooks including the chapter on Revision hip replacement in a textbook of Orthopedics by Indian Orthopedic Association.