Dr S. Karunakaran has an overall experience of 25 years and is currently working as an Associate Professor of Spine Surgery. He has pioneered in percutaneous endoscopic lumbar discectomy under local anaesthesia for disc prolapse. He is the fiirst in South India to have used INSPACE-interspinous implant for lumbar canal stenosis-Keyhole spine surgery local anaesthesia. He has performed more than 1000 spine surgeries-scoliosis, cervical spine pathologies, thoracotomies, laparotomy, disc replacement surgeries. He has presented various papers. He is also an esteemed member of Tamil Nadu Orthopedic Association, Association of south Indian states, Association of Spine Surgeons of India, and Asian Academy of Minimally Invasive Spinal Surgery.