A pioneer in the field of minimally invasive knee and hip surgery, Dr. Malhan established the regional joint replacement centre for western India, at Fortis. His "Tisue Preserving" technique of total knee replacement (TPTKR) has found a place in the 'Limca book of records' for quicker postoperative recovery. He has been in the forefront in the field of high bending customized total knee replacement and partial knee resurfacing surgery. He is credited with techniques that changed the management of hip reconstructive surgery and is the only surgeon to offer the direct anterior approach for total hip replacement. A Surgeon of International repute, Dr. Malhan has been invited to lecture and demonstrate surgeries in many parts of the world.