Dr. Subhash Jangid is presently working as Director and Head, Joint Replacement, and Orthopaedics at Fortis Memorial Research Institute (FMRI), Gurgaon Ortho-Joint Clinic.His primary work involves knee and hip joint replacement. He has a vast experience of more than 19 years in the field of Orthopaedics. He is now a known faculty in the field of Arthroplasty in India.He is been invited as guest faculty in most of the arthroplasty conferences in India. He is the only one in India who uses NAV 3 computer navigation for joint replacement surgery. The NAV 3 is World's most advanced Computer Navigation system for Joint Replacement surgeries. This technique gives better results to the patients and the recovery is faster as compared to the conventional technique. Besides this, the life of the artificial joint increases to 20 – 25 years with this technique.