Dr. Mittal has been instrumental in the continued development of  robotic and computer assist surgery (CAS) in joint replacement. He trains surgeons around the country on computer assisted navigation and robotic surgical techniques. He routinely lectures on a national and international level on all aspects of joint replacement.  Dr. Mittal is currently working to design new instruments and implants and is well versed in joint preservation techniques such as stem cell regenerative therapy and cartilage transplantation.