His pioneering surgical techniques include the first vitreo-retinal surgery in New York and, using the ultrasound that he developed, demonstrating that operating at an earlier stage in ocular trauma could vastly improve the patient's prognosis for recovery. He has specialized in vitreo-retinal surgery and has had a career-long interest in imaging research. With a generous gift from Charles and Margaret Dyson, He established the Margaret M. Dyson Vision Research Institute, one of the major retinal research programs in the world.
His innovative surgical methods encompass the first vitreo-retinal surgery in New York and, utilizing the ultrasound he created, proving that operating at an earlier stage in ocular injuries could significantly enhance patient recovery outcomes. He has focused on vitreo-retinal surgery and maintains a lifelong interest in imaging research. With a substantial donation from Charles and Margaret Dyson, he founded the Margaret M. Dyson Vision Research Institute, one of the leading retinal research initiatives globally.