Dr. Greenberg invented CystoSure® while exploring methods to improve cystic access to patients in Rwanda. He is a practicing Ob/Gyn as well as the Chief of Gynecology at Brigham & Women’s Faulkner Hospital and a Vice Chairman of Obstetrics & Gynecology at Brigham and Women’s Hospital. He was the lead medical consultant at Interlace Medical which was acquired by Hologic in 2011. In addition, he has served as a medical device consultant for multiple companies including Ethicon Endosurgery, Hologic, Smith & Nephew, Channel MedSystems and others. He routinely reviews and publishes new product reviews for various trade journals.