Advances in minimally invasive devices are fostering new endoscopic strategies in gastroenterology, including Natural Orifice Translumenal Endoscopic Surgery (NOTES). Dr. Christopher Thompson, assistant professor of medicine at Harvard Medical School and director of developmental endoscopy at Brigham and Women's Hospital in Boston, details the near-term impact of NOTES for liver biopsy, as well as long-range goals in bariatrics. Dr. Jay Goldstein hosts.