John R. Romanelli, MD, FACS University of Massachusetts / Baystate Medical Center, Department of Surgery, Springfield, MA USA David J. Desilets, MD, PhD, FACP, FASGEUniversity of Massachusetts / Baystate Medical Center, Division of Gastroenterology, Springfield, MA USA David B. Earle, MD, FACSSenior Fellow, Office of Device Evaluation, US Food and Drug AdministrationLowell Surgical Associates, North Chelmsford, MA, USA