Organ
Organ means a human kidney, liver, heart, lung, pancreas, intestine (including the esophagus, stomach, small and/or large intestine, or any portion of the gastrointestinal tract) or vascularized composite allograft (defined in this section). Blood vessels recovered from an organ donor during the recovery of such organ are considered part of an organ with which they are procured for purposes of this part if the vessels are intended for use in organ transplantation and labeled For use in organ transplantation only.