A surgical operation to join the duodenum to the stomach so as to bypass a blockage in the pylorus.
Aa surgical operation in which the duodenum is joined to an opening made in the stomach in order to bypass an obstruction (such as pyloric stenosis), to facilitate the exit of food from the stomach after vagotomy, or after surgical removal of part of the stomach.
Excision of the pylorus of the stomach with anastomosis of the upper portion of the stomach to the duodenum.