Widening of the pyloric canal and any adjacent duodenal stricture by means of a longitudinal incision closed transversely. ... Origin: pyloro-+ G. Plastos, formed ... (05 Mar 2000) ... 
(pi-lor´o-plas″te) plastic surgery of the pylorus and the channel through it to provide a larger communication between the stomach and duodenum. (A), Heineke-Mikulicz pyloroplasty; (B), Finney pyloroplasty. double pyloroplasty posterior pylorom...
Type: Term Pronunciation: pī-lō′rō-plas′tē Definitions: 1. Widening of the pyloric canal and any adjacent duodenal stricture by means of a longitudinal incision closed transversely.
surgical widening of the outlet between the stomach and small intestine 
the surgical alteration of the pylorus, usually a widening to facilitate the passage of food from the stomach to the duodenum.
an operation that enlarges the opening between the stomach and small intestine so food and liquid can move forward and be digested normally.