Roux-en-Y op·er·a·tion(rū unh ē),
anastomosis of the distal end of the divided upper jejunum to the stomach, esophagus, biliary tract, or other structure and anastomosis of the proximal end to the side of the jejunum a little further distal.
roux-en-Y operationSurgery A procedure with a Y-shaped anastomosis including small intestine; the distal resected end is implanted into an organ–eg, bile ducts–choledochojejunostomy and portoenterostomy, esophagus–esophagojejunostomy, and pancreas–pancreaticojejunostomy; the proximal end is implanted into the small intestine further 'downstream' to prevent reflux
Roux,César, Swiss surgeon, 1857-1934.
Roux-en-Y anastomosis - a Y-shaped surgical anastomosis involving the small intestine. Synonym(s): Roux-en-Y operation
Roux-en-Y hepatic jejunostomy
Roux-en-Y operation - Synonym(s): Roux-en-Y anastomosis
Roux-en-Y pancreatic jejunostomy