The procedures of modified delta-shaped gastroduodenostomy before closing the common stab incision.

a Diagram showing that the stapler was positioned across the duodenum vertical to the long axis in the predetermined position and fired to transect the duodenum by rotating 90 degrees from back to front. b Intraoperative image showing that the stapler was positioned across the duodenum vertical to the long axis in the predetermined position and fired to transect the duodenum by rotating 90 degrees from back to front. c Diagram showing that the stomach was resected by successively transecting from the greater curvature to the lesser curvature with two staplers. d Intraoperative image showing that the stomach was resected by successively transecting from the greater curvature to the lesser curvature with two staplers. e Diagram showing that the stapler was positioned to join the posterior walls together. f Intraoperative image showing that the stapler was positioned to join the posterior walls together. g Diagram showing the V-shaped anastomosis on the posterior wall. h Intraoperative image showing the V-shaped anastomosis on the posterior wall.