Fig. 3.

The surgical procedure of SILA. a–c Antrectomy without lymph node dissection was performed using a 5 mm forward-oblique viewing endoscope, a vessel sealing device, and linear staplers. d Side-to-side anastomosis was performed between posterior sides of the duodenal stump and remnant gastric stump like the delta-shaped anastomosis. e The entry hole was sutured intracorporeally using the barbed suture material. f There was only one wound, in the umbilical region. Illustrations demonstrating rotation of the EZ access port are shown in the upper left of the images