Fig. 2

Surgical findings (a, c, e) and corresponding schemas (b, d, f). a, b Staple line, indicated by white arrows, was extending from the lesser towards the greater curvature of the upper gastric body. The channel was located on the greater curvature and reinforced with a running seromuscular suture. The resection line was designed as indicated by the broken blue lines in (b). c, d Original channel was resected and the diameter of the new channel increased to 30 mm. e, f New channel was constructed by double-layer anastomosis with interrupted sutures