“…On the other hand, gastrojejunostomy (GJ) is one of the surgical palliative treatments available for patients with GOO caused by unresectable tumors, such as gastric cancer, duodenal cancer and pancreatic cancer. Although GJ had conventionally been performed using hand-sewn sutures, circular or linear stapled GJ has become more common due to recent advances in surgical apparatuses and an increase in laparoscopic surgical approaches (6). Furthermore, GJ, using these staplers, may produce convenient anastomosis in laparoscopic surgery (6).…”