Fig. 1

Endoscopic forceps-grasping technique. (A) The suture at the tip of the tube grasped first by forceps to facilitate passage of the tube through the pylorus. (B) Then suture at the posterior balloon of the tube grasped by forceps to carry the posterior balloon of the tube across the horizontal part of duodenum. (C) The suture at the posterior balloon of the tube released by the forceps.