Jejunostomy technique 2. A) The center of the purse string suture of the jejunum is cut using an electronic knife. B) Pierce using forceps. C) Use obturator and insert the internal retention bolster into the jejunal lumen through the small incision. D) Purse string suture thread is tied tightly to the tube. E) The intestine adjacent to the tube is anchored to the peritoneum. F) Proper placement of the G-Tube after operation.