Fig. 4

Intra-operative images of CASE 2 patient. A Intraoperative gastroscopy revealed anastomotic narrowing. C An incision was made on the jejunum side of Roux limb using an ultrasonic scalpel. D The anastomotic narrowing was opened and widened by releasing the sutured contralateral mucosa with the ultrasonic scalpel combined with electrosurgical hook. E, F The common entry of jejunum and esophagus was closed with a V-lock running suture