LAPAROSCOPIC ROUX-EN-Y GASTRIC BYPASS WITH THE LINEAR ENDOSTAPLER TECHNIQUE. Author: J. K. Champion M.D., (www.DrChampion.com) Department of Surgery, Mercer University School of Medicine Atlanta, Georgia LAPAROSCOPIC ROUX-EN-Y GASTRIC BYPASS WITH THE LINEAR ENDOSTAPLER TECHNIQUE. Purpose: Early reports of laparoscopic gastric bypass techniques utilized a circular stapler to form the proximal anastamosis which many surgeons found [...]