A. Formation of loops in the colon can cause patient discomfort, difficulty in advancing the scope, and may increase the risk of perforation. B. Here an alpha loop has been formed in the sigmoid colon, facilitating passage into the descending colon. Clock
Intubation by looping. A. The sigmoidoscope is advanced to the distal sigmoid. B. Counterclockwise torquing during further advancement loops the proximal sigmoid in front of the distal sigmoid. C. The looped sigmoid flattens the angle at the distal-descen
Trocar site placement for laparoscopic pull-through and other colon resections.
Identification of the left kidney and gonadal vein after medial mobilization of the colon and spleen.
The colon is retracted toward the anterior abdominal wall as the vascular pedicle is divided with the linear cutting stapler.