Hypertrophied Segment division
C. This division is continued through the hypertrophied segment, but not onto the duodenum.
Pyloromyotomy spreader to divide hypertorphied
B. A pyloromyotomy spreader is used to divide the hypertrophied circular muscle fibers.
Creating myotomy with a laparoscopic myotome
A. The myotomy is created with a laparoscopic myotome. Make this incision relatively shallow. Traction is applied by a grasper through the righthand port.