A safe method for pyloromyotomy.
Pyloromyotomy often ends up as a pyloroplasty because of accidental lesions on the duodenal mucosa. This can be avoided. If the incision in the serosa is Y-shaped, the fold of mucosa that partly covers the pyloric muscle can be pushed distally and escape being punctured.
D006801:Humans; D008722:Methods; D009130:Muscle, Smooth / Q000601:surgery; D011708:Pylorus / Q000601:surgery*