The POEM procedure is performed by endoscope. There is no incision in the chest or abdomen. The endoscope (a thin flexible tube) is passed through the patient's mouth into the esophagus. Using a blade ...

The extension of the myotomy onto the gastric wall (clearly the most critical and challenging part of the operation) proved difficult because of poor exposure, with the consequent risk of a short ...

A laparoscopic Heller myotomy is a surgical procedure used to treat achalasia, a condition in which the esophagus doesn't push food and liquid into the stomach effectively and the lower esophageal ...