In endoscopic procedures, the third space refers to the potential area inside the wall of the gastrointestinal tract — a submucosal layer of the organ wall. Some of the most common third space endoscopy procedures our team performs are:
Peroral endoscopic myotomy (POEM)
Gastric peroral endoscopic myotomy (G-POEM)
Submucosal tunneling endoscopic resection (STER)