<unk>  refers to the removal of ingested objects from the esophagus, stomach and duodenum by<unk>  techniques. It does not involve surgery, but rather encompasses a variety of techniques employed through the gastroscope for grasping<unk>  bodies, manipulating them, and removing them while protecting the esophagus and trachea. It is of particular importance with children, people with mental illness, and prison inmates as these groups have a high rate of<unk> <unk>  ingestion. Commonly swallowed objects include coins, buttons, batteries, and small bones (such as fish bones), but can include more complex objects, such as eyeglasses, spoons, and toothbrushes (see image).
Endoscopic foreign body retrieval
Per-oral endoscopic myotomy
Gastroduodenostomy
Transoral incisionless fundoplication
Esophageal stent
Pyloromyotomy
Therapeutic endoscopy
Rectal dilator