A gastronomy tube, or G-tube, is a feeding tube that is inserted into the stomach percutaneously or surgically through the abdomen, explains the University of California, San Francisco. The tube feeds formula, liquids and medicines directly to the stomach of children and adults.Continue Reading
A surgeon places a G-tube in a patient by making a small incision in the abdomen, states the University of California, San Francisco. A temporary tube or a balloon-type gastrostomy tube is inserted into the opening. If the surgeon places a temporary tube in the patient, it is replaced by a balloon-type tube after the gastrostomy tract heals.
A percutaneous endoscopic gastrostomy, or PEG, tube is percutaneously inserted into the stomach through the esophagus using an endoscope, according to the University of California, San Francisco. A small incision in the abdomen allows a surgeon to pull the top part of the tube out of the stomach. Both G-tubes and PEG tubes are usually made of silicone.Learn more about Gastrointestinal Issues