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June 2004, Volume 34 Number 6 , p 21 - 21


  • Maria Overstreet RN, MSN




    My patient has a percutaneous endoscopic gastrostomy (PEG) tube. I know it was placed in his stomach, but what keeps it there?—J.B., ARIZ.

    Maria Overstreet, RN, MSN, replies:

    Used to feed patients who can't eat, a PEG tube is usually placed through the abdominal wall into the stomach via endoscopy.

    Two bumpers stabilize the PEG tube. A bumper on the portion of the tube that's inside the stomach keeps the tube from migrating out of the stomach. The type of internal bumper varies among PEG tubes. For example, it can be round and collapsible or X-shaped.

    The tube also has an external bumper guard—typically a flat disk—to secure it to the abdominal wall and prevent tube migration into the stomach.

    Problems can develop if the bumpers are too loose or too tight. If they're too loose, the tube may be able to move too freely, irritating the tract and causing ulceration. An ...

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