Anti-reflux small bowel enema tube.
D005764:Gastroesophageal Reflux / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D007421:Intestine, Small / Q000000981:diagnostic imaging*; D007441:Intubation, Gastrointestinal / Q000009:adverse effects / Q000295:instrumentation*; D011859:Radiography