An experimental endoscopic technique for reversing gastroesophageal reflux in dogs by injecting inert material in the distal esophagus.


After the lower esophageal sphincters of large mongrel dogs had been made surgically incompetent, the degree of sphincter incompetency was determined by the grade of esophagitis present and the reflux volume. Five dogs were endoscopically injected in the distal esophagus with 5 to 30 ml of Teflon paste during four to six injection sessions, and all five… (More)


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