Ulmonary aspiration of stomach contents associated with anest hesia, is one of the serious and fatal complications in full stomach patients and it is not uncommon. Although many vigorous managements about prevention and treatment to minimize the chance of aspiration or possibility of permanent injury from it were proposed, but still the safe procedure was not developed. Sengstaken-Blakemore tube was suceessfully used to prevent from aspiration hazard in the induction of general anesthesia for emergency operation in full stomach patients.