A THREE-WAY . RUBBER CATHETER, MULTIPERFORATED WITH OPEN TIP AND RADIOOBAQUE. 150 CM IN LENGTH WITH ONE WAY VALVE. CONNECTED TO A SILICON COATED LATEX BALLOON OF 5X5 CM IN DIAMETER. THE THREE WAY OF THE CATHETER; ONE ONE-WAY VALVE FOR BALLOON, ONE CHANNEL FOR ASPIRATING DUODENAL AND GASTRIC CONTENTS , THE THIRD WAY FOR IRRIGATION OF STOMACH
