Why the gastric lavage machine filter bottle should be filled with water

Remove the contaminants in the whole set of filter bottle. Gastric lavage machine filter bottle to be filled with water is to remove the pollutants in the whole set of filter bottle, after washing, put more than half of the water into the bottle, tighten the cap, do not leak or replace with a spare set of filter bottle, continue to wash the stomach. Gastric lavage machine is a medical device, suitable for all medical units, emergency centers and other rescue food poisoning, poisoned patients and gastric lavage before surgery.