Nasogastric tube antireflux valve

Details Nasogastric tube antireflux valve Nasogastric tube antireflux valve

A - Human Necessities

61

M

128/127

A61M 31/00 (2006.01)

Patent

CA 1305005

Abstract of the Disclosure A valve to prevent gastric reflux or leakage through the vent lumen of a double-lumened nasogastric tube. The valve allows the passage of air into the vent lumen when atmospheric pressure exceeds stomach pressure. When stomach pressure exceeds atmospheric pressure the valve prevents flow of fluids through the tube.

561142

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