Anti-reflux valve for preventing gastroesophageal reflux disease
AssigneeKorea University Research and Business Foundation
InventorSung Soo Park
Life of this patent
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Abstract
The present invention relates to an anti-reflux valve for preventing gastro-esophageal reflux disease and includes a body formed in a ring shape and fixed to an upper end of a gastro-esophagus; a reflux blocking plate coupled to an inner circumferential surface of the body to be rotatable in one direction; and a fixing clip coupled to an outer circumferential surface of the body to fix the body to the upper end of the gastro-esophagus.
Claims5
An anti-reflux valve for preventing gastro-esophageal reflux disease, the anti-reflux valve configured to be installed in an upper portion of a stomach of a patient with gastro-esophageal reflux disease, the anti-reflux valve comprising:
- a body formed in a ring shape and configured to be fixed to an upper end of a gastro-esophagus;
- a reflux blocking plate coupled to an inner circumferential surface of the body to be rotatable in one direction;
- and
- a fixing clip coupled to the body and configured to fix the body to the upper end of the gastro-esophagus,
- wherein the reflux blocking plate comprises a first reflux blocking plate and a second reflux blocking plate that are vertically stacked on the body and coupled to sequentially rotate in a unidirectional manner to allow downward passage of food while preventing upward reflux,
- wherein the body comprises a first stepped portion supporting the first reflux blocking plate and a second stepped portion supporting the second reflux blocking plate, each of the first and second stepped portion being formed to limit a rotation of the respective reflux blocking plate.
Dependencies are inferred from the claim text.