tricuspid valve

American  

noun

Anatomy.

1. the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.

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tricuspid valve Scientific  

1. A valve of the heart, usually having three cusps, that is located between the right atrium and right ventricle. The tricuspid valve prevents the backflow of blood to the right atrium.

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Etymology

Origin of tricuspid valve

First recorded in 1660–70

Example Sentences

See Examples For:

tricuspid valve

It is moving into other areas of cardiovascular disease, such as mitral valve replacement and tricuspid valve replacement.

From Barron's ● Sep. 26, 2025

This can allow blood to leak backward into the atrium from the tricuspid valve, causing the patient's heart to pump harder to move blood through the valve.

From Science Daily ● Apr. 9, 2024

When a patient is on the operating table having surgery to repair their tricuspid valve - as I did in August 2020 - the medical team decides whether they also need a Glenn.

From BBC ● Apr. 28, 2023

Cardiologists had assumed that if they fixed problems on the left side of the heart — like a leaky mitral or aortic valve — the tricuspid valve would fix itself.

From New York Times ● Mar. 4, 2023

Tricuspid insufficiency, except as rarely found in the fetus, is generally due to a relative insufficiency rather than to an actual disease of the tricuspid valve.

From Disturbances of the Heart by Osborne, Oliver T. (Oliver Thomas)