What is the definition or description of: tricuspid valve?

The valve between .. The three flaps of tissue on the right side of the heart that prevent blood from going backwards from the right ventricle to the right atrium with every heart beat.

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What is the definition or description of: tricuspid valve repair?

Fixing a heart valve. The tricuspid valve lies between the right atrium and ventricle. It prevents blood from leaking back into the body when the heart squeezes. There can be many reasons for the leak. When it leaks (called regurge) we can often fix it by making the valve smaller and/or by fixing holes or torn chords to the valve. This requires use of the heart lung machine. Read more...
See below. The tricuspid valve separates the upper and lower chambers of the right side of the heart. When the right ventricle enlarges for whatever reason, the tricuspid valve no longer seals when it closes, leading to regurgitation. Repairing the valve requires reducing the size of the valve, as well as repairing the leaflets. If that doesn't work, then a valve replacement would be in order. Read more...