A defective valve has only two leaflets, so it’s called a bicuspid valve. A recent study found that aortic valve replacement surgery has a 94 percent five-year survival rate.

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Untreated, severe tricuspid valve regurgitation can lead to a backup of blood in the right side of the heart, known as right sided heart failure. This can lead to abdominal swelling, enlarged ...

By 1977 this valve had been implanted in 40,000 patients. The Lillehei-Kaster valve was manufactured by Medical Incorporated of Minneapolis, Minnesota. Location Currently not on view Credit Line Dr.