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  2. Artificial heart valve - Wikipedia

    en.wikipedia.org/wiki/Artificial_heart_valve

    The first artificial heart valve was the caged ball valve, a type of ball check valve, in which a ball is housed inside a cage. When the heart contracts and the blood pressure in the chamber of the heart exceeds the pressure on the outside of the chamber, the ball is pushed against the cage and allows blood to flow.

  3. Björk–Shiley valve - Wikipedia

    en.wikipedia.org/wiki/Björk–Shiley_valve

    Björk–Shiley valve, as depicted in patent # US003824629. The Björk–Shiley valve is a mechanical artificial heart valve. The valve was co-invented by American engineer Donald Shiley and Swedish heart surgeon Viking Björk. Beginning in 1971, it has been used to replace aortic valves and mitral valves. It was the first successful tilting ...

  4. Charles A. Hufnagel - Wikipedia

    en.wikipedia.org/wiki/Charles_A._Hufnagel

    Hufnagel Artificial Heart Valve in the collection of the National Museum of Health and Medicine. Charles A. Hufnagel, M.D. (August 15, 1916 – May 31, 1989) was an American surgeon who invented the first artificial heart valve in the early 1950s. Hufnagel was born in Louisville, Kentucky, and reared in Richmond, Indiana.

  5. Tissue engineering of heart valves - Wikipedia

    en.wikipedia.org/wiki/Tissue_engineering_of...

    Tissue engineering of heart valves. Tissue engineered heart valves (TEHV) offer a new and advancing proposed treatment of creating a living heart valve for people who are in need of either a full or partial heart valve replacement. Currently, there are over a quarter of a million prosthetic heart valves implanted annually, [1] and the number of ...

  6. Aortic valve - Wikipedia

    en.wikipedia.org/wiki/Aortic_valve

    Aortic valve. The aortic valve is a valve in the heart of humans and most other animals, located between the left ventricle and the aorta. It is one of the four valves of the heart and one of the two semilunar valves, the other being the pulmonary valve. The aortic valve normally has three cusps or leaflets, although in 1–2% of the population ...

  7. Total Artificial Heart (TAH) Implant: What to Know - AOL

    www.aol.com/total-artificial-heart-tah-implant...

    A total artificial heart is a polyurethane device designed to mimic the action of the heart's left and right ventricles. It helps the heart pump adequate blood through the body while someone waits ...

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