In replacement aortic valve procedures, bioprosthetic valves have become increasingly more common than mechanical replacements, since those made out of animal tissue are less likely to cause blood ...

AMES, Iowa – You’re in the middle of the aorta, the body’s pipeline for oxygen-rich blood, looking back toward the heart’s primary pump, the left ventricle. The ventricle muscle contracts and the ...

During heart valve replacement surgery, a surgeon replaces damaged or diseased valves in the heart. They can replace it with a mechanical valve or biological valve from a pig or cow. A person with ...