A patient has a type 4 hypersensitivity reaction to parabens, nickel, etc. He recently received a bovine pericardial aortic valve transplant for calcific aortic stenosis. Will this bioprosthetic ...

Evidence-based recommendations on aortic valve reconstruction with processed bovine pericardium. This involves replacing a damaged aortic valve with a new valve made from chemically treated cow ...

Aortic valve reconstruction with bovine pericardium may be considered in patients who cannot or who refuse to take anticoagulation, patients with an aorta too narrow for a standard prosthetic valve ...

Irvine, CA - The FDA has granted a supplemental premarket approval to Edwards Lifesciences Co for its Perimount Magna heart valve, made from bovine pericardium. The Perimount Magna aortic ...

Severe aortic stenosis was defined as an aortic-valve area of less than 0.8 cm 2, a mean aortic-valve gradient of 40 mm Hg or more, or a peak aortic-jet velocity of 4.0 m per second or more.

Still, bovine is apparently the new go-to valve with an even longer lifespan of 20 or so years. Nearly an inch in diameter, with three leaves, it was double-stitched in, and the heart closed.

Doctors hope the bovine valve will last patients at least 15 years. So far, Sobecki is feeling pretty good, he said. "I'm hoping I get a second chance at life and get to enjoy it," he said.

In a headline on a story Nov. 5, The Associated Press inaccurately described a heart surgery conducted in Ohio. The surgery was the first in the United States involving a new kind of bovine valve ...