Open heart surgery for aortic or mitral valve repair or replacement has traditionally required opening the patient’s chest through their sternum (breast bone). In many cases today, a minimally ...

When a heart valve is damaged or doesn’t close properly, it can cause what’s known as a “leaky valve.” Depending on the severity of the leaky valve, there are several different treatment options, ...

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 ...

(Reuters Health) - People who need a heart valve replaced often face a dilemma: should they have a mechanical valve made of graphite or a biological valve derived from a cow or pig? A new study ...