11-year-old receives living donor heart valve to replace artificial one in breakthrough surgery Doctors at Children's National Hospital performed Preston's surgery.

Dr. Mohammadi explains that current options for aortic valve replacement include having a new heart valve—either mechanical or valves made with natural materials such as bovine or porcine ...

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.

The patient was found to have undergone heart surgery 9 years ago in a Southeast Asian country, in which the same valve was replaced with another from a bovine source, and a decision was ...

If a valve, such as the aortic or mitral valve, is diseased or faulty, it may require repair or, sometimes, replacement if repair is not an option or fails.Open-heart surgery is the traditional way of ...

A xenograft bioprosthetic heart valve replaces a damaged valve in your heart. It’s made from tissue sourced from animals such as pigs or cows.

That artificial valve is placed inside a catheter and inserted through a small incision in the thigh, where it travels along a wire until it reaches a narrowed valve in the heart due to excessive ...

A new type of heart valve made with cow tissue and inserted by catheter was hailed as a major breakthrough that could eliminate the need for open heart surgery in some patients.

At 6 months after aortic valve replacement, you should be feeling better and able to return to your regular routine.

Metal valve The patient was found to have undergone heart surgery 9 years ago in a Southeast Asian country, in which the same valve was replaced with another from a bovine source, and a decision was ...