With traditional valve replacements, “kids grow but the valves don’t,” said Taufiek Rajab, MD, a pediatric heart surgeon at the Arkansas Children’s Hospital in Little Rock, Arkansas, who ...

Read more Patients could be fitted with heart valves which grow in the body The project is being led by Professor Sir Magdi Yacoub (pictured), a renowned cardiac surgeon An initial group of over ...

Mary Ann Kozlowski is the longest survivor of an artificial double heart valve replacement, at 49 years and 92 days. She had her surgery in December 1974.

After 52 weeks, the valve regenerated as its matrix became populated by cells from the recipient lamb, and the diameter increased from 19 mm to a physiologically normal valve about 25 mm.