WASHINGTON (Reuters) - A non-surgically implanted heart valve meant to delay open heart surgery in children with congenital heart defects worked well for all but a few patients during a year of follow ...

R O C H E S T E R, N.Y., March 13 -- James Dauteuil probably never expected he would be wearing a piece of “leather” inside his heart. But Dauteuil, 76, is now one of three people in the Rochester ...