Catheter Delivered Valve May Help People With Heart Defects Avoid Multiple Surgeries

Children born with certain heart defects have impaired blood flow from the right ventricle to the pulmonary artery leading to the lungs, requiring implanted devices (known as right-ventricular outflow tract conduits) to maintain the flow. However, these conduits fail over time, and children typically face multiple open-heart operations during their lives to reopen the passage.