Until now, the only non-drug alternative was surgery to tighten the valve. The electrodes burn spots on the muscle controlling the faulty valve. A flexible scar-like tissue forms. Doctors aren't sure if that tightens the valve, or if the heat zaps overactive nerves that made the valve malfunction. Bard's suturing device, developed by a physician at the Royal College of London, is like a miniature sewing machine on an endoscope.
Tiny stitches tighten the valve.
Both procedures can cause mild chest or stomach pain that day, but studies found no serious side effects. However, physicians do need training to perform the procedures, something both companies are beginning. The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.