Heart valves are thin membranes located within the chambers of the heart. They have leaflets or cusps which allow blood to flow in only one direction through the heart. There are four main valves ...

The goal of heart valve surgery is to repair or replace a malfunctioning heart valve to prevent the development of life-threatening conditions. Valves are one-way gates in the heart that keep blood ...

DURING the course of investigations of the effect of age on acid mucopolysaccharide content of the human heart valves, we found hyaluronic acid to be a major component. In all it represented about ...