added 2007 Tue Feb 20 2:29:22 by worker
There are five million cases of heart failure in the United States each year. When a heart fails, its ventricles-or pumping chambers-become too weak to pump blood. In such cases, doctors will often implant a Ventricular Assist Device (VAD) to aid the heart. When both of the heart's ventricles fail, however, a VAD may not be effective. Instead, doct
There are five million cases of heart failure in the United States each year. When a heart fails, its ventricles-or pumping chambers-become too weak to pump blood. In such cases, doctors will often implant a Ventricular Assist Device (VAD) to aid the heart. When both of the heart's ventricles fail, however, a VAD may not be effective. Instead, doct
