Illustration of Heart Pump (IMAGE) Purdue University Caption This illustration shows a new type of heart pump inserted with a catheter to improve the survival rate for infants undergoing a series of surgeries to correct a deadly birth defect. The researchers are developing a "viscous impeller pump" for children born with univentricular circulation, a congenital heart disease that is the leading cause of death from birth defects in the first year of a child's life. Credit Rose-Hulman Institute of Technology Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.