The heart consists of 4 chambers--2 atria (upper chambers) and 2 ventricles (lower chambers). Blood passes through a valve as it leaves each chamber of the heart. The valves prevent the backward flow ...

Boston Scientific Corp. reported the latest setback in its transcatheter aortic valve replacement (TAVR) aspirations with the news that it is officially discontinuing worldwide sales of its Acurate ne ...

2 Center for Molecular and Human Genetics, Research Institute at Nationwide Children's Hospital, Columbus, Ohio, USA 3 The Heart Center and Center for Cardiovascular and Pulmonary Research, Research ...