Senior people with heavy calcium deposits on their heart's aortic valve, also known as aortic stenosis (AS) are considered too high risk for valve replacement surgery. AS develops when the aortic valve (it is located between the left chamber of the ticker and the aorta which is the main artery delivering blood from the ticker to the body) doesn't open properly or gets narrowed, which causes the ticker to work harder to pump required quantity of blood into the aorta, which in turn, can lead to thickening and enlargement of the ticker eventually leading to heart failure (HF). Fainting, irregular heartbeat, shortness of breath, fatigue, swelling of ankle and knee, dizziness and heart murmur are some symptoms of AS. For patients considered too high risk for valve replacement surgery, transcatheter aortic valve replacement (TAVR) is a great option (a minimally invasive procedure) that involves insertion of an aortic valve within a damaged valve through a catheter, which th...