Aortic valve replacement

What is an aortic valve replacement? The aortic valve is one of 4 valves in the heart that work together to keep blood flowing in the right direction. If the aortic valve stops working properly, it may need to be replaced. Why is an aortic valve replacement performed? The aortic valve must open fully and close fully with each heartbeat so the heart can pump enough blood around the body. If either function is affected, the heart must work much harder to try and deliver enough blood to the body and it can become overworked. Signs the aortic valve is