Researchers have developed a method for cheaply producing heart valves in the span of minutes that are functional immediately after being implanted into sheep. The scientists call their method ...

Researchers at RCSI University of Medicine and Health Sciences have developed an artificial model of the mitral heart valve ...

Your aortic valve is part of your heart, a strong muscle that pumps blood through your body. The aortic valve controls the blood flowing out from the heart. It opens every time your heart contracts, ...

S1 and S2 are the normal heart sounds you hear when the heart valves close. Heart murmurs are extra sounds that can be heard during systole, diastole, or as a continuous sound. S3 and S4 are abnormal ...

Combining a biological heart and a silicone robotic pump, researchers created a biorobotic heart that beats like a real one, focusing on a valve on the left side of the heart. The heart valve ...