Expert Alert: Robotic repair offers benefits for many patients with leaky mitral valve

During each human heartbeat, four valves in the heart open and close once, moving blood through the heart’s chambers. But in some people, the flaps of the mitral valve between the heart’s left atrium and left ventricle do not work like they should. The opening may become narrow, or more commonly, the flaps may prolapse and not line up properly.

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