Here are a series of videos by Dr. Vincent Gaudiani – a heart surgeon – that describe in detail how the heart works and in particular how the mitral valve works.
Heart Valve Replacement Surgery Explained Part 1
[jwplayer config=”360X640 Blue Metal” mediaid=”380″]
Heart Valve Replacement Surgery Explained Part 2
[jwplayer config=”360X640 Blue Metal” mediaid=”384″]