AN IMPLANTABLE CARDIAC VALVE DEVICE AND SYSTEM
FIG1 is a schematic illustration of a heart and its anatomical structures, partly cross-sectional schematic illustration of a human heart depicting structures that are involved
FIG1 depicts the anatomical structures of the heart 1, of which at least some are involved in embodiments of the invention, 2 is the Superior Vena Cava (SVC), 4 is the right atrium (RA), 6 is the Coronary Sinus (CS) ostium, 8 is the CS first part, 10 is the Inferior Vena Cava (IVC), 12 is the Great Cardiac Vein (GCV) at the level of the mitral valve (MV) annulus 18, 14 is the Left Atrium cavity (LA), 16 is the LA wall, 19 is the whole mitral valve, 20 is the anterior leaflet and 21 is the posterior leaflet of the mitral valve, 22 is the Left Ventricular (LV) muscular wall, 24 are the papillary muscles connected to the chordae, 26 is the apex of the left ventricle, 28 is the aortic valve, 30 the aorta ascendens, 32 the inter-ventricular muscular septum, 34 the left ventricular cavity and 36 the right ventricular cavity, 38 is the right ventricular muscular wall and 40 is the tricuspid valve.
schematic
48
cardiac valve plane
18
annulus
1
heart
49
cardiac axis
26
heart apex
['9. The medical device of any of claims 1-8, wherein said coupling unit (200) includes an extension unit (400) configured to extend from an annulus of said cardiac valve towards the apex of said heart, said extension unit (400) preferably having a different thickness at different longitudinal positions.']