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A) Left: 3D unloaded geometry a BHV leaflet before and after cyclic loading, showing the most significant change in geometry is in the belly region. Right: BHV leaflet collagen fiber architecture, showing that the collagen fiber architecture is convected by the dimensional changes. B) graphical representation of the structural damage and permanent set of BHV leaflets progression during cyclic loading. Picture is taken from [93] with permission.
