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Hyperboloids representing the mitral valve (MV) saddle shape and defined by Equation 11 (Park et al., 2019) are displayed, created from literature values for CW (33.3 mm), AP diameter (28 mm), AL–PM diameter (31 mm) and AHCWR (0.237). Different commissural heights (b) and posterior annular depth (c) in comparison with a pure hyperboloid (a) can be observed, shown by changes in transformation parameters
