Fig. 2From: Improved co-registration of ex-vivo and in-vivo cardiovascular magnetic resonance images using heart-specific flexible 3D printed acrylic scaffold combined with non-rigid registrationPanel a 3D printed scaffold. Panel b Flexibility of 3D printed scaffold allowed passage across the mitral valve (MV). Panel c Basal aspect of heart in which 3D printed is seen through the MV. Panel d Anterior view of heart containing scaffoldBack to article page