Figure 1From: The Nordic Aortic Valve Intervention (NOTION) trial comparing transcatheter versus surgical valve implantation: study protocol for a randomised controlled trial The transcatheter aortic valve implantation bioprosthesis. The third-generation porcine pericardial trileaflet valve mounted in a self-expanding nitinol support frame (CoreValve System; Medtronic Inc., Minneapolis, MN, USA). TAVI, transcatheter aortic valve implantation.Back to article page