TAVI in Intermediate Risk Septuagenarians With Risk Factors Not Captured by the Traditional Surgical Risk Scores

Single arm, observational trial of Transcatheter Aortic Valve Implantation (TAVI) with the Medtronic Evolut R and Evolut Pro The primary objective of this trial is to evaluate device success of TAVI with the Evolut R and Evolut Pro systems in septuagenarians with risk factors for adverse surgical outcomes not captured by the traditional risk scores and therefore of intermediate surgical risk.