Percutaneous Transcatheter Aortic Valve Implantation: Assessing Results, Judging Outcomes, and Planning Trials

The Interventionalist Perspective

Lotus PHV

(Top) Nitinol valve unsheathed but still attached to delivery catheter. (Middle) Valve after shortening with increase in radial strength; sealing membrane of the valve (white arrow). (Bottom) Valve viewed from the aortic surface with the locks seen (black arrow). PHV = percutaneous heart valve.