Transcatheter Aortic Valve Technology: Current State

The percutaneous delivery of artificial heart valves via catheter has in the past few years, received widespread attention due to its regulatory approval in Europe and now in the United States as well as its proposed reduction of surgery related morbidity and mortality. This review describes the patents of the currently approved transcatheter aortic valves, as well as the patents of their important accessory valvular components. This review also summarizes the clinical work and outcomes for several of these devices.