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Transcatheter Aortic Valves At The Five-Year Mark

Published data on transcatheter aortic valve implantation has reached the five-year mark and the outcomes suggest these devices may be as durable as many surgical valves, which is good news for this rapidly-growing market.

The emerging transcatheter aortic valve implantation (TAVI) device market is poised to become a future standard of care in patients deemed too high risk for open-heart surgery, with more than 50,000 implants performed to date in more than 40 countries, according to December 2012 estimates published in Cardiology in Review and positive recent clinical data. And, there are many exciting innovations and expanding patient indications to come, said Michael Mussallem, chairman and CEO of Edwards Lifesciences Corp., in his presentation at the 31st Annual JP Morgan (JPM) Healthcare Conference on January 7. Edwards, with the only TAVI device on the US market to date, recently reported positive five-year results with the first-in-human (FIH) implants of its first-generation transcatheter aortic valves, with researchers concluding that the devices are durable and may last as long as many surgical valves.

The feasibility data, published in December in the Journal of the American College of Cardiology (Toggweiler et al.), reported results at five years with 111 patients (mean age 83 years)...

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