According to the American Heart Association, valvular heart disease affects about 2.5% of adults in the United States, and more than 100,000 patients undergo valve replacement surgery each year.

The Edwards Sapien valve consists of a balloon-expandable stent of stainless steel surrounded by a polyester fabric sealing cuff in which a trileaflet valve made from bovine pericardium is mounted.

In patients greater than age 65, more than 90% of aortic stenosis involves trileaflet valves which have developed heavy calcification. [5] In these instances the calcium deposits are thought to alter ...

LONDON, England—Treatment with the self-expanding Evolut PRO/R transcatheter heart valve (Medtronic) for severe symptomatic aortic stenosis significantly improves hemodynamics and effectively enlarges ...

A team of researchers from Carnegie Mellon University developed an advanced version of Freeform Reversible Embedding of Suspended Hydrogels (FRESH) technology, to 3D print collagen with unprecedented ...

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This single heart leaflet or cusp was used to replace or supplement a compromised natural leaflet. One, two or three leaflets could be surgically implanted. The leaflets were made of polypropylene ...