Percutaneous heart valve devices
a technology of heart valves and percutaneous injection, which is applied in the field of medical devices, can solve the problems of mechanical valves being susceptible to clot formation, long-term wear and tear of devices, and the device cannot be repositioned
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[0018] With reference to FIG. 15, shown is one embodiment of the present invention. The invention includes a frame such as a wire stent that has a lumen extending therethrough. Near one end of the stent is the valve assembly comprising some leaflets or cusps. A valve opening is generally located between the leaflets through which fluid flows. Although shown as a two leaflet valve, equally the invention can comprise, in any embodiment described herein, at least one leaflet such as two, three or four leaflets.
[0019] With respect to FIGS. 1A, 1B, and 1C, a frame is partially shown. The frame can comprise a stent 20. Choices of stent include a self expanding stent or a non-self expanding stent. In one embodiment of the present invention stent 20 is a self expanding stent such as the Gianturco stent available from Cook Inc. of Bloomington, Ind. as described in U.S. Pat. No. 4,580,568, the entire disclosure of which is expressly incorporated by reference herein. Such stent can be any len...
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