Prosthetic valve sinus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 23, 2002
Grant Date -
N/A
app pub date -
Mar 27, 2000
filing date -
Jul 18, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The combination of a prosthetic valve and a sinus. The valve has a plurality of flexible leaflets for opening and closing the valve, each leaflet having an edge region attached to a frame of the valve and further having a free edge. The sinus has a plurality of lobes symmetrically disposed around the periphery of the sinus, and a conduit located downstream of said lobes in the direction of blood flow through the sinus. The sinus is such that the valve may be located therein with said attached edges of any one of the leaflets extending in coincidence with an upstream edge region of a respective lobe, wherein in axial section taken centrally through a lobe.
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