Morphological sewing cuff assembly for heart valve

摘要

An embodiment includes a prosthetic heart valve comprising: a supraannular aortic valve body having a longitudinal axis and outlet and inlet ends; a leaflet in the valve body to allow blood flow from the inlet end to the outlet end; and a sewing cuff, surrounding the valve body, having upper and lower portions; wherein (a)(i) the first cuff includes extends below the inlet end but does not extend above the outlet end; (a)(ii) the lower portion slopes down and away from the long axis; (c) the lower portion includes scalloped portions; wherein the lower portion includes first and second voids separating the lower portion into at least first, second, and third portions that each rotate vertically independently of each other. Other embodiments are described herein.

主权项

1. A prosthetic heart valve comprising:
a valve body having a longitudinal axis and outlet and inlet ends; at least one leaflet within the valve body to intermittently seal the valve body and allow blood flow through the valve body from the inlet end to the outlet end; a sewing cuff, surrounding the valve body, having upper and lower portions; wherein (a) the cuff includes extends below the inlet end but does not extend above the outlet end; (b) the lower portion slopes down and away from the longitudinal axis; and (c) the lower portion includes scalloped portions.