Patent ID: 8652204
Filing Date: 2014-02-18
Classification: A61F

Abstract:
1. A prosthetic valve, comprising: an expandable stent including an inner lumen and having a first and a second end; a plurality of support arms each having a first end and a second end, the first ends of the support arms being connected to the first end of the expandable stent, the second ends of the support arms comprising a loop; and a unitary circular spring configured about a longitudinal axis of the expandable stent attached to the second ends of the support arms, wherein the unitary circular spring is rotatable about the longitudinal axis of the expandable stent through the loops of the support arms; wherein the expandable stent and the spring can expand radially to a desired diametric configuration in order to anchor the prosthetic valve at an implantation position in a body lumen.