Patent ID: 8784480

Claim:
A method for deploying an expandable prosthetic device in a patient, the method comprising: positioning an expandable prosthetic device in a crimped state over a plurality of struts of an expandable member in a collapsed configuration, the plurality of struts extending longitudinally in an open-frame configuration, the expandable member disposed on a distal end of an elongate shaft; advancing the shaft through a vasculature of a patient to position the prosthetic device at a deployment site; and rotating a screw mechanism to shorten the expandable member longitudinally, causing the plurality of struts to expand radially into an expanded configuration, and urging the prosthetic device into an expanded state and deploying the prosthetic device; wherein the expandable member comprises a cover at least partially covering the plurality of struts, the cover comprising at least one slit, and in the expanded configuration of the expandable member, the cover permitting blood flow through the expandable member in a first direction and restricting blood flow through the expandable member in a second direction opposite the first direction.