Patent ID: 9326850
Filing Date: 2016-05-03
CPC Classification: A61F

Claim Text:
1. A prosthetic device for use in an anatomical orifice or lumen of a patient, the device comprising: a first stent structure constructed from a plurality of struts having free ends and configured to form a plurality of cells defining an interior region, a collar encircling the first stent structure attached to the free ends of the plurality of struts and having a throughbore, the collar including an engagement member receiving structure; a valve support structure comprising a second stent structure having a base at an end thereof and adapted to be secured to the collar within the interior region of the first stent structure, the valve support structure including an engagement member provided on the base; wherein the engagement member receiving structure comprises a longitudinal first groove in communication with a circumferential second groove adapted to receive the engagement member, and the engagement member comprises at least one radially projecting tab adapted to fit within the first and second grooves; and a valve structure coupled to the valve support structure, wherein the first stent structure includes a longitudinal axis through the interior region, the valve support structure configured to be received through the throughbore of the collar and within the interior region along the longitudinal axis with the collar juxtaposing the base, whereby the at least one tab is received within the first groove which is arranged parallel to the longitudinal axis, and whereby the valve support structure is configured to be rotated around the longitudinal axis such that the at least one tab travels along the second groove in a circumferential direction relative to the longitudinal axis.