Patent ID: RE42758

Claim:
An occlusive apparatus for treatment of a body vessel, the vessel having a dome portion and a neck opening into the vessel, the apparatus comprising: a plurality of strut members centrally connected together and having separate unconnected free ends that are , said plurality of strut members including a stem, and said plurality of strut members being adapted to be deployed within the vessel and that to extend radially and curvilinearly from a collapsed configuration to an expanded configuration to cross the neck of the vessel, dividing the neck into smaller openings , wherein said plurality of strut members are connected together at a central hub, and extend from the central hub from said first collapsed configuration to said expanded configuration, and wherein said strut members are arrayed in a spiral configuration extending from said central hub; and mounting means for detachably mounting the plurality of strut members to a placement catheter shaft and for detaching the plurality of strut members from the placement catheter shaft for deployment within the vessel to be treated, wherein said mounting means comprises a collar of shape memory material and said placement catheter shaft comprises a pusher member, and wherein said collar is disposed on one of the stem of the strut members and the pusher member and detachably connects the stem of the strut members with the pusher member .