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Closure device for left atrial appendage

  • US 20090099596A1
  • Filed: 05/09/2008
  • Published: 04/16/2009
  • Est. Priority Date: 05/31/2007
  • Status: Abandoned Application
First Claim
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1. A device for closing the left atrial appendage of a patient comprising a retention member composed of a shape memory material and a mesh material supported by the retention member, the retention member having a first elongated configuration for delivery and a second expanded configuration for placement within the left atrial appendage, the mesh configured to block blood clot migration from the appendage, in the second configuration the retention member moving toward a shape memory position, the retention member having at least one appendage wall engagement members to secure the retention member to the appendage.

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