Dara D Chin

US Patent:

20090076541, Mar 19, 2009

Filed:

Sep 13, 2007

Appl. No.:

11/900838

Inventors:

Dara Chin - Saint Paul MN, US
Michael P. Corcoran - Woodbury MN, US
Joseph A. Marino - Apple Valley MN, US

Assignee:

Cardia, Inc. - Eagan MN

International Classification:

A61B 17/08

US Classification:

606215

Abstract:

The present invention is an occlusion device having a centering arm network that self-centers across a defect and can be retrieved and redeployed in situ. A self centering system allows the center of the occlusion device to remain properly positioned within the defect, which increases the effectiveness of the occlusion device. The self centering system is comprised of a plurality of centering arms which define a flexible intermediate zone. In addition, the occlusion device of the present invention has a plurality of right arms connected to the plurality of centering arms which make it possible to retrieve and redeploy the occlusion device in situ.