Title:
REMOVABLE VENA CAVA FILTER
Document Type and Number:
WIPO Patent Application WO2004071343
Kind Code:
A3
Abstract:
A removable filter for capturing thrombi in a blood vessel. The filter comprises a plurality of primary struts (12) having first ends connected to each other to define a central axis of the filter. Each primary strut has a curved member (13, 15) extending from the central axis and terminates at an anchoring hook (18) to engage the blood vessel at a first axial plane. The filter further comprises a plurality of secondary struts (14) connected to the curved members of the primary struts and extending therefrom to a free end at a second axial plane to centralize the filter in the blood vessel.
Inventors:
OSBORNE THOMAS A
Application Number:
PCT/US2004/003841
Publication Date:
September 30, 2004
Filing Date:
February 11, 2004
Export Citation:
Assignee:
COOK INC (US)
International Classes:
A61F2/01; (IPC1-7): A61F2/01
Foreign References:
| US5669933A | 1997-09-23 | |||
| US20010000799A1 | 2001-05-03 | |||
| US5984947A | 1999-11-16 |
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