(19)

(11)

EP 1 620 045 A2

(12)

(43) Date of publication: 01.02.2006 Bulletin 2006/05 (21) Application number: 03749741.9 (22) Date of filing: 16.09.2003

(51) International Patent Classification (IPC):  A61F 2/44(1985.01) (86) International application number: PCT/US2003/029278 (87) International publication number: WO 2004/026189 (01.04.2004 Gazette 2004/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (30) Priority: 18.09.2002 US 245955 (71) Applicant: SDGI Holdings, Inc. Wilmington, DE 19801 (US)	(72) Inventors: TRIEU, Hai, H. Cordova, TN 38018 (US) SHERMAN, Michael, C. Memphis, TN 38120 (US) (74) Representative: Hughes, Andrea Michelle  Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street London EC4V 4EL London EC4V 4EL (GB)