(19)

(11)

EP 1 324 710 A1

(12)

(43) Date of publication: 09.07.2003 Bulletin 2003/28 (21) Application number: 00968528.0 (22) Date of filing: 29.09.2000

(51) International Patent Classification (IPC)7: A61B 17/14 (86) International application number: PCT/US0026/993 (87) International publication number: WO 0202/8290 (11.04.2002 Gazette 2002/15)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (71) Applicant: Medtronic, Inc. Minneapolis, MN 55432 (US)	(72) Inventors: WALKER, Douglas, W. Ventura, CA 93001 (US) ORDAZ, Frank, M. Ventura, CA 93001 (US) OLSON, M., Terry Ventura, CA 93001 (US) (74) Representative: Hughes, Andrea Michelle et al Frank B. Dehn & Co.,European Patent Attorneys,179 Queen Victoria Street London EC4V 4EL London EC4V 4EL (GB)