(19)

(11)

EP 1 003 437 A1

(12)

(43) Date of publication: 31.05.2000 Bulletin 2000/22 (21) Application number: 98904501.8 (22) Date of filing: 13.02.1998

(51) International Patent Classification (IPC)7: A61C 8/00, A61F 2/28, A61L 27/00 (86) International application number: PCT/SE9800/265 (87) International publication number: WO 9835/628 (20.08.1998 Gazette 1998/33)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 14.02.1997 SE 9700514 (71) Applicant: Migrata U.K. Ltd. 1077 XX Amsterdam (NL)	(72) Inventor: RENVERT, Stefan S-291 43 Kristianstad (SE) (74) Representative: Berglund, Gustav Arthur  AWAPATENT AB,Berga Allé 1 254 52 Helsingborg 254 52 Helsingborg (SE)