(19)

(11)

EP 1 333 788 A1

(12)

(43) Date of publication: 13.08.2003 Bulletin 2003/33 (21) Application number: 01980764.3 (22) Date of filing: 12.11.2001

(51) International Patent Classification (IPC)7: A61F 13/02 (86) International application number: PCT/GB0104/983 (87) International publication number: WO 0203/8097 (16.05.2002 Gazette 2002/20)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 13.11.2000 GB 0027674 (71) Applicant: Johnson & Johnson Medical Ltd. Edinburgh EH2 4NH (GB)	(72) Inventors: ADDISON, Deborah Near Clapham,Lancaster LA2 8HB (GB) SILCOCK, Derek Walter Skipton BD23 1QP (GB) (74) Representative: James, Anthony Christopher W.P. et al Carpmaels & Ransford43 Bloomsbury Square London WC1A 2RA London WC1A 2RA (GB)