(19)

(11)

EP 1 368 076 A2

(12)

(88) Date of publication A3: 05.12.2002 (43) Date of publication: 10.12.2003 Bulletin 2003/50 (21) Application number: 02711030.3 (22) Date of filing: 08.02.2002

(51) International Patent Classification (IPC)7: A61M 5/00 (86) International application number: PCT/GB0200/543 (87) International publication number: WO 0206/3989 (22.08.2002 Gazette 2002/34)

(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: 12.02.2001 GB 0103375 (71) Applicant: Dubois Limited Corby,Northants NN17 5AE (GB)	(72) Inventors: FARRAR, Peter Anthony MenstonLeeds LS29 6EX (GB) LEWIS, Huw WisbechCambridgeshire PE13 3RR (GB) (74) Representative: Clayton-Hathway, Anthony  Fry Heath & Spence LLPThe GablesMassetts Road Horley, Surrey RH6 7DQ Horley, Surrey RH6 7DQ (GB)