(19)

(11)

EP 1 023 092 A1

(12)

(43) Date of publication: 02.08.2000 Bulletin 2000/31 (21) Application number: 98946586.9 (22) Date of filing: 08.10.1998

(51) International Patent Classification (IPC)7: A61L 31/00, A61L 29/00, A61L 25/00, B32B 25/04, B32B 25/08 (86) International application number: PCT/GB9803/019 (87) International publication number: WO 9919/006 (22.04.1999 Gazette 1999/16)

(84) Designated Contracting States: GB (30) Priority: 13.10.1997 GB 9721679 (71) Applicant: LRC PRODUCTS LIMITED London, E4 8QA (GB)	(72) Inventors: BRIGNOL, Céline Ely,Cambridgeshire CB6 1DT (GB) GIDNEY, Kevin Bury St. Edmunds,Suffolk IP30 9JX (GB) (74) Representative: Wain, Christopher Paul et al A.A. Thornton & Co.235 High Holborn London WC1V 7LE London WC1V 7LE (GB)