(19)

(11)

EP 1 379 174 A1

(12)

(43) Date of publication: 14.01.2004 Bulletin 2004/03 (21) Application number: 02722415.3 (22) Date of filing: 04.04.2002

(51) International Patent Classification (IPC)7: A61B 10/00 (86) International application number: PCT/GB2002/001604 (87) International publication number: WO 2002/080776 (17.10.2002 Gazette 2002/42)

(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: 05.04.2001 GB 0108554 (71) Applicant: Ashwood Timber & Plastics Ltd London E14 0LN (GB)	(72) Inventor: GEORGE, Samuel Surrey KT13 9SB (GB) (74) Representative: Cummings, Sean Patrick et al David Keltie AssociatesFleet Place House2 Fleet Place London EC4M 7ET London EC4M 7ET (GB)