(19)

(11)

EP 1 503 708 A2

(12)

(88) Date of publication A3: 18.03.2004 (43) Date of publication: 09.02.2005 Bulletin 2005/06 (21) Application number: 03740693.1 (22) Date of filing: 15.05.2003

(51) International Patent Classification (IPC)7: A61F 11/00 (86) International application number: PCT/GB2003/002097 (87) International publication number: WO 2003/098966 (27.11.2003 Gazette 2003/48)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 15.05.2002 GB 0211053 (71) Applicants: Hodges, David Michael Surrey SM1 3QT (GB) Samiullah, Lewis CarshaltonSurrey SM5 2AR (GB)	(72) Inventors: Hodges, David Michael Surrey SM1 3QT (GB) Samiullah, Lewis CarshaltonSurrey SM5 2AR (GB) (74) Representative: Lucas, Brian Ronald  Lucas & Co.135 Westhall Road Warlingham,Surrey CR6 9HJ Warlingham,Surrey CR6 9HJ (GB)