(19)

(11)

EP 1 998 856 A1

(12)

(43) Date of publication: 10.12.2008 Bulletin 2008/50 (21) Application number: 07712901.3 (22) Date of filing: 15.03.2007

(51) International Patent Classification (IPC):  A62B 35/04(2006.01) (86) International application number: PCT/GB2007/000909 (87) International publication number: WO 2007/110580 (04.10.2007 Gazette 2007/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 24.03.2006 GB 0605894 16.08.2006 GB 0616244 (71) Applicant: The Heightec Group Ltd Mintbridge Road Kendal LA9 6NH (GB)	(72) Inventor: EDMONDSON, Christopher Mark Lancaster LA2 7FD (GB)