(19)

(11)

EP 2 568 941 A1

(12)

(43) Date of publication: 20.03.2013 Bulletin 2013/12 (21) Application number: 11707207.4 (22) Date of filing: 18.02.2011

(51) International Patent Classification (IPC):  A61F 13/494(2006.01) A61F 13/66(2006.01) A61F 13/64(2006.01) (86) International application number: PCT/GB2011/000226 (87) International publication number: WO 2011/101639 (25.08.2011 Gazette 2011/34)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 22.02.2010 GB 201002934 (71) Applicants: Brunton, Janette Motherwell, ML1 5RD (GB) Mctavish, May Newarthill, Motherwell ML1 5AR (GB)	(72) Inventors: Brunton, Janette Motherwell, ML1 5RD (GB) Mctavish, May Newarthill, Motherwell ML1 5AR (GB) (74) Representative: Shanks, Andrew  Marks & Clerk LLP Aurora 120 Bothwell Street Glasgow G2 7JS Glasgow G2 7JS (GB)