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(11)

EP 2 538 901 A1

(12)

(43) Date of publication: 02.01.2013 Bulletin 2013/01 (21) Application number: 11706551.6 (22) Date of filing: 28.02.2011

(51) International Patent Classification (IPC):  A61F 13/00(2006.01) A61F 13/15(2006.01) A61F 13/02(2006.01) (86) International application number: PCT/EP2011/052948 (87) International publication number: WO 2011/104388 (01.09.2011 Gazette 2011/35)

(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: 26.02.2010 WO PCT/EP2010/052508 (71) Applicant: Vir I Kinda AB 59046 Rimforsa (SE)	(72) Inventor: ROVANIEMI, Rolf S-590 46 Rimforsa (SE) (74) Representative: WSL Patentanwälte Partnerschaftsgesellschaft  Kaiser-Friedrich-Ring 98 65185 Wiesbaden 65185 Wiesbaden (DE)