(19)

(11)

EP 2 034 891 A1

(12)

(43) Date of publication: 18.03.2009 Bulletin 2009/12 (21) Application number: 07733219.5 (22) Date of filing: 14.06.2007

(51) International Patent Classification (IPC):  A61B 5/08(2006.01) (86) International application number: PCT/GB2007/002213 (87) International publication number: WO 2007/144626 (21.12.2007 Gazette 2007/51)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 15.06.2006 GB 0611890 (71) Applicant: MRA Medical Limited Moreton-in-Marsh Gloucestershire GL56 0LA (GB)	(72) Inventors: HANSEN, Rolf, Kahrs 5003 Bergen (NO) TVINNEREIM, Magne 5053 Bergen (NO) (74) Representative: Tyson, Robin Edward  J.A. Kemp & Co., 14 South Square, Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)