(19)

(11)

EP 2 344 232 A2

(12)

(43) Date of publication: 20.07.2011 Bulletin 2011/29 (21) Application number: 09784551.5 (22) Date of filing: 19.03.2009

(51) International Patent Classification (IPC):  A61M 31/00(2006.01) A61B 19/00(2006.01) A61B 17/00(2006.01) A61M 25/00(2006.01) A61M 25/09(2006.01) A61B 17/34(2006.01) (86) International application number: PCT/GB2009/000737 (87) International publication number: WO 2010/040970 (15.04.2010 Gazette 2010/15)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 08.10.2008 WO PCT/GB2008/003392 (71) Applicant: Renishaw (Ireland) Limited Swords (IE)	(72) Inventors: DERRICK, Hugo, George Gloucestershire GL12 8JR (GB) STRATTON, Mathew, David, Frederic Gloucestershire GL12 8JR (GB) HEIJDEN, Eleanor, Van Der Gloucestershire GL12 8JR (GB) (74) Representative: Matthews, Paul et al Renishaw plc New Mills GB-Wotton-under-Edge, Glos. GL12 8JR GB-Wotton-under-Edge, Glos. GL12 8JR (GB)