(19)

(11)

EP 1 773 201 A1

(12)

(43) Date of publication: 18.04.2007 Bulletin 2007/16 (21) Application number: 05759919.3 (22) Date of filing: 11.07.2005

(51) International Patent Classification (IPC):  A61B 8/00(2006.01) (86) International application number: PCT/IB2005/052295 (87) International publication number: WO 2006/013481 (09.02.2006 Gazette 2006/06)

(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 NL PL PT RO SE SI SK TR (30) Priority: 26.07.2004 US 591072 P (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventor: HALL, Christopher F-75008 PARIS (FR) (74) Representative: Schouten, Marcus Maria  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)