(19)

(11)

EP 1 983 894 A2

(12)

(88) Date of publication A3: 01.11.2007 (43) Date of publication: 29.10.2008 Bulletin 2008/44 (21) Application number: 07713146.4 (22) Date of filing: 02.02.2007

(51) International Patent Classification (IPC):  A61B 5/0402(2006.01) A61B 5/024(2006.01) (86) International application number: PCT/IB2007/050355 (87) International publication number: WO 2007/091199 (16.08.2007 Gazette 2007/33)

(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: 09.02.2006 US 771721 P (71) Applicant: Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL)	(72) Inventors: OUWERKERK, Martin NL-5621 BA Eindhoven (NL) PASVEER, Frank NL-5621 BA Eindhoven (NL) WESTERINK, Joyce NL-5621 BA Eindhoven (NL) OVERBEEK, Therese NL-5621 BA Eindhoven (NL) (74) Representative: Schouten, Marcus Maria  Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven 5600 AE Eindhoven (NL)