(19)

(11)

EP 2 067 030 A2

(12)

(88) Date of publication A3: 19.06.2008 (43) Date of publication: 10.06.2009 Bulletin 2009/24 (21) Application number: 07861362.7 (22) Date of filing: 24.09.2007

(51) International Patent Classification (IPC):  G01N 31/22(2006.01) A61M 16/04(2006.01) (86) International application number: PCT/US2007/020616 (87) International publication number: WO 2008/039424 (03.04.2008 Gazette 2008/14)

(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: 25.09.2006 US 526393 25.09.2006 US 526369 25.09.2006 US 526834 25.09.2006 US 526417 (71) Applicant: Nellcor Puritan Bennett LLC Pleasanton, CA 94588 (US)	(72) Inventors: OSTROWSKI, Rafael Pittsburg CA 94565 (US) DEBRECZENY, Martin P. Danville CA 94526 (US) (74) Representative: Grubert, Andreas  King & Spalding 125 Old Broad Street London EC2N 1AR London EC2N 1AR (GB)