(19)

(11)

EP 4 415 611 A1

(12)

(43) Date of publication: 21.08.2024 Bulletin 2024/34 (21) Application number: 22800400.8 (22) Date of filing: 29.09.2022

(51) International Patent Classification (IPC):  A61B 5/024(2006.01) A61B 5/00(2006.01) A61B 5/11(2006.01) (52) Cooperative Patent Classification (CPC): A61B 5/02416; A61B 5/02438; A61B 5/7264; A61B 5/1114; A61B 5/721; A61B 5/0022; A61B 5/6826 (86) International application number: PCT/US2022/045239 (87) International publication number: WO 2023/064114 (20.04.2023 Gazette 2023/16)

(84) Designated Contracting States: AL 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 RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 12.10.2021 US 202163254849 P 28.09.2022 US 202217954564 (71) Applicant: Oura Health Oy 90590 Oulu (FI)	(72) Inventors: ZHANG, Xi 90590 Oulu (FI) LI, Ronny 90590 Oulu (FI) RANTANEN, Antti Aleksi 90590 Oulu (FI) VALLIUS, Tero Juhani 90590 Oulu (FI) JÄRVELÄ, Jussi Petteri 90590 Oulu (FI) PHO, Gerald 90590 Oulu (FI) (74) Representative: J A Kemp LLP  80 Turnmill Street London EC1M 5QU London EC1M 5QU (GB)