(19)

(11)

EP 4 401 634 A1

(12)

(43) Date of publication: 24.07.2024 Bulletin 2024/30 (21) Application number: 22801589.7 (22) Date of filing: 15.09.2022

(51) International Patent Classification (IPC):  A61B 5/145(2006.01) A61B 5/1473(2006.01) A61L 31/10(2006.01) A61K 9/00(2006.01) A61B 5/1459(2006.01) A61B 5/1486(2006.01) A61L 31/16(2006.01) A61M 31/00(2006.01) (52) Cooperative Patent Classification (CPC): A61B 5/14532; A61B 5/1451; A61B 5/14735; A61M 31/002 (86) International application number: PCT/US2022/043641 (87) International publication number: WO 2023/043908 (23.03.2023 Gazette 2023/12)

(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: 15.09.2021 US 202163244644 P 11.03.2022 US 202263318901 P (71) Applicant: Dexcom, Inc. San Diego, CA 92121 (US)

(72) Inventors: WANG, Shanger San Diego, California 92121 (US) AVULA, Mahender Nath San Diego, California 92121 (US) DRING, Chris San Diego, California 92121 (US) LEE, Ted Tang San Diego, California 92121 (US) LIU, Xiangyou San Diego, California 92121 (US) PARNELL, Shane Richard San Diego, California 92121 (US) ZOU, Jiong San Diego, California 92121 (US) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)