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EP 3 813 647 A1

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(43) Date of publication: 05.05.2021 Bulletin 2021/18 (21) Application number: 19825339.5 (22) Date of filing: 26.06.2019

(51) International Patent Classification (IPC):  A61B 5/00(2006.01) A61N 1/00(2006.01) A61N 1/08(2006.01) A61N 1/32(2006.01) A61B 5/02(2006.01) A61N 1/02(2006.01) A61N 1/18(2006.01) A61N 1/36(2006.01) (86) International application number: PCT/US2019/039193 (87) International publication number: WO 2020/006048 (02.01.2020 Gazette 2020/01)

(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: 27.06.2018 US 201816020876 (71) Applicant: Cala Health, Inc. Burlingame, CA 94010 (US)

(72) Inventors: ROSENBLUTH, Kathryn, H. Burlingame, California 94010 (US) DELP, Scott, Lee Stanford, California 94305 (US) PADERI, John San Francisco, California 94121 (US) RAJASEKHAR, Vijaykumar Cupertino, California 95014 (US) ALTMAN, Tahel Menlo Park, California 94025 (US) HAMNER, Samuel, Richard Burlingame, California 94010 (US) ROSS, Erika, Kristine Burlingame, California 94010 (US) (74) Representative: J A Kemp LLP  14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)