(19)

(11)

EP 3 941 563 A1

(12)

(43) Date of publication: 26.01.2022 Bulletin 2022/04 (21) Application number: 20776826.8 (22) Date of filing: 20.03.2020

(51) International Patent Classification (IPC):  A61M 39/26(2006.01) A61M 39/16(2006.01) A61M 39/02(2006.01) A61M 39/22(2006.01) (52) Cooperative Patent Classification (CPC): A61M 39/16; A61M 2205/273; A61M 2039/1061; A61M 2039/1022; A61M 2039/263 (86) International application number: PCT/US2020/023950 (87) International publication number: WO 2020/198042 (01.10.2020 Gazette 2020/40)

(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: 22.03.2019 US 201962822658 P 04.10.2019 US 201962911059 P (71) Applicant: Puracath Medical, Inc. San Francisco, CA 94107 (US)

(72) Inventors: RASOOLY, Julia, A. San Francisco, CA 94107 (US) MOSLER, Theodore, J. San Francisco, CA 94107 (US) FENTRESS, James San Francisco, CA 94107 (US) RANALLETTA, Joseph, Vincent San Francisco, CA 94107 (US) ZIGNEGO, Jay, Colton San Francisco, CA 94107 (US) FOURKAS, Michael, G. San Francisco, CA 94107 (US) TAKAMI, Eri, Ashley San Francisco, CA 94107 (US) (74) Representative: AWA Sweden AB  P.O. Box 5117 200 71 Malmö 200 71 Malmö (SE)