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EP 3 930 591 A1

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(43) Date of publication: 05.01.2022 Bulletin 2022/01 (21) Application number: 20762900.7 (22) Date of filing: 28.02.2020

(51) International Patent Classification (IPC):  A61B 17/12(2006.01) A61K 9/70(2006.01) A61M 25/10(2013.01) A61B 17/08(2006.01) A61M 25/01(2006.01) A61M 29/02(2006.01) (52) Cooperative Patent Classification (CPC): A61B 17/12177; A61B 17/12136; A61B 17/1204; A61B 17/12172; A61B 2017/12004; A61B 2017/00115; A61B 2017/1205; A61M 2025/1052; A61B 17/12168; A61M 25/0074; A61B 17/12109; A61B 2090/0807; A61B 2090/061; A61B 2090/036; A61B 2090/065 (86) International application number: PCT/US2020/020531 (87) International publication number: WO 2020/176899 (03.09.2020 Gazette 2020/36)

(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: 28.02.2019 US 201916289485 (71) Applicants: Microvention, Inc. Aliso Viejo, California 92656 (US) University Of Virginia Patent Foundation Charlottesville, VA 22903 (US) UNITED STATES OF AMERICA as represented by THE SECRETARY OF THE NAVY Silver Spring, MD 20910 (US)

(72) Inventors: GREENE, JR., George R. Costa Mesa, California 92626 (US) SEPETKA, Ivan Los Altos, California 94024 (US) LEI, Cathy Chino Hills, California 91709 (US) NGUYEN, Rupal Costa Mesa, California 92626 (US) BRADLEY, Matthew J. Silver Spring, Maryland 20910 (US) AHLERS, Stephen T. Silver Spring, Maryland 20910 (US) GOFORTH, Carl W. Silver Spring, Maryland 20910 (US) STONE, James R. Charlottesville, Virginia 22903 (US) (74) Representative: Birkeland, Morten  IPTector Consulting Aps Diplomvej 377, 222 2800 Kgs. Lyngby 2800 Kgs. Lyngby (DK)