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(11)

EP 4 048 155 A1

(12)

(43) Date of publication: 31.08.2022 Bulletin 2022/35 (21) Application number: 20807191.0 (22) Date of filing: 20.10.2020

(51) International Patent Classification (IPC):  A61B 7/00(2006.01) A61B 7/04(2006.01) (52) Cooperative Patent Classification (CPC): A61B 7/003; A61B 7/04 (86) International application number: PCT/US2020/056416 (87) International publication number: WO 2021/080939 (29.04.2021 Gazette 2021/17)

(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: 21.10.2019 US 201916659360 21.10.2019 US 201916659371 21.10.2019 US 201916659382 21.10.2019 US 201916659392 21.10.2019 US 201916659400 20.07.2020 US 202016933430 (71) Applicant: Sonavi Labs, Inc. Baltimore MD 21230 (US)

(72) Inventors: MCLANE, Ian Mitra Baltimore, Maryland 21224 (US) MCLANE, Daniel Perrine Bell Canyon, California 91307 (US) (74) Representative: Noble, Nicholas et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)