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EP 4 178 470 A1

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(43) Date of publication: 17.05.2023 Bulletin 2023/20 (21) Application number: 21842968.6 (22) Date of filing: 13.07.2021

(51) International Patent Classification (IPC):  A61B 17/28(2006.01) A61B 17/00(2006.01) A61B 17/29(2006.01) (52) Cooperative Patent Classification (CPC): A61B 17/062; A61B 2017/2929; A61B 2017/00327; A61B 2017/00314; A61B 2017/291; A61B 17/2909; A61B 2017/00017; A61B 2017/00424; A61B 2017/00442; A61B 2090/067; A61B 2017/00407; A61B 2017/003; A61B 2017/00438 (86) International application number: PCT/US2021/041365 (87) International publication number: WO 2022/015686 (20.01.2022 Gazette 2022/03)

(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: 13.07.2020 US 202016926928 (71) Applicant: Flexdex, Inc. Brighton, MI 48116 (US)

(72) Inventors: SHARMA, Deepak Ann Arbor, MI 48105 (US) BOWLES, Gregory, Brian Fenton, MI 48430 (US) LICHT, James, Michael Boyne Falls, MI 49713 (US) ZIMMERMAN, Zachary Northville, MI 48167 (US) AWTAR, Shorya Ann Arbor, MI 48103 (US) GEIGER, James, Duncan Ottawa Hills, OH 43615 (US) (74) Representative: Michalski Hüttermann & Partner Patentanwälte mbB  Kaistraße 16A 40221 Düsseldorf 40221 Düsseldorf (DE)