(19)

(11)

EP 4 262 608 A1

(12)

(43) Date of publication: 25.10.2023 Bulletin 2023/43 (21) Application number: 21851775.3 (22) Date of filing: 14.12.2021

(51) International Patent Classification (IPC):  A61B 34/20(2016.01) (52) Cooperative Patent Classification (CPC): A61B 2034/2051; A61B 2034/2072; A61B 34/20 (86) International application number: PCT/US2021/072904 (87) International publication number: WO 2022/133435 (23.06.2022 Gazette 2022/25)

(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: 16.12.2020 US 202063126061 P 16.11.2021 US 202117455163 (71) Applicant: Medtronic Navigation, Inc. Louisville CO 80027 (US)	(72) Inventors: JACOBSEN, Bradley W. Louisville, Colorado 80027 (US) WALD, Andrew J. Louisville, Colorado 80027 (US) (74) Representative: Viering, Jentschura & Partner mbB Patent- und Rechtsanwälte  Am Brauhaus 8 01099 Dresden 01099 Dresden (DE)