(19)

(11)

EP 4 577 141 A1

(12)

(43) Date of publication: 02.07.2025 Bulletin 2025/27 (21) Application number: 23762388.9 (22) Date of filing: 25.08.2023

(51) International Patent Classification (IPC):  A61B 34/20(2016.01) (52) Cooperative Patent Classification (CPC): A61B 90/37; A61B 34/20; A61B 2034/2055; A61B 2034/2051; A61B 2034/2065; A61B 2018/0293; A61B 18/0218 (86) International application number: PCT/EP2023/073379 (87) International publication number: WO 2024/042216 (29.02.2024 Gazette 2024/09)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 26.08.2022 GB 202212456 (71) Applicants: Norwegian University of Science and Technology (NTNU) 7491 Trondheim (NO) St. Olavs Hospital, Trondheim University Hospital 7006 Torgarden (NO)

(72) Inventor: BRATBAK, Daniel Fossum 7023 Trondheim (NO) (74) Representative: Dehns  10 Old Bailey London EC4M 7NG London EC4M 7NG (GB)