(19)

(11)

EP 4 815 857 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24820449.7 (22) Date of filing: 28.11.2024

(51) International Patent Classification (IPC):  A61B 17/34(2006.01) A61B 90/50(2016.01) A61B 34/30(2016.01) A61B 90/11(2016.01) (52) Cooperative Patent Classification (CPC): A61B 34/30; A61B 90/50; A61B 17/3403; A61B 2017/3405; A61B 2034/302; A61B 2017/3409; A61B 90/11 (86) International application number: PCT/GB2024/052982 (87) International publication number: WO 2025/114704 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 30.11.2023 GB 202318355 (71) Applicant: UCL Ventures Limited London WC1E 6BT (GB)	(72) Inventors: STILLI, Agostino London Gower Street London WC1E 6BT (GB) LIANG, Ziting London Gower Street London WC1E 6BT (GB) STOYANOV, Danail London Gower Street London WC1E 6BT (GB) (74) Representative: Appleyard Lees IP LLP  G Mill Dean Clough Industrial Park Halifax HX3 5AH Halifax HX3 5AH (GB)