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EP 4 823 422 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24829080.1 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  A61B 3/00(2006.01) G02B 1/00(2006.01) G02B 21/02(2006.01) F21V 8/00(2006.01) A61B 3/12(2006.01) G02B 21/00(2006.01) G02B 21/08(2006.01) (52) Cooperative Patent Classification (CPC): A61B 3/0008; A61B 3/12; G02B 21/0012; G02B 21/082; G02B 21/084 (86) International application number: PCT/EP2024/085974 (87) International publication number: WO 2025/125462 (19.06.2025 Gazette 2025/25)

(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 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: 12.12.2023 EP 23216068 (71) Applicants: LEICA INSTRUMENTS (SINGAPORE) PTE. LTD. Singapore 618299 (SG) Leica Microsystems CMS GmbH 35578 Wetzlar (DE) AL	(72) Inventors: ZENG, Zhengdong Singapore 618299 (SG) SCHUTZ, Marco Singapore 618299 (SG) LECK, Kheng Swee Singapore 618299 (SG) KOK, Alvin Singapore 618299 (SG) (74) Representative: 2SPL Patentanwälte PartG mbB  Landaubogen 3a 81373 München 81373 München (DE)