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(11)

EP 4 770 585 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24769439.1 (22) Date of filing: 02.09.2024

(51) International Patent Classification (IPC):  A61F 5/44(2006.01) A61F 5/441(2006.01) A61F 5/445(2006.01) A61F 5/443(2006.01) (52) Cooperative Patent Classification (CPC): A61F 5/445; A61F 5/4404; A61F 5/441; A61F 5/4405; A61F 5/443 (86) International application number: PCT/GB2024/052277 (87) International publication number: WO 2025/046248 (06.03.2025 Gazette 2025/10)

(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: 01.09.2023 GB 202313383 (71) Applicant: Salts Healthcare Limited Birmingham, West Midlands B7 4AA (GB)	(72) Inventors: SMITH, Lee Birmingham, West Midlands B7 4AA (GB) HOWARD, Lee Birmingham, West Midlands B7 4AA (GB) (74) Representative: Forresters IP LLP  Skygarden Erika-Mann-Straße 11 80636 München 80636 München (DE)