(19)

(11)

EP 4 739 264 A1

(12)

(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24739528.8 (22) Date of filing: 03.07.2024

(51) International Patent Classification (IPC):  A61F 13/05(2024.01) A61F 13/01(2024.01) A61F 13/00(2024.01) (52) Cooperative Patent Classification (CPC): A61F 13/05; A61F 2013/00182; A61F 2013/00348; A61F 2013/00536; A61F 13/01029; A61F 13/01038 (86) International application number: PCT/EP2024/068768 (87) International publication number: WO 2025/008418 (09.01.2025 Gazette 2025/02)

(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: 05.07.2023 EP 23386055 (71) Applicant: T.J.Smith and Nephew,Limited Hull HU3 2BN (GB)

(72) Inventors: ASPIOTI, Maria Cambridge CB5 8AX (GB) BROWNHILL, Varuni, Rachindra Hull HU3 2BN (GB) HAY, Cameron, George Withernsea HU19 2QH (GB) HUNT, Allan, Kenneth, Frazer, Grugeon Hull HU3 2BN (GB) MORTIMER, Samuel, John Hull HU3 2BN (GB) PARRY, Luke, Michael Hull HU3 2BN (GB) RAWSON, Neill, John Hull HU3 2BN (GB) WEEDON, Hannah, Bailey Hull HU3 2BN (GB) (74) Representative: Appleyard Lees IP LLP  G Mill Dean Clough Industrial Park Halifax HX3 5AH Halifax HX3 5AH (GB)