(19)

(11)

EP 4 312 910 A1

(12)

(43) Date of publication: 07.02.2024 Bulletin 2024/06 (21) Application number: 22718155.9 (22) Date of filing: 24.03.2022

(51) International Patent Classification (IPC):  A61F 5/455(2006.01) A61F 13/26(2006.01) A61F 6/18(2006.01) (52) Cooperative Patent Classification (CPC): A61F 5/4553; A61F 13/26; A61F 13/266; A61F 6/18; A61F 13/20 (86) International application number: PCT/EP2022/057806 (87) International publication number: WO 2022/200518 (29.09.2022 Gazette 2022/39)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 24.03.2021 SE 2150348 (71) Applicant: Invent Medic Sweden AB 223 81 Lund (SE)	(72) Inventors: STHENGEL, Elisabeth 254 38 Helsingborg (SE) ANDERSEN, Line 0570 Olso (NO) (74) Representative: KIPA AB  Drottninggatan 11 252 21 Helsingborg 252 21 Helsingborg (SE)