(19)

(11)

EP 4 816 013 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24812747.4 (22) Date of filing: 21.11.2024

(51) International Patent Classification (IPC):  A61M 1/16(2006.01) (52) Cooperative Patent Classification (CPC): A61M 1/1656; A61M 2205/3327; A61M 2205/33; A61M 1/1603 (86) International application number: PCT/EP2024/083054 (87) International publication number: WO 2025/114121 (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: 28.11.2023 SE 2351360 (71) Applicant: Gambro Lundia AB 226 43 Lund (SE)	(72) Inventors: HERTZ, Thomas 227 36 Lund (SE) JANSSON, Olof 235 38 Vellinge (SE) BORGQVIST, Per-Olof 223 58 Lund (SE) FORS, Jonas 215 65 Malmö (SE) PETTERSSON, Michael 216 19 Malmö (SE) (74) Representative: Sweden SHS IP Office  Gambro Lundia AB P.O. Box 10101 220 10 Lund 220 10 Lund (SE)