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(11)

EP 4 284 481 A1

(12)

(43) Date of publication: 06.12.2023 Bulletin 2023/49 (21) Application number: 22746350.2 (22) Date of filing: 27.01.2022

(51) International Patent Classification (IPC):  A61M 25/10(2013.01) A61B 17/12(2006.01) (52) Cooperative Patent Classification (CPC): A61M 5/158; A61M 25/0017; A61M 25/0084; A61M 25/04; A61M 25/10; A61M 27/00; A61M 2025/0096 (86) International application number: PCT/SE2022/050080 (87) International publication number: WO 2022/164369 (04.08.2022 Gazette 2022/31)

(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: 28.01.2021 SE 2150095 28.01.2021 US 202117160728 (71) Applicant: Prostalund AB 223 63 Lund (SE)	(72) Inventors: SCHELIN, Sonny 395 95 ROCKNEBY (SE) ISRAELSSON, Anette 226 47 LUND (SE) WENNERHOLM, Johan 234 42 LOMMA (SE) FALK, Thomas 245 42 STAFFANSTORP (SE) (74) Representative: AWA Sweden AB  Box 5117 200 71 Malmö 200 71 Malmö (SE)