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(11)

EP 4 522 253 A1

(12)

(43) Date of publication: 19.03.2025 Bulletin 2025/12 (21) Application number: 23804438.2 (22) Date of filing: 08.05.2023

(51) International Patent Classification (IPC):  A61M 25/00(2006.01) A61L 29/14(2006.01) A61L 29/08(2006.01) (52) Cooperative Patent Classification (CPC): A61L 29/14; A61L 2400/10; A61L 29/085; A61L 29/041; A61L 29/00; A61M 25/005; A61M 2025/0004; A61M 2025/0046   C-Sets: A61L 29/041, C08L 27/18; (86) International application number: PCT/US2023/066747 (87) International publication number: WO 2023/220571 (16.11.2023 Gazette 2023/46)

(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: KH MA MD TN (30) Priority: 10.05.2022 US 202263340276 P 12.12.2022 US 202218064843 (71) Applicant: Piraeus Medical, Inc. Rochester, MN 55902 (US)	(72) Inventor: HUTAR, Jared Rochester, MN 55902 (US) (74) Representative: WBH Wachenhausen Patentanwälte PartG mbB  Müllerstraße 40 80469 München 80469 München (DE)