(19)

(11)

EP 4 531 933 A1

(12)

(43) Date of publication: 09.04.2025 Bulletin 2025/15 (21) Application number: 23729849.2 (22) Date of filing: 16.05.2023

(51) International Patent Classification (IPC):  A61L 2/22(2006.01) A61L 2/07(2006.01) (52) Cooperative Patent Classification (CPC): A61L 2/22; A61L 2202/25; A61L 2/07 (86) International application number: PCT/IB2023/055011 (87) International publication number: WO 2023/228007 (30.11.2023 Gazette 2023/48)

(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: 26.05.2022 IT 202200011099 (71) Applicant: DISITEK S.R.L. 39100 Bolzano (BZ) (IT)	(72) Inventor: FERRIGATO, Roberto 39100 Bolzano (BZ) (IT) (74) Representative: Ziliotto, Tiziano  Studio Ziliotto Contrada Porta Santa Lucia, 48 36100 Vicenza 36100 Vicenza (IT)