(19)

(11)

EP 4 251 255 A1

(12)

(43) Date of publication: 04.10.2023 Bulletin 2023/40 (21) Application number: 21921585.2 (22) Date of filing: 22.07.2021

(51) International Patent Classification (IPC):  A61M 25/09(2006.01) A61M 25/01(2006.01) A61M 25/00(2006.01) (52) Cooperative Patent Classification (CPC): A61M 25/09; A61M 2025/09083; A61M 2025/09175 (86) International application number: PCT/US2021/042753 (87) International publication number: WO 2022/159139 (28.07.2022 Gazette 2022/30)

(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: 21.01.2021 US 202117154777 26.04.2021 US 202163180061 P 21.07.2021 US 202117382271 (71) Applicant: Scientia Vascular, Inc. West Valley City, UT 84119 (US)	(72) Inventors: LIPPERT, John A. Park City, Utah 84098 (US) SNYDER, Edward J. Park City, Utah 84098 (US) (74) Representative: Hepworth Browne  15 St. Pauls Street Leeds LS1 2JG Leeds LS1 2JG (GB)