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(11)

EP 4 157 383 A1

(12)

(43) Date of publication: 05.04.2023 Bulletin 2023/14 (21) Application number: 21812802.3 (22) Date of filing: 25.05.2021

(51) International Patent Classification (IPC):  A61L 33/14(2006.01) A61L 29/16(2006.01) A61L 33/04(2006.01) A61L 27/54(2006.01) A61L 31/16(2006.01) (52) Cooperative Patent Classification (CPC): A61L 29/16; A61L 27/54; A61L 31/16; A61L 31/146; A61L 31/10; A61L 29/146; A61L 29/085; A61L 2430/20; A61L 27/56; A61L 27/34; A61L 2300/42; A61L 2300/416; A61L 2300/61   C-Sets: A61L 29/085, C08L 71/02; A61L 27/34, C08L 67/04; A61L 31/10, C08L 33/10; A61L 31/10, C08L 67/04; A61L 29/085, C08L 29/04; A61L 29/085, C08L 39/06; (86) International application number: PCT/US2021/034108 (87) International publication number: WO 2021/242783 (02.12.2021 Gazette 2021/48)

(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 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: 26.05.2020 US 202063030203 P 13.04.2021 US 202163174496 P (71) Applicant: Elixir Medical Corporation Milpitas, CA 95035 (US)	(72) Inventors: YAN, John Milpitas, California 95035 (US) ZHENG, Xiaoxia Milpitas, California 95035 (US) BHAT, Vinayak D. Milpitas, California 95035 (US) SIRHAN, Motasim Milpitas, California 95035 (US) (74) Representative: Clark, Jane Anne et al Mathys & Squire The Shard 32 London Bridge Street London SE1 9SG London SE1 9SG (GB)