Patent SG-11201806358Q-A (SG)
Title: Prosthetic heart valve having multi-level sealing member
Inventor: COHEN-TZEMACH HANOCH
IPC: A61F2/24
Filed: 2017-02-09
Abstract: WO 17 / 139 460 Al (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (10) International Publication Number (43) International Publication Date WO 2017/139460 Al 17 August 2017 (17.08.2017) WIPO I PCT (51) International Patent Classification: A61F 2/24 (2006.01) (21) International Application Number: PCT/US2017/017172 (22) International Filing Date: 9 February 2017 (09.02.2017) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/294,739 12 February 2016 (12.02.2016) US 15/425,029 6 February 2017 (06.02.2017) US (71) Applicant: EDWARDS LIFESCIENCES CORPORA- TION [US/US]; One Edwards Way, Irvine, CA 92614 (US). (72) Inventors: COHEN-TZEMACH, Hanoch; Edwards Lifesciences, One Edwards Way, Legal Department, Irvine, CA 92614 (US). LEVI, Tamir S.; Edwards Lifesciences, One Edwards Way, Legal Department, Irvine, CA 92614 (US). NIR, Noam; Edwards Lifesciences, One Edwards Way, Legal Department, Irvine, CA 92614 (US). FELSEN, Bella; Edwards Lifesciences, One Edwards Way, Legal Department, Irvine, CA 92614 (US). (74) Agents: KAISER, AnneMarie et al.; Edwards Lifesci- ences, One Edwards Way, Irvine, CA 92614 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) (54) Title: PROSTHETIC HEART VALVE HAVING MULTI-LEVEL SEALING MEMBER (57) : Embodiments of a prosthetic heart valve are disclosed. An implantable prosthetic valve may be radially collapsible to a collapsed configuration and ra- dially expandable to an expanded configuration. The prosthetic valve may comprise an annular frame, a leaf- 44 34 let structure positioned within the frame and a plurality of outer skirts positioned around an outer surface of the frame, each outer skirt comprising an inflow edge se- 52 22 cured to the frame and an outflow edge secured at inter- vals to the frame. The plurality of outer skirts may in- clude a first outer skirt and a second outer skirt, wherein in the expanded configuration the first and second outer 52 skirts include openings unsecured to the frame between 32 the intervals. The inflow edge of the first annular outer 16 38 skirt may be secured to the frame with sutures including radiopaque material. The first annular outer skirt may include radiopaque dye. 52 111111111111110111011111111111010111110111011101111110111111001111111111111110111111 Fig. 1