US 12,064,341 B2
Sealing member for prosthetic heart valve
Lien Huong Thi Hoang, San Juan Capistrano, CA (US); Son V. Nguyen, Irvine, CA (US); Hien Tran Ngo, Irvine, CA (US); Vivian Tran, Santa Ana, CA (US); Russell T. Joseph, Las Flores, CA (US); Dinesh L. Sirimanne, Irvine, CA (US); Kevin D. Rupp, Irvine, CA (US); and Diana Nguyen-Thien-Nhon, Irvine, CA (US)
Assigned to EDWARDS LIFESCIENCES CORPORATION, Irvine, CA (US)
Filed by Edwards Lifesciences Corporation, Irvine, CA (US)
Filed on Aug. 31, 2018, as Appl. No. 16/120,112.
Application 16/120,112 is a continuation in part of application No. 15/991,325, filed on May 29, 2018, abandoned.
Claims priority of provisional application 62/513,348, filed on May 31, 2017.
Prior Publication US 2019/0365530 A1, Dec. 5, 2019
Prior Publication US 2021/0401571 A9, Dec. 30, 2021
Int. Cl. A61F 2/24 (2006.01)
CPC A61F 2/2409 (2013.01) [A61F 2/2418 (2013.01); A61F 2230/0006 (2013.01); A61F 2230/0069 (2013.01); A61F 2230/0076 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A prosthetic heart valve, comprising:
an annular frame comprising an inflow end and an outflow end and being radially compressible and expandable between a radially compressed configuration and a radially expanded configuration;
a leaflet structure positioned within the frame and secured thereto;
an outer sealing member mounted outside of the frame and adapted to seal against surrounding tissue when the prosthetic heart valve is implanted within a native heart valve annulus of a patient, the outer sealing member comprising a mesh layer and pile layer comprising a plurality of pile yarns extending outwardly from the mesh layer; and
a fabric inner skirt, separate from the outer sealing member, mounted to an inner surface the frame, the inner skirt having an upper edge portion and a lower edge portion, wherein the upper edge portion of the inner skirt is sutured to struts of the frame and the lower edge portion of the inner skirt is wrapped around the inflow end of the frame and extends over an outer surface of a lower edge portion of the outer sealing member, and wherein the lower edge portion of the inner skirt is stitched to the lower edge portion of the outer sealing member.