US 12,083,012 B2
Mechanically expanding heart valve and delivery apparatus therefor
David Maimon, Atlit (IL); Boaz Manash, Givat Ada (IL); Eyal Leiba, N. Misgav (IL); Ziv Yohanan, Kfar Hahoresh (IL); Yair A. Neumann, Moshav Sede Varburg (IL); Anatoly Dvorsky, Haifa (IL); Jonathan Bar-Or, Jordan Valley (IL); Oren Cohen, Kadima (IL); Ofir Witzman, Kfar Saba (IL); Liron Tayeb, Peduel (IL); Elazar Levi Schwarcz, Netanya (IL); Noam Miller, Givatayim (IL); and Tomer Saar, Pardes Hanna-Karkur (IL)
Assigned to EDWARDS LIFESCIENCES CORPORATION, Irvine, CA (US)
Filed by Edwards Lifesciences Corporation, Irvine, CA (US)
Filed on May 25, 2022, as Appl. No. 17/824,411.
Application 16/813,637 is a division of application No. 15/831,197, filed on Dec. 4, 2017, granted, now 10,603,165, issued on Mar. 31, 2020.
Application 17/824,411 is a continuation of application No. 16/813,637, filed on Mar. 9, 2020, granted, now 11,344,408.
Claims priority of provisional application 62/430,810, filed on Dec. 6, 2016.
Prior Publication US 2022/0280287 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 2/24 (2006.01)
CPC A61F 2/2418 (2013.01) [A61F 2/243 (2013.01); A61F 2220/0041 (2013.01); A61F 2250/001 (2013.01); A61F 2250/0069 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An assembly comprising:
a prosthetic valve comprising a radially expandable and compressible frame and a rotatable screw connected to the frame, wherein the screw comprises a screw head having an annular bore with internal threads, and wherein the screw is rotatable to radially expand the frame; and
a delivery apparatus releasably coupled to the screw, the delivery apparatus comprising:
a first shaft and a first head disposed at an end of the first shaft, the first head comprising external threads configured to engage with the internal threads of the screw head; and
a second shaft that is coaxial with and surrounds the first shaft, the second shaft comprising a second head disposed at an end of the second shaft, the second head configured to releasably engage with an exterior surface of the screw head and rotate the screw.