US 12,138,154 B2
Two-part mitral valve and implant method
Silvano Moiso, Cocconato (IT); Felice Giuseppe Carlino, Borgomasino (IT); Paolo Monelli, Rivoli (IT); and Monica Francesca Achiluzzi, Chivasso (IT)
Assigned to Corcym S.r.l., Milan (IT)
Filed by Corcym S.r.l., Milan (IT)
Filed on Nov. 8, 2021, as Appl. No. 17/454,043.
Application 17/454,043 is a division of application No. 16/309,063, granted, now 11,173,026, issued on Nov. 16, 2021, previously published as PCT/IB2016/053515, filed on Jun. 15, 2016.
Prior Publication US 2022/0054257 A1, Feb. 24, 2022
Int. Cl. A61F 2/24 (2006.01)
CPC A61F 2/2409 (2013.01) [A61F 2/2412 (2013.01); A61F 2/2427 (2013.01); A61F 2220/0025 (2013.01); A61F 2250/006 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A multiple component heart valve prosthesis for implantation at a heart valve annulus location of a patient's heart, the heart valve prosthesis comprising:
an abutment ring configured for attachment at the heart valve annulus location and including a locking system comprising at least one channel positioned on an exterior surface of the abutment ring, a ledge extending from the exterior surface of the abutment ring to form the at least one channel, and a spring-like structure comprising a clip; and
a removable bioprosthetic heart valve comprising a valve frame and at least one locking feature, the at least one locking feature configured to be received by the locking system,
wherein the bioprosthetic heart valve is configured to be rotated relative to the abutment ring such that the at least one locking feature transitions from a disengaged position to a first engaged position,
wherein, in the disengaged position, the bioprosthetic heart valve may be removed from the abutment ring, and
wherein, in the engaged position, the bioprosthetic heart valve is restrained from axial movement relative to the abutment ring.