公开(公告)号：US20250161030A1

公开(公告)日：2025-05-22

申请号：US18728900

申请日：2023-01-18

Applicant: MEDTRONIC, INC.

Inventor： Alkindi Kibria ,  Philip C. Leung ,  Karl L. Olney ,  Kshitija P. Garde ,  Kelly T Tran

IPC: A61F2/24

Abstract: A prosthetic heart valve includes an annular stent having an inflow portion comprising a plurality of rows of angled inflow struts, an outflow portion comprising a row of angled outflow struts, and a transition portion comprising an axial strut and a commissure post, a prosthetic valve including a leaflet structure positioned within the stent and secured to the at least one commissure post, and a tissue bumper configured to reduce abrasion caused by contact by the leaflet structure with the annular stent. The tissue bumper comprises a tissue strip wrapped around at least one angled outflow strut in the row of angled outflow struts, the axial strut, and a portion of a first row of angled struts of the plurality of rows of angled inflow struts.