| 主权项 |
1. A sealing system comprising:
a valve component including a frame and a prosthetic valve coupled to the frame, the valve component having a radially expanded deployed configuration, an inflow portion and an outflow portion, the frame defining a central passage, the prosthetic valve disposed within the central passage of the frame; and an expandable sealing component including a sealing frame and a skirt coupled to the frame, the expandable sealing component configured to be inserted in a radially compressed configuration within the central passage with the valve component in the radially expanded deployed configuration, the expandable sealing component further configured to be radially expanded to a radially expanded configuration partially within the valve component such that a first portion of the sealing component is disposed within the valve component and a second portion of the sealing component is disposed longitudinally outside the valve component, the expandable sealing component configured to prevent blood flow radially between the valve component and a wall of the native valve complex. |
