Fig 2.
Edwards Sapien Valve (a) and CoreValve prosthesis (b) prior to loading on to the delivery system ((b) reproduced from Ref 12 with permission from Elsevier).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.