<p><span class="h-card" translate="no"><a href="https://ioc.exchange/@azonenberg" class="u-url mention">@<span>azonenberg</span></a></span> <span class="h-card" translate="no"><a href="https://chaos.social/@isabel" class="u-url mention">@<span>isabel</span></a></span> <span class="h-card" translate="no"><a href="https://catgirl.farm/users/cafkafk" class="u-url mention">@<span>cafkafk</span></a></span> i don't know about mitral valve repair, but a stent is inserted via the catheter while it's compressed, and then something like a pullcord is extracted out of it, making it spring open</p>