It's way too early to declare total victory. US also swiftly deposed Chavez, but Chavismo came roaring back.
Maduro himself is unlikely to escape his abduction, but the actual power structures and grassroots opposition to Washington's totalitarianism remains across LatAm.
you can talk about "opposition still remains" as much as you want, but it's the right wing leaders who are winning elections
The entire situation in Venezuela was only sustainable because of their relation to the US. It's the same for Cuba, by the way.
If the US normalize their relation¹, a totalitarian government will have a much harder time there.
1 - As in "relates to it like a normal country". Treating it like an extractivist colony won't do.