True Resurrection or wish spell
From PHB P. 233, Disintegrate:
A disintegrated creature and everything it is wearing
and carrying, except magic items, are reduced to a pile
of fine gray dust. The creature can be restored to life
only by means of a true resurrection or a wish spell.
The spell Wish, as I understand it can resurrect any creature unless ...
As I understand it, being "taken out" means that the character is no longer an active participant in a scene. They're not dead, just temporarily incapable of action.
When a character is taken out, they may no longer perform any test or contest and no longer participates in the scene. (pg. 22, "Cortex Prime Game Handbook")
So to answer ...