What is "cryosuspension"

Usage examples of "cryosuspension".

Then when I got here, about two days later, Major Delinn suffered an arterial blowout and had to be put in cryosuspension because there’s no medical facility here that can handle that kind of thing.

Eddie hadn't had a raise in seventy-six years, and it still irritated him that the BBChan personnel department had decided that he wasn't entitled to service increments because he'd been in cryosuspension for most of that time.