Cryostasis or cryogenic suspension is a form of sleep that appears very much like death.
The USS Enterprise-D encountered a cryonics satellite carrying cyrogenically-frozen Humans from the late 20th century. (TNG: "The Neutral Zone")
John Doe's forearm was kept in cryogentic stasis until it was reattached to his upper arm. (TNG: "Transfigurations")
On Starbase 515, a "cryo unit" was located in surgical suite 5, in room 03-1459. (TNG: "Samaritan Snare")
While exploring a class L planet emitting an SOS distress signal on an AM radio frequency, the USS Voyager crew encountered eight Humans from the year 1937 who had remained in cryostasis for over 400 years. (VOY: "The 37's")
See also
- Cryogenic chamber
- Cryonics
- Cryonics satellite
- Sleeper ship
- Stasis