Life support litters (10) include a bed assembly (20) including a mattress (26) connected to a mattress frame (25), a chassis assembly (30) connected to and supporting the mattress frame, the chassis assembly operable to secure the life support litter to a transport vehicle, and a plurality of vibration dampeners (40, 41, 42, 43, 44, 50, 54, 60, 61, 39, 26), disposed about the life support litter and operable to reduce vibrations of a plurality of frequencies, wherein the plurality of vibration dampeners comprises a first vibration dampener operable to reduce vibrations of a first frequency range from a first vibration source and a second vibration dampener operable to reduce vibrations of a second frequency range from a second vibration source and wherein the first frequency range is different than the second frequency range.
