The eVolution® 3e Essential Ventilator is a new paradigm in ventilator design. Dual PSOL valves ensure the precise flow, volume and pressure delivery for your sickest patients—true ICU ventilator care—while the innovative turbine design means you can deliver this ICU equivalent care wherever and whenever you need it. The ventilator can receive O2 input from either a high or low pressure gas source, giving the eVolution precision and versatility throughout the continuum of ventilator care.