Philips Trilogy 200 Manual De Usuario

Chapter 12 Glossary

Spontaneous (S) 
Mode

Therapy mode in which all breaths are spontaneous. The 
ventilator supports breathing with user-defined Pressure Support 
(PS) and Rise Time values.

Spontaneous/Timed 
(S/T) Mode

Therapy mode that is similar to S mode, except that it can also 
deliver a mandatory breath if the patient does not spontaneously 
breathe within a set time.

Tidal Volume

The amount of air passing in and out of the lungs for each breath.

Timed (T) Mode

Timed pressure support therapy mode. In Timed mode, all 
breaths delivered are mandatory.

Volume Control 
Ventilation (VCV)

Ventilation in which breaths are controlled by an operator-
defined volume, flow pattern, breath rate, and inspiratory time.

Vte

Exhaled Tidal Volume

Vti

Inhaled Tidal Volume