GE iVent 201 Series, User'S Reference Manual

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patient does not initiate an assist breath during the next breath cycle, the
ventilator delivers a ventilator breath at the end of the normal breath cycle.
PARAMETERS SETTING
The following parameters can be set:

Breath Rate (bpm)

O2 %

Tidal Volume

Peak Flow, Adaptive or set value

I Time, Adaptive or set value

Limit Pressure

Triggering type and sensitivity
SYNCHRONIZED INTERMITTENT MANDATORY VENTILATION MODE
DEFINITION
Synchronized Intermittent Mandatory Ventilation (SIMV) mode ensures that
spontaneously or partially spontaneously breathing patients receive a set
number of mandatory breaths. All breath types are available in this mode. This
mode is identical to Assist/Control mode except for the following:

Patient spontaneous breaths are allowed between mandatory breaths.

Although mandatory breaths are synchronized with the patient’s inspiration,
the breath period is not reset when the patient initiates an assist breath;
therefore, average mandatory bpm does not change.
AVAILABLE BREATH TYPES

Mandatory ventilator breath

Mandatory assist breath

Manual mandatory breath

Patient spontaneous breath

Patient pressure support breath
All types of mandatory breaths may be either pressure control or volume control.
DESCRIPTION
During an SIMV breath cycle, mandatory breaths can be initiated and / or occur
during: