Mindray SynoVent E5, Operator'S Manual

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8-7
NOTE

The P-V tool function is disabled in the following cases
:
patient type of Ped,
CPAP/PSV, NIV or apnea vent mode, within one minute after nebulization or
suction, within one minute after last P-V loop test.

The P-V tool function is not recommended when there is great leakge or when the
patient has spontaneous breathing. The relevent characteristic points the P-V tool
function provides are only for your reference.
1. Push the Menu key. Select [ Tool ] and select [ Procedure ].
2. Select [ P-V Tools ] to access the P-V tools screen.
3. Read P-V tool related notes on the screen.
4. Select [ Procedure ] and set Pstart, Flow, Pmax and Vlimit parameters on the Procedure
screen. The system acquires Tmax parameter value based on the calculation formula and
displays it on the menu screen.

Flow: gas delivery and expiration flows of the static P-V loop.

Pstart: starting pressure of the static P-V loop.
 Pmax: maximum pressure which the static P-V loop can reach.

Vlimit: maximum volume which the static P-V loop can reach.
 Tmax: maxium measurement time required for completing static P-V loop
measurement.
5. Select [ Start ] and the system starts P-V tool measurement. If you select [ Stop Insp ]
during measurement, the system stops inspiration measurement test immediately and
starts expiration measurement. If you select [
Abort ] during measurement, the system
aborts measurement immediately.