3 Monitoring SpO2
37
Perfusion Numeric (only available on the Patient
Monitor)
The perfusion numeric (Perf) gives a value for the pulsatile portion of the measured signal caused by
the pulsating arterial blood flow.
You can also use the perfusion numeric as a quality indicator for the SpO
2
measurement. Above 1 is
optimal, between 0.3-1 is acceptable. Below 0.3 is marginal; reposition the sensor or find a better site.