SpO
2
Monitoring
élance
Vital Signs Monitor Operations Manual
Page 12-12
4.
Touch
the
required setting.
5.
Touch
OK
to confirm or
Cancel
to quit.
12.8.2.
The monitor will display a "Low Signal IQ" message to alert users to re-assess
potential problems, such as:
- Severely decreased peripheral perfusion, such as during early shock
- Occlusion or perturbation of blood flow
- Improper sensor type, application and placement
- Excessive motion
x
ence
and alert users with “SpO
2
Low
Perfusion” message when the detected perfusion index falls below 0.25%.
12.8.2.4
Perfusion Index (PI)
s can
Normal screen:
3
Signal IQ(SIQ)
The Signal IQ was developed to be sure that valid oxygen saturation and pulse
rate readings are displayed during motion and low perfusion.
- E cessive environmental interfer
The monitor is able to detect the signal strength
Perfusion Index (PI) is a relative assessment of the pulse strength at the
measuring site. The system displays a "LOW PERFUSION" message
henever a low perfusion condition is detected. Saturation value
w
continue to be displayed. If saturation values can no longer be calculated, an
alarm tone will be triggered.
Perfusion Index Indicator as shown in the
