Patient monitor User’s manual
Chapter 9-5
For BLT SpO
2
and Nellcor SpO
2
Indicator of signal intensity
The signal strength is too weak to measure.
The signal strength is low.
The signal strength is good.
The signal strength is best.
Warning: When the “Weak Signal” is indicated, it means the signal
obtained by the SpO
2
probe is too bad. User should check
the patient’s condition and move the probe to other
The Masimo module is intended to monitor the SpO
2
, SpMet, PVI, SpHb,
SpOC, PI, SpCO of patients.
The following figure shows the SpO
2
display screen, the display on your
monitor may be looked slightly different.
Signal intensity indicator