-18-
“
” key:
Alarm silence switch, press it to enable/disable alarm silence.
“
”/ “
”key
change ECG waveform scale.
4.2 SpO
2
Monitoring Screen
Short time press “
Display” key to shift the screen view to SpO
2
monitoring screen, as shown in
Figure 4.3.
Figure 4.3 SpO
2
Monitoring Screen
4.2.1 Screen Description
Title area:
“PI: 3‰”:
the perfusion index is 3‰; it displays only when “Setup Menu
SpO
2
PI
Display” is set as “ON”.
Note:
PI display function is optional and it needs hardware support.
“PLETH”:
Mark of SpO
2
plethysmogram
when “PLETH” displays in title area, the main
display area will be SpO
2
plethysmogram, and this display screen is the default screen.
“36.8 ”:
temperature numerical value
Main display area:
When SpO
2
sensor is placed on the patient and connected to the monitor well, a trace of sweeping
waveform (plethysmogram) will be displayed in the main display area (as shown in Figure 4.3).
If the SpO
2
sensor is disconnected from the monitor or off from the patient, the plethysmogram will
become a base line in main display area and “Probe off” will appear at the left side of prompt info
area (as shown in Figure 4.4).