
Radical-7 Signal Extraction Pulse CO-Oximeter Operator’s Manual 5-7
5
USER INTERACTION TO IMPLEMENT DESAT INDEX ALARM
The Desat Index Alarm function is enabled in the Radical-7 by the following method:
1. Select the 3D ALARM menu from the main menu page.
2. Select Desat Index.
3.
The Desat Index Alarm menu will be displayed and the user can select from the following entries:
Desat Index Threshold: Range of 2% to 10% in 1% increments, default of 4%
Desat Index Time:
Range of 1 Hr to 4 Hrs in 1-HR increments, default of 1
Hr
Desat Index Alarm: Range of 1 to 25 desaturations, default is OFF
If the measured Desat Index parameter is greater than the confi gured Desat Index Alarm
level selected, the Radical-7 will make a MEDIUM priority alarm tone and post an alarm
message as follows:
DESAT INDEX = ##
where ## is equal to the current Desat Index and updates real time.
If the Alarm Silence key is pressed during the Desat Index alarm, the tone is silenced and will
not return when the Alarm Suspend time expires unless the condition is removed and then
returns. The message will remain on the screen until the Alarm condition is removed.
Alarms and Messages
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