
Radical-7 Signal Extraction Pulse CO-Oximeter Operator’s Manual 5-5
5
Alarms and Messages
3D ALARM Overview
The Radical-7 Pulse CO-Oximeter includes user-selectable High and Low alarm limits for SpO
2
and pulse rate to provide audible and visual indication of specific levels of these vital signs that
the clinician has determined merits their attention as described in Section 5 of this manual. The
3D ALARM enables clinicians to be alerted to changes in multiple interacting factors to provide
an additional level of vigilance and flexibility to manage their patients.
The following is a summary of each of the 3D ALARM features:
DESAT INDEX ALARM
The Desat Index Alarm is a user-selectable feature which allows a clinician to request an audible
and visual alarm if a patient experiences a specified number of desaturations over a specific
period of time.
PERFUSION INDEX (PI) DELTA ALARM
The PI Delta Alarm is a user-selectable feature which allows a clinician to request an audible
and visual alarm if perfusion at the monitored site decreases by a specified level (delta) over a
specific period of time.
NOTE: The alarms in this system are considered to be Medium priority.
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