User's Manual

Patient Monitor User Manual Monitoring SpO
2
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z Intravascular dye injections
z Significant concentrations of dysfunctional hemoglobin, such as carboxyhemoglobin and
methemoglobin
z Excessive patient movement and vibration
z Improper sensor application
z Low perfusion or high signal attenuation
z Venous pulsation
z Placement of the sensor on an extremity that has a blood pressure cuff, arterial catheter, or
intravascular line
10.5 Understanding SpO
2
Alarms
This refers to SpO
2
specific alarms. See the Alarms section for general alarm information. SpO
2
offers high and low limit alarms, and the users can adjust them.
10.6 Adjusting Alarm Limits

In the SpO
2
Setup menu, select Alarm Setup:
z Set the SpO
2
High Alarm Limit to an appropriate value from the popup interface.
z Set the SpO
2
Low Alarm Limit to an appropriate value from the popup interface.
WARNING
High oxygen levels may predispose a premature infant to retrolental fibroplasia. If this is a
consideration do NOT set the high alarm limit to 100%, which is equivalent to switching
the alarm off.
10.7 Setting SpO
2
as Pulse Source
1. In the PR Setup menu, select PR Source;
2. Select SpO
2
from the pop-up list.
10.8 Setting Pitch Tone
If tone modulation is on, the PR sound lowers when the SpO
2
level drops. In the SpO
2
Setup
menu, select pitch tone to toggle between On and Off.