Mindray BeneView T1 User Manual

11-5
11.5.6 Changing the Speed of the Pleth Wave
In the [SpO2 Setup] menu, select [Sweep] and then select the appropriate setting. The faster the waveform sweeps,
the wider the waveform is.
11.5.7 Setting the Alarm Level for SpO
2
Sensor Off Alarm
Select [Alarm Setup >>] from the [User Maintenance] menu. You can set the [SpO2SensorOff Lev.] in the
popup menu.
11.5.8 Setting the SpO
2
Tone Mode
Select [Others >>] from the [User Maintenance] menu. In the popup menu, you can set [SpO2 Tone] as [Mode
1
] or [Mode 2].
WARNING
 The same SpO
2
tone mode shall be used for the same patient monitors in a single area.
11.5.9 Adjusting the Desat Alarm
The desat alarm is a high level alarm notifying you of potentially life threatening drops in oxygen saturation. Select
[
Alarm Setup >>] from the [SpO2 Setup] menu. From the popup menu, you can set low alarm limit, alarm switch,
and alarm recording for [
Desat]. When the SpO
2
value is below the desat alarm limit and desat alarm switch is set on,
the message [
SpO2 Desat] is displayed.
11.6 Measurement Limitations
If you doubt the measured SpO
2
, check patient vital signs first. Then check the patient monitor and SpO
2
sensor. The
following factors may influence the accuracy of measurement:
 Ambient light
 Physical movement (patient and imposed motion)
 Diagnostic testing
 Low perfusion
 Electromagnetic interference, such as MRI environment
 Electrosurgical units
 Dysfunctional haemoglobin, such as carboxyhemoglobin (COHb)and methemoglobin (MetHb)
 Presence of certain dyes, such as methylene and indigo carmine
 Inappropriate positioning of the SpO2 sensor, or use of incorrect SpO2 sensor
 Drop of arterial blood flow to immeaurable level caused by shock, anemia, low temperature or vasoconstrictor.

Mindray BeneView T1 Specifications

General

Brand	Mindray
Model	BeneView T1
Category	Medical Equipment
Language	English