Philips IntelliVue MX800 - Switching Individual QTc Alarms On and Off; Changing QTc Alarm Limits; 1 In the Setup QT Analysis menu, select QTc High Limit.; 2 Select the appropriate setting.

5 ECG, Arrhythmia, ST and QT Monitoring
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Switching Individual QTc Alarms On and Off
Each QTc alarm can be switched off individually.
To switch an alarm on or off, in the
Setup QT Analysis menu, select QTc High Alarm or ΔQTc High
Alarm
to toggle between On and Off.
Changing QTc Alarm Limits
Set the high alarm limits based on your assessment of the patient's clinical condition, unit protocols,
physician orders or medication specified limits.
1 In the Setup QT Analysis menu, select QTc High Limit.
2 Select the appropriate setting.
3 Select ΔQTc High Limit.
4 Select the appropriate setting.
Switching QT Monitoring On and Off
To switch all QT monitoring on or off, in the Setup QT Analysis menu, select QT Analysis to switch
between
On and Off.
End of T not Detected End of the T-Wave cannot be accurately detected
QT out of Range QT measurement is outside the specified range of valid QT values
(200-800 msec)
QTc out of Range QTc measurement is outside the specified range of valid QTc values
(200-800 msec)
QTc Erratic QTc measurements are not stable
Additional Message Cause of Invalid QT Measurement