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10 Monitoring ECG, Arrhythmia, ST and QT .....................................................................................................................10 - 1
10.1 ECG Introduction ........................................................................................................................................................................................10 - 1
10.2 ECG Safety Information ............................................................................................................................................................................ 10 - 1
10.3 ECG Display ..................................................................................................................................................................................................10 - 1
10.4 Preparing for ECG Monitoring ............................................................................................................................................................... 10 - 3
10.4.1 Preparing the Patient Skin ........................................................................................................................................................10 - 3
10.4.2 Applying Electrodes .................................................................................................................................................................... 10 - 3
10.4.3 Lead Wire Color Code .................................................................................................................................................................10 - 3
10.4.4 ECG Electrode Placements .......................................................................................................................................................10 - 4
10.4.5 Choosing the ECG Lead Type ..................................................................................................................................................10 - 6
10.4.6 Checking Paced Status ...............................................................................................................................................................10 - 6
10.4.7 Enabling Pacer Rejection ..........................................................................................................................................................10 - 7
10.5 Using 6-lead Placement to Derive 12-lead ECG (D12L) ................................................................................................................10 - 7
10.6 Changing ECG Settings ............................................................................................................................................................................10 - 7
10.6.1 Choosing an ECG Screen ...........................................................................................................................................................10 - 7
10.6.2 Setting ECG Alarm Properties ..................................................................................................................................................10 - 8
10.6.3 Setting the Analysis Mode ........................................................................................................................................................10 - 8
10.6.4 Changing ECG Wave Settings .................................................................................................................................................10 - 8
10.6.5 Disabling the Smart Lead Off Function ..............................................................................................................................10 - 10
10.6.6 Disabling the CrozFusion
TM
Function ................................................................................................................................10 - 10
10.6.7 Adjusting the QRS Volume .....................................................................................................................................................10 - 11
10.6.8 Adjusting the Minimum QRS Detection Threshold .......................................................................................................10 - 11
10.7 Monitoring Arrhythmia ..........................................................................................................................................................................10 - 11
10.7.1 Arrhythmia Safety Information .............................................................................................................................................10 - 11
10.7.2 Arrhythmia Events .....................................................................................................................................................................10 - 12
10.7.3 Displaying Arrhythmia Information ....................................................................................................................................10 - 13
10.7.4 Changing Arrhythmia Settings .............................................................................................................................................10 - 13
10.7.5 Arrhythmia Alarms ....................................................................................................................................................................10 - 15
10.8 ST Segment Monitoring .........................................................................................................................................................................10 - 17
10.8.1 ST Safety Information ...............................................................................................................................................................10 - 17
10.8.2 Enabling ST Monitoring ...........................................................................................................................................................10 - 17
10.8.3 Displaying ST Numerics ...........................................................................................................................................................10 - 18
10.8.4 Displaying ST Segments in the Waveform Area .............................................................................................................10 - 18
10.8.5 Entering the ST View .................................................................................................................................................................10 - 19
10.8.6 Saving the Current ST as Baseline ........................................................................................................................................10 - 19
10.8.7 Entering the ST Graphic Window .........................................................................................................................................10 - 20
10.8.8 Changing ST Settings ...............................................................................................................................................................10 - 20
10.8.9 Adjusting ST Measurement Points ......................................................................................................................................10 - 21
10.9 QT/QTc Interval Monitoring .................................................................................................................................................................10 - 22
10.9.1 QT/QTc Monitoring Limitations ............................................................................................................................................10 - 22
10.9.2 Enabling QT/QTc Monitoring ................................................................................................................................................10 - 23
10.9.3 Displaying QT/QTc Numerics and Segments ...................................................................................................................10 - 23
10.9.4 Entering the QT View ................................................................................................................................................................10 - 23
10.9.5 Saving the Current QTc as Baseline .....................................................................................................................................10 - 24
10.9.6 Changing QT Settings ..............................................................................................................................................................10 - 24
10.10 ECG Relearning .......................................................................................................................................................................................10 - 25
10.10.1 Auto ECG Relearning ..............................................................................................................................................................10 - 25
10.10.2 Initiating an ECG Relearning Manually ............................................................................................................................10 - 25