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To adjust the ST measurement points, in the
Select
1
Adjust ST Points
Alternatively, you can use the
2
Select a suitable ECG lead for ST measurement, with a visible J-point and a visible P wave. Use the
up and down arrow keys to scroll through the ST snippets for the other ECG leads.
Select the ST point you need to adjust by touching the appropriate point on the screen. The
3
current choice is highlighted (ISO point -80 in the screen example).
1
ST label and the ST numeric that would apply using the current points
2
1mV calibration bar
3
Cursors for adjusting ST points
4
Highlighted ST point
The ISO-point cursor (1) positions the isoelectric point relative to the R-wave peak. The relation is
shown beside the ISO-point in milliseconds. Position the ISO-point in the middle of the flattest
part of the baseline (between the P and Q waves or in front of the P wave).
6 ECG, Arrhythmia, ST and QT Monitoring
Setup ST Analysis
to open the
Adjust ST Points
pop-up key in the
Adjust ST points
menu,
window.
window.
ST View
145

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