GE CARESCAPE ONE - ST detection

ECG
STdetection
AbouttheSTanalysis
Ifenabled,STanalysisstartsautomaticallyaftertheECGleadshavebeenconnected
andQRSdetectionhasstarted.Oncetheprogramhascompletedthelearningphase,
STvaluesareupdatedevery10seconds.
STdetection
Duringthelearningperiod,thealgorithmusestheisoelectricreferenceandtheJ+
referencepointstocalculatetheSTvalues.Thealgorithmautomaticallysearches
fortheJandISOpoints.
STdetectionmeasurementlimitations
●STvaluesmaybeaffectedbysuchfactorsassomedrugsormetabolicand
conductiondisturbances.
●ChangesinheartratemayaffectST.
●TheSTalgorithmhasbeentestedforaccuracyoftheSTsegmentdata.The
signicanceoftheSTsegmentchangesneedstobedeterminedbyaphysician.
STdetectionpointstonote
STsegmentdeviationsarenotdisplayedforpatientswithventricularpacemakersor
iftherhythmisconsideredasfromventricularorigin.
StartingtheSTdetection
1.SelecttheSTparameterwindoworselecttheHRparameterwindowandtheST
tab.
2.SelectOnfromtheSTAnalysislist.
STalarmlimits
YoumaysettheSTalarmlimitsforindividualleads.
Settingalarmlimitsforindividualleads
1.SelecttheSTparameterwindow.
2.SelectSTAlarms.
3.SelectAlarmOnforanECGleadtoadjustitsalarmlimits.
Ifthealarmislocked,thereisalocksymbolbesidethecheckboxandthe
selectionisnotavailable.
4.SetHighandLowalarmlimits.
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CARESCAPE ONE User Manual DRAFT 26 October 2017