Philips Expression MR400 - Lead Fail Indication

ExpressionMR400InstructionsforUseMonitoringECG5‐15
Lead Fail Indication
LeadFail(illustratedbelow)isanINOPalarmthatwillbedisplayedwhentheECGtracecanno
longerbeproducedbecauseoneoftheelectrodesrequiredformeasurementisdisconnected—
eitheranelectrodecameoffofthepatient,anECGleadcableclipcameoffoftheelectrode,ora
wireintheECGleadcablehasfailed.DependingupontheTraceALead(orTraceBLead)setting
(seepage5‐27),theelectrodefaultindicator(s),LL,LA,orRA,maybedisplayedintheECGVSbox
(seetheexamplebelow);seepage4‐31formoreinformation.
Warning
WAR NIN G
Failure to respond to a Lead Fail alarm will result in a lapse of patient monitoring.
8EnsurethattheECGsignalhasthenecessaryamplitudebychecking
thedisplayedwaveform;seeCheckingtheECGSignalStrengthon
page5‐16.
IfLeadFailisdisplayed,seepage5‐15fortroubleshootingdetails;
or,ifLeadSaturation isdisplayed,replacetheQuadtrode
electrode,seepage5‐11.

Note
During a Lead Fail condition, if the HR Source is set to ECG, then no HR
measurement numeric will be displayed in the ECG and SPO2 VS
boxes; see page 5-15 for an example.
9 KeepthemoduleoutsidetheMRsystemborebyplacingitinone
ofthetwolocations showninPositioningtheECGLeadCableand
wECGModuleforScanningonpage5‐20.
Step Action
1Lead Fail message indication
2
Electrode fault indication, example
2
1