Dräger Infinity Series User Manual page 124

Heart Rate (HR), Arrhythmia (ARR) and ST Segment Analysis (ST)
Message: TACH
Parameter value: TACH
Message: PAUS
Parameter value: PAUS
Message: ST <lead> Off
ST<lead1> and
ST<lead2> parameter
value: ***
Message: Cannot Analyze
ST<lead1> and
ST<lead2> parameter
value: <blanK>
Message: ST Too High
ST<lead1> and
ST<lead2> parameter
value: +++
Message: ST Too Low
ST<lead1> and
ST<lead2> parameter
value: ---
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N* or more consecu-
tive normal beats with
a beat-to-beat rate >=
the TACH rate
A sequence of two
normal beats with an
N-N* interval > the
Pause rate times the
average N-N interval
(±100ms)
The monitor has
detected a lead-off
condition for the cur-
rently processed lead.
The cause could be
one of the following:
Unplugged cable
Broken cable
Loose lead wire
Faulty lead wire
Dried out gel on the
electrode
Wrong cable type
selection.
The M /
ULTIMED
N pod may be
EOMED
defective.
ST cannot analyze
with a paced beat
The detected ST
value is outside the
measurement range.
Infinity Gamma Series
• Observe the patient and
treat if clinically indicated.
• Observe the patient and
treat if clinically indicated.
• Check the patient cable and
lead wires carefully.
• Check the M
ULTIMED
Replace pod if defective.
• Replace any cable or lead
wire that is suspect.
• Reapply gel on the elec-
trode or change the elec-
trode (if disposable).
• Select another ECG lead
for processing if the elec-
trode or lead cannot be
replaced.
• ST segment analysis can-
not be performed on pace-
maker patients
• Check the patient and apply
treatment if necessary.
• Check the electrode place-
ment and change their posi-
tion if necessary.
pod.
VF4