Nihon Kohden Corporation ZM-520PA Benutzerhandbuch

Operator’s Manual  ZM-520PA/521PA/530PA/531PA

 77

The heart rate of a 
patient who is using 
an electric blanket 
is unstable on the 
receiving monitor.

Pacing pulse detection is turned 
ON on the receiving monitor.

Turn OFF the pacing pulse detection 
on the receiving monitor.

No heart rate or ECG 
is displayed.

“ECG MEASUREMENT” on the 
PARAMETER SETUP screen is 
set to OFF.

If ECG monitoring is necessary, set 
“ECG MEASUREMENT” to ON.

Respiration 
waveform 
measurement is 
unstable.

The gel on the electrode is dried 
out.

Replace the electrode with a new 
one.

The gel on the electrode is 
coming off.

No respiration rate is 
displayed.

“RESP MEASUREMENT” on 
the PARAMETER SETUP screen 
is set to OFF.

If respiration monitoring is necessary, 
set “RESP MEASUREMENT” to 
ON.

SpO

2

 data is unstable 

and not reliable.

The probe size is not appropriate 
for the patient.

Use the appropriate probe for the 
patient.

Probe attachment condition 
is poor. The probe is partly 
detached from the skin. External 
light is entering the probe.

Firmly attach the probe according to 
the procedure in the probe operator’s 
manual.

Measurement site is dirty. Patient 
is wearing nail polish.

Remove dirt and nail polish.

The probe is attached to the 
same limb that is used for NIBP 
measurement.

Attach the probe to the opposite limb. 
Avoid a site where blood circulation 
condition changes greatly.

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