Datex-Ohmeda S/5 PRESTN, Техническое описание слота

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S/5 M-PRESTN Modules
47
Document No. 8005571-1
4.1.3 ECG
TROUBLE CAUSE TREATMENT
HR numerical display
shows ‘---’ No heart rate available. If no ECG waveform, check LEADS OFF
message and connect the leads.
If ECG waveform exists, check heart
rate source e.g. in the ECG Setup
menu behind ECG key.
Unacceptable ECG waveform Poor electrode or poor electrode
skin contact. Electrodes from different
manufacturers are used. /Too
much/little gel is used.
Poor electrode condition. Electrodes are dried out.
Improper site of electrodes. Check that electrodes are not placed
over bones, active muscles, or layers
of fat.
Improper skin preparation. Remove body hair. Clean attachment
site carefully with alcohol.
Improper bandwidth filter. Check filter.
No ECG trace Waveform not selected on screen.
Press the
Monitor Setup
key and
make adjustments.
Module not plugged in correctly. Plug in.
Noise-message High frequency or 50/60 Hz noise. Isolate noise source.
4.1.4 Pulse oximetry (SpO
2
)
TROUBLE CAUSE TREATMENT
Message ‘NO PROBE’ No probe connected to the
monitor. Check probe connections.
Probe faulty. Change the probe.
Message ‘PROBE OFF’ though
probe properly attached to the
patient Unsuitable site. Try another site.
Probe faulty. Try another probe.
Probe connection cable not
connected to probe. Connect the cable to probe.
Finger probe falls off 1. Probe is slippery. 1. Wipe with 70 % isopropyl alcohol
and allow drying.
2. Finger is too thin or thick. 2. Try other fingers, or other probe
types.
Weak signal artifacts Poor perfusion. Try another place.