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11 Alarms and faults
Fault
Implausible measured values
284
EN
MEDUCORE Standard
Cause
Strong ambient light or direct light,
UV light or infrared light
Intravascular dyes (e.g. methylene
blue)
Nail varnish, artificial fingernails
Significant patient movement
2
Remedy
Remove or reduce light source.
Protect pulse oximetry sensor from
light incidence.
Attach pulse oximetry sensor to
another site which is better
protected from light.
Remove the patient and pulse
oximetry sensor from the light.
Cover the pulse oximetry sensor.
Impairment of the measurement
result cannot be remedied.
Measures to treat patient based on
medical indication.
•
Rotate the pulse oximetry
sensor by 90°.
•
Clean finger nail.
•
Select a different suitable
measuring point.
Fix pulse oximetry sensor
connecting cable in a strain relief
loop on patient using adhesive
tape.
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