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9
Foreword
Differencefromthe SaO
2
value to displayed value
<Table 1> <Table 2>
SaO
2
HbCO
SaO
2
Methemoglobin
1% 5% 10% 1% 5% 10%
50 50
70 70
90 90
100 100
Measured value is always
lower than theactual value.
Displayed value is sometimes
higher than theactual value if
SaO
2
is around 50%.
-0.1 -0.7 -1.5 +0.2 +1.3 +3.2
-0.2 -0.8 -1.6 -1.5 -6.0 -9.6
-0.1 -0.7 -1.5 -0.6 -2.3 -3.2
-0.2 -0.8 -1.7 -1.8 -7.5 -12.2
•
When inuenced electromagnetically by other electronic de-
vices (e.g. near electrical appliances like TV, medial device)
•
When a mobile telephone is used during measurement
•
When influenced by abnormal hemoglobin like carbon
monoxide hemoglobin (HbCO) and methemoglobin
•
When pigments such as cardiogreen, intravascular dyes
and indocyanine greenare present in the blood
•
When nger nails are polished
•
Tables 1 and 2 below show the errors which may occur due to
these hemoglobins.
• Do not immerse the probe, the extension cable or the con-
necter of PULSOX-300i in disinfectant. Doing so may cause
a malfunction.
• When using the Extension Cable EC-300, t and secure ca-
bles so they are not too loose or too tight.
•
Before connecting to a personal computer, remove the Pulsox
from the patient.