ITC Avoximeter 4000 Whole Blood CO-Oximeter User Manual

Page 54

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ITC AVOXimeter 4000 Operator’s Manual

Symptom

Possible Cause

Action Required

etector may be

inated by blood or

material.

1. Run optical quality control. If

needed, clean the optical
detector (see page 49).

Measurements of

%HbO

2

are not

accurate

1. The optical d

contam
foreign

2. The instrument may require

calibration.

2. Re-calibrate the instrument

(see page 29).

value (see page 29).

Measurements of THb
are not accurate

1. The wrong cuvette

calibration code is entered

1. Obtain the correct cuvette

calibration code from the

into the instrument.

cuvette carton and enter the

2. The optical detector may be 2. Clean the optical de

contaminated by blood or

tector (see

page 49).

(see page 29).

displayed:

“%HbMet<

“%RHb<> XX.X%“

2. The cuvette was not

contaminated by blood or

eig

contains the sample.

2. Ensure that the sample reaches

the vent patch when filling and
that there are no air bubbles in
the optical window.

If

).

foreign material.

3. The instrument may require

calibration.

3. Re-calibrate the instrument

One of the following
ERROR: messages is

1. A cuvette without a sample

was inserted.

1. Test a new cuvette that

“%HbO2<> XX.X%“

or

“%HbCO<> XX.X%“

or

properly filled.

3. The optical detector may be

> XX.X%“

or

for

n material.

3. Run optical quality control.

needed, clean the optical
detector (see page 49

4. LED intens

rt. Verify that the self

test passes.

ot

The followi
messag

“THb < 4.0 g/dL“

actually be low. In

e, values of THb

bO

2

not likely to be

urate.

1. Contact ITC Technical Support

(see page ii).

ities are too low.

4. Remove cuvette, turn unit off,

and resta

5. The sample is lipemic.

5. If possible, obtain a

replacement sample that is n
lipemic.

ng ERROR:

1. THb may

e is displayed:

this cas
and %H
acc

T
messag

“T

1. Contact ITC Technical Support

(see page ii).

he following ERROR:

e is displayed:

1. THb may actually be high

In this case, values of TH

Hb > 25.0 g/dL“

and %HbO

2

not likely to be

accurate.

.

b

THb an
readi
oran
rang

d/or %HbO2

ngs for yellow or

ge filter are out of
e.

1. The optical detector may be

contaminated by blood or
foreign material.

1. Clean the optical detector (see

page 49).

2. The instrument may require

calibration.

2. Re-calibrate the instrument

(see page 29).

46

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