PHSA Laboratories CW Site - Point of Care
Title: CWPC_HGB_0105 HemoCue Hb 201 Quick Reference Guide
Medical Approval: Dr Benjamin Jung
Medical Approval Date: 28 Dec 2016
Version: 1.1
Implementation Date: 1/3/2017 12:23:14 PM
Folder Name: CW\Point of Care\Hemoglobin
This is a controlled document for CW use only. Any printed copies are uncontrolled unless specified. Please refer to Lab QMS
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Hemoglobin Measurement: Hb g/L @ 15-60 sec. Critical Values <90g/L or >170g/L
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Wipe off excess blood
from outside of the
microcuvette. Use lint free
tissue. Avoid touching the
open end with tissue.
Cuvette area is free of
smudges, debris, or blood.
Look for air bubbles.
Discard if present. Small
bubbles at the edge are ok
Microcuvette is ready to place
into the Hemocue.
Place into cuvette holder
within 10 minutes of filling
with whole blood or QC.
Three dashes are present
on the screen.
Push cuvette holder in to
measure Hb. Document
results before opening.
Hb g/L @ 15-60 sec.
Repeat unexpected or
Critical Values
Confirm with Lab & notify
Physcian.
Troubleshooting Guide
Problem
Cause
Solution
Analyzer shows an error
code
May be temporary.
Turn analyzer off. Turn on after 30 seconds.
Take a new microcuvette, repeat the
measurement.
If the problem continues, see the specific error
code below.
Quality Control(QC) is out
of range too HIGH or too
LOW
Microcuvettes > expiry date, damaged or
improperly stored.
Optical eye of the microcuvette is
contaminated.
QC not mixed properly/ not at room
temperature.
Air bubbles in the cuvette
Optronic unit is dirty.
Calibration of analyzer changed.
QC > expiry date, damaged or improperly
stored.
Check microcuvette expiry date and storage
conditions
Check QC expiry date and storage conditions
Repeat with new microcuvette
QC is mixed well and at room temperature
before repeat.
Check microcuvette for bubbles
Clean optronic unit.
Analyzer requires service
HHH
Measured value > 256 g/L
Repeat with new microcuvette
Confirm with laboratory method.
Patient measurements
either higher or lower
than anticipated.
Improper sampling technique
Microcuvettes > expiry date, damaged or
improperly stored
Optical eye of the microcuvette is
contaminated
Air bubbles in the cuvette
Optronic unit is dirty.
Calibration of analyzer changed.
Review collection procedure.
Puncture site not dry from disinfectant, wipe
away 2 to 3 drops before collecting sample.
Check microcuvette expiry date and storage
conditions
Repeat with new microcuvette
Clean optronic unit.
Analyzer requires service
E00
No stable endpoint found in the time
range.
Cuvette faulty
Circuit board is faulty
Check microcuvette expiry date
Repeat with new microcuvette
Analyzer requires service.
E01-E05
E09-E30
Dirty Optronic unit or faulty electronic or
optronic unit
Turn OFF analyzer. Clean Optronics.
Analyzer requires service.
E06
Unstable blank value. Analyzer may be
cold
Turn OFF analyzer. Allow to reach operating
temperature (15-30
o
C).
E07
Battery power is too low.
Turn OFF analyzer.
Replace batteries – 4 type AA
Use power adaptor if necessary.
E08
Absorbance is too high.
Item is blocking the light in the cuvette
holder.
Check that analyzer and microcuvettes are
being used according to instruction.
Analyzer requires service.
No characters on the
display
Display shows
Analyzer not receiving power.
Display is out of order.
Check power adaptor connection. Check for
cable damage.
Turn OFF analyzer. Replace batteries – 4 type
AA
Analyzer requires service.
Display gives erroneous
characters
Display is out of order.
Microprocessor is out of order.
Analyzer requires service
Display does not switch
to three flashing dashes
and ready for measuring
Magnet in cuvette holder may be missing.
Magnetic sensor is out of order.
Analyzer requires service.