Testing with Hemocue Quick
Procedure for Daily Reference
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Note: This is a
abbreviated version of the complete procedure which is described in full detail
in the Hemoglobin Testing with Hemocue Analyzer Procedure in the Clinical
Nursing Practice Manual. This does not supercede the
full procedure but is intended to be a practical day-to-day quick reference. View the full Nursing Policy here.
- Obtain the sample by fingerstick as described in the Clinical
Nursing Practice Manual. Cleanse and lance the finger and lightly press the
finger using a rocking motion to stimulate blood flow. Wipe off the first
two drops of blood before collecting into the cuvette.
- The blood is collected directly into the testing cuvette. Fill the
cuvette in one continuous process. If the cuvette is not completely
filled with one drop of blood, get a new cuvette and start over to
properly fill in one process. Do not put the same cuvette back to the
- Venous blood and arterial blood may be used with the cuvettes filled
from a syringe.
- Wipe off any excess blood from the outside of the cuvette but do not
touch the open end of the cuvette.†
Wipe the two flat sides with a downward motion.
- Check for the presence of air bubbles or for inadequate filling of
the cuvette. Get a new sample if either condition is found.
- To begin patient testing touch the cuvette icon on the screen.
- Place the filled cuvette into the cuvette holder immediately, but at
least within 10 minutes of sampling and gently slide into the measuring
- You will be prompted to enter the Lot number of the cuvettes (you
may scan the bottle or use numeric pad to enter the lot number) followed
by the prompt to enter the patientís CSN number. You may use the
patientís social security number or name if CSN number is not
available. †The results will appear
in approximately 15-60 seconds.
- Record the results. Write your name, the date and time and the
findings on the patientís chart. Even though the results are stored in the
instrument, you Must follow this procedure.
- Discard the cuvette in the appropriate waste container and discard
the lancet in the sharps container.
- Clean instrument with alcohol prep after each patient.
- Maintain the proper storage conditions, keeping the cuvettes tightly
closed and at room temperature.
- Date the vial of cuvettes on opening. The cuvettes are good for 90
days once opened.
- Blood controls must be dated when opened and can be stored at Room
Temperature or in the refrigerator. They are good for 30 days from the
open date, if kept at Room Temperature. If controls are refrigerated bring
the controls to room temperature before use and be sure to mix them well
before testing. Refrigerated controls are stable for 60 days.
- Run the low and high controls daily. Both levels must pass before patient
testing can be performed.† The
instrument will lock out patient testing if the quality control does not
pass within the acceptable limits.
- All discrepancies in the QC
must be documented using the Comment input button.
- The QC activities are downloaded
and recorded in the data management system.
DO NOT TURN OFF
THE HEMOCUE WHEN REDOCKING THE ANALYZER.†
TO ACTIVATE THE INSTRUMENT, SIMPLY TOUCH THE SCREEN.