Collecting Blood Samples
How to Obtain a Capillary |
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Blood Sample: |
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• Use only fresh whole |
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| blood samples. |
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• Make sure no water |
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| remains on the |
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| puncture site. |
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• | Collect the capillary |
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| blood using a |
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| lancing device and an | Precision PCx Test Strip | Precision PCx Plus Test Strip |
| appropriate technique. | For Use with Precision PCx | with TrueMeasure Technology |
• | Avoid squeezing the | v2.0, v2.1 and v2.2. | For Use with Precision PCx |
| v2.2 Only | ||
puncture site excessively.
•Apply the drop of blood directly to the target area of the test strip, covering the entire area.
•If necessary, the blood can be collected in a capillary tube coated
with sodium heparin, lithium heparin, or EDTA, and then applied to the test strip.
How to Obtain a Venous
Blood Sample:
• Use only fresh whole blood samples.
• Collect the venous blood 
sample in a collection tube
containing sodium heparin, lithium heparin
or EDTA ensuring that the test tube is completely filled.
•Do not use collection tubes that contain fluoride or oxalate.
•If the blood is collected from an intravenous line, clear the line before drawing the sample into a syringe that contains sodium heparin, lithium heparin or EDTA.
•Use the sample within 30 minutes of collection.
•Invert the tube with the sample several times immediately before removing the sample.
•Use a disposable transfer pipette to obtain a sample from the center of the collection tube.
