The first step in acquiring a quality lab test result for any patient is the specimen collection procedure. The venipuncture procedure is complex, requiring both knowledge and skill to perform. Several essential steps are required for every successful collection procedure: Show
Venipuncture Procedure:
Fingerstick Procedure:
Heelstick Procedure (infants):The recommended location for blood collection on a newborn baby or infant is the heel. The diagram below indicates the proper area to use for heel punctures for blood collection.
Order of Draw:Blood collection tubes must be drawn in a specific order to avoid cross-contamination of additives between tubes. The recommended order of draw is:
Labeling The SampleAll specimens must be received by the laboratory with a legible label containing at least two (2) unique identifiers. The specimen must be labeled with the patient's full name (preferably last name first, then first name last) and one of the following:
Areas to Avoid When Choosing a Site for Blood Draw:Certain areas are to be avoided when choosing a site for blood draw:
Techniques to Prevent Hemolysis (which can interfere with many tests):
Blood Sample Handling and Processing:Pre-centrifugation Handling - The first critical step in the lab testing process, after obtaining the sample, is the preparation of the blood samples. Specimen integrity can be maintained by following some basic handling processes: Which is the proper technique for performing a venipuncture?Label the tube with the patient's. particulars.. Put tourniquet on the patient about. 3-4' above the venipuncture site.. Ask patient to form a fist so. veins are more prominent.. After finding the vein, clean the. ... . Assemble needle and vacuum. ... . Insert the collection tube into the. ... . Remove cap from needle.. Use thumb to draw skin tight.. Which is the proper technique for performing a venipuncture quizlet?Which is the proper technique for performing a venipuncture? The needle bevel is face up, and the needle is inserted at a 15-degree angle.
How should bleeding be stopped at a venipuncture site?Pressure, applied with a gauze pad, must continue at the site as long as necessary to stop the bleeding. Wrap a gauze bandage tightly around the arm to keep the pad in place and tell the client to leave the bandage on the site for at least 15 minutes.
How should bleeding be stopped at a venipuncture site quizlet?How should bleeding be stopped at a venipuncture site? Remove the needle and apply pressure to gauze over the site.
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