Intravenous Cannulation Procedure Guide: A Step-by-Step Manual
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16 cards
Question: What are the first steps to perform immediately before inserting a peripheral IV cannula?
Answer: Wash hands again and don non-sterile gloves (using aseptic non-touch technique).
Question: How should you prepare the cannula before insertion?
Answer: Remove the cannula sheath, open the cannula wings, slightly withdraw and replace the needle to improve glide, and unscrew the back cap if the cannula
Question: How should you secure the vein prior to cannulation?
Answer: Use your non-dominant hand to secure the vein from below by gently pulling the skin distal to the insertion site. Apply a tourniquet beforehand (impli
Question: At what angle and with what bevel orientation should you insert the cannula through the skin?
Answer: Insert directly above the vein at an angle of 10–30° with the needle bevel facing upwards. Observe for flashback in the cannula chamber.
Question: What should you do immediately after seeing flashback in the cannula chamber?
Answer: Decrease the angle between needle and skin and advance the needle a further ~2 mm to ensure it's within the vein lumen. Then partially withdraw the in
Question: How do you advance the cannula into the vein after partial withdrawal of the introducer needle?
Answer: Carefully advance the plastic cannula fully into the vein while holding the hub stable, then release the tourniquet, place sterile gauze under the can
Question: Describe the correct technique for removing the introducer needle.
Answer: While holding the cannula in position, gently pull the introducer needle backwards until completely removed, ensuring the needle end remains within th
Question: What should be connected to the cannula hub after insertion and removal of the needle?
Answer: Connect a luer lock cap or a primed extension set to the cannula hub. Close the cannula port if ported.
Question: How should the cannula be secured to the patient's skin?
Answer: Place adhesive strips to secure the cannula wings to the skin without obscuring the insertion site; then apply a sterile dressing and label with the i
Question: How do you flush the cannula and what should you observe for during flushing?
Answer: Inject the prepared normal saline flush slowly and smoothly with little resistance. Watch for swelling/extravasation or patient pain — stop immediatel