Verify the order, patient identity, allergies, and indication for IV access
Perform hand hygiene and gather supplies
Select an appropriate vein and site
Apply the tourniquet and assess the vein
Clean the site with antiseptic and allow it to dry
Stabilize the vein and insert the catheter bevel up at a shallow angle
Advance until blood return is seen, then lower the angle
Advance the catheter into the vein and withdraw the needle
Release the tourniquet
Attach the extension set or IV tubing
Flush the line and confirm patency
Secure the catheter with dressing and tape
Dispose of sharps properly
Document the procedure and monitor the site regularly