Most IR procedures are initiated with the Seldinger technique.The first step of the technique is placement of the needle in the vessel.Select the step below that is performed after the needle is placed in the lumen of the vessel.
A) Catheter is threaded over a guidewire.
B) Guidewire is inserted.
C) Needle is removed.
D) Dilator is inserted.

Question

Quizplus · Accepted Answer

The Seldinger technique uses a hollow needle and guidewire to obtain vessel access for percutaneous procedures.The steps include inserting a needle; placing the needle in the lumen of the vessel (the inner cannula is removed); inserting the guidewire; removing the needle (the guidewire remains in place); threading the catheter over the guidewire; and removing the guidewire.

Most IR Procedures Are Initiated with the Seldinger Technique