critical care medicine
How To Do Femoral Artery Cannulation, Ultrasound Guided
Introduction
Ultrasound-guided cannulation of the femoral artery uses real-time (dynamic) ultrasound to guide arterial puncture and a guidewire (Seldinger technique) to thread a catheter through the femoral artery and into the distal aorta. Ultrasound guidance is helpful in cannulating nonpalpable arteries (eg, due to obesity or a small artery). When ultrasonographic guidance and trained personnel are available, ultrasonographic guidance may be used. (See also Central Venous Catheterization and 