Fig. 1From: Comparison of ultrasound-guided internal jugular vein and supraclavicular subclavian vein catheterization in critically ill patients: a prospective, randomized clinical trialUltrasound-guided IJV catheterization using the short-axis view of the vein in combination with out-of-plane needle approach. a Ultrasound visualization of IJV and CCA. b Ultrasound visualization of the guidewire in the IJV. IJV internal jugular vein, CCA common carotid artery, SCM sternocleidomastoid muscleBack to article page