Each brachiocephalic soon sends off its subclavian, while in the normal or more usual cases the rest proceeds as the carotid trunk, inclusive of the vertebral artery.
It lies anterior to, and below the subclavian artery as it crosses the first rib.
The average length of catheter needed for an adult internal jugular or subclavian approach is 15cm.
subclavian vein also lies close to the dome of the pleura, damage to which can cause a pneumothorax.
subclavian route Keep hitting the clavicle: Check that you are starting from the correct position.