In other words, the first rib, moved down toward the thoracic space, enhances the visualization of the cervical bands of the nerve, artery, and scalenus muscles. Consequentlyendolysis of the bands ...

V Neurogenic-arterial Fibers defined as scalenus minimus, separate fibers of scalenus muscle origin with insertion at the first rib between the artery and nerve. VI Neurogenic-arterial Similar to ...