What really happens beneath the surface during a radial nerve block above the elbow? With NYSORA’s proprietary Reverse Ultrasound Anatomy (RUA) Animations, every layer and movement becomes clear—making regional anesthesia easier to learn and teach. In this radial nerve block at the mid-humeral level, RUA reveals: A) Tissue planes and the path to the radial nerve B) Needle trajectory in relation to surrounding anatomy C) Real-time spread of local anesthetic around the nerve By turning anatomy int