Princeton's WordNet(4.75 / 4 votes)Rate this definition: 1  light, illumination(noun) a condition of spiritual awareness; divine illumination. 2  illumination(noun) the degree of visibility of your environment. 3  clarification, elucidation, illumination(noun) an interpretation that removes obstacles to understanding.
The injection for a brachial plexus block is in the. side of your neck, or in your armpit, or close to your collar bone. Other. nerves can be blocked near the elbow, or in the forearm, wrist or hand. Sedation is commonly given before the injection is done.
Facet Joint Injection is a simple, safe, and effective minimally invasive treatment for spinal pain that involves the injection of a steroid medication similar to cortisone into the facet joints in the spine.