spinal anesthesia


noun Medicine/Medical.

interruption of conduction of nerve impulses by the injection of an anesthetic into the spinal canal that reduces sensitivity to pain without loss of consciousness.

Medical definitions for spinal anesthesia

spinal anesthesia

n.

Anesthesia produced by injection of a local anesthetic solution into the spinal subarachnoid space.
Loss of sensation produced by disease of the spinal cord.