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.
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Medical definitions for spinal anesthesia

spinal anesthesia


Anesthesia produced by injection of a local anesthetic solution into the spinal subarachnoid space.
Loss of sensation produced by disease of the spinal cord.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.