Spinal analgesia

spinal analgesia n.
The deactivation of sensory nerves by injecting a local anesthetic into the subarachnoid space of the spine.


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    noun, Medicine/Medical. 1. 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. 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.

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  • Spinal-block

    noun 1. spinal anesthesia. 2. obstruction of the flow of spinal fluid by blockage of the spinal canal. spinal block n. Pathological obstruction of the flow of cerebrospinal fluid in the spinal subarachnoid space. Spinal anesthesia. Not in technical use.

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