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Regional analgesia

Regional analgesia blocks passage of pain impulses through a nerve by depositing an analgesic drug close to the nerve trunk, cutting off sensory innervation to the region it supplies. The drug is normally injected at a site where the nerve is unprotected by bone.

See also

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Regional_analgesia". A list of authors is available in Wikipedia.
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