saddle block anesthesia

saddle block anesthesia

noun
a form of spinal anesthesia that produces loss of sensation in the buttocks, perineum, and inner thighs.

Origin:
1945–50; so called because the nerve block caused by the anesthesia affects areas that would be numbed by prolonged contact with a saddle

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

saddle block anesthesia n.
A form of spinal anesthesia limited in area to the buttocks, perineum, and inner surfaces of the thighs.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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