epidural(redirected from walking epidural)
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1. upon or outside the dura mater
a. injection of anaesthetic into the space outside the dura mater enveloping the spinal cord
b. anaesthesia induced by this method
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
Located on or over the dura mater.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.