spinal anaesthesia

Definitions of spinal anaesthesia

1. noun

   anesthesia of the lower half of the body; caused by injury to the spinal cord or by injecting an anesthetic beneath the arachnoid membrane that surrounds the spinal cord
   synonyms: spinal, spinal anesthesia

   types:

   saddle block anaesthesia, saddle block anesthesia

   the parts of a patient's body that would touch a saddle if the patient were sitting in one are anesthetized by injecting a local anesthetic into the spinal cord

   type of:

   regional anaesthesia, regional anesthesia

   loss of sensation in a region of the body produced by application of an anesthetic agent to all the nerves supplying that region (as when an epidural anesthetic is administered to the pelvic region during childbirth)