âTo the left of the pedestrian gate, which is wooden, is a mesh gate, and that had been cut,â testified Bloom.
Freebase (0.00 / 0 votes) Rate this definition: Intrathecal. Intrathecal is an adjective that refers to something introduced into or occurring in the space under the arachnoid membrane of the brain or spinal cord. For example, intrathecal immunoglobulin production means production of this substance in the spinal cord.
See also artificial airway management. intravenous (IV) insertion in the nursing interventions classification, a nursing intervention defined as insertion of a needle into a peripheral vein for the purpose of intravenous infusion of fluids, blood, or medications.