lumbar nerve


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia.

lumbar nerve

Any of the five pairs of spinal nerves originating in the lumbar segments of the spinal cord. Each lumbar spinal nerve emerges from the spinal canal through the intervertebral foramen below its corresponding vertebra. Lumbar spinal nerves innervate the lower limbs.
See also: nerve
References in periodicals archive ?
Lumbar radiculopathy: treatment with selective lumbar nerve blocks--comparison of effectiveness of triamcinolone and betamethasone injectable suspensions.
Nerves were then transferred to the vertebral canal through a submuscle tunnel and sutured with the selected fascicula of lumbar nerve roots (L1-2 or L3-4) by epiperneurial neurorrhaphy in the subdura or extradura.
Zhang rerouted an intercostal nerve from one side of Huocheng's body to the lumbar nerve roots and, in turn, an intercostal nerve from the opposite side of his body to the sacral nerve roots.
A A laminectomy is performed when one of your lumbar nerves is compressed as it leaves the spine, which causes long-term pain - sciatica.