| ankle-foot orthosis | A brace (usually plastic) worn on the lower leg and foot to support the ankle, hold the foot and ankle in the correct position, and correct foot drop. (12 Dec 1998) |
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| orthosis | An external orthopaedic appliance, as a brace or splint, that prevents or assists movement of the spine or the limbs. Origin: G. Orthosis, a making straight (05 Mar 2000) |
| lumbosacral | <anatomy> Of or pertaining to the loins and sacrum; as, the lumbosacral nerve, a branch of one of the lumber nerves which passes over the sacrum. Origin: L. Lumbus loin + E. Sacral. Source: Websters Dictionary (01 Mar 1998) |
| lumbosacral angle | The angle between the long axis of the lumbar part of the vertebral column and that of the sacrum. (05 Mar 2000) |
| lumbosacral joint | The articulation of the fifth lumbar vertebra with the sacrum. Synonym: articulatio lumbosacralis, junctura lumbosacralis. (05 Mar 2000) |
| lumbosacral plexus | The lumbar and sacral plexuses taken together. The fibres of the lumbosacral plexus originate in the lumbar and upper sacral spinal cord (l1 to s3) and innervate the lower extremities. (12 Dec 1998) |
| lumbosacral trunk | A large nerve, formed by the union of the fifth lumbar and first sacral nerves, with a branch from the fourth lumbar nerve, which enters into the formation of the sacral plexus. Synonym: truncus lumbosacralis. (05 Mar 2000) |