Undermining enlargement with bridge-shaped plastic operation of the spinal canal in the treatment of lumbar spinal stenosis

English Keywords:Spinal stenosis,Stability,Plastie operation of spinal eanal

English Abstract:

  In the treatment of lumbar spinal canal stenosis, decompression by conventional total laminectomy not only influence the stability of the spinal columa but also induce secondary stenosis. The methed of undermining enlargment with bridge-shaped plastic ope