Procedure to remove a portion of bone from a vertebra to relieve pressure on a nerve as it leaves the spinal column.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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If the intervertebral foramen is merely enlarged without removing the articular facets this is termed a mini-hemilaminectomy or a foramenotomy. The word 'fenestration' comes from the French for window, fenetre, and refers to the surgical technique of cutting a window in the intervertebral disc in order to remove the nucleus The ventral slot procedure is used in the treatment of cervical disc disease only.