Figure 1 summarizes the search and inclusion process. Out of 24 systematic reviews, 6 systematic reviews were eligible for the current appraisal. Of the 6 systematic reviews 63 RCTs were reviewed ...

A small inferior partial laminectomy (and if necessary medial facetectomy) is performed using Kerrison or Cushing rongeurs or a high-speed drill, and the ligamentum flavum incised with an 11 blade ...