A superior laminotomy was performed from the left L5 lamina and flavectomy was then carried out across this region of decompression, working from caudally to cranially and medially to laterally, again using curettes and Kerrison rongeurs under direct visualization. 
A superior laminotomy was performed from the left L5 lamina and flavectomy was then carried out across this region of decompression , working from caudally to cranially and medially to laterally , again using curettes and Kerrison rongeurs under direct visualization .