,A thorough and aggressive C7-T1 discectomy was done using a succession of curettes, pituitary rongeur, 4-mm cutting bur and a #2 Kerrison rongeur. 
,A thorough and aggressive C7 - T1 discectomy was done using a succession of curettes , pituitary rongeur , 4 - mm cutting bur and a # 2 Kerrison rongeur .