,We sized two 8-mm cortical cancellous grafts and after distracting the bone at C3-C4, C4-C5, we gently tapped the grafts into place. 
,We sized two 8 - mm cortical cancellous grafts and after distracting the bone at C3 - C4 , C4 - C5 , we gently tapped the grafts into place .