 Using the various Synthes sizers, I selected a 7-mm lordotic graft at C5-C6 and an 8-mm lordotic graft at C4-C5 and a 9-mm lordotic graft at C3-C4. 
Using the various Synthes sizers , I selected a 7 - mm lordotic graft at C5 - C6 and an 8 - mm lordotic graft at C4 - C5 and a 9 - mm lordotic graft at C3 - C4 .