 Anterior interbody fusion at C4-C5, C5-C6, and C6-C7 (22554, 22585, 22585) utilizing Bengal cages times three (22851).,3. 
Anterior interbody fusion at C4 - C5 , C5 - C6 , and C6 - C7 ( 22554 , 22585 , 22585 ) utilizing Bengal cages times three ( 22851).,3 .