How should these implants be named An anterior cervical plate–screw system consists of a plate placed along the anterior surfaces of the vertebral bodies and screws securing it to the bone. Interbody fusion cages are implants placed in the intervertebral disc spaces after disc removal. These components may be used together in anterior cervical discectomy and fusion (ACDF). ACDF is the name of the surgical procedure, not of an individual implant. [1,2] Indications The main ind