Velofix SA cervical cage, REF: TSA161207, TSA161208, TSA161209, TSA161210, TSA161407, TSA161408, TSA161409, TSA161410 - Product Usage:The device is indicated for anterior cervical interbody fusion procedures in skeletally mature patients with cervical disk disease at one level from C2-C3 disc to the C7-T1 disc. Each product is composed of four components: PEEK cage, titanium plate, and two titanium markers.