Commercial Name: System for Bucco Maxillofacial Osteosynthesis. Technical Name: System for Bucco-Maxillofacial Osteosynthesis. ANVISA registration number: 80389000007. Risk class: III. Model affected: 16.511 Intermaxillary Locking Screw 2.0 X 8.0mm. Lots / series numbers affected: 47632