Focused Registry to Collect Clinical Data on the MatrixWAVE System

Inclusion Criteria: * Age 18 years or older at the time of the surgery * Diagnosis of a mandibular fracture requiring ORIF and use of MMF during or subsequent to surgical intervention for a minimum of two weeks * Informed consent obtained, i.e.: * Ability to understand the content of the patient information/ICF * Willingness and ability to participate in the clinical investigation according to the Registry Plan (RP) * Signed and dated EC/IRB approved written informed consent Exclusion Criteria: * Pre-traumatic non-occlusion due to hypodontia, edentulousness or severe malalignment of dental arches (e.g. complete crossbite) * Concomitant maxillary fracture (e.g. Le Fort) * Any not medically managed severe systemic disease * Recent history of substance abuse (i.e. recreational drugs, alcohol) that would preclude reliable assessment * Pregnancy or women planning to conceive within the registry period * Prisoner * Participation in any other medical device or medicinal product study within the previous month that could influence the results of the present registry * Intra-operative decision of the surgeon to use other MMF systems than the MatrixWAVE MMF system