Computer Guided Lag Screw Fixation Versus Conventional Lag Screw Fixation in Anterior Mandibular Fractures

Inclusion criteria: * Patients with anterior mandibular fracture indicated for open reduction internal fixation alone or in combination with fracture elsewhere in the mandible or mid face. * All ages and both sexes were included in this study. * Patients should be free from any systemic disease that may affect normal healing of bone, and predictable outcome. * Patients with good general condition allowing major surgical procedure under general anaesthesia . * Patients with physical and psychological tolerance. Exclusion criteria: * Patients with comminuted fractures as it is not indicated for compression osteosynthesis like lag screws. * Patients with high risk systemic diseases like uncontrolled diabetes mellitus. As uncontrolled diabetes mellitus has a negative impact on normal bone healing. * Patients with old and/or mal-union fractures. As they will affect accuracy of reduction of the fractured segments.