Prospective Multicenter Trial to Compare Preformed vs Non Preformed Orbital Implants

Inclusion Criteria: 1. Patients ≥ 18 years 2. Fracture (not older than 14 days) of the medial orbital wall and/or the orbital floor 3. Scheduled for reconstruction surgery with one of the following implants: * MatrixMIDFACE Preformed Orbital Plate * Custom-made orbital implant * Orbital Floor Mesh Plate * SynPOR Titanium Reinforced Fan Sheet 4. At least partial sight in both eyes before the accident 5. Willingness and ability to participate in the study follow-up according to the protocol 6. Ability to understand and read local language at elementary level 7. Signed informed consent Exclusion Criteria: 1. Bilateral orbital fracture 2. Fractures of the orbital roof 3. Comminuted zygoma fracture 4. More than one piece fracture of the intraorbital bone lateral to the inferior orbital fissure 5. Previous dislocated orbital fractures on either side 6. Vision or diplopia not assessable 7. Injury of the globe 8. Neurological diseases with influence on eye motility or sight 9. Legal incompetence 10. Active malignancy 11. Life-threatening condition 12. Alcohol and drug abuse