3. Orbital Implants

  • Used for over 100 years
  • Initially: spheres of gold or glass
  • Replaced by silicone or plastic materials (polymethylmethacrylate)
  • Complications:
    • exposure, extrusion, migration, infection, poor motility, poor cosmesis

Hydroxyapatite Orbital Implant

  • Hydroxyapatite of marine coral almost identical to mineral matrix of cancellous bone
    Ocular ImplantCoral 
  • Advantages
  • Light weight
  • Porous
  • Biocompatible (not 100%)
  • Natural movement
    Ocular Implant 2Facial Photo