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Recent advances in Radiographic Technique

In this seminar I would like to highlight on contemporary imaging techniques & innovations in imaging that in the future, are likely to greatly improve the depiction of craniofacial structures for use in diagnosis & treatment planning.It would be appropriate to first discuss the evolution of cranio facial imaging in orthodontics & review the limitations of current methods, including the two dimensional representation of three dimensional anatomy


  • It involves photographing a 3-d object from two different coplanar views in order to derive a 3D reconstruction of the images.
  • Modern stereo photogrammetry can be applied to solve accurate 3D skull mapping.
  • Using a bundle ,adjustment method,both the geometric calibration and 3D mapping functions can be elegant and accurate .

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