Wednesday 3 October 2012

INTERACTIVE COMPUTERIZED TOMOGRAPHY:


INTERACTIVE COMPUTERIZED TOMOGRAPHY:
Interactive computerized tomography (CT), the clinician can plan on a computer-correct placement of dental implants with respect to position and aesthetics in a 3-dimensional (3-D) view

Advantages: 
1.M
ost accurate imaging technique for implant imaging and surgery,enables to transfer the imaging study to the practitioner as a computer file and enables them to view and interact with the imaging study on a computer, clinician can perform electronic surgery(ES) by selecting and placing arbitrarysized cylinders that simulate root form implants in the images.

2.Determination of bone quality adjacent to prospective implant sites.

3.Fabrication of surgical guidance templates using CT-based dental imaging.

Disadvantages:
Precision and accuracy of treatment plan achieved using ICT and ES for implant position, size, orientation, relative spacing, spatial relationship to critical structures, esthetics and occlusion become a major challenge at time of surgery.



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