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Full-Text Articles in Dentistry

Three-Dimensional Evaluation Of The Effect Of Maxillary Incisor Retraction On The Palatal Bone And Root Resorption, Jessica R. Lynch Dmd Jun 2011

Three-Dimensional Evaluation Of The Effect Of Maxillary Incisor Retraction On The Palatal Bone And Root Resorption, Jessica R. Lynch Dmd

Master's Theses

Introduction: The objective of this study was to compare pre-treatment and post-treatment cone-beam computed tomography images of patients to quantitatively evaluate the effect of orthodontically retracting maxillary incisors on the height and labiolingual thickness of labial and palatal alveolar bone and incisor apical root resorption. Methods: Maxillary central incisor apical root resorption, labial and palatal alveolar bone height, and labiolingual thickness were assessed on pre-treatment and post-treatment cone-beam computed tomography scans of 59 subjects (mean age, 13.00 years) with premolar extractions and 63 subjects (mean age, 13.40 years) who were treated with non-extraction therapy. Results: The mean incisor apical root …


Evaluating Dimensional Accuracy And Reliability Of "Stitched" Small Field Of View (Ssfov) Cone Beam Computed Tomography (Cbct) Datasets For Use In Proprietary Dental Implant Guided Surgery Software, Nicholas Luke Egbert May 2011

Evaluating Dimensional Accuracy And Reliability Of "Stitched" Small Field Of View (Ssfov) Cone Beam Computed Tomography (Cbct) Datasets For Use In Proprietary Dental Implant Guided Surgery Software, Nicholas Luke Egbert

Theses and Dissertations (ETD)

Background: Recently a "stitched" small field of view (SSFOV) cone beam computed tomography (CBCT) extraoral imaging system (Kodak 9000D, Carestream Health Inc, Kodak Dental Systems, Marne‑la‑Vallee, France) has been released. The benefits of the 3D stitching module of stitched SFOV CBCT may include: broader range of applications, affordability, flexibility, safety optimizing radiation dose and improved workflow. With the reduced effective dose of radiation and cost to both the patient and clinician, this superior imaging modality becomes more accessible to the community, potentially elevating the standard of care. Currently, stitched data sets are restricted to diagnostic data gathering only. To date, …