搜索结果: 1-11 共查到“医学 Cone-Beam CT”相关记录11条 . 查询时间(0.125 秒)
Cone beam CT evaluation of the presence of anatomic accessory canals in the jaws
accessory canals CBCT
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2014/11/6
To assess the prevalence, location and anatomical course of accessory canals of the jaws using cone beam CT. Methods: A retrospective analysis of 4200 successive cone beam CT scans, for patients of bo...
Development of Three-dimensional FE Modeling System from the Limited Cone Beam CT Images for Orthodontic Tipping Tooth Movement
Three-dimensional FE model Orthodontic tooth movement Limited cone beam CT
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2009/9/14
Previously, numerous three-dimensional finite element (FE) models of the dentoalveolar complex have been developed and stress analyses of orthodontic tooth movements were reported. Most of the models ...
FDK Half-Scan with a Heuristic Weighting Scheme on a Flat Panel Detector-Based Cone Beam CT (FDKHSCW)
FDK Half-Scan FDKHSCW
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2009/9/8
A cone beam circular half-scan scheme is becoming an attractive imaging method in cone beam CT since it improves the temporal resolution. Traditionally, the redundant data in the circular half-scan ra...
Exact Interior Reconstruction with Cone-Beam CT
Exact Interior Reconstruction Cone-Beam CT
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2009/9/4
Using the backprojection filtration (BPF) and filtered backprojection (FBP) approaches, respectively, we prove that with cone-beam CT the interior problem can be exactly solved by analytic continuatio...
An Efficient Estimation Method for Reducing the Axial Intensity Drop in Circular Cone-Beam CT
Estimation Method Circular Cone-Beam CT
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2009/9/4
Reconstruction algorithms for circular cone-beam (CB) scans have been extensively studied in the literature. Since insufficient data are measured, an exact reconstruction is impossible for such a geom...
GPU-Based 3D Cone-Beam CT Image Reconstruction for Large Data Volume
GPU 3D Cone-Beam CT
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2009/9/4
Currently, 3D cone-beam CT image reconstruction speed is still a severe limitation for clinical application. The computational power of modern graphics processing units (GPUs) has been harnessed to pr...
Linear Accuracy of Cone Beam CT Derived 3D Images
Cephalometry Computed tomography Cone beam Radiography Cephalometric
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2010/3/5
Objective: To compare the in vitro reliability and accuracy of linear measurements between cephalometric landmarks on cone beam computed tomography (CBCT) 3D volumetric images with varying basis proje...
Mesiodistal Root Angulation Using Panoramic and Cone Beam CT
Root angulation Cone beam CT Panoramic projection
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2008/11/4
Objective: To determine if the panoramic projection can accurately determine mesiodistal root angulations.Materials and Methods: A plaster study model of the dentition of each of five patients was pre...
Linear Accuracy and Reliability of Cone Beam CT Derived 3-Dimensional Images Constructed Using an Orthodontic Volumetric Rendering Program
Computed tomography Cone beam Cephalometry Diagnostic imaging Head 3D CT
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2008/10/30
Objective: To compare accuracy of linear measurements made on cone beam computed tomographic (CBCT) derived 3-dimensional (3D) surface rendered volumetric images to direct measurements made on human s...
Cone-beam CT (CB Throne®) Applied to Dentomaxillofacial Region
Cone-beam CT Anatomical depiction Clinical cases Dental implant planning Maxillofacial region
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2010/1/20
Cone-beam CT (CBCT) systems specifically designed for hard-tissue imaging of the maxillofacial region have recently become commercially available. The newly-developed CBCT system, CB Throne® (Hita...
Cone-beam CT (CB Throne®) Applied to Dentomaxillofacial Region
Cone-beam CT Anatomical depiction Clinical cases
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2010/12/1
Cone-beam CT (CBCT) systems specifically designed for hard-tissue imaging of the maxillofacial region have recently become commercially available. The newly-developed CBCT system, CB Throne® (Hita...