搜索结果: 1-13 共查到“口腔医学 Images”相关记录13条 . 查询时间(0.156 秒)
Facial Soft-Tissue Asymmetry in 3D Cone Beam Computed Tomography Images of Children with Surgically Corrected Unilateral Clefts
soft-tissue depth facial reconstruction cleft lip with or without cleft palate
2014/11/6
Cleft lip with or without cleft palate (CL/P) is a relatively common craniofacial malformation involving bony and soft-tissue disruptions of the nasolabial and dentoalveolar regions. The combination o...
Comparative study of dental arch width in plaster models,photocopies and digitized images
Dental arch Measures Malocclusion Orthodontics
2009/10/16
The aim of this study was to comparatively assess dental arch width, in the canine and molar regions, by means of direct measurements from plaster models, photocopies and digitized images of the model...
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
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 ...
Three-dimensional finite element modeling from CT images of tooth and its validation
Finite element modeling Tooth CT
2009/9/11
The aim of this study was to develop a three-dimensional (3D) finite element (FE) model of a sound extracted human second premolar from micro-CT data using commercially available software tools. A det...
Linear Accuracy of Cone Beam CT Derived 3D Images
Cephalometry Computed tomography Cone beam Radiography Cephalometric
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...
Personal Computer-Based Three-Dimensional Computed Tomographic Images of the Teeth for Evaluating Supernumerary or Ectopically Impacted Teeth
3D CT Diagnostic imaging Image processing Computer-assisted imaging
2008/12/19
This study describes the use of personal computer (PC)–based three-dimensional computed tomographic (3D CT) images in the evaluation of supernumerary and ectopically impacted teeth. Three selected...
Measurement of White Lesions Surrounding Orthodontic Brackets: Captured Slides Vs Digital Camera Images
Orthodontics Image analysis Demineralization
2008/11/26
Digital images provide an efficient means of processing and storing clinical images and are increasingly being used in orthodontic practice. However, for research purposes it must be shown that me...
Estimation of nasal tip position using lateral cephalometric X-ray images in Japanese male children: Applications in facial reconstruction
Facial reconstruction Forensic anthropology Nasal tip prediction Nose profile
2008/11/12
Facial reconstruction is a forensic anthropological technique based on a database of facial soft tissue thickness; however, the information available is generally insufficient to completely reconstruc...
Reproducibility of Maxillofacial Anatomic Landmarks on 3-Dimensional Computed Tomographic Images Determined with the 95% Confidence Ellipse Method
Orthodontics 3-Dimensional Cephalometry Tomography X-ray computed Reproducibility of results
2008/10/30
Objective: To assess the plotting reproducibility of landmarks on 3-dimensional computed tomography (3D-CT) images through use of the 95% confidence ellipse in order to propose sufficiently stable coo...
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
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...
Polarized Versus Nonpolarized Digital Images for the Measurement of Demineralization Surrounding Orthodontic Brackets
Orthodontics Dental caries Image analysis Demineralization Cross-polarization
2008/10/29
Objective: To compare the assessment of demineralized white lesions surrounding orthodontic brackets using images produced with and without polarizing filters to reduce incidental flash reflection.Mat...
Evaluation of swallowing has been made possible by cine-Magnetic resonance (MR) imaging with high time resolution. However, the spatial resolution in cine-MR imaging remains inadequate for the detecti...
Tooth Axis and Skeletal Structures in Mandibular Molar Vertical Sections in Jaw Deformity with Facial Asymmetry using MPR Images
Jaw deformity Facial asymmetry X-ray CT Mandibular vertical section Bucco-lingual inclination
2010/1/20
The objective of the present study was to investigate frontal morphological asymmetry in the mandibular molar region in terms of tooth axis and skeletal structures using vertical MPR sections in jaw d...