搜索结果: 1-6 共查到“口腔材料学 CT”相关记录6条 . 查询时间(0.25 秒)
评价BS镍钛系统维持根管解剖原始形态的能力。方法 将20个离体牙根按照随机数表法分为两组(n=10)，分别用BS蓝色小旋风(BS组)和WaveOne (WO组)以逐步深入法预备根管。预备后用Micro-CT对各牙进行扫描，Mimics软件测量其近远中根管壁的厚度，计算距根尖 1 mm、3 mm、5 mm、7 mm、9 mm处根管偏移量。
Direct 3-D morphological measurements of silicone rubber impression using micro-focus X-ray CT
Silicone rubber impression Micro-focus X-ray CT 3-D morphology
2010/1/31
Three-dimensional computer models of dental arches play a significant role in prosthetic dentistry. The microfocus X-ray CT scanner has the advantage of capturing precise 3D shapes of deep fossa, and ...
Mineral Concentration of Natural Human Teeth by a Commercial Micro-CT
Micro-computed tomography (micro-CT) teeth mineral concentration
2009/9/14
This study aimed to evaluate a commercial micro-CT system (μCT 20) for quantitative analysis of mineral concentration in human enamel and dentin using different methodologies, and thereby compare the ...
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 ...
3D Morphological Measurements of Dental Casts with Occlusal Relationship using Microfocus X-ray CT
Dental cast Occlusion Microfocus X-ray CT
2009/9/11
In the diagnosis of dental occlusion, it is necessary to quantitatively measure interocclusal contacts and transfer them to a computer model. In this aspect, three-dimensional computer models of upper...
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...