نتایج جستجو برای: cephalometrics
تعداد نتایج: 76 فیلتر نتایج به سال:
3-Dimensional Cone-Beam Computerized Tomographic Cephalometric Database on Jaw Dimensions in Chinese
Aim: To create the World’s first database on 3-dimensional cephalometrics on jaw sizes in Chinese based on cone-beam computerized tomography (CBCT). Materials and Methods: 40 consecutive CBCT (20 males and 20 females) of a Chinese population of age ranged 21 to 30 were studied and evaluated cephalometric measurements on jaw dimensions. Results: Six cephalometric measurements Cdl-A, Cdr-A, Cdl-P...
This paper describes and illustrates an innovative versatile skull-holding device for experimental research in cephalometrics. Repositioning of the skulls was evaluated and found to be highly reproducible.
Hypertext is a non-linear method of text presentation. It necessitates the use of a computer to store data as a series of nodes that can be called up in any desired sequence and, as such, is a new form of discovery-based learning. This paper describes a Hypertext tutorial in cephalometrics and its subsequent testing on first-year clinical dental students. Students were divided into two groups: ...
1. Cephalometric conventions today may have little basis in either biology or biometrics. 2. There is no theory of cephalometrics, only conventions which involve landmarks and straight lines only. These fail to capture the curving of form and its changes, exclude proper measures of size for bent structures, and misrepresent growth, portraying it as vector displacement rather than a generalized ...
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