نتایج جستجو برای: digital scanner

تعداد نتایج: 325549  

Journal: :The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2016

آرش, ولی الله, برزگر, خلیل, ثبوتی, فرهاد, حقانی فر, سینا, دباغ ستاری, فرهاد,

Background and purpose: Preventive orthodontics in mixed dentition requires accurate prediction for mesiodistal width of unerupted permanent teeth. In this study, we presented a software for prediction of unerupted permanent canine and premolar mesiodistal width that help orthodontist in precise treatment planning. Material and Methods: For this cross-sectional study, we scanned alginate impre...

ژورنال: مجله دندانپزشکی 2019

Background and Aims: Despite the increasing application of intra-oral scanners, the effect of finish line position on gingival margins adaptation is still discussed. The purpose of this clinical study was to evaluate the fitness of cobalt-chromium copings obtained from intraoral scanning in two depth of finish lines. Materials and Methods: Thirty teeth prepared for single premolar metal-cerami...

2005
A. Abdelhafiz W. Niemeier

The fusion of the laser scanner data, with its very rich point cloud, and the digital image, with its very detailed information about the radiometric characteristics, to produce optimum 3D model, not only from the accuracy point of view, but also from the simplicity of capturing and the visualization quality as well, is considered recently one of the important tasks in the surveying field. In t...

Journal: :Circulation 1984
B Olshansky S M Collins D J Skorton N V Prasad

Integrated ultrasonic backscatter from normal myocardium has been shown to vary with the phase of cardiac contraction (decreasing from end-diastole to end-systole) in previous studies of open-chest dogs. If confirmed, this finding would have important implications for clinical application of ultrasonic tissue characterization. Our hypothesis was that a cardiac cycle-dependent variation in regio...

Journal: :Forests 2021

Climate-smart forestry is a sustainable forest management approach for increasing positive climate impacts on society. As climate-smart focusing more solutions that are resource-efficient and circular, digitalization plays an important role in its implementation. The article aimed to validate automatic workflow of processing 3D pointclouds produce digital twins every tree large 1-ha sample plot...

Journal: :International Journal of Oral and Maxillofacial Surgery 2021

Monitoring vascular perfusion of transferred tissue is essential in reconstructive surgery to recognize early flap failure. The aim this study was evaluate the ability a digital surface scanner detect disorders through monitoring skin colour changes. A total 160 scans forearm were performed with TRIOS 3D scanner. Vascular compromise simulated at different time-points by intermittent occlusion b...

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