نتایج جستجو برای: beam computed tomography

تعداد نتایج: 366028  

2013
Neha Anil Patil Rohit Gadda Rohini Salvi

Cone beam computed tomography is a comparatively new threedimensional imaging technology, which has been specially developed for imaging of the maxillofacial complex. The aim of this paper is to accustom the dental fraternity with the wide and potential applications of cone beam computed tomography in dentistry.

2012
Shawn Adibi Wenjian Zhang

Recent advancements in Cone Beam Computed Tomography (CBCT) have identified the importance of providing outcomes related to the appropriate use of this innovative technology in dentistry. To assist in determining whether evidence exists, the authors conducted a PubMed search in September, 2012 using the key words “cone beam in Dentistry.” This search revealed 1038 articles with 65 reviews recen...

2015
Mohan Kumar Muhammad Shanavas Ashwin Sidappa Madhu Kiran

Cone-beam computed tomography (CBCT) is an advanced imaging modality that has high clinical applications in the field of dentistry. CBCT proved to be a successful investigative modality that has been used for dental and maxillofacial imaging. Radiation exposure dose from CBCT is 10 times less than from conventional CT scans during maxillofacial exposure. Furthermore, CBCT is highly accurate and...

2015
Kavitha R Prabhat Singh

Radiographic imaging is essential in diagnosis, treatment planning and follow-up in endodontics. The applications of cone beam computed tomography (CBCT) in endodontics has been widely reported in the literature.It provides high-quality, accurate threedimensional (3D) representations of the osseous elements of the maxillofacial skeleton. The purpose of this article is to discuss the features, a...

Journal: :iranian endodontic journal 0
maryam forghani elahe moghim farooji javad abuchenari maryam bidar neda eslami

this report describes the non-surgical treatment of an invaginated maxillary lateral incisor with two fused roots. the mesial root had a c-shaped canal, while the distal one had a type iii dens invagination. cone-beam computed tomography (cbct) was used to help with the diagnosis and treatment decision making. clinical and radiographic follow-up revealed satisfactory periapical repair and absen...

Journal: :avicenna journal of dental research 0
f. poursafar assistant professor, department of oral and maxillofacial radiology, faculty of dentistry , hamadan university ofسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) f. salemi assistant professor, department of oral and maxillofacial radiology, faculty of dentistry , hamadan university ofسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) m. kadkhodazadeh assistant professor, department of periodentology , faculty of dentistry , shaheid beheshti university of medical sciences, iran m. azizi post graduate student, department of oral and maxillofacial radiology, faculty of dentistry , hamadan university of medical sciences, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

statement of the problem in order to replace lost tooth of patients, we use dental implants which are common. therefore, accurate measuring of bone height and width before placing implants is necessary. the aim of this study is evaluating the accuracy of linear and spiral tomography in careful determination of implant site sizes in comparison with gold standard (cbct). material and methods this...

Journal: :Computer methods and programs in biomedicine 2010
Peter B. Noël Alan M. Walczak Jinhui Xu Jason J. Corso Kenneth R. Hoffmann Sebastian Schafer

The use of cone beam computed tomography (CBCT) is growing in the clinical arena due to its ability to provide 3D information during interventions, its high diagnostic quality (sub-millimeter resolution), and its short scanning times (60 s). In many situations, the short scanning time of CBCT is followed by a time-consuming 3D reconstruction. The standard reconstruction algorithm for CBCT data ...

2010

Conventional (both chemical and digital) radiography renders a three-dimensional (3-D) anatomical structure two dimensionally with inherit distortions. This limitation posts a steep learning curve for novice operators to interpret information from the resulting images. In many incidences, it becomes a matter of guesswork even to the experienced user, like the relationship of the maxillary molar...

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