نتایج جستجو برای: cbct cone

تعداد نتایج: 43079  

2011
Muhammed Akif SÜMBÜLLÜ

The incidence of condylar fractures is high and the condylar fractures can be seen different types. Cone beam computed tomography (CBCT), conventional radiographic techniques such as orthopantomography (OPG) can be used in diagnosis of the fracture. CBCT is relatively a new imaging modality and uses commonly in dental implantology. In our study, it is aimed to present detailed the imaging of co...

Journal: :International endodontic journal 2015
S Patel C Durack F Abella H Shemesh M Roig K Lemberg

Cone beam computed tomography (CBCT) produces undistorted three-dimensional information of the maxillofacial skeleton, including the teeth and their surrounding tissues with a lower effective radiation dose than computed tomography. The aim of this paper is to: (i) review the current literature on the applications and limitations of CBCT; (ii) make recommendations for the use of CBCT in Endodon...

Mansour Zabihzadeh Zahra Farzanegan

Introduction: Cone beam computed tomography (CBCT) was introduced and became more common based on its low cost, fast image procedure rate and low radiation dose compared to CT. This imaging modality improved diagnostic and treatment-planning procedures by providing three-dimensional information with greatly reduced level of radiation dose compared to 2D dental imaging modalitie...

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...

2008
Ashok Balasundaram André Mol

Ashok Balasundaram: Cone beam Computed Tomography imaging of periodontal bone (Under the direction of Dr. André Mol) Cone beam computed tomography (CBCT) is a low-dose, low-cost three dimensional imaging modality used for several oral and maxillofacial applications. This project evaluated the accuracy of Cone-Beam CT imaging to assess periodontal alveolar bone. In Phase I, ground truth measurem...

2016
Sheeba Thengumpallil Kathleen Smith Pascal Monnin Jean Bourhis François Bochud Raphaël Moeckli

The study was to describe and to compare the performance of 3D and 4D CBCT imaging modalities by measuring and analyzing the delivered dose and the image quality. The 3D (Chest) and 4D (Symmetry) CBCT Elekta XVI lung IGRT protocols were analyzed. Dose profiles were measured with TLDs inside a dedicated phantom. The dosimetric indicator cone-beam dose index (CBDI) was evaluated. The image qualit...

Journal: :The journal of contemporary dental practice 2013
Jiwanasha Manish Agrawal Manish Suresh Agrawal Lalita Girish Nanjannawar Anita D Parushetti

UNLABELLED Cone beam computed tomography (CBCT) has probably been one of the most revolutionary innovations in the field of dentistry in the past decade and it provides a novel platform for orthodontic diagnosis and treatment planning. Current imaging techniques are essentially two-dimensional (2D) representations of threedimensional (3D) objects and suffer from several limitations. Hence, fulf...

2017
Evaldo Rodrigues Antônio Henrique Braitt Bruno Ferraz Galvão Emmanuel João Nogueira Leal da Silva

Root canal anatomy is complex, and the recognition of anatomic variations could be a challenge for clinicians. This case report describes the importance of cone beam computed tomographyic (CBCT) imaging during endodontic treatment. A 23 year old woman was referred by her general dental practitioner with the chief complaint of spontaneous pain in her right posterior maxilla. From the clinical an...

2018
Ufuk Tatli Burcu Evlice

The invention of computed tomography (CT) technique revolutionized diagnostic imaging. Compared to conventional X-ray imaging procedures, CT involves higher radiation doses. Recently, cone-beam CT (CBCT) specifically designed for maxillofacial imaging was introduced. CBCT technique is based on a cone-shaped X-ray beam centered on a twodimensional (2D) detector. The detector system performs one ...

Journal: :Pain physician 2010
Michael F Powell Diane DiNobile Arra S Reddy

BACKGROUND Isocentric C-arm fluoroscopic cone beam CT (CBCT) is a new technique for near real time 3-D volume imaging guidance of percutaneous interventional procedures. In combination with digital flat panel detectors, CBCT has high spatial resolution with isotropic voxel size, allowing for high resolution image reconstruction in any plane, including 3D rotational reconstructions. CBCT combine...

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