نتایج جستجو برای: cbct cone

تعداد نتایج: 43079  

Journal: :Brazilian dental journal 2016
Amir Eskandarloo Amin Mahdavi Asl Mohsen Jalalzadeh Maryam Tayari Mohammad Hosseinipanah Javad Fardmal Abbas Shokri

Accurate and early diagnosis of vertical root fractures (VRFs) is imperative to prevent extensive bone loss and unnecessary endodontic and prosthodontic treatments. The aim of this study was to assess the effect of time lapse on the diagnostic accuracy of cone beam computed tomography (CBCT) for VRFs in endodontically treated dog's teeth. Forty-eight incisors and premolars of three adult male d...

Journal: :Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery 2009
Emma Barker Keith Trimble Harley Chan James Ramsden Sajendra Nithiananthan Adrian James Gideon Bachar Mike Daly Jonathan Irish Jeff Siewerdsen

OBJECTIVES To describe a cadaveric temporal bone model of labyrinthitis ossificans and investigate the utility of intraoperative cone-beam computed tomography (CBCT) in the facilitating cochlear implantation. DESIGN Cadaveric temporal bone study. METHODS Five cadaveric heads had cement introduced into the 10 cochleas. CBCT and a conventional CT scan were compared to assess the extent of coc...

2016
Shekhar Bhatia Shivani Kohli

Sir, Cone-beam computed tomography (CBCT) is a relatively novel technique for visualizing an individual tooth or dentition in relation to the surrounding skeletal tissues and for generating a three-dimensional image of the area to be studied. Since CBCT is extensively used in dental and maxillofacial imaging for the treatment planning of dental implants, endodontics, maxillofacial surgery, and ...

Fateme Shahedi, Mehdi Jamali Mehdi Momennezhad, Shahrokh Naseri

Introduction: The application of 3D volumetric imaging modalities in treatment planning of radiation therapy can provide more precisely define tumor localization, and computed tomography (CT) is the most common accepted method for treatment planning. Given the lack of a CT scanner stationed in all radiotherapy departments and equipping most of the medical linear accelerators wi...

Journal: :Journal of Thoracic Disease 2023

Background: Shape sensing robotic-assisted bronchoscopy (ssRAB) combined with radial endobronchial ultrasound (r-EBUS) and cone beam computed tomography (CBCT) is a newer diagnostic modality for the evaluation of pulmonary lesions. There limited data describing radiation dose CBCT ssRAB. The purpose this study was to describe technical factors associated use ssRAB biopsy

2014
Tadas Venskutonis Povilas Daugela Marijus Strazdas Gintaras Juodzbalys

OBJECTIVES The aim of the present study was to compare the accuracy of intraoral digital periapical radiography and cone beam computed tomography in the detection of periapical radiolucencies in endodontically treated teeth. MATERIAL AND METHODS Radiographic images (cone beam computed tomography [CBCT] scans and digital periapical radiography [PR] images) from 60 patients, achieved from Septe...

Journal: :International endodontic journal 2009
S Patel

Cone beam computed tomography (CBCT) has been specifically designed to produce undistorted three-dimensional information of the maxillofacial skeleton, including the teeth and their surrounding tissues with a significantly lower effective radiation dose compared with conventional computed tomography (CT). Periapical disease may be detected sooner using CBCT compared with periapical views and th...

2015
Hyo-Cheol Kim

With the advent of C-arm cone-beam computed tomography (CBCT), minimally-invasive procedures in the angiography suite made a new leap beyond the limitations of 2-dimensional (D) angiography alone. C-arm CBCT can help interventional radiologists in several ways with the treatment of hepatocellular carcinoma (HCC); visualization of small tumors and tumor-feeding arteries, identification of occult...

Journal: :Journal of vascular and interventional radiology : JVIR 2008
Robert C Orth Michael J Wallace Michael D Kuo

Digital flat-panel detector cone-beam computed tomography (CBCT) has recently been adapted for use with C-arm systems. This configuration provides projection radiography, fluoroscopy, digital subtraction angiography, and volumetric computed tomography (CT) capabilities in a single patient setup, within the interventional suite. Such capabilities allow the interventionalist to perform intraproce...

Journal: :Polish journal of radiology 2016
Smita Kamtane Monali Ghodke

BACKGROUND The aim of the study was to identify the number of root canals and examine root canal morphology of permanent mandibular incisors in an Indian sub-population of Pune, Maharashtra, India using cone-beam computed tomography (CBCT). MATERIAL/METHODS This study was conducted at Elite CBCT & Dental Diagnostics, Pune. One hundred mandibular incisors were evaluated for the number of root,...

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