نتایج جستجو برای: conventional radiography

تعداد نتایج: 276463  

2013
Maryam Tofangchiha Mamak Adel Mahin Bakhshi Mahsa Esfehani Pantea Nazeman Mojgan Ghorbani Elizeyi Amir Javadi

INTRODUCTION Vertical root fracture (VRF) is a complication which is chiefly diagnosed radiographically. Recently, film-based radiography has been substituted with digital radiography. At the moment, there is a wide range of monitors available in the market for viewing digital images. The present study aims to compare the diagnostic accuracy, sensitivity and specificity of medical and conventio...

Journal: :The journal of contemporary dental practice 2001
F Lamus J O Katz A G Glaros

The purpose of the study was to compare the segmental measurement tool from the Shick Technologies CDR digital system with the conventional film radiography measurement technique to determine preoperative working length. Natural extracted human teeth with varying degrees of root curvature were used. All teeth were imaged using the Shick Technologies CDR direct digital system and conventional E-...

2012
DINA AL-SUDANI

The aim of this study was to compare the accuracy of the Radiovisiography (RVG) with conventional Radiographic in canal length estimation in vitro for root canal treatment. Forty-single-rooted teeth were endodontically assessed and working lengths were determined using both conventional intra-oral dental film and Radiovisiography (RVG) 1R1X 70 intra-oral x-ray system. Measurement assessment was...

Journal: :Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics 2009
Ricardo Affonso Bernardes Ivaldo Gomes de Moraes Marco Antonio Húngaro Duarte Bruno C Azevedo José Ribamar de Azevedo Clovis Monteiro Bramante

OBJECTIVES The diagnosis of root fractures by conventional radiographs is still difficult because of limitations of 2D images. Cone-beam volumetric tomography improves the diagnosis capacity in dentistry, such as increased radiation dose to the patient and presence of artifacts on the image. STUDY DESIGN This study compared the images obtained on conventional periapical radiographs and 3D sca...

2010
Robert Gilkeson

While recent advances in radiologic imaging have focused on CT and MRI technology, progress in digital radiographic techniques has also had significant impact on our ability to evaluate cardiothoracic disease. A number of publications have established the improved image quality of digital imaging systems over conventional film techniques [1]. While image quality has clearly improved with digita...

Journal: :International Journal of Research in Orthopaedics 2023

Background: The most often fractured bone among the tarsal bones is calcaneum. first assessment of suspected calcaneum fracture conventional radiography. modern calcaneal fractures mainly based on multidetector computed tomography, because its three-dimensional nature and Volume rendering techniques. objective this study was to compare diagnostic value Multidetector CT with Conventional radiogr...

Journal: :journal of dentistry, tehran university of medical sciences 0
zahra bahrololoomi associate professor, department of pediatric dentistry, faculty of dentistry, shahid sadoughi university of medical sciences, yazd, iran aliasghar soleymani assistant professor, department of pediatric dentistry, faculty of dentistry, shahid sadoughi university of medical sciences, yazd, iran jalil modaresi assistant professor, department of endodontics, faculty of dentistry, shahid sadoughi university of medical sciences, yazd, iran mahsa imanian dentist malihe lotfian assistant professor, department of pediatric dentistry, faculty of dentistry, qazvin university of medical sciences, qazvin, iran

o bjectives: correct determination of working length is an important step for suc- cess of endodontic therapy. conventional radiography has limitations in providing the accurate location of apical foramen. for this reason, electronic apex locators (eals) were developed to shorten the treatment time and decrease the radiation dose. the aim of this study was to evaluate the accuracy of root zx ea...

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