نتایج جستجو برای: direct digital radiography

تعداد نتایج: 737919  

A Tabibi F Falahzadeh H Modir Falah M tofangchiha SH Safarzadeh

Background & Aims: Conventional radiography is used for the diagnosis of problems such as dental caries and failure in root canal therapy. The diagnosis accuracy of conventional radiography is acceptable in the evaluation of anatomical and pathological structures. However, it seems that by using digital radiography we can obtain more information in this field. The aim of this study is to compar...

Journal: :The journal of contemporary dental practice 2010
Najmeh Anbiaee Anousheh Rashad Mohassel Mahrokh Imanimoghaddam Seyed Mostafa Moazzami

AIM The purpose of this laboratory research was to compare the accuracy of digital and conventional bitewing radiographs in the diagnosis of recurrent caries under class II amalgam restorations. METHODS AND MATERIALS This study involved 82 posterior intact teeth in which class II amalgam boxes were prepared. Carious lesions were simulated in half of the proximal boxes in the intersection betw...

Journal: :journal of dental materials and techniques 0
hossein hossein hoseini zarch department of oral and maxillofacial radiology, dental material research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) adineh adineh javadian langaroodi department of oral and maxillofacial radiology, dental material research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) mina mina shafagh motlagh department of pedodontics, faculty of dentistry, mashhad university of medical sciences, mashhad, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

introduction: although proximal dental caries are very common, clinical examinations cannot detect them all. panoramic radiography has been widely used in dentistry for both diagnosis and screening. this study aimed to investigate and compare the efficacy of two digital panoramic radiography techniques in the diagnosis of proximal caries. methods: a total number of 60 patients referred to a den...

Journal: :journal of dentomaxillofacil radiology, pathology and surgery 0
seyedeh tahereh mohtavipour department of maxillofacial radiology, guilan university of medical sciences, rasht, iran shiva sadeghi department sciences research center, faculty of dentistry, guilan university of medical research, rasht, iran. seyedeh saeedeh mohtavipour department of pediatric dentistry, guilan university of medical sciences, rasht, iran. aliehsadat javadzadeh haghighat department of maxillofacial radiology, guilan university of medical sciences, rasht, iran maryam rezvani department of maxillofacial radiology, guilan university of medical sciences, rasht, iran. bahar mamoud khalesi department of maxillofacial radiology, guilan university of medical sciences, rasht, iran.

introdouction: canal length measurement is essential for proper endodontic treatment. any error or miscalculation in working length determination, particularly in curved canals, can result in complications during or after root canal therapy. digital radiography has enabled accurate measurement of curved canal length. in this study, we evaluated the accuracy of calibration of a complementary met...

Journal: :journal of dentomaxillofacil radiology, pathology and surgery 0
sanam mirbeigi department of oral and maxillofacial radiology, faculty of dentistry shahid sadouqi university of medical science, yazd, iran leila khojastepour department of oral and maxillofacial radiology, faculty of dentistry, shiraz university of medial science, shiraz, iran fatameh ezoddini faulty of dentistry, shahid sadouqi university of medical science, yazd, iran

introdouction: the purpose of the present study was to determine the possible relationship between gonial angle size and three mandibular morphometric parameters, namely, panoramic mandibular index (pmi), mandibular cortical width (mcw), and antegonial notch depth (ad), in digital panoramic radiographs. materials and methods: pmi, mcw, and ad were calculated in digital panoramic radiographs of ...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
s. nikneshan dept. of oral & maxillofacial radiology, school of dentistry, shahid beheshti university of medical sciences, tehran, iran. b. moghaddamzade

objective: after introduction of digital radiography into dentistry several methods of image acquisition were accessible in the field of dentistry. in many instances it is necessary to digitize analog images. there is no overall acceptable method for image digitization so all different types of images can be comparable. the objective of this study was to compare the diagnostic accuracy of diffe...

2015
Enver OZCETE Bahar BOYDAK Murat ERSEL Selahattin KIYAN Ilhan UZ Ozgur CEVRIM

OBJECTIVES To compare the differences between conventional radiography and digital computerized radiography (CR) in patients presenting to the emergency department. METHODS The study enrolled consecutive patients presenting to the emergency department who needed chest radiography. Quality score of the radiogram was assessed with visual analogue score (VAS-100 mm), measured in terms of millime...

ژورنال: مجله دندانپزشکی 2005
, سلطانی محمدآبادی, مهدی , عزالدینی اردکانی, فاطمه , گودرزی‌پور, داریوش ,

Background and Aim: Proper shaping and cleaning of the root canal system is one of the most important aspects of endodontic treatment. To estimate the canal length before instrumentation in endodontic treatment, traditionally, conventional radiographic techniques and recently Direct Digital Radiography (DDR) are applied. The application of computer technology to radiography has allowed less exp...

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