نتایج جستجو برای: intraoral digital radiography
تعداد نتایج: 328480 فیلتر نتایج به سال:
OBJECTIVE To determine the film-retake rates and causes in digital radiography comparison to conventional X-rays method. STUDY DESIGN Comparative study. PLACE AND DURATION OF STUDY Radiology Department, Aga Khan University Hospital, Karachi, from January 2004 to December 2006. PATIENTS AND METHODS X-rays of different body parts, conducted during the year 2004, with conventional radiograph...
STATEMENT OF PROBLEM Intraoral scanners have been reported to have limited accuracy in edentulous areas. Large amounts of mobile tissue and the lack of obvious anatomic landmarks make it difficult to acquire a precise digital impression of an edentulous area with an intraoral scanner. PURPOSE The purpose of this in vitro study was to determine the effect of an artificial landmark on a long ed...
Belma Muhamedagic, Lejla Muhamedagic Faculty of Medicine, University of Sarajevo, Bosnia and Herzegovina ography-RVG, Trophy Radiologie, Croissy Beaubourg, France [now Trophy, A Kodak Company, Rochester, N.Y.]). RVG is modern diagnostic method based on use of digital roentgen. Principle is use of so called CCD chip in RVG sensor (Figure 1) that put in patient’s mouth (3). The first dental digit...
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...
conclusions the designed software was able to detect a significant number of dentin caries and acceptable measuring of the depth of carious lesions in enamel and dentin. however, the software had limited ability in detecting enamel lesions. background radiographs, adjunct to clinical examination are always valuable complementary methods for dental caries detection. recently, progressing in digi...
introdouction:the study aimed to compare the accuracy of proximal caries detection by dental practitioners using two different systems, direct digital system and conventional films, under routine environmental conditions. materials and methods: eleven extracted human posterior teeth were mounted on wax frames and were exposed using the direct digital system and conventional films. seventy-four ...
conclusions according to the results of this study, the accuracy of the file length in improved digital images showed no significant difference in comparison with the actual file length. materials and methods using an analytical-diagnostic method, an access cavity was prepared in 36 mandibular and maxillary premolar teeth. a file # 15 was inserted into the canal of each tooth until the tip of t...
Background: Considering the severity of COVID-19 outbreak and its rapid person-to-person transmission challenges it has brought about in dentistry, especially intraoral radiography, following established guidelines prescribing radiographs is great prominence. Objectives: We aimed to evaluate necessity prescribed estimate number unnecessary prescriptions during pandemic. Methods: This cross-sect...
PURPOSE In patients with atrophic mandibles, elevation of the floor of the mouth often prevents intraoral rectangular radiography for longitudinal follow-up studies, while extraoral techniques such as panoramic radiographs tend to produce distorted views of the interforaminal region. In this study, intraoral rectangular radiographs and panoramic radiographs were compared for their accuracy in e...
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