نتایج جستجو برای: direct digital radiography

تعداد نتایج: 737919  

BACKGROUND: Dental disease, trauma and maxillofacial surgeries can cause alveolar bone defects. Among different kinds of treatment, autogenous bone grafts is accepted as a golden standard. On the other hand, because of limitation of treatment with autogenous bone grafts, osteogenic cells derived from stem cells are suggested. OBJECTIVES: The aim of this study was to compare the mean density of ...

Journal: :Pediatric dentistry 2000
K K Uprichard B J Potter C M Russell T E Schafer S Adair R N Weller

PURPOSE The aim of this study was to compare the performance of direct digital radiography and traditional dental radiography for the detection of proximal surface dental caries in the mixed dentition. METHODS 15 quadrants of extracted teeth, arranged from the primary canine to permanent first molar, were imaged using direct digital (Schick Technologies, Long Island City, NY, USA) and convent...

Journal: :journal of dental research, dental clinics, dental prospects 0
maryam zangooei booshehry abdolrahim davari fatemeh ezoddini ardakani mohammad reza rashidi nejad

background and aims. the aim of the present study was to compare the effect of application of an image processing mode of a colorizer on the efficacy of the detection of interproximal carious lesions viewed in direct digital radiography. materials and methods. a total of 102 proximal surfaces of extracted human premolars on direct digital images were evaluated by three observers with and withou...

ژورنال: مجله دندانپزشکی 2011
فتوحی, اکبر, نجات, سحرناز, گودرزی‌پور, داریوش,

Background and Aims: Conventional radiological equipments in our country are going to be converted to digital system using computed radiology (CR) technology. If we know the accuracy of digital panoramic radiography for detection of small defects in tooth, it will be useful in cases with difficulty for taking the intraoral radiographs. The aim of this study was to evaluate sensitivity and speci...

Journal: :مجله تحقیق در علوم دندانپزشکی و فک و دهان 0
dehghani m montazer lotf elahi h moeini m bardal r

abstract background and aim: cone beam computed tomography (cbct) produces high-quality data in periodontal diagnosis and treatment planning. the aim of this study was to compare the accuracy of cbct with intraoral digital and conventional radiography in the measurement of periodontal bone defects.  methods and materials: in this diagnostic research, two hundred and eighteen artificial osseous ...

Journal: :مجله تحقیق در علوم دندانپزشکی و فک و دهان 0
mehralizade s nemati anaraki s sakhdari s miraba s amiri siavashani m bayat s

abstract background and aim: considering the importance of detection of secondary caries, the adverse consequences of false positive and false negative diagnoses and the gap of information in the diagnostic efficacy of digital sensors in detection of secondary caries, this in vitro study sought to compare the diagnostic efficacy of two different resolutions of radiographs obtained by photostimu...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
آناهیتا مرامی a marami . [email protected] ربابه نورمحمدی r noormohammadi مستانه جواهری m javaheri

introduction: radiography is one of the most important diagnostic methods for evaluation of dental caries. on the other hand, the least amount of radiation along with high quality is a main gold standard. the purpose of this study was to compare the diagnostic accuracy of primax, insight radiographic films, and direct digital images (schick cmos-aps), in detection of interproximal natural carie...

2013
Dirk De Langhe

Increasingly, veterinarians are using medical imaging to diagnose their patients. There is a corresponding tendency towards replacing conventional film-screen systems with digital medical imaging systems, such as computed radiography (CR) and direct radiography (DR). With these systems, many veterinarians around the world are enjoying considerable benefits, including time savings and optimal im...

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