نتایج جستجو برای: diagnodent

تعداد نتایج: 137  

2015
Sharan S Sargod

AIM: The objective of this in vitro study was to evaluate the effects of new dentifrices containing 1.5% arginine, an insoluble calcium compound, and fluoride for their ability to promote remineralization of demineralized enamel. Methods: Twenty human premolar extracted for orthodontic reasons were used. The specimens were immersed in demineralization solution followed by application of proargi...

ششمانی, مهسان, قلیچ خانی, زهرا, لطفیان, ملیحه,

Background and purpose: Deep fissures of occlusal surface in recently erupted first permanent molars are prone to accumulation of bacterial plaque. Sealing these fissures by appropriate flowing materials, as pit and fissure sealants, is a conservative way to prevent caries. The purpose of this study was to compare retention of flowable composite resin by resin modified glass ionomer sealant in ...

Journal: :journal of dentistry, tehran university of medical sciences 0
masoud fallahinejad ghajari associated professor of pediatric dentistry, department of pediatric dentistry, school of dentistry , shahid beheshti university of medical sciences. tehran, iran. ladan eslamian professor of orthodontics, department of orthodontic dentistry, school of dentistry, shahid beheshti university of medical sciences .tehran, iran. azam naji rad pedodontist seyyedeh pouya morovati assistant professor of pediatric dentistry

objectives: this study aimed to compare the incidence of white spot lesions (wsls) around orthodontic bands following the application of two glass ionomer (gi) cements namely gc gold label and gc fuji plus for six to 12 months. materials and methods: a total of 186 permanent first molars of orthodontic patients requiring banding of at least two permanent first molars were chosen. the teeth were...

Journal: :dental research journal 0
ava vali sichani shahrzad javadinejad roshanak ghafari

background: direct observation cannot detect caries under restorations; therefore, the aim of this study was to compare the accuracy of radiographs and diagnodent in detecting caries under restorations in primary teeth using histologic evaluation. materials and methods: a total of 74 previously extracted primary molars (37 with occlusal caries and 37 without caries) were used. class 1 cavity pr...

2012
Fernanda Brandão MOLLICA Carlos Rocha Gomes TORRES Sergio Eduardo de Paiva GONÇALVES †Maria Nadir Gasparoto MANCINI

UNLABELLED There are several methods for identifying carious dentinal tissue aiming to avoid removal of healthy dentinal tissue. OBJECTIVES The purpose of this study was to test different methods for the detection of carious dentinal tissue regarding the amount of carious tissue removed and the remaining dentin microhardness after caries removal. MATERIAL AND METHODS The dentin surfaces of ...

2014
Gonca Girenes Tezer Ulusu

OBJECTIVES The aim of this study is to determine the effects on remineralization of a novel iontophoresis device called 'Fluorinex', conventional (acidulated phosphat fluoride) APF gel treatment, and conventional ionthophoresis device comparatively by laser fluorescence measurements. STUDY DESIGN Artificial incipient carious lesions were created on immature, 60 intact premolar and molar teeth...

ابراهیم , دکتر محمد , تراب زاده , دکتر حسن , قاسمی, دکتر امیر , میرمعزی , دکتر سید امیر , کدخدازاده , دکتر مهدی ,

  بررسی اثر استفاده توام اُزن و فلوراید در پوسیدگیهای اولیه ریشه       دکتر امیر قاسمی1- دکتر حسن تراب زاده 1 - دکتر محمد ابراهیم 2- دکتر مهدی کدخدازاده 3- دکتر سید امیر میرمعزی 4   1- دانشیار گروه آموزشی ترمیمی دانشکده و عضو مرکز تحقیقات دندانپزشکی دانشگاه علوم پزشکی شهید بهشتی   2- عضو هیئت علمی گروه آموزشی ترمیمی دانشکده دندانپزشکی دانشگاه علوم پزشکی شهید بهشتی   3- استادیار گروه آموزشی پریود...

Journal: :journal of dentistry, tehran university of medical sciences 0
kazem saber hamishaki phd candidate, laser research center of dentistry, school of dentistry, tehran university of medical sciences, tehran, iran. nasim chiniforush phd candidate, laser research center of dentistry, school of dentistry, tehran university of medical sciences, tehran, iran. abbas monzavi associate professor, prosthodontic department, laser research center of dentistry, school of dentistry, tehran university of medical sciences, tehran, iran. mohammad javad khazarazifard phd candidate of epidemiology, dental research center dentistry research institute, tehran university of medical sciences, tehran, iran.

the aim of this study was to compare the level of agreement between four operators with different levels of experience for two methods of detecting secondary enamel and dentin carious lesions in composite restored teeth.sixty teeth of 40 patients with with secondary carious lesions in the composite resin were selected. the teeth were examined by two methods; visual inspection and a laser fluore...

Journal: :Community dentistry and oral epidemiology 2008
Jan Kühnisch Susanne Berger Inka Goddon Helga Senkel Nigel Pitts Roswitha Heinrich-Weltzien

This epidemiological study aimed to compare the diagnostic outcome of the WHO criteria, ICDAS II criteria, laser fluorescence measurements, presence of plaque and roughness as activity scores on occlusal fissures and buccal/palatal pits of the first permanent molars. The study involved 311 children between 8 and 12 years of age from the Ennepe-Ruhr District in North Rhine-Westphalia, Germany. T...

ژورنال: :مجله دانشکده دندانپزشکی مشهد 0
مجید مجید اکبری majid akbari associate professor of operative dentistry, dental research center, school of dentistry, mashhad university of medical sciences, mashhad, iranدانشیار ترمیمی و زیبایی، مرکز تحقیقات دندانپزشکی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی مشهد فرزانه فرزانه احراری farzaneh ahrari assistant professor of orthodontics, dental research center, school of dentistry, mashhad university of medical sciences, mashhad, iranاستادیار ارتودانتیکس، مرکز تحقیقات دندانپزشکی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی پزشکی مشهدسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) حسین حسین حسینی زارچ hossein hoseini-zarch assistant professor of maxillofacial radiology, material research center, school of dentistry, mashhad university of medical sciences, mashhad, iran.استادیار رادیولوژی دهان، فک و صورت، مرکز تحقیقات مواد دندانی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی مشهدسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) فاطمه فاطمه موقری پور fatemeh movagharipour dentistدندانپزشکسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

مقدمه: تشخیص نیاز نواحی معدنی‏زدایی شده پروگزیمالی به تهیه حفره و ترمیم، همواره به عنوان یک موضوع چالش برانگیز در طرح درمان‏های ترمیمی مطرح بوده است. هدف از این مطالعه بررسی کارایی روش لیزر فلورسانس (lf) در تشخیص حفرات پروگزیمالی بود. مواد و روش‏ها: در این مطالعه بالینی، تعداد 44 سطح پروگزیمالی در 38 دانشجوی دندانپزشکی مورد بررسی قرار گرفت. بیمارانی انتخاب شدند که در رادیوگرافی بایت وینگ دارای ...

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