نتایج جستجو برای: neoniti

تعداد نتایج: 19  

2016
Mohsen Aminsobhani Mohamad Saleh Khalatbari Naghmeh Meraji Abdollah Ghorbanzadeh Ehsan Sadri

INTRODUCTION The aim of this study was to compare several metallurgic properties of Neoniti instrument with four other commonly used endodontic rotary files. METHODS AND MATERIALS Neoniti A1 (25/0.08), RaCe (25/0.06), Mtwo (25/0.06), Twisted file (25/0.06) and ProTaper Next X2 (25/0.06) were examined by differential scanning calorimetry (DSC) before and after heat treatment at 500°C. X-ray di...

2017
Jorge Rubio José Ignacio Zarzosa Antonio Pallarés

Objective The aim of this study was to compare the cutting are, root canal anatomy preservation and non-instrumented areas of F360®, F6-SkyTaper®, Hyflex-EDM®, iRACE®, Neoniti®, O.Shape®, P.Next®, Reciproc®, Revo-S® and Wave-One-Gold® size 25 files. Materials and Methods 300 teeth with a single straight root and a circular or elliptical root canal were divided into 10 groups (1-F360®, 2- F6-S...

2016
Mohsen Aminsobhani Mohamad Saleh Khalatbari Naghmeh Meraji Abdollah Ghorbanzadeh Ehsan Sadri

ARTICLE INFO ABSTRACT Article Type: Original Article Introduction: The aim of this study was to compare several metallurgic properties of Neoniti instrument with four other commonly used endodontic rotary files. Methods and Materials: Neoniti A1 (25/0.08), RaCe (25/0.06), Mtwo (25/0.06), Twisted file (25/0.06) and ProTaper Next X2 (25/0.06) were examined by differential scanning calorimetry (DS...

2016
Fariborz Moazzami Leila Khojastepour Mohammadreza Nabavizadeh Mina Seied Habashi

INTRODUCTION The aim of this in vitro study was to compare the canal transportation of two single-file engine-driven systems, Neoniti and Reciproc, using cone-beam computed tomography (CBCT). METHODS AND MATERIALS Forty-five non-calcified roots with mature apices and apical curvature of 15-30 degrees were selected from extracted human maxillary molars for this study. Samples were randomly div...

2017
Zahrasadat Madani Ali Soleymani Tasnim Bagheri Ehsan Moudi Ali Bijani Vahid Rakhshan

INTRODUCTION Transportation is an important iatrogenic endodontic error which might cause failure. This study evaluated the canal transportation caused by Neoniti and ProTaper instruments, using cone-beam computed tomography (CBCT) cross sections. METHODS AND MATERIALS This in vitro experimental study was performed on 40 mesiobuccal roots of maxillary first molars. The teeth were scanned with...

Journal: :iranian endodontic journal 0
mohsen aminsobhani mohamad saleh khalatbari naghmeh meraji abdollah ghorbanzadeh ehsan sadri

introduction: the aim of this study was to compare several metallurgic properties of neoniti instrument with four other commonly used endodontic rotary files. methods and materials: neoniti a1 (25/0.08), race (25/0.06), mtwo (25/0.06), twisted file (25/0.06) and protaper next x2 (25/0.06) were examined by differential scanning calorimetry (dsc) before and after heat treatment at 500 ° c. x-ray ...

Journal: :journal of dentistry, tehran university of medical sciences 0
mohsen aminsobhani naghmeh meraji ehsan sadri

objectives: the purpose of this study was to evaluate the resistance to fatigue failure of five different nickel-titanium rotary files in three different curved trajectories. materials and methods: a total of 150 neoniti a1, race 25.06, mtwo 25.06, twisted file 25.06 and protaper next x2 files with the tip size of 25 were tested (n=30 for each group). three groove types simulating curved canals...

ژورنال: :مجله دانشکده دندانپزشکی مشهد 0
سیاوش سیاوش موشخیان siavash moushekhian assistant professor of endodontics, dental research center, school of dentistry, mashhad university of medical sciences, mashhad, iran.استادیار اندودانتیکس، مرکز تحقیقات دندانپزشکی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی مشهدسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) حسین حسین باقری hosein bagheri assistant professor of dental materials, dental materials research center, school of dentistry, mashhad university of medical sciences, mashhad, iran.استادیار مواد دندانی، مرکز تحقیقات مواد دندانی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی مشهدسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences) علی علی شهابی ali shahabi dentistدندانپزشک مریم مریم فرقانی maryam forghani assistant professor of endodontics, dental materials research center, school of dentistry, mashhad university of medical sciences, mashhad, iran.استادیار اندودانتیکس، مرکز تحقیقات مواد دندانی، دانشکده دندانپزشکی، دانشگاه علوم پزشکی مشهدسازمان اصلی تایید شده: دانشگاه علوم پزشکی مشهد (mashhad university of medical sciences)

مقدمه: هدف از این مطالعه، بررسی میزان شکست فایل های protaper universal و neoniti در زمان آماده سازی کانال های شبیه سازی شده با انحنای شدید بود. مواد و روش‏ها: 70 بلوک رزینی با کانال‏های شبیه سازی شده با انحنای شدید، به طور تصادفی به دو گروه تقسیم شده و با استفاده از فایل‏های protaper universal و neoniti آماده سازی شدند. هر ست فایل برای پاکسازی و شکل دهی 5 کانال مورد استفاده قرار گرفت. فایل ها پ...

مقدمه: هدف از این مطالعه، بررسی میزان شکست فایل های ProTaper Universal و Neoniti در زمان آماده سازی کانال های شبیه سازی شده با انحنای شدید بود. مواد و روش‏ها: 70 بلوک رزینی با کانال‏های شبیه سازی شده با انحنای شدید، به طور تصادفی به دو گروه تقسیم شده و با استفاده از فایل‏های ProTaper Universal و Neoniti آماده سازی شدند. هر ست فایل برای پاکسازی و شکل دهی 5 کانال مورد استفاده قرار گرفت. فایل ها پ...

Journal: :iranian endodontic journal 0
fariborz moazzami leila khojastepour mohammadreza nabavizadeh mina seied habashi

introduction: the aim of this in vitro study was to compare the canal transportation of two single-file engine-driven systems, neoniti and reciproc, using cone-beam computed tomography (cbct). methods and materials: forty-five non-calcified roots with mature apices and apical curvature of 15-30 degrees were selected from extracted human maxillary molars for this study. samples were randomly div...

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