نتایج جستجو برای: coronal leakage

تعداد نتایج: 44134  

بهناز, محمد علی, فلاح تفتی, عباس, لطفی کامران, محمد حسین,

Introduction: Dimensional changes in acrylic patterns during laboratory process to fabricate casting are an important issue which could lead to many clinical consequences. Microleakage, lack of retention and fitness are few of problems which could be predicted in the case of dimensional changes in acrylic patterns. So, investigating the factors which could minimize the dimensional change is nec...

ژورنال: مجله دندانپزشکی 2005
شکوهی‌نژاد, نوشین , ضرابیان, محمد , علیقلی, مرضیه ,

Background and Aim: Today several materials have been used for root- end filling in endodontic surgery. Optimal properties of Pro Root MTA in in-vitro and in-vivo studies has been proven. On the other hand, based on some studies, Root MTA (Iranian Pro Root MTA) and Portland cement are similar to Pro Root MTA in physical and biologic properties. The aim of this study was to evaluate bacterial le...

Journal: :Circulation 2010
Bohyun Kim Joon-Won Kang Choong Wook Lee Dae Chul Suh Jae Won Lee Tae-Hwan Lim

A 64-year-old man came to the emergency department complaining of dyspnea. He had a history of ascending aortic pseudoaneurysm treated by ascending aortic and total arch replacement 2 months before. Because he had had deep vein thrombosis of the femoral vein, pulmonary thromboembolism was suspected, and contrast-enhanced computed tomography (CT) of the chest was performed. The dose-length produ...

2010
Bohyun Kim Choong Wook Lee Dae Chul Suh Jae Won Lee

A 64-year-old man came to the emergency department complaining of dyspnea. He had a history of ascending aortic pseudoaneurysm treated by ascending aortic and total arch replacement 2 months before. Because he had had deep vein thrombosis of the femoral vein, pulmonary thromboembolism was suspected, and contrast-enhanced computed tomography (CT) of the chest was performed. The dose-length produ...

2010
Shahriar Shahi Mohammad Samiei Saeed Rahimi Hossein Nezami

INTRODUCTION The purpose of this in vitro study was to compare the coronal seal of four temporary filling materials, Coltosol, Zonalin, Zamherir, and Intermediate Restorative Material (IRM) by the India ink dye penetration test. MATERIALS AND METHODS Endodontic access preparations were prepared in 120 extracted intact human premolars. The teeth were randomly divided into six groups including ...

Journal: :The journal of contemporary dental practice 2017
Maryam Tavangar Zahra Zohri Hosein Sheikhnezhad Shahrzad Shahbeig

PURPOSE This study was undertaken to compare the micro-leakage of class V cavities restored with the newly introduced Embrace WetBond class V (EWC) composite resin and conventional Opallis composite resin. MATERIALS AND METHODS In this in vitro study, class V cavities were prepared on 30 extracted bovine incisors, with the gingival floor and the coronal margin of the cavities 1 mm apical and ...

2015
Keziban Olcay Liviu Steier Hilal Erdogan

PURPOSE The purpose of this study was to compare the sealing ability of temporary restorative materials at 24 hrs and 1 week. MATERIALS AND METHODS Endodontic access cavities were prepared in 56 extracted lower incisor-teeth and divided into 5 groups (n=10). Standard 5 mm deep access preparations were completed and root canals were prepared to size ISO #30 file. The access cavities were resto...

Journal: :International endodontic journal 2002
G M G Hommez C R M Coppens R J G De Moor

AIMS To evaluate the impact of the quality of coronal restorations scored on a clinical and radiographic basis and the quality of root fillings on periapical health. METHODOLOGY Periapical radiographs were taken of 745 root-filled teeth, randomly selected from patients attending the Ghent University Dental School. The teeth had not received restorative treatment in the previous year. The coro...

2007
G. Bergenholtz L. Spångberg

I) Introduction (II) Diseases of the Pulp (III) Controversies in the Management of Exposed Pulp in the Adult Tooth NATURE OF THE CONTROVERSY POTENTIAL FACTORS OF SIGNIFICANCE TO FAILURE OF PULP CAPPING RESEARCH DIRECTIONS INDIRECT PULP CAPPING—ALTERNATIVE TO DIRECT PULP CAPPING? (IV) Controversies in Endodontic Therapy NATURE OF THE CONTROVERSY SUCCESS AND FAILURE OF ENDODONTIC THERAPY CORONAL ...

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