نتایج جستجو برای: obturation length

تعداد نتایج: 308775  

2013
Hengameh Ashraf Payam Paymanpour Maryam Mojtahed Bidabadi Reihaneh Hajrezai

Long-term success of endodontic treatment is strictly dependent on proper shaping and cleaning of the root canal system followed by obturation of entire prepared space. Anatomical variations should be considered during radiographic and clinical evaluation as parts of endodontic treatment. A mandibular premolar with three canals is quite rare and such a tooth requires special canal preparation a...

Journal: :Journal 2009
Denise Pontes Raldi Isabel Mello Sandra Márcia Habitante Jose Luiz Lage-Marques Jeffrey Coil

Three clinical cases involving teeth with open apices and apical periodontitis were treated using different protocols. The first case was managed with intracanal calcium hydroxide paste for 12 months before obturation with gutta-percha and sealer. In the second case, an apical plug of mineral trioxide aggregate (MTA) was used before obturation with gutta-percha and sealer and treatment was comp...

Introduction: The most common approach for obturation of roots which were treated endodontically is lateral condensation. Finger spreaders have an essential role in packing the gutta-percha cones. This survey was carried out to compare the compaction index of root canal obturation made by Stainless Steel (SS) and Nickel-Ttitanium (Ni-Ti) spreaders and different gutta-percha tapers. Materials a...

Journal: :The journal of contemporary dental practice 2015
Zahed Mohammadi Hamid Jafarzadeh Sousan Shalavi Shilpa Bhandi Jun-Ichiro Kinoshita

Resilon is a thermoplastic synthetic polymer-based endodontic material alternative to gutta-percha. It contains bioactive glass and also radiopaque fillers. It has the same handling properties as gutta-percha. For endodontic retreatment, it may be dissolved with some solvents, such as chloroform or softened with heat. The composition of Resilon and its sealer (Epiphany) bond to dentin and form ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis protic and aprotic ammonium-based ionic liquids were synthesized and their surface tensions were measured in the range of 298-373k. the protics are alkyl ammonium-based ils with the carboxylate (formate, acetate, propionate) anion and aprotics are quaternary ammonium-based ils with bis(trifluoromethylsulfonyl)imide anion. capillary rise method was used for surface tension measure...

2016
Yeon‐Jee Yoo Seung‐Ho Baek Kee‐Yeon Kum Won‐Jun Shon Kyung‐Mi Woo WooCheol Lee

The application of mineral trioxide aggregates (MTA) cement during the root canal obturation is gaining concern due to its bioactive characteristic to form an apatite in dentinal tubules. In this regard, this study was to assess the biomineralization of dentinal tubules following root canal obturation by using pozzolan-based (Pz-) MTA sealer cement (EndoSeal MTA, Maruchi). Sixty curved roots (m...

Journal: :The journal of contemporary dental practice 2006
A O Arigbede O O Dosumu O P Shaba T A Esan

AIM Maxillectomy often results in a high level of morbidity with significant psychological and functional implications for the patient. Such disabilities include inability to masticate, deglutition, and speech disturbance. Unfortunately, little is known about the nature of the speech disturbance and the influence of the class of surgical defects in this group of patients. The aims of the presen...

2006

This study was carried out to assess the success rate of apicectomy of anterior and premolar teeth. Out of 336 patients, who had undergone apicectomy in a private practice between 1997–2001, only 256 patients (76.2%) completed the two years recall visits; which was the minimum time recommended in this study to judge whether the operation was successful or not. The age range of the patients was ...

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