نتایج جستجو برای: four canals tooth

تعداد نتایج: 712831  

2007
Mohammad Frough Reyhani Saeed Rahimi Shahriar Shahi

A mandibular first molar requiring root canal therapy was found with five canals, three mesial canals, and two distal canals. Initially, four canals (mesiobuccal, mesiolingual, distobuccal, and distolingual) were identified. The mesiobuccal and mesiolingual canals were found in their normal locations, and a fifth canal was noted between these two. This case demonstrates a rare anatomical config...

Golbarg Kolahi Ahari, Mohammad Tajedin , Mohammad Ali Mozayeni , Omid Dianat , Soheila Darmiani , Yazdan Shantiaee ,

Objectives: Different chelators may be used during root canal treatment, offering various advantages including lubricant effect inside the canal and smear layer removal. However, chelator residues in narrow root canals can lead to apical microleakage. The aim of this in-vitro study was to compare apical microleakage following the use of three root canal chelators via fluid filtration method in ...

Journal: :Archive of clinical medicine 2022

The objective of the research was to determine effectiveness obturation root canals and crown part teeth, identify most important factors influencing its results, based on X-ray examination.
 Materials methods: study conducted at Dental Center (University Clinic, Ivano-Frankivsk National Medical University). Evaluation 140 orthopantomograms, computed tomograms digital intraoral images pati...

2010
Ya-qin Zhu Ying-xin Gu Rong Du

Purpose: This study was conducted to evaluate the reliability of Schneider’s and Weine’s methods by comparing the difference of root canal curvatures measured by three examiners. Materials and Methods: Fifty-one selected premolars were measured by three trained graduates of endodontics respectively with Schneider’s and Weine’s methods. The results were analyzed with analysis of variance (ANOVA)...

Journal: :European journal of therapeutics 2023

Objective: To determine whether the missing canals in endodontically treated single-rooted teeth with two-canals are present either buccal or lingual/palatal for Turkish subpopulation. Methods: High-quality cone-beam computed tomography scans of 1297 belonging to 782 adults over age 18 were obtained from archive a dental clinic. Within this dataset, 129 had undergone endodontic treatment and po...

ژورنال: مجله دندانپزشکی 2013
رزمی, حسن , سبحانی, محسن امین , صادق, مونا ,

  Background and Aims: Successful root canal therapy requires knowledge of tooth anatomy and root canal morphology. For permanent mandibular premolars, great variety in size, shape and number of roots and root fusion expression has been reported in the literature. There is a wide variety of methods used in studies for evaluating the root canal morphology. One of these methods is Cone-beam Compu...

2017
Serap Keskin Tunc Mehmet Savas Kayasan Esma Ozeroglu Cennet Neslihan Eroglu

Children and young adults often have tooth loss due to congenital tooth deficiency, trauma, or caries. Autotransplantation has many benefits. The transplanted tooth can be moved orthodontically, maintains alveolar bone growth potential during eruption, and functional periodontal ligament function also permits tooth eruption, allows the defected areas to be filled with the bones; gingival contou...

2006
Shahrzad Nazari Farshid MirMotalebi

Taurodontism is a rare dental anomaly in which the involved tooth has an enlarged and elongated body and pulp chamber with apical displacement of the pulpal floor. Endodontic treatment of these teeth is challenging, because it is hard to identify the number of root canals. In this article a case of bilateral involvement of maxillary first molars is presented. Endodontic treatment of right maxil...

2010
Amit Kumar Garg RK Tewari MK Jindal Neha Agrawal

A major anatomical variant of the two-rooted mandibular first molar is a tooth with an additional distolingual third root: The radix entomolaris (RE). It is essential to anticipate and find all roots and canals during root canal treatment. Proper angulations and interpretation of radiographs help to identify pulp chamber and root anatomy. If present, an awareness and understanding of this unusu...

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