نتایج جستجو برای: canal configuration

تعداد نتایج: 160088  

Journal: :The Journal of bone and joint surgery. British volume 1980
S Eisenstein

The shallow lateral recesses of the trefoil shape of the lumbar spinal canal have been implicated in the production of the spinal stenosis syndrome. In the present study, 485 skeletons of South African Blacks and Whites were examined in order to establish the incidence and possible genesis of the trefoil configuration. The overall incidence was 14 per cent, with little variation between the sex...

2013
Ankit Arora Shashi Rashmi Acharya Muliya Vidya Saraswathi Padmaja Sharma Amber Ather

The mesiobuccal root of the maxillary molars is well known to pose a hindrance during endodontic therapy. Presented here is a case of a maxillary left second molar where three canals were located in its mesiobuccal root with the use of visual and diagnostic aids. Difficulties encountered during the process of unveiling the tooth's internal anatomy were discussed. The dilemmas encountered pertai...

2013
Mohsen Aminsobhani Mona Sadegh Naghmeh Meraji Hasan Razmi Mohamad Javad Kharazifard

OBJECTIVE To evaluate differences in the root and canal configurations of mandibular permanent anterior incisors and canines in an Iranian population by means of Cone Beam CT (CBCT) images. MATERIALS AND METHODS Four hundred CBCT images of mandibular permanent incisors and canines that met the inclusion criteria were evaluated. Vertucci's classification was used to evaluate the number of root...

Journal: :journal of dentistry, tehran university of medical sciences 0
mandana naseri associate professor, department of endodontics, school of dentistry, shahid beheshti university of medical sciences, tehran, iran. mohammad javad kharazifard research fellow, dental research center, tehran university of medical sciences, tehran, iran. sepanta hosseinpour dental and mph student, students' research office, school of dentistry, shahid beheshti university of medical sciences, tehran, iran.

objectives: it is essential for clinicians to have adequate knowledge about root canal configurations; although its morphology varies largely in different ethnicities and even in different individuals with the same ethnic background. the current study aims to review the root canal configurations of mesiobuccal roots of maxillary first molars in an iranian population based on different epidemiol...

2015
Mothanna Alrahabi Muhammad Sohail Zafar

OBJECTIVES The success of endodontic treatment is based on cleaning and shaping of the root canals. The root canals have complex morphology and wide individual variations. The objective of this study was to analyze root canals morphology and existence of extra canals in maxillary molars in Saudi subpopulation. METHODS Freshly extracted maxillary first molars (n=100) were included in this stud...

2017
Shefali Wadhwani Mahesh Pratap Singh Manish Agarwal Pavithra Somasundaram Manjusha Rawtiya P. K. Wadhwani

Introduction To evaluate the prevalence of C-shaped root canals in mandibular molars using cone beam computed tomography (CBCT) in a subpopulation of Central India. Materials and Methods CBCT scans of patients from diagnostic imaging center were selected in accordance with the criteria given by Fan et al. (2004) for C-shaped canals. A total of 238 CBCT scans fulfilled the inclusion criteria a...

Journal: :iranian endodontic journal 0
bahareh dadresanfar department of endodontics, dental school, islamic azad university/ iranian center for endodontic research, tehran, iran zohreh khalilak department of endodontics, dental school, islamic azad university/ iranian center for endodontic research, tehran, iran solaleh shahmirzadi dental student, tehran, iran

the maxillary first premolar may present large number of anatomic variations. the clinician should be aware of the configuration of the pulp system. maxillary first premolars usually have two canals. the incidence of three canals in these teeth is quite rare. this case report presents the diagnosis and clinical management of a maxillary first premolar with two distinct canals in the apical thir...

2013
Raed Mukhaimer Maher Jarbawi

Aim: The aim of this study was to survey the root canal morphology of mandibular incisor teeth in a Palestinian population using radiographic approach. Materials and Methods: Five hundred and twenty two extracted mandibular incisor teeth were randomly collected from Palestinian population. The teeth were radiographed from a mesiodistal direction and examined for the presence of a second canal a...

2013
M Zare Jahromi F Jafari Golestan M Mashhadi Esmaeil SH MoouaviZahed M Sarami

STATEMENT OF PROBLEM The knowledge of the pulp anatomy plays an important role in the success of endodontic treatments. PURPOSE The aim of this study was to determine the root and canal morphology of the mandibular second molar teeth in an Iranian population. MATERIAL AND METHODS One hundred intact human mandibular second molars were collected. The teeth were examined visually and the numbe...

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