نتایج جستجو برای: length of tooth

تعداد نتایج: 21177350  

AMID ATHARI, TElMUR FALLAH,

A 79 year old fanner referred to a dental clinic because of toothache for one week. After extraction of a painful tooth, three larvae, 1.5 cm in length emerged from the dental cavity. Morphological study of the larvae proved them as W. magnifica. This is the first report of dental cavity myiasis from Iran.

Journal: :The International journal of periodontics & restorative dentistry 2011
Paul Fletcher

Research shows that practitioners tend to underestimate the amount of tooth structure that must be exposed during a crown lengthening procedure. In the anterior portion of the mouth, this can lead to biologic width problems and subsequent cosmetic issues. This paper presents a biologically based, step-by-step approach to periodontal esthetic crown lengthening. Using a series of innovative measu...

2012
Ahmed M F. El-Angbawi Grant T. McIntyre David R. Bearn Donald J. Thomson

OBJECTIVES The aim of this study was to compare the accuracy and agreement of scanned film and digital periapical radiographs for the measurement of apical root shortening. STUDY DESIGN Twenty-four film and digital [phosphor plate sensor (PPS)] periapical radiographs were taken using the long-cone paralleling technique for six extracted teeth before and after 1mm of apical root trimming. All ...

2015
Maria D. Basso Fabiano Jeremias Rita C. L. Cordeiro Lourdes Santos-Pinto

BACKGROUND Methods for determining the root canal length of the primary tooth should yield accurate and reproducible results. In vitro studies show some limitations, which do not allow their findings to be directly transferred to a clinical situation. AIM To compare the accuracy of radiographic tooth length obtained from in vivo digital radiograph with that obtained from ex vivo digital radio...

Journal: :medical journal of islamic republic of iran 0
amid athari from the department of microbiology, school of medicine, kermanshah university of medical sciences, kermanshah, islamic republic of iran. telmur fallah

a 79 year old fanner referred to a dental clinic because of toothache for one week. after extraction of a painful tooth, three larvae, 1.5 cm in length emerged from the dental cavity. morphological study of the larvae proved them as w. magnifica. this is the first report of dental cavity myiasis from iran.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

2017
Smitha Reddy Bhuvan Shome Jayaprakash Patil Pradeep Koppolu

INTRODUCTION Exploration and determination of the relationship between stature and length of tooth is essential in Paleontology, Forensic Odontology and Endodontology. This study aimed to determine any association between stature and posterior tooth length in a group of patients who required root canal treatment. METHODS Age, sex and standing height of adults were considered for posterior too...

2016
Tiago Maia Fernandes Oliveira Lígia Vieira Claudino Cláudia Trindade Mattos Eduardo Franzotti Sant'Anna

Objective: The aim of this preliminary study was to assess changes in tooth length and alveolar thickness following retraction of maxillary incisors. Methods: A total of 11 patients presenting severe maxillary dentoalveolar protrusion revealed by initial (T1) cone-beam computed tomography (CBCT), and whose treatment plan included extraction of maxillary first premolars and retraction of maxil...

2015
Hiroya Ozaki Jun-ya Tominaga Ryo Hamanaka Mayumi Sumi Pao-Chang Chiang Motohiro Tanaka Yoshiyuki Koga Noriaki Yoshida

The porpose of this study was to determine the optimal length of power arms for achieving controlled anterior tooth movement in segmented arch mechanics combined with power arm. A three-dimensional finite element method was applied for the simulation of en masse anterior tooth retraction in segmented power arm mechanics. The type of tooth movement, namely, the location of center of rotation of ...

2017
Jae-Won Song Richard Leesungbok Su-Jung Park Se Hun Chang Su-Jin Ahn Suk-Won Lee

PURPOSE The aim of this investigation was to analyze the dimensions of clinical crowns and to classify the crown and the gingival type in the anterior teeth in Korean young adults. MATERIALS AND METHODS Casts were obtained from 50 subjects ranging in age from 24 to 32. Measurements of length and width were made on the casts using a pair of digital calipers on the entire dentition. Crown thick...

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