نتایج جستجو برای: dental stress analysis

تعداد نتایج: 3315859  

2014
Keyoung Jin Chun Jong Yeop Lee

There are two objectives. One is to show the differences in the mechanical properties of various dental restorative materials compared to those of enamel and dentin. The other is to ascertain which dental restorative materials are more suitable for clinical treatments. Amalgam, dental ceramic, gold alloy, dental resin, zirconia, and titanium alloy were processed as dental restorative material s...

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

in current study, 63 samples of bat populations collected from differ regions were used for evaluating the geographic variations. twenty cranial and dental characters for traditional morphometric and landmarks method on the ventral, dorsal skull and mandible for geometry morphometric studies were used. statistical analyses of traditional morphometric and geometry morphometric data indicated low...

ژورنال: مجله دندانپزشکی 2018
اکبری, ابراهیم, عباس نژاد, راحله, عظیمی, زینب, مشهدی, علی, پیچاکلایی, احمد امیری,

Background and Aims: While there are a lot of information about an illness risk factors, there are still some gaps in understanding factors influencing the progression of disease. Given the important role of psychological factors in physical conditions, the purpose of this study was to compare the cognitive emotion regulation, stress, depression, anxiety, and stress related to life events in pe...

Journal: :journal of dental research, dental clinics, dental prospects 0
rami shurbaji mozayek department of fixed prosthodontics, faculty of dentistry, damascus university, damascus, syria. mirza allaf professor, department of fixed prosthodontics, faculty of dentistry, damascus university, damascus, syria. mohammad bassam abuharb lecturer, department of mechanical design, faculty of electric and mechanical engineering, damascus university, damascus, syria.

background and aim of study: long span is seen in many clinical situations, treatment planning options of these cases are difficult and may require: fpd, rpd or isp. each option has its own disadvantages: mechanical, patient relief and cost respectively. this article will evaluate the stress distribution of another treatment option which is adding a single supporting implant to the fpd by using...

Journal: :journal of dentistry, tehran university of medical sciences 0
mahasti sahabi assistant professor, department of prosthodontics, school of dentistry, shahid beheshti university of medical sciences, tehran, iran ; dental research center, research institute of dental sciences of shahid beheshti, university of medical sciences, tehran, iran. mehdi adibrad periodontist, department of periodontology, school of dentistry, isfahan university of medical science, isfahan, iran. fatemeh sadat mirhashemi dental research center, research institute of dental sciences of shahid beheshti, university of medical sciences, tehran, iran ; msc, ph.d student, mechanics of agricultural engineering, ferdowsi university of mashhad, mashhad, iran. sareh habibzadeh assistant professor, department of prosthodontist, tehran university of medical sciences, international campus, dental school, tehran, iran.

the purpose of this study was to determine the influence of platform switching on stress distribution of two different implant systems using three-dimensional (3d) finite element models.six 3d finite element models were created to replicate two different implant systems with peri-implant bone tissue, in which six different implant-abutment configurations were represented: model xive-a: 3.8-mm-d...

2015
Marcelo MEDEIROS Luciane Rezende COSTA

Objective Moderate sedation has limits in managing children’s behavior. Existing literature lacks insight into parental perceptions about the topic. This study aimed to understand mothers’ perceptions concerning sedation after their children undergone dental treatment under sedation. Methods Twelve mothers and one godmother of 1.3-8.4 year-old children with definitely negative behavior in the d...

2013
Fatemeh Ahmadi-Motamayel Mohammad T. Goodarzi Seyedeh S. Hendi Shahin Kasraei Abbas Moghimbeigi

OBJECTIVE Dental caries is one of the most common infectious diseases worldwide. Saliva has many functions in the oral cavity and is the first line defense against dental caries. Oxidative stress can affect initiation and progression of many inflammatory and infectious diseases such as dental caries. Thus the aim of this study was to evaluate the relationship between total antioxidant capacity ...

2015
Sunil Goyal

Contributors: 1Post-graduate Student, Department of Oral Medicine & Maxillofacial Radiology, Guru Nanak Dev Dental College & Research Institute, Sunam, Punjab, India; 2Professor and Head, Department of Oral Medicine & Maxillofacial Radiology, Guru Nanak Dev Dental College & Research Institute, Sunam, Punjab, India; 3Reader, Department of Oral Medicine & Maxillofacial Radiology, Guru Nanak Dev D...

Journal: :Pediatric dentistry 1992
E A O'Sullivan S A Williams M E Curzon

This research studied an association between dental caries prevalence in the primary dentition and cribra orbitale, an indicator of nutritional stress in archeological populations. Skeletal remains of 221 British children (Pre-Roman to Late Medieval) were examined, of whom 100 had orbital material available. Dental caries, as dmfs, was related to the presence of cribra orbitale (none, slight, m...

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