نتایج جستجو برای: dental arch

تعداد نتایج: 180685  

Journal: :European journal of orthodontics 2005
Iwona Niedzielska

The aim of the present study was to measure the dental arches in order to assess the potential influence of third molars on lower incisor crowding. Changes in dental arch dimensions were assessed in 47 patients (36 females, 11 males) three years following either removal of the third molars or deciding to leave them in situ. A dental pantomogram (DPT) was taken at the start of the study and plas...

2013
Abu-Hussein Muhamad

Objectives: In recent years, substantial effort has been evident in the field of mathematical analysis of the dental arch curve, particularly of children from varied age groups and diverse ethnic and national origins. Many eminent authors have put forth mathematical models to describe the teeth arch curve in humans. Each such model had advantages and disadvantages, but none could exactly define...

2012
P. Subramaniam G. Babu Kl J. Nagarathna

OBJECTIVE There are various risk factors which play an essential role in the multifactorial disease "dental caries." Although absence of interdental spaces in the primary dentition may increase the risk of dental caries, not many studies have been carried out to assess this correlation. This study was performed to assess the relationship between interdental spacing and dental caries in primary ...

Journal: :journal of dentistry, tehran university of medical sciences 0
amir reza rokn rokn kazem hashemi solmaz akbari mohammad javad kharazifard hamidreza barikani mehrdad panjnoosh

objectives: this study sought to evaluate the accuracy and errors of linear measurements of mesiodistal dimensions of kennedy class iii edentulous space using cone beam computed tomography (cbct) in comparison with clinical measurements. materials and methods: nineteen kennedy class iii dental arches were evaluated. an impression was made of each dental arch and poured with dental stone. the di...

2013
Tayyaba Saleem

This study was conducted to determine the morphology of mandibular dental arch forms. Two different methods were used for this purpose and compared to find out the frequency distribution. It was conducted on 100 patients visiting Lahore Medical and Dental College, Lahore. Dental casts were photocopied and investigated to find out the square, tapering and ovoid arch forms. A mathematical model o...

Journal: :Journal of oral rehabilitation 2006
T Kanno G E Carlsson

The aims of this paper were to review the literature on shortened dental arches with special focus on publications of the Käyser/Nijmegen group, and to evaluate the discussions on the shortened dental arch concept found in the literature. A MEDLINE (PubMed) search was conducted for articles in English published in the dental literature from 1966 to November 2005. The search revealed epidemiolog...

Journal: :European journal of orthodontics 2000
R Häsler B Ingervall

The effect of the use of a lip bumper with anterior vestibular shields on the maxilla was studied in twenty-two 9-14-year-old children with a space deficiency in the maxillary dental arch. The lip bumper was used for 1 year. The effect of the treatment was evaluated from dental casts and profile cephalograms made before and after treatment. Both the width of the maxillary dental arch at the pre...

Journal: :The journal of contemporary dental practice 2014
Ossam Abu El Haje Daniela Daufenback Pompeo Gisela Crippa Furtado Luciana Monti Lima Rivera Luiz Renato Paranhos

BACKGROUND Given the benefits of radiographic cephalometric studies in determining patterns of dental-skeletal-facial normality in orthodontics, the aim of this study was to investigate the association between mandibular dental arch shape and cross-sectional and vertical facial measurements. MATERIALS AND METHODS It was analyzed plaster casts and teleradiographs in frontal and lateral norm be...

2016
Yanfei Zhu Jiaying Li Yanmei Tang Xiaoling Wang Xiaochen Xue Huijun Sun Ping Nie Xinhua Qu Min Zhu

BACKGROUND Children with severe airway obstruction tend to have a vertical direction of growth, class II malocclusion, and narrow arches. Adenoidectomy and tonsillectomy were recommended for the promotion of balanced dentition growth in these children.The aim of this study was to determine the effect of adenoidectomy and tonsillectomy on the growth of dental morphology in children with airway o...

2013
Mohammad Zakaria Nassani Bassel Tarakji Kusai Baroudi Salah Sakka

For patients with shortened dental arches, many treatment options are available. The existing situation can be maintained by stabilizing the present dentition and improving the occlusion without extending the arch. Alternatively, the shortened dental arch can be extended by either a free-end saddle removable partial denture, cantilevered fixed bridge, or by an implant-supported prosthesis. The ...

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