نتایج جستجو برای: orthodontic appliances

تعداد نتایج: 23878  

Journal: :Dental materials journal 2012
Mio Mukumoto Tomoko Ohshima Miwa Ozaki Hirokazu Konishi Nobuko Maeda Yoshiki Nakamura

Orthodontic appliances often cause oral diseases such as dental caries and gingivitis due to the attachment of an oral biofilm. However, there are few reliable methods to remove the biofilm from the orthodontic appliances. The aim of this study was to investigate the effects of microbubbled water on the removal of biofilms made with Streptococcus mutans or Candida albicans on orthodontic applia...

Journal: :iranian journal of microbiology 0
elham khanpayeh school of dentistry, shahid sadoughi university of medical sciences, yazd, iran. abbasali jafari international branch, shahid sadoughi university of medical sciences, yazd, iran. zohre tabatabaei orthodontist, private practitioner, safaieh, yazd, iran.

background  and  objectives:  long-term  usage  of  fixed and  removable  orthodontic  appliances  creates  a  favorable environment for the augmentation of oral normal microflora particularly candida species, which can increases the risk of periodontal lesions. the aim of this study was to assess quantitative and qualitative alterations in the carrier rate of candida spp. after placement of fi...

Journal: :journal of dental biomaterials 0
vahid moshkelgosha orthodontic research center, department of orthodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran shadman mehrvarz student research committee, school of dentistry, shiraz university of medical sciences, shiraz, iran maryam saki student research committee, orthodontic research center and department of orthodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran ali golkari department of dental public health , school of dentistry, shiraz university of medical sciences, shiraz, iran

statement of problem: fixed orthodontic appliances in the oral cavity make tooth cleaning procedures more complicated. objectives: this study aimed to compare the efficacy of computerized oral hygiene instruction with verbal technique among fixed orthodontic patients referred to the evening clinic of orthodontics of shiraz dental school. materials and methods: a single-blind study was performed...

Journal: :iranian red crescent medical journal 0
mahtab nouri orthodontic department of school of dentistry, dentofacial deformities research center, research institute of dental sciences, shahid beheshti university of medical sciences, tehran, ir iran arash farzan department of orthodontics, school of dentistry, zanjan university of medical sciences, zanjan, ir iran; department of orthodontics, school of dentistry, zanjan university of medical sciences, zanjan, ir iran. tel: +98-9126009396, fax: +98-2122092644

conclusions excellent esthetic and functional results achieved; total treatment duration was about 72 months. case presentation this is a case report about the successful orthodontic treatment of a patient with mild hemifacial microsomia (hfm), using a non-surgical orthopedic and orthodontic treatment approach. the aim of this approach was to make the best noninvasive modality to treat hfm. a 7...

Journal: :journal of dental research, dental clinics, dental prospects 0
abdolaziz haghnegahdar assistant professor, department of oral and maxillofacial radiology, school of dentistry, shiraz university of medical sciences, shiraz, iran hooman zarif najafi assistant professor, orthodontics research center, department of orthodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran maryam sabet undergraduate student, student research committee, school of dentistry, shiraz university of medical sciences, shiraz, iran maryam saki postgraduate student of orthodontics, student research committee, orthodontics research center, department of orthodontics, school of dentistry, shiraz university of medical sciences, shiraz, iran

background and aims: tooth displacement changes the periodontium. the aim of orthodontic treatment was desired tooth movement with minimum side effects on the alveolar bone quality. the aim of the present study was to assess changes of alveolar trabeculation among children, youth and adults and the two genders. materials and methods: in this cross-sectional study, 63 patients who had been treat...

Journal: :journal of dentistry, tehran university of medical sciences 0
shiva alavi associate professor, torabinejad dental research center, department of orthodontics, school of dentistry, isfahan university of medical sciences, isfahan, iran. atusa rahnama tabatabaie private practice of orthodontics, tehran, iran. fatemeh hajizadeh assistant professor, department of orthodontics, school of dentistry, ahvaz jundishapur university of medical sciences, ahvaz, iran. alireza haerian ardekani postgraduate student of orthodontics, department of orthodontics, school of dentistry, isfahan university of medical sciences, isfahan, iran.

the amount and consistency of the applied forces to the tooth are important factors in tooth movements; therefore, the aim of this study was to compare the initial force and the force loss of three brands of elastics in 24 hours.in this in-vitro study sixty non-latex elastics (3/16 medium) from three companies (forestadent, dentaurum and ortho technology) were randomly selected. two static test...

Journal: :مجله دانشکده دندانپزشکی اصفهان 0
مسعود فیض بخش پرویز روشن ضمیر فاطمه تیموری masoud feizbakhsh parviz roshanzamir fatemeh teimoori

introduction: the ability to accurately measure forces produced by orthodontic appliances during orthodontic treatment is desirable. the aim of the present study was to compare forces measured by mechanical formulae designed with a software program and those experimentally measured by a dynamometer to find a scientific way to determine the exact amount of activation needed for applying a force ...

Journal: :iranian journal of public health 0
anca porumb ioana ignat romanul camelia dalai gabiela ciavoi ioan andrei tig

this case of a female patient, 14 yr old with association of the two anomalies, which we came across with in 2014, is rarely met in the specialty practice. the impacted canines are part of the group of dental anomalies of position, while the agenesis is part of the group of dental number anomalies. the orthodontic treatment in the two arches has to be differentiated, the therapeutic objectives ...

Khadijeh Abdal, Maziar Esmaili Moghadam, Saeid Khani, Samira Mostafazadeh,

Introduction: Nowadays, removable orthodontic appliances are widely used in the treatment of straightening teeth and guided the growth of the jaws. These devices have acrylic parts in which methyl methacrylate monomers are used and have been the subject of discussion in recent years as a cause of epithelial lesions in the oral cavity, and they are considered as one of the factors in mucosal al...

2014
Elham Khanpayeh Abbas Ali Jafari Zohre Tabatabaei

BACKGROUND AND OBJECTIVES Long-term usage of fixed and removable orthodontic appliances creates a favorable environment for the augmentation of oral normal microflora particularly Candida species, which can increases the risk of periodontal lesions. The aim of this study was to assess quantitative and qualitative alterations in the carrier rate of Candida spp. after placement of fixed and remov...

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