نتایج جستجو برای: functional orthodontic appliance

تعداد نتایج: 602685  

Journal: :European journal of orthodontics 2013
Alessandra Lucchese Enrico Gherlone

The aim of the study was to determine the prevalence of white-spot lesions (WSLs) in patients with fixed orthodontic appliances. The cross-sectional study sample consisted of three groups of patients: group I, 59 patients treated orthodontically for 6 months; group II, 64 patients treated for 12 months; group 0 (control), 68 patients examined immediately before appliance placement. All groups w...

2017
Runzhi Guo Yifan Lin Yunfei Zheng Weiran Li

BACKGROUND Orthodontic treatment was found to have an impact on the quantity and constitution of subgingival microbiota. However, contradictory findings regarding the effects of fixed appliances on microbial changes were reported. The aim of this systematic review was to investigate the microbial changes in subgingival plaques of orthodontic patients. METHODS The PubMed, Cochrane Library, and...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2003
Kevin O'Brien Jean Wright Frances Conboy YeWeng Sanjie Nicky Mandall Stephen Chadwick Ivan Connolly Paul Cook David Birnie Mark Hammond Nigel Harradine David Lewis Cathy McDade Laura Mitchell Alison Murray Julian O'Neill Mike Read Stephen Robinson Dai Roberts-Harry Jonathan Sandler Ian Shaw

The aim of this study was to evaluate the effectiveness of Herbst and Twin-block appliances for established Class II Division I malocclusion. The study was a multicenter, randomized clinical trial carried out in orthodontic departments in the United Kingdom. A total of 215 patients (aged 11-14 years) were randomized to receive treatment with either the Herbst or the Twin-block appliance. Treatm...

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...

2009
Vicky WK Tsui Hessa A Alkhal Huie M Hou Ricky WK Wong A Bakr M Rabie

BACKGROUND Orthodontic management of an ectopically erupted canine requires substantial amount of bodily movement which is difficult to perform and often results in root resorption. CASE PRESENTATION A 9 year old girl presented with Class I malocclusion with crowding and ectopically positioned upper left canine (23). Treatment involved extraction of all first premolars. The alignment of the u...

2015
Mohammad Farahani Seyed Mohammadreza Safavi Omid Dianat Somayeh Khoramian Tusi Farnaz Younessian

STATEMENT OF THE PROBLEM The present constituents of gingival crevicular fluid (GCF) can reflect the changes occurring in underlying tissues. Considering variety of biologic bone markers, alkaline phosphatase and acid phosphatase have been examined as bone turn over markers in orthodontic tooth movement. PURPOSE The current study designed in a longitudinal pattern to determine the changes of ...

Journal: :International journal of advanced research 2022

Background D And Objectives: Treatment of class II malocclusion has been a prime focus orthodontic investigators for decades. To evaluate the effects Herbst fixed functional appliance in treatment malocclusion, to Advansync 2 compare and appliances Method: The sample size consisted 14 patients who reported department orthodontics dentofacial orthopedics, Coorg institute dental sciences, Virajpe...

Journal: :Cumhuriyet Dental Journal 2023

Class III malocclusions are usually related to growth and mandibular posture. The mixed dentition stage of development may provide a useful opportunity embark upon orthodontic therapy correct malocclusion. Chin cap is appliance in growingpatients that exhibit prognathis. This case report aim describe an early treatment malocclusion by using chincup. presents 9 year-old girl with functional ante...

2018
Sujala Ganapati Durgekar

In growing patients. Class II malocclusion can be corrected by various modalities. Among all methods, functional appliances bring about better facial esthetics and functional harmony. Twin block is a most common among all functional appliances used to the correct skeletal discrepancy in growing individuals.1−4 A crowded dental arches necessities an additional prefunctional orthodontics to align...

2014
Leandro Silva Marques Saul Martins Paiva Raquel Gonçalves Vieira-Andrade Luciano José Pereira Maria Letícia Ramos-Jorge

OBJECTIVE To investigate the determinant factors of discomfort attributed to the use of fixed orthodontic appliance and the effect on the quality of life of adolescents. MATERIAL AND METHODS Two hundred and seventy-two individuals aged between 9 and 18 years old, enrolled in public and private schools and undergoing orthodontic treatment with fixed appliance participated in this cross-section...

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