نتایج جستجو برای: functional orthodontic appliance
تعداد نتایج: 602685 فیلتر نتایج به سال:
One of the salient aims of orthodontic treatment is to acquire a well-established functional bite. This could be reached through having what is called a “canine guided occlusion”. In this type of occlusion the upper and lower canines guide the bite of the rest of the teeth especially during lateral movements. This aids to attain robust masticatory functions and to secure a convenient environmen...
OBJECTIVE The aim of this retrospective study was to evaluate the relationship between orthodontic treatment and gingival health. MATERIALS AND METHODS A total of 251 patients among whom 177 were girls and 74 were boys, recruited from the records pool of the Department of Orthodontics, Faculty of Dentistry, University of Gazi, were included in the study. Patients' treatments have been complet...
BACKGROUND There is strong evidence that malocclusion and body posture are interdependent. The relationship between improvement of nasopharyngeal airway, correction of malocclusion by orthodontic treatment or orthognathic surgery, and changes in body posture were evaluated in several studies. The purpose of the present study was to analyze the effect of the orthodontic treatment with Twin-block...
Paresthesia of the lower lip is uncommon during orthodontic treatment. In the present case, paresthesia occurred during orthodontic leveling of an extruded mandibular left second molar. It was decided to remove this tooth from the appliance and allow it to relapse. A reanatomization was then performed by grinding. The causes and treatment options of this rare disorder are reviewed and discussed...
The treatment of skeletal and dental Class III malocclusions is a challenge for orthodontists, one the alternatives non-growing patient orthodontic camouflage treatment. Different approaches may result in different outcomes; therefore, proper diagnosis plan are needed to avoid undesirable effects. In this case, 21-year-old female presented with malocclusion, normal maxilla, prognathic mandible,...
Orthodontic appliances serve as different impact zones and modify microbial adherence and colonization, acting as foreign reserves and possible sources of infection. This study was conducted to investigate the effect of different types of fixed orthodontic appliances on the growth and adherence of microorganisms in oral flora which are Streptococcus mutans (S. mutans) and Candida albicans. Sixt...
INTRODUCTION The occurrence of side-effects of fixed orthodontic therapy, such as white-spot lesions and root resorption, are known to be significantly more frequent with increasing duration of treatment. Multi-bracket treatment should be as short as possible, in order to minimize the risks of collateral damage to teeth. The aim of this non-randomized clinical trial was to compare treatment dur...
Background and Aim: Unlike other bones of the head and neck, hyoid bone has no bony articulations. It is connected to mandible, cranium and pharynx through muscles and ligaments. During treatment with functional appliance in patients with class II div1 malocclusion, mandible is positioned in inferior and anterior direction. Regarding the relation between hyoid and mandibular bone, alterations o...
Aim: To compare two types of treatment for Class II deep overbite malocclusion assessing maxillary and mandibular arches behavior in subjects submitted to full orthodontic treatment with standard edgewise appliance and those who used straight wire appliance. Methods: The sample consisted of 50 patients treated with full fixed appliances either with edgewise appliance (n=25, Group 1), or with st...
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