نتایج جستجو برای: orthodontic band
تعداد نتایج: 149871 فیلتر نتایج به سال:
A variety of luting cements are available for use with orthodontic bands. This in vitro study was conducted to evaluate the force required to cause debanding when zinc phosphate, polycarboxylate and glass ionomer cements are used as the luting agents; and to determine whether sandblasting the inner surface of orthodontic bands affects the force required to deband. The data were obtained by deba...
The aim of this study was to test the hypothesis that there is no difference in the fluoride release behavior of resin-reinforced glass ionomer cements before or after fluoride recharge. The materials were divided into 5 groups: 2 resin-reinforced glass ionomer cements used for attaching orthodontic bands, that is, group FOB (Fuji Ortho Band) and group MCB (Multi-Cure Glass Ionomer Orthodontic ...
AIM The metal ion released from the orthodontic appliance may cause allergic reactions particularly nickel and chromium ions. Hence, this study was undertaken to determine the amount of nickel, chromium, copper, cobalt and iron ions released from simulated orthodontic appliance made of new archwires and brackets. MATERIALS AND METHODS Sixty sets of new archwire, band material, brackets and li...
the destructive effects of improper use of orthodontic elastic bands are well documented in the dental literature. numerous cases of iatrogenic periodontal destruction have been reported since 1870. despite these well-documented hazards, such incidents still occur. this case report describes a patient who was refered to a dentist by his orthodontist for closing the residual midline diastema by ...
Background: Orthodontic elastics are used in orthodontic treatment with fixed braces. The effect of class I on changing gingiva temperature as a periodontal component was investigated. Methods: To evaluate the changes, objective and automatic classifiers were to determine sensitivity specificity measurement. Results: Before putting elastics, average gingival all 120 patients 34.72 ± 0.7548 °C. ...
OBJECTIVE To identify the risk factors for periodontal changes in adult patients during orthodontic treatment by evaluating the periodontal status of banded second molars using the gingival index (GI). MATERIAL AND METHODS The sample consisted of 100 adult patients divided into two groups: the Orthodontics group, undergoing corrective treatment with fixed appliances and bands cemented to the ...
OBJECTIVE To determine the pattern of use and re-use of orthodontic molar bands, and examine infection control measures in a sample of UK orthodontists. DESIGN Questionnaire survey. SUBJECTS AND METHODS Questionnaires were sent to 204 individuals selected at random from the UK Specialist Orthodontist list. Follow-up questionnaires were sent to those that had not replied within 8 weeks. An o...
INTRODUCTION In this study, we evaluated the effects of orthodontic appliances and an extracted maxillary first premolar on the esthetic evaluation of a smiling face according to the perceptions of orthodontists and laypeople. METHODS Standardized oblique photographs of a young woman with a pleasing smile were taken. The photos were edited by using digital imaging software to produce 10 combi...
OBJECTIVE To examine the prophylactic potential of 3 orthodontic bonding adhesives: Fuji Ortho SC, Illuminate, and Resilience. METHODS Thirty-six Wistar Wag rats were randomly divided into 4 groups consisting of 9 rats each. One of the groups received no treatment and was used as a control. In the other groups, individual bands coated with one of the 3 adhesives were cemented to the lower inc...
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