نتایج جستجو برای: canine tooth
تعداد نتایج: 123067 فیلتر نتایج به سال:
Transmigration of an impacted tooth through the symphyseal suture is a rare and special developmental anomaly of unknown etiology that is unique to the mandibular canine. Maxillary canine transmigration is even rarer. Transmigrated canines are particularly significant due to the aesthetic and functional importance. A maxillary lateral incisor crossing the mid-palatal suture has never been repor...
Background: The aim of this RCT is to show the effectiveness laser technology for exposure palatally impacted canines, using a CO2 or diode laser, and evaluate possible bio-stimulation effect on spontaneous eruption canine. Methods: This study was carried out sample 27 patients, divided randomly into three groups: treated with (Group A), B), cold blade C). Monitoring performed at 1, 8, 16 weeks...
Orthodontic treatment of the transposition of a maxillary canine and a first premolar: a case report
INTRODUCTION Transposition is an anomaly of tooth position, the most frequent of which involves the canine and the first maxillary premolar. We describe the orthodontic treatment of a unilateral transposition of an upper canine and an upper right first premolar in the permanent dentition. CASE PRESENTATION A 12-year-old Caucasian boy presented with transposition of his upper right canine and ...
Missing tooth in the anterior region of maxilla lies aesthetic zone and create quite noticeable discrepancies. With a paradigmshift patient expectations towards functional as well aesthetically appealing replacements for edentulism, implant basedoral rehabilitation has emerged sole winner fulfilling all aspects needs. Interdisciplinary team treatment planning is aparamount approach achieving op...
The aims of the study were to analyse the records of 26 subjects (18 females, eight males) with maxillary canine-first premolar transposition (Mx.C.P1) together with 160 subjects with a palatally displaced canine (PDC) to determine the pattern of tooth agenesis in these cases and to compare them with similar samples reported in the literature. A strong association between Mx.C.P1, lateral incis...
The finite element method is a useful technique for measuring structural stress and for movement analyses. The objective of this investigation was to get a more accurate estimation of tooth movement depending on application point when a tipping orthodontic force is applied. The three-dimensional model of un upper canine, consisting of 4,000 hexahedron elements with 2,367 nodes was obtained. Hor...
Ameloglyphics is the study of enamel rod end patterns on a tooth surface. Our aim was to study the in vivo analysis of enamel rod end patterns on tooth surfaces for personal identification. In this study, the maxillary left canine and 1st premolar of 30 men and 30 women were included. The cellulose acetate peel technique was used to record enamel rod endings on tooth surfaces. Photomicrographs ...
Introduction: Since the emergence of normal occlusion concept, selecting an appropriate treatment plan with or without tooth extraction has been a controversial subject. Nowadays, both methods can be successfully used for treatment of patients. However, some clinicians still believe that non-extraction orthodontic treatments have fewer complications. The purpose of this study was to evaluate de...
Two Neandertal specimens from El Sidrón, northern Spain, show evidence of retained left mandibular deciduous canines. These individuals share the same mitochondrial (mtDNA) haplotype indicating they are maternally related and suggesting a potential heritable basis for these dental anomalies. Radiographs and medical CT scans provide evidence of further more extensive dental pathology in one of t...
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