نتایج جستجو برای: bifurcated maxillary premolars
تعداد نتایج: 37722 فیلتر نتایج به سال:
OBJECTIVE To describe the anatomical variability of the maxillary artery. DESIGN Anatomical study. SETTING Academic institution. SUBJECTS One hundred midsagittal sections of randomly selected adult cadaver heads with intact maxillary sinuses, pterygopalatine fossa, and surrounding structures. MAIN OUTCOME MEASURES The location of the proximal portion of the maxillary artery in relation ...
To investigate the prevalence, characteristics (ie, malocclusion, location, type), and sex distribution of hypodontia in an Iranian orthodontic population. A retrospective study was conducted using periapical and panoramic radiographs and study models of 1,751 subjects attending university orthodontic clinics (870 females, 881 males, age 9-27 years). The Chi-square test was used to analyze diff...
Hypodontia is the congenital absence of one or more teeth because of agenesis. The most commonly missing teeth are the third molars, the maxillary lateral incisors and the second premolars. Cases are presented of three patients with a missing mandibular incisor.
A patient in the early mixed dentition was experiencing "difficulty in eating." The right mandibular posterior teeth were telescoped within the maxillary arch. The mandibular midline deviated to the left of the maxillary midline. With the midlines aligned, posterior occlusion was minimal. By activating a lingual arch, the mandibular arch width was increased to establish a posterior occlusion. A...
Background and Aims: Since there is a relationship between the tooth size and race, it seems that having statistical information about the tooth size in a society in which the orthodontic treatments are done, is very important. The aim of this study was to determine the relationship between the mesiodistal width of permanent incisors and first molars in both jaws with unerrupted permanent canin...
UNLABELLED Extra teeth in dentition is termed as 'supernumerary teeth' and is a very well-known dental developmental anomaly. Supernumerary premolars are a rare anomaly in the maxillofacial complex. Its rarity and complex characteristics often makes it difficult to treat. Radiographs play an important role in assessment of both the location and the typing of supernumerary teeth. This article re...
Overeruption of maxillary molars due loss of opposing teeth creates occlusal and functional interferences. Before reconstruction can be initiated, intrusion of overerupted molars becomes essential. This report illustrates treatment of overerupted maxillary premolar and molar via direct use of miniscrew anchorage. A 24-year old female had lost first and second left mandibular molars due to pulpa...
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