Results 341 to 350 of about 61,239 (401)
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The lower lip and the maxillary central incisor
The European Journal of Orthodontics, 1982The relationship of the lower lip to the maxillary central incisor has been investigated in eighty subjects. Lip posture and incisor angulation were assessed and compared using pretreatment cephalograms of groups of twenty children with Class I, Class II division 1, Class II division 2 and Class III incisor relationships.
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Complete intrusion of maxillary permanent central incisors
Journal of Clinical Pediatric Dentistry, 2003Orthodontic extrusion can be time consuming and has a long retention period, making cooperation a critical factor. On the other hand, it has also been shown that surgical techniques may be useful to extrude and save the root. Surgical methods need at least 3 week for root stabilization in new position.
N Erverdi, Betul Kargul
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Impaction of both maxillary central incisors and a canine
American Journal of Orthodontics and Dentofacial Orthopedics, 2012This case report describes the treatment of a 14-year-old adolescent patient who had 2 impacted maxillary central incisors with distoangular root dilacerations. He also had an impacted maxillary left canine, with the crown completely overlapping the root of the lateral incisor, and insufficient space.
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Strategies for treating an impacted maxillary central incisor
International Orthodontics, 2010Impaction of a central maxillary incisor is relatively rare and, consequently, poses all the more problems to the diagnosing practitioner. The etiology, when known, can implicate the presence of an obstacle hindering eruption or a trauma to the temporary dentition. Central incisor impaction is revealed during routine examination or following concern on
Benjamin Salmon +3 more
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Beware the solitary maxillary median central incisor
Journal of Orthodontics, 2008The incidence of a solitary maxillary median central incisor (SMMCI) tooth in the general population is low, in either the primary or secondary dentition. The most common cause of a missing maxillary central incisor is trauma, or more rarely hypodontia.
Andrew T. DiBiase, Martyn T. Cobourne
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Impacted Maxillary Central Incisors
2017Any significant delay in eruption of the maxillary central incisor teeth needs careful management as presenting patients are usually young and may not have had any previous dental experience. Treatment will depend on many variables including the age and compliance of the patient, aetiology of impaction, position of the impacted tooth, the potential ...
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Posttraumatic impaction of both maxillary central incisors
American Journal of Orthodontics and Dentofacial Orthopedics, 2003Dental impactions are one of the problems orthodontists see that will usually require surgery along with orthodontic treatment. In most cases, a single tooth is impacted, and a single surgical procedure is performed. We present a case of posttraumatic bilateral impaction of both maxillary central incisors with complete inversion after combined 2-step ...
Emilio Macías +2 more
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The orthodontic center of rotation of the maxillary central incisor
American Journal of Orthodontics, 1979The cephalometric records of sixty-four Class II, Division 1 cases treated exclusively with removable orthodontic appliances have been used in a study of the manner in which maxillary central incisors tilt. The center of rotation was most frequently located in the middle third of the incisor root.
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The inheritance of shovel shape in maxillary central incisors
American Journal of Physical Anthropology, 1974AbstractThe aim of this study is to investigate the inheritance of the shovel shape of maxillary permanent central incisors. The material collected on Hailuoto Island, off the western coast of Finland, consists of 319 dental casts. The genealogical data are from the parish register.
Petter Portin, Lassi Alvesalo
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Treatment of an impacted dilacerated maxillary central incisor
American Journal of Orthodontics and Dentofacial Orthopedics, 2011The diagnosis of an impacted incisor with dilaceration refers to a dental deformity characterized by an angulation between the crown and the root, causing noneruption of the incisor. In the past, surgical extraction was the first choice in treating severely dilacerated incisors.
Nikolaos Daratsianos +2 more
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