نتایج جستجو برای: crown fracture
تعداد نتایج: 112843 فیلتر نتایج به سال:
BACKGROUND/AIM Few studies have assessed the incidence and risk factors to crown fractures in preschool children. The aim of this study was to estimate the incidence of crown fracture in the primary dentition over a 1-year follow-up period, identify risk factors, and test the hypothesis that children with previous crown fracture are more prone to experience further cases of crown fracture indep...
crown fractures account for the majority of dental traumas if handled properly, prognosis of the pulp following a traumatic crown fracture can be favorable. the present case report focuses on the treatment of a traumatized mature permanent incisor with exposed pulp that was treated with the novel technique of miniature pulpotomy using calcium-enriched mixture (cem) cement. one-year follow-up re...
Anterior tooth crown fracture in children is something that each dentist will confront many times during his professional career.We studied the prevalence of anterior teeth crown fractures between 7-14 years old students in Tehran and some relevant factors like sex, age, the traumatized tooth, amount of overbite and overjet, upper lip coverage, jaw that had fractured tooth or teeth and place of...
this case report describes the multidisciplinary management of subgingival horizontal crown–root fracture of an immature permanent maxillary central incisor in a 10-year-old boy. after removal of the fractured fragment, pulpotomy was performed within 48 h from the injury to promote apexogenesis. the tooth was orthodontically extruded until the fracture line was located above the alveolar bone l...
introduction dental trauma is one of the most serious oral conditions especially among children. it frequently occurs in children from 6 to 13 years old, often involving teeth with incomplete root formation. the most common dental injury at this age is crown fracture. arguments to provide this clinical guide, pubmed and scopus were searched using the following keywords: immature, incisor and pu...
Abstract Introduction: Considering the importance of anterior teeth in chewing, speaking and esthetics, as well as the high prevalence of crown fracture among various traumatic injuries to the teeth, this study aimed to evaluate the etiology and risk factors associated with crown fractures of anterior teeth in 7-12 years old children. Materials and Methods:This descriptive cross-sectional ...
in vitro effect of fiber reinforcement on fracture resistance of incisal edge composite restorations
objective: introduction of fiber-reinforced composites (frc) greatly enhanced the restoration of fractured anterior teeth. the purpose of this study was to assess the effect of fiber reinforcement on fracture resistance of incisal edge composite restorations of variable thicknesses. methods: forty extracted sound human maxillary incisors were divided into four groups of 10. incisal reduction wa...
OBJECTIVES The aim of the present study was to investigate pulp survival following crown fracture with and without pulp exposure as well as with and without associated subluxation and in relation to stage of root development and type of enamel-dentine fracture. MATERIALS AND METHODS This study consisted of 83 patients with 116 crown fractured incisors without pulp exposure and 35 patients wit...
Complicated crown-root fractures are rare and often need complex treatment planning. This case report describes the management of an oblique crown-root fracture of maxillary right central incisor. Endodontic treatment of the tooth was performed and the tooth was provisionally restored. The tooth was then orthodontically extruded by 2 mm to raise the defect supraginigivally. Gingivectomy was per...
Single visit reconstruction of the fractured crown can be completed with composite resins if there is no bleeding due to the soft tissue injury. Clinical inspection revealed a complex crown fracture of the central incisor as well as a simple horizontal fracture of the lateral incisor crown of the enamel-dentin type. Vertical fracture separated the palatal enamel wall from the rest of the latera...
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