نتایج جستجو برای: maxillary deficiency
تعداد نتایج: 170106 فیلتر نتایج به سال:
Objective: To assess the volumetric changes that occur in the nasomaxillary complex of mouth-breathing patients with transverse maxillary deficiency subjected to rapid maxillary expansion (RME). Methods: This was a controlled, prospective intervention study involving 38 mouth-breathing patients presenting with transverse maxillary deficiency, regardless of malocclusion type or race. Twenty-th...
Cephalometric evaluation of patients with Class III malocclusion after face mask therapy in mixed dentition period Dr. MS. A Akhoundi * - Dr. A. Khorshidian ** * Associate Professor of Orthodontics Dept., Faculty of Dentistry and Dental Research Center, Tehran University of Medical Sciences. ** Dentist. Abstract Background and Aim: Among different treatment options for patients with Class III m...
Maxillary protraction is the conventional treatment for growing Class III patients with maxillary deficiency, but it has undesirable dental effects. The purpose of this report is to introduce an alternative modality of maxillary protraction in patients with dentoskeletal Class III malocclusion using a modified C-palatal plate connected with elastics to a face mask. This method improved skeletal...
In this article, we report the orthodontic treatment of a boy (age 12 years 9 months) who had a midface deficiency, a concave facial profile with maxillary retrusion, a complete crossbite (anterior and posterior), and the maxillary right canine retained in the alveolus. Rapid maxillary expansion was performed followed by complete orthodontic treatment with fixed appliances combined with Class I...
The purpose of this longitudinal study was to evaluate the short- and long-term changes in dental arch dimensions in patients treated with rapid maxillary expansion (RME) followed by fixed edge-wise appliances. The records of 112 patients in the treated group (TG) were compared with those of 41 untreated controls. Serial dental casts were available at three different intervals: pretreatment (T1...
Introduction: Rapid maxillary expansion (RME) for the treatment of maxillary deficiency and posterior crossbite may induce changes in the vertical dimension. Expanders with occlusal splints have been developed to minimize unwanted vertical effects. Objective: This preliminary study used cephalometric radiographs to evaluate the vertical effects of RME using a Hyrax appliance in children with ma...
PURPOSE The purpose of this study was to assess the occlusal characteristics of individuals with growth hormone deficiency (GHD), idiopathic short stature (ISS), and Russell-Silver syndrome (RSS), and compare them to the means of a normal population. METHODS Data about the stage of dentition, diastema, maxillary transverse deficiency, overjet, overbite, molar classification, and maxillary and...
A hybrid expander is a newly designed bone-anchored expander consisting of 2 mini-screws and palatal acrylic; it does not cover any teeth. The aim of this case report is to present the treatment of a patient with transversal maxillary deficiency by hybrid expander. An 11.4-year-old female patient came to our clinic complaining about the appearance of her teeth. She had a narrow maxillary arch, ...
Background: The incidence of cleft lip and palate is 8 in every 10,000 live births. A patient with this condition experiences a deficiency maxillary growth. Maxillary hypoplasia leads to malocclusion skeletal disharmony. Orthognathic surgery at maturity the standard procedure end protocol correct resulting not correctable orthodontics alone.Case Presentation Operation Technique: We report resul...
Maxillary hypoplasia is a frequently observed secondary deformity in individuals born with cleft lip and palate. The impairment of maxillary growth coupled with extensive postoperative scarring as a result of multiple previous surgeries brings about maxillary deficiency in all planes viz vertical, horizontal and transverse. The resulting class III skeletal malocclusion together with maxillary h...
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