نتایج جستجو برای: maxillary deficiency
تعداد نتایج: 170106 فیلتر نتایج به سال:
Introduction: This case report aims to illustrate the dentoalveolar changes of a 13-year-old class III patient with maxillary deficiency treated Reverse Chin Cup appliance.one popular appliances for treating patients deficient maxilla is facemask. In growing patients, treatment options include extraoral and intraoral devices. chin forehead are used anchorage supports. Case Presentation: The gir...
Objectives: We report our experience and the protocol we used in managing maxillary hypoplasia in cleft lip and palate patients. Patients and methods: 14 adult cleft lip and palate patients with maxillary hypoplasia were evaluated clinically. Dental models and radiographs including (lateral cephalograms and orthopantographs) were obtained at the initial visit and upon completion of the presurgi...
This case illustrates orthopaedic treatment of a 12.1-year-old girl with class III malocclusion and maxillary deficiency. The patient was treated by a fixed tongue appliance in the upper jaw. First maxillary molars and premolars were banded and a hyrax was mounted on them in order to achieve lateral expansion. A fixed tongue appliance comprising of a few cribs was soldered to the anterior side ...
Growing class III patients with maxillary deficiency may be treated with a maxillary protraction facemask. Because the force generated by this appliance is applied to the teeth, the inevitable mesial migration of the dentition can result in anterior crowding, incisor proclination and a possible need for subsequent extraction therapy. The Hybrid Hyrax appliance, anchored on mini-implants in the ...
BACKGROUND Oral breathing and maxillary deficiency are often associated with steep mandibular plane angle, and retrognathic mandible compared with the faces of healthy controls. Some studies suggested that after rapid maxillary expansion, improvement in nasal breathing and repositioning of mandible with transitory increasing of facial height and, in some cases, spontaneous forward repositioning...
The objectives of this study are to assess the velopharyngeal dimensions using cephalometric variables of the nasopharynx and oropharynx as well as to compare the Le Fort I osteotomy technique to Zisser's anterior maxillary osteotomy technique based on patients' outcomes within early and late postoperative follow-ups. 15 patients with severe maxillary deficiency treated with Le Fort I osteotomy...
In the maxillary anterior region, reconstruction of the localized alveolar ridge defect is very important in enhancing the esthetics of fixed partial denture. A 40-year-old female patient presented with a chief complaint of the inconvenience and unesthetic problem of 3-unit maxillary anterior prosthesis due to alveolar ridge resorption. After removal of old prosthesis, intraoral examination rev...
Patients with clefts of the lip and palate commonly develop maxillary hypoplasia. In addition to orthognathic surgery, augmentation of the anterior maxilla may be necessary in these patients to restore symmetry to the nasomaxillary complex. Bone graft may be obtained from numerous sites. All require a separate incision at the donor site and may result in additional morbidity.The authors describ...
OBJECTIVE To evaluate the effects of facemask therapy, which was anchored from the zygomatic buttresses of the maxilla by using two miniplates, in skeletal Class III patients with maxillary deficiency. METHODS Eighteen skeletal Class III patients (10 girls and 8 boys; mean age, 11.4 ± 1.28 years) with maxillary deficiency were treated using miniplate-anchored facemasks, and their outcomes wer...
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