نتایج جستجو برای: vertical skeletal malocclusion
تعداد نتایج: 193464 فیلتر نتایج به سال:
The skeletal Class III malocclusion though comparatively small in incidence is one of the most difficult malocclusion to treat. It can be due to maxillary retrognathism, mandibular prognathism or both. Reverse pull Headgear or Face Mask have been used for early maxillary protraction. Face mask therapy has been shown to improve the skeletal relationship. The article presents a case report of the...
BACKGROUND During the orthognathic surgery, it is important to know the exact anatomical location of the mandibular foramen to achieve successful anesthesia of inferior alveolar nerve and to prevent damage to the nerves and vessels supplying the mandible. METHODS Cone-beam computed tomography (CBCT) was used to determine the location of the mandibular foramen in 100 patients: 30 patients with...
INTRODUCTION The aim of this prospective clinical study was to cephalometrically investigate the dentoalveolar and skeletal changes produced by a removable appliance with palatal crib associated with high-pull chincup therapy in children with Angle Class I anterior open-bite malocclusions. METHODS Thirty children with initial mean age of 8.61 years and mean anterior open bite of 4.01 mm were ...
OBJECTIVES The study was aimed to evaluate the pharyngeal airway linear measurements of untreated skeletal class II subjects with normal facial vertical pattern in prognathic maxilla with orthognathic mandible and orthognathic maxilla with retrognathic mandible. MATERIALS AND METHOD the sample comprised of lateral Cephalograms of two groups (30 each) of class II malocclusion variants. Group 1...
This study evaluated the skeletal and dentoalveolar changes induced by acrylic splint Herbst therapy of Class II malocclusion. The treated group comprised 55 subjects with Class II malocclusion treated with the acrylic splint Herbst appliance followed by comprehensive edgewise therapy. The mean age at Time 1 (immediately before treatment) was 12 years and 10 months +/- 1 year and 2 months. The ...
C II malocclusion, which affects approximately one-third of patients seeking orthodontic treatment, often reflects both dental and skeletal deviations from the norm.1-3 Because it frequently involves excessive overjet,4 it is easily recognized by lay persons, leading to its overrepresentation in orthodontic practices. According to the National Health and Nutrition Estimates Survey III, in which...
The aim of this article is to present intra- and extra-oral and cephalometric findings of three patients with a rare disease: the pycnodysostosis. Two cases had skeletal Class III malocclusion due to maxillary retrognathia and one had bimaxillary retrusion with Class I relationship. Total circular crossbite, increased gonial angle and vertical facial proportions, deep-narrow palates and retrude...
Skeletal Malocclusions results from the abnormal position of maxilla and mandible in relation with cranial base. These types of malocclusion are commonly treated by orthodontic teeth movement known as camouflage orthodontics. However severe skeletal malocclusions cannot be treated by orthodontics alone. Such cases need surgical intervention to align the position of the jaw along with orthodonti...
Introduction: The Churro Jumper is an efficient, inexpensive and uncomplicated fixed flexible functional appliance. Aim: To evaluate the efficacy of the Churro Jumper appliance in treatment of skeletal Class II malocclusion with retrognathic mandible. Materials and methods: Six patients were chosen with skeletal Class II malocclusion randomly with mean age of 11 years to 9 months. Average study...
A 26-year, 9-month-old woman had chief complaints of mandibular protrusion and facial asymmetry. Extraoral examination indicated mandibular deviation to the left side, severe facial asymmetry, and a concave profile. Because the patient had a vertical maxillary height difference and an occlusal plane cant together with maxillary retrusion, a differential downgraft and advancement surgery with Le...
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