Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 27 for “"Lateral Cephalometric"”.
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A Retrospective Lateral Cephalometric Growth Study of Sagittal Airway Changes
… traced and measured from the longitudinal lateral cephalograms of 30 females and 32 males from the AAOF Growth Legacy Collection from ages 7 to 16. The distance from the anterior to posterior 2-D limit of the airway along a line perpendicular to Frankfort Horizontal and passing through the …
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The evaluation of the reproducibility of mock surgery using plaster model and lateral cephalometric radiograph in sagittal split ramus osteotomy
… after predicting outcome of surgery through lateral cephalometric radiograph and mock surgery using plaster model, surgical plan is established. After the surgery, the outcome of surgery is determined by analyzing the lateral cephalometric radiograph. In this study, by conducting the …
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Analysis of the Relationship Between Growth Hormone Receptor Polymorphism rs6180 and Craniofacial Morphological Changes Associated with Herbst Appliance Therapy
… as part of orthodontic treatment. An initial lateral cephalometric radiograph was taken along with two buccal cheek swabs. The cells obtained have undergone DNA isolation with the Puregene method in microcentrifuge tubes (Gentra Systems, Minneapolis, MN). Upon termination of functional …
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A Study of Correlation of Incisal Biting Force and Cephalometric Patterns
… of incisive biting strength and representative cephalometric measurements as taken from the lateral cephalometric headfilm. It consisted of an examination of 150 subjects and a determination of their incisive biting strength. The results of the study indicate that the five cephalometric …
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Η επίδραση ορθοπεδικών δυνάμεων στο κρανιοπροσωπικό σύμπλεγμα και την κροταφογναθική διάρθρωση
… years of treatment with the activator, using lateral cephalometric X-rays and tomographies of the T.M.J. 2. A group of selected 20 patients aged from 7-11 years with skeletal class III malocclusion was studied before and after 1-1% years of treatment with the chin-cup appliance using lateral …
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Treatment Effects of Incisor Positioning on Anterior Tooth Display
… from pretreatment (TI) and posttreatment (T2) lateral cephalometric radiographs of existing patient records.Results showed a significant relationship between starting ATD and ATD change during treatment for both adults (P = ,006) and adolescents (P
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Influence of Outdoor Air Quality on Maxillofacial Growth and Development
… significant differences in air quality. Initial lateral cephalometric radiographs were collected from 400 patients in each area. The combined 800 subjects' addresses were geocoded and ambient air pollution exposure was calculated based on air quality statistics from the California Air Resources …
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Variation in cranial base flexion and craniofacial morphology in modern humans
… in craniofacial growth and morphology. Lateral cephalometric radiographs of 414 adults representing seven samples from around the world were compared for variation in cranial base and facial morphology. The samples represent Australian Aboriginal, New Zealand Maori ( Polynesian ), Thai, …
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The Effects of Maxillary Quad-Helix Appliance Expansion on Cephalometric Measurements in Growing Orthodontic Patients
… of maxillary quad-helix expansion on frontal and lateral cephalometric measurements in growing orthodontic patients. Twenty subjects, nine girls and eleven boys (x age = 10 years, 3 months), each exhibiting at least a unilateral posterior lingual cross-bite that had been treated with a maxillary …
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A Pilot Study on the Evaluation of Short Term Effects of Jasper Jumper Therapy
<p>Lateral cephalometric radiographs were obtained for ten patients treated with Jasper Jumper appliances from three locations. Pre and post-appliance measurements were compared to determine the cephalometric effects seen in this group of patients. All patients in this study exhibited mesofacial to …
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ΔΙΕΡΕΥΝΗΣΗ ΤΗΣ ΜΟΡΦΟΛΟΓΙΑΣ ΤΩΝ ΜΑΛΑΚΩΝ ΜΟΡΙΩΝ ΤΟΥ ΠΡΟΣΩΠΟΥ ΣΕ ΕΛΛΗΝΕΣ ΜΕ ΦΥΣΙΟΛΟΓΙΚΗ ΣΧΕΣΗ ΦΡΑΓΜΩΝ ΚΑΙ ΑΡΜΟΝΙΚΟ ΠΡΟΣΩΠΟ ΜΕ ΤΗ ΜΕΘΟΔΟ ΤΗΣ ΠΛΑΓΙΑΣ ΚΕΦΑΛΟΜΕΤΡΙΚΗΣ ΑΚΤΙΝΟΓΡΑΦΙΑΣ
THE PURPOSE OF THIS RESEARCH IS THE CEPHALOMETRIC STUDY OF THE FACE AND SPECIFICALLY OF THE SOFT TISSUES IN RELATION TO THE VERTICAL SKELETAL TYPE AND THE ANTERIOR TEETH. THE RESEARCH WAS CARRIED OUT ON LATERAL CEPHALOMETRIC X-RAYS TAKENFROM 100 MALE AND 100 FEMALE STUDENTS. ON EACH CEPHALOMETRIC …
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Assessment of predoctoral orthodontic education amongst U.S. dental schools : a pilot study
… likely to have wire bending, interpretation of lateral cephalometric radiographs, and fabrication of orthodontic appliances as exercises. Overall, the results of this study suggest that certain dental school characteristics, such as having more didactic hours, are significantly associated with …
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Orthodontic Outcomes in Class II Correction with Elastics: Clear Aligners Versus Fixed Appliances
… cohorts based on age. Data collection included lateral cephalometric tracings, 3D digital model analysis, and additional treatment factors such as IPR. Linear regression was used to compare post-treatment variance by adjusting for pre-treatment values. Effect of appliance type on each parameter …
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The Influence of Outdoor Air Quality on Vertical and Transverse Dental Dimensions
… measurements made from subjects’ initial lateral cephalometric radiographs and study models were recorded for comparison of dental and skeletal morphology. In addition, residential history and other factors were evaluated by questionnaire to account for potential confounding variables. …
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A Study of Craniofacial Growth in Infant Heart Transplant Recipients Receiving Cyclosporine
… the immunosupressant tacrolimus (FK506). Using lateral cephalometric radiography, seven skeletal angular measurements (SNA, SNB, ANB, GoGn-SN, NA-Pog, ArGoMe, NPog-AB) were examined and compared to contemporary growth standards. Hand/wrist radiographs were evaluated for bone age. Also, …
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Μελέτη της πιθανής μεταβολής της θέσης ανάπαυσης της κάτω γνάθου μετά την εξαγωγή των δοντιών και την τοποθέτηση ολικών οδοντοστοιχιών
… extraction were used in this study. Serial lateral cephalometric roentgenograms were made for each of the 29 patients with the mandible in the rest position at three occasions a) pre-extraction b) 7-10 days after the initial insertion of the dentures and c) 12 months later. The rest position …
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Association of Nasal Septum Area and Deviation with Anteroposterior Maxillary Position and Facial Skeletal Asymmetries
… septum was calculated using the CBCT scan and a lateral cephalometric radiograph was created from the CBCT to evaluate the anteroposterior position of the maxilla. Second, nasal septum deviation was tested for association with frontal skeletal asymmetry. The absolute septal deviation (ASD) was …
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Use of CVM Stages in Assessment of Young Orthodontic Patients to Estimate Growth Potential
… has remaining. The purpose of this retrospective cephalometric study was to determine whether the amounts of in-treatment facial growth differ significantly by sex and by cervical vertebral maturation (CVM) stage. The sample consisted of 133 Class II division 1 patients from a single private …
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Ricketts Analysis Using Conventional and DolphinTM Generated CBCT Lateral Cephs
… XG Plus (Sirona Dental Systems, Charlotte,NC) lateral cephalograms, and DolphinTM generated perspective and orthogonal lateral cephalograms from CBCT (NewTom 5G; QR srl, Verona, Italy). Materials and Methods: A Sirona digital lateral cephalogram and DophinTM synthesized CBCT lateral …
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