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 18 of 18 for “"Lateral Cephalograms"”.
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Comparison of Digital and CBCT Synthesized Lateral Cephalograms
… of this study was to compare the precision of lateral cephalometric Ricketts analysis measurements from NewTom 5G CBCT (NewTom) synthesized lateral cephalograms with Sirona Orthophos XG Plus (Sirona) digital lateral cephalograms. Materials & Methods: A Sirona digital lateral cephalogram and a …
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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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Accuracy of Cephalometric Analyses and Tooth Movements of Conventional vs CBCT-Generated Cephalograms
… movements from tracings between conventional lateral cephalograms (Sirona Orthophos XG Plus, Charlotte, NC) and CBCT-generated cephalograms (NewTom 5G; QR srl, Verona, Italy). Materials and Methods: Patients who had bilateral Angle’s class II molar were evaluated. Pre-treatment (T1) and …
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Philtrum Dimension Changes Associated with Extraction Orthodontic Treatment
… was conducted using pre- and post-treatment lateral cephalograms of patients who completed treatment at the University at Buffalo School of Dental Medicine orthodontic department from June 2013 to June 2016. A total of 45 extraction and 45 non-extraction orthodontic patients were included …
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Evaluation of Alveolar and Soft Tissue Changes after Muscular Release Surgery in Patients Undergoing Fixed Orthodontic Therapy
… facial type, and movement of the lower incisor. Lateral cephalograms were analyzed before and after treatment for skeletal, esthetic, and dentoalveolar changes. Photographs were used to assess changes in the soft tissue of the lower anterior region at pretreatment (Tl) versus post-treatment (T2). …
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Die Untersuchung der Kiefergelenkfunktion bei Zahn- und Kieferfehlstellungen unter besonderer Berücksichtigung der Klasse-II-Anomalie
… magnetic resonance imaging, panoramic x-rays and lateral cephalograms. The signs and symptoms were correlated one by one or rather in groups where it seemed to be useful. This study concludes that statistical associations exist between certain features of morphologic occlusion and signs and …
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Longitudinal Cephalometric Changes of Orthodontic Patients Evaluated Long-Term
… to examine long term posttreatment changes. The lateral cephalograms of 51 Caucasian females treated in the standard Edgewise practice of one private practitioner in Cookeville, TN were examined to investigate changes in the cranial base, nasomaxillary complex, mandible, interach relationships, …
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Volumetric, planar and linear airway comparison after maxillomandibular advancement surgery
… advancement has been completed using lateral cephalograms. The rationale for this study is to gain a better understanding of the alteration in linear, planar and volumetric posterior airway space following double-jaw advancement surgery with a counter-clockwise rotation of the occlusal …
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Cephalometric Analysis of Soft Tissue Profile Change Associated with Orthodontics and Orthognathic Surgery : A Long-Term Study
… lip. Preoperative and long-term postoperative lateral cephalograms were traced for 327 patients (231 females, 96 males) who had been treated with orthognathic surgery (108 Le Fort I, 109 mandibular sagittal split, 110 combined Le Fort I and mandibular sagittal split surgery). The results …
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A Retrospective Study On The Change Of Pharyngea Airway Space And Hyoid Bone Position After Mandibular Setback Surgery
… pharyngeal airway space or hyoid bone position. Lateral cephalograms of 30 patients who underwent BSSRO were assessed preoperatively(T1), immediately postoperatively(T2), and 6 months postoperatively. Pharyngeal airway space and hyoid bone position were evaluated and compared. A significant …
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CBCT and Cephalometric Analysis of the TMJ Complex after Treatment Using a MARA Appliance
… the Loma Linda University Orthodontics Clinic. Lateral cephalograms were constructed from the CBCT scans and a cephalometric tracing was created for each patient prior to treatment (T1) and after treatment (T2) with the MARA appliance. The T2 cephalometric tracings were evaluated for linear …
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The Effectiveness of Tipback Mechanics for Correction of Class II Malocclusion
… movement was maintained after root uprighting. Lateral cephalograms of growing class II subjects taken at completion of leveling and aligning, after tipping back the molar, and after uprighting the molar roots were analyzed. The technique resulted in 1.95 mm distalization, 6.55 degrees distal …
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An Investigation of the Accuracy of a New Technique for Surgical Repositioning a Maxilla
… and 17 patients from a private practice setting. Lateral cephalograms were taken immediately prior to the orthognathic procedure and post-operatively within six weeks. Pre-surgical, post-surgical cephalograms, and the hand generated surgical predictions were collected from the sample. The …
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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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Photos and Silhouettes in Evaluating the Need for BSSO Surgery in Adult Females
… an orthodontist and oral surgeon would advise bilateral sagittal split osteotomy advancement or set back when evaluating adult female photos and silhouettes. Material & Methods: Fifty-one adult female profile photos and lateral cephalograms were collected. Subjects were selected who met three …
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Dentoskeletal and soft tissue treatment effects of two different methods for treating Class II malocclusions.
… and soft tissue changes were analyzed on lateral cephalograms taken before and after the correction of overjet. Statistical analyses were performed using the Student’s paired and unpaired‘t tests.’ Kolmogorov-Smirnoff tests and Q-Q plots were used to assess the normality of the data …
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Treatment Effects of the Mandibular Anterior Repositioning Appliance (MARA) and Conventional Orthodontic Mechanics on Temporomandibular Joint Morphology: A Comparison Using Cone Beam Computed Tomography
… in the sagittal, axial, and coronal axes, and lateral cephalograms were extracted to compare groups and evaluate treatment differences. A total of 98 variables were measured.</p> <p>Results: Slightly more mandibular advancement was seen in the MARA group versus the conventional group. In …
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Abstract Effect of timing on treatment outcomes and surgical complications of orthognathic surgery in Class II patients
… surgery). Syndromic patients were excluded. Lateral cephalograms (initial, pre-surgical, post-surgical and final) as well as surgical notes were obtained. Patients were divided in 3 groups based on chronological age: 13-19, 20-25, 33-40. Dolphin imaging software was used and landmarks …