Search Results
Results 401 - 450 of 1987
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Baik Hyoung-Seon - - 2010
Patients undergoing orthognathic surgery show considerable changes in both hard and soft tissues. The purpose of this study was to use a 3-dimensional (3D) laser scanner to evaluate the soft-tissue changes after the correction of skeletal Class III malocclusions with orthognathic surgery. The subjects consisted of 20 Korean patients with ...
Ong Emily - - 2010
INTRODUCTION: The aim of this study was to compare the efficiency of self-ligating (SL) and conventionally ligated (CL) brackets during the first 20 weeks of extraction treatment. METHODS: Study models of 50 consecutive patients who had premolar extractions in the maxillary and/or mandibular arch, 0.022 x 0.028-in slot brackets, and ...
Shungin Dmitry - - 2010
INTRODUCTION: White spots (WS) related to orthodontic treatment are severe cariologic and cosmetic complications, but they are shown to be partially reduced by remineralization or abrasion in short-term follow-ups. In this prospective study, we quantitatively analyzed changes in WS in general and in treatment-related white spot lesions (WSL) during orthodontic ...
Ritto Fabio G - - 2011
The aim of this prospective study was to analyze the efficacy of a new alar base cinch suture by comparing it with the commonly used cinch suture described by Schendel and Delaire in Dr. William Bell's book. Thirty-five patients submitted to maxillary impaction and/or advancements of ≥3 mm were randomly ...
Herrmann B L - - 2011
It is well established that clinical features of acromegaly concern the teeth and the jaw, but less is known about the degree of oral and maxillofacial pathologies. 28 acromegalics (13 females, 15 males) with a mean age 49±11 (mean±SD) years (range 31-70) were included in the study. 32% had active ...
Demetriades Neophytos - - 2010
PURPOSE: Literature suggests that patients without pre-existing sleep-related breathing disorders who undergo orthognathic surgery for treatment of facial asymmetry may experience changes in their oropharyngeal airway. Mandibular retropositioning can compromise the posterior airway space, alter the physiologic airflow through the upper airway, and predispose patients to development of obstructive sleep ...
Perillo Letizia - - 2011
The purpose of this study was to perform a meta-analysis of articles to verify the mandibular changes produced by the Fränkel-2 (FR-2) appliance during the treatment of growing patients with Class II malocclusions when compared with untreated growing Class II subjects. The literature published from January 1966 to January 2009 ...
Mínguez-Martinez Ignacio - - 2010
PURPOSE: The present study was undertaken to evaluate mucoceles in the oral cavity of pediatric patients, including the clinical characteristics, treatment, and progress of the lesions. PATIENTS AND METHODS: A retrospective study was performed from the medical records of patients (0-14 years old) treated for oral mucoceles between 1998 and ...
Weyrich Catharina - - 2010
Plate appliances or fixed appliances for transverse expansion are used to treat lateral crossbites in early mixed dentition. The aim of this study was to compare these appliances' dentoalveolar effects with those of a modified appliance with altered anchorage. Forty patients with early mixed dentition were examined. Twenty patients in ...
Janson Guilherme - - 2010
INTRODUCTION: In this study, we aimed to evaluate the long-term stability of anterior open-bite treatment with occlusal adjustment and the dentinal sensitivity caused by this procedure in the long term. METHODS: The sample comprised 17 open-bite patients who experienced relapse of the negative vertical overbite after orthodontic treatment and were ...
Baek Seung-Hak - - 2010
To present cleft patients treated with protraction facemask and miniplate anchorage (FM/MP) in order to demonstrate the effects of FM/MP on maxillary hypoplasia. The cases consisted of cleft palate only (12 year 1 month old girl, treatment duration = 16 months), unilateral cleft lip and alveolus (12 year 1 month ...
Abed Yossi - - 2010
OBJECTIVE: To test the hypothesis that the use of a combination headgear (HG) during the first phase of orthodontic treatment has no effect on the eruption pattern of the maxillary second permanent molars. MATERIALS AND METHODS: The records of the patients in a two-phase randomized clinical trial of early Class ...
Lee Dong-Yul - - 2010
OBJECTIVE: To determine potential differences in treatment efficiencies of face mask therapy without rapid maxillary expansion (RME) at different early dental stages. MATERIALS AND METHODS: Forty-nine Class III children who were treated with a face mask without RME were divided into two groups according to their pretreatment dental stage. The ...
Kinzinger Gero - - 2010
By metrically analyzing orthopantomograms, we aimed in this study to retrospectively investigate whether maxillary premolars used as anchoring teeth during molar distalization with pendulum appliances would reveal inhibited root development. The upper molars were distalized with a modified pendulum appliance (Pendulum K) in 36 adolescents (14 males, 22 females, mean ...
Danda Anil Kumar - - 2010
PURPOSE: The aim of this study is to compare the postoperative complications after fixation of mandibular angle fractures with 2 noncompression miniplates, in which a single plate is fixed onto the superior border of the mandible and the other plate to the lateral aspect of the mandible, with the standard ...
Janson Guilherme - - 2010
INTRODUCTION: The purpose of this study was to compare the occlusal stability of Class II malocclusion treatment with and without extraction of 2 maxillary premolars. METHODS: A sample of 59 records from patients with complete Class II malocclusion was used. This sample was divided into 2 groups with the following ...
Rubenduz Meliha - - 2010
This case report presents the results of functional and myofunctional treatment of a 9-year, 5-month-old male patient with laterognathy, facial asymmetry and dentofacial deformity. The patient had a history of herpes encephalitis at age 8.5 months and palsy on the left side in early childhood, and his left side remained ...
Aymach Zaher - - 2011
The purpose of this study was to biomechanically evaluate the stability of a T-shaped miniplate fixation of a modified sagittal split ramus osteotomy (MSSRO) with buccal step and to compare it with single or double-parallel straight miniplates fixing a standard sagittal split ramus osteotomy (SSRO). Eighteen Synbone mandibular replicas were ...
Gawrych E - - 2010
Oblique facial clefts are extremely rare congenital deformities with a reported incidence of 0.24% of all facial clefts. This report presents a patient with a right-sided oblique cleft extending through the upper lip, the alar groove and the lower palpebra accompanied by a left-sided complete cleft lip and palate. Hypertylorism ...
Heller M - - 2011
Objective : Presentation of a technique to determine objectively the degree of symmetry in the area of nose and lip in cleft patients based on analysis of photographs. To compare the objective measurements with the subjective impression. Design : This was a retrospective study using a predefined photo documentation standard ...
Ndukwe Kizito C - - 2010
PURPOSE: To obtain a national profile on the prevalence and management of ameloblastic carcinoma in Nigerians. MATERIALS AND METHODS: Data were collected from the case files of patients with a histologic diagnosis of ameloblastic carcinoma from 4 tertiary referral centers in Nigeria from January 1980 to December 2008. RESULTS: Twenty ...
Chen Philip Kuo-Ting - - 2011
Objective : To assess the results of maxillary distraction osteogenesis with the Rigid External Distraction System using three-dimensional computed tomography scan volume-rendered images with respect to stability and facial growth at three time frames: preoperative (T0), 1-year postoperative (T1), and 5-years postoperative (T2). Design : Retrospective analysis. Setting : Tertiary. ...
Germec-Cakan Derya - - 2010
INTRODUCTION: The aim of this study was to compare dental arch-width and perimeter changes in patients with borderline Class I occlusion, treated with extractions or without extractions with air-rotor stripping (ARS). METHODS: The study was conducted with 26 sets of pretreatment and posttreatment dental models of patients with borderline Class ...
Becker Adrian - - 2010
INTRODUCTION: In this study, we aimed to evaluate the reasons for failure of orthodontic treatment for impacted maxillary canines and to recommend measures to overcome them. METHODS: Twenty-eight patients (ages, 17.4 +/- 4.3 years) with 37 maxillary impacted canines were referred after a failed attempt to resolve the impaction. Reasons ...
King Gregory - - 2010
ARTICLE TITLE AND BIBLIOGRAPHIC INFORMATION: Changes in functional occlusion during the postorthodontic retention period: a prospective longitudinal clinical study. Morton S, Pancherz H. Am J Orthod Dentofacial Orthop 2009;135(3):310-5. REVIEWER: Gregory King DMD, DrMedSci PURPOSE/QUESTION: In orthodontic patients treated to a satisfactory static occlusion with a fixed appliance, how does ...
Cedro Monika K - - 2010
OBJECTIVES: To estimate the number of adults currently being treated by specialist orthodontists in the UK, both within the National Health Service (NHS) and privately, together with the factors relating to adults undergoing orthodontic treatment, their malocclusions and details of treatment undertaken. DESIGN: Self-administered postal questionnaire. PARTICIPANTS AND SETTING: All ...
El Hakan - - 2010
INTRODUCTION: The aim of this study was to compare Delaire and Grummons protraction facemasks with a new articulator system (Amtech MG1, American Technologies, Brazil) that can record condylar positions. METHODS: Thirty-four patients treated with protraction facemask therapy were divided into 2 groups; 18 were treated with the Delaire facemask (DFM) ...
Raja Hina Zafar - - 2010
OBJECTIVE: To estimate the amount of shift in position of the neutral zone and the centre of alveolar ridge crest in different edentulous periods. STUDY DESIGN: Observational study. PLACE AND DURATION OF STUDY: The study was carried out on edentulous patients reporting in Prosthodontics Department of Lahore Medical and Dental ...
Germec-Cakan Derya - - 2010
INTRODUCTION: The aim of this study was to compare dental arch-width and perimeter changes in patients with borderline Class I occlusion, treated with extractions or without extractions with air-rotor stripping (ARS). METHODS: The study was conducted with 26 sets of pretreatment and posttreatment dental models of patients with borderline Class ...
Okazaki Kumiko - - 2010
This study investigated the change in interproximal force (IPF) in mandibular anterior teeth during retention and the relationship between the irregularity index before orthodontic treatment and the IPF. The effect that an erupting third molar had on IPF was also examined. Forty treated patients (40 with extraction of four bicuspids) ...
Aizenbud Dror D Orthodontic and Craniofacial Center, Rambam Health Care Campus and Technion Faculty of Medicine, Haifa, Israel. - - 2010
The mandibular internal curvilinear distractor design produces a curvilinear vector to provide ideal three-dimensional curvilinear movements compared with the limited straight unidirectional predecessor devices. In this manner, it corrects craniofacial deformities as anatomically as possible, allowing simultaneous bidirectional (rotational and translational) mandibular movement and multidirectional distraction. The aim of this ...
Kim Jae-Seung - - 2010
PURPOSE: To investigate the difference in the pharyngeal airway after sagittal split ramus osteotomy (SSRO) procedures between male and female patients with Class III malocclusion. MATERIALS AND METHODS: In the present study, 30 male and 47 female Korean patients were studied. All were diagnosed with Class III malocclusion and had ...
Wang Yu-Chih - - 2010
PURPOSE: To investigate transverse dimensional changes of dental arches in surgical skeletal Class III patients with and without presurgical orthodontics. MATERIALS AND METHODS: Thirty-six patients with skeletal Class III were included and grouped into those with or without presurgical orthodontics. Eighteen patients (mean age, 22.3 +/- 3.8 years) with presurgical ...
Hibi Hideharu - - 2010
PURPOSE: The aim of this retrospective study was to determine the success rate of an orthodontic skeletal anchorage system consisting of a locking plate and 2 self-drilling screws to intrude the upper molars and detect factors that contribute to its stability. PATIENTS AND METHODS: The subjects were 32 orthodontic and ...
Isci Devrim - - 2010
The aim of this study was to evaluate and compare the dentofacial effects of 1 week rapid palatal expansion (RPE) and activation-deactivation (A/D) RPE protocols with reverse headgear (RH). Two groups, each containing 15 subjects, were included in this study. In the RPE group (seven males and eight females, 11.94 ...
Ow A - - 2010
The aim of this study was to conduct a prospective clinical trial comparing the neurosensory function of the inferior alveolar nerve (IAN) after mandibular advancement surgery with either bilateral sagittal split osteotomies (BSSO) or mandibular distraction ostoegenesis (MDO). 23 Class II mandibular hypoplasia patients requiring mandibular advancement were randomized into ...
Papadopoulos Moschos A - - 2010
INTRODUCTION: The aim of this study was to evaluate the treatment effects of the First Class Appliance (FCA) (Leone, Firenze, Italy) used for the distalization of maxillary first molars in patients with Class II malocclusion and mixed dentition. METHODS: According to the results of the power analysis for sample size ...
Latief B S - - 2010
OBJECTIVES: To study maxillary arch width in adult patients with bilateral cleft lip and alveolus (BCLA) or with complete bilateral cleft lip and palate (BCLP), who have not had any surgery. SETTING AND SAMPLING POPULATION: Eighteen patients with BCLA, 13 patients with BCLP, and 24 controls from remote areas of ...
Di Palma Elena - - 2010
AIM: To compare the influence of occlusal versus craniofacial characteristics on the functionality of the stomatognathic apparatus. MATERIALS AND METHODS: Two groups of subjects were selected: 27 patients (13 women and 14 men), 18 to 42 years old, all candidates for orthognathic surgery, 7 with prognathic syndrome and 20 with ...
Yazdani Javad - - 2010
BACKGROUND: Mandibular setback for the treatment of mandibular prognathism is a common orthogenetic surgical procedure carried out using various intraoral and extraoral methods. Reduced mandibular movement range (MMR) is one of the common complications of this surgery. OBJECTIVES: The aim of this study was to compare the reduction of MMR ...
Davis Charles - - 2010
INTRODUCTION: Spring cranioplasty is used in selected cases of craniosynostosis. A rabbit model was used to determine (1) if cranial biomechanics modify the expected rate of spring expansion, (2) the residual spring force in situ after cranial expansion, and (3) if the spring weakens during clinical use. MATERIALS AND METHODS: ...
Gokalp Hatice - - 2010
OBJECTIVE: To compare the effects of late orthopedic therapy with orthognathic surgery in skeletal class III cases. MATERIALS AND METHODS: The subjects of the study were divided into 2 groups. Group 1 comprised 15 patients (8 females and 7 males) with a mean age of 14 years 6 months (range, ...
Papadopoulos Moschos A - - 2010
INTRODUCTION: The aim of this study was to evaluate the treatment effects of the First Class Appliance (FCA) (Leone, Firenze, Italy) used for the distalization of maxillary first molars in patients with Class II malocclusion and mixed dentition. METHODS: According to the results of the power analysis for sample size ...
Kim Minji - - 2010
OBJECTIVE: To investigate the 3-dimensional (3D) changes in the soft tissue after mandibular setback surgery (MSS). STUDY DESIGN: Thirty-three skeletal class III malocclusion (SCIII) patients treated with MSS (bilateral sagittal split ramus osteotomy) were subdivided according to extent of MSS, vertical skeletal pattern (VP), and vertical-reduction genioplasty. Lateral cephalograms and ...
Smithpeter Joann - - 2010
INTRODUCTION: Closure and long-term retention of anterior open bites are significant concerns for orthodontists and their patients. In this study, we investigated the efficacy of orofacial myofunctional therapy (OMT) for maintaining closure of open bites in conjunction with orthodontic treatment. METHODS: The sample included 76 subjects with dental anterior open ...
Derech Carla D'Agostini - - 2010
INTRODUCTION: The purpose of this study was to evaluate palatal contours in nonextraction orthodontic treatment and long-term stability in patients with Class II Division 1 malocclusions. METHODS: Data were obtained from maxillary study models before treatment, after treatment, and at least 5 years postretention. Data were collected with a digital ...
Chen J - - 2010
One-step transport-disk distraction osteogenesis (TDDO) is effective for repairing segmental mandibular defects. The authors studied whether it was effective for reconstructing angled large mandibular defects using a two-step TDDO procedure in seven patients suffering from neoplasm. In the two-step TDDO procedure, the first distraction (horizontal distraction) was initiated immediately after ...
van Loon B - - 2010
In cleft lip and palate patients the shape of the nose invariably changes in three dimensions (3D) due to rhinoplastic surgery. The purpose of this study was to evaluate stereophotogrammetry as a 3D method to document volumetric changes of the nose in patients with a cleft lip (CL) or cleft ...
Daimaruya Takayoshi - - 2010
PURPOSE: The purpose of this study was to investigate the changes in and stability of the maxilla and soft tissue profile achieved after the application of distraction osteogenesis (DO) by use of rigid external distraction (RED) with a retention plate system in unilateral cleft lip and palate (UCLP) adult patients. ...
Miloro Michael - - 2010
PURPOSE: Mandibular retrognathia may cause upper airway obstruction in the pediatric patient due to tongue collapse and physical obstruction in the hypopharyngeal region. Mandibular distraction osteogenesis (DO) may be a useful treatment option to avoid tracheostomy. This study reviews 35 patients who underwent DO as treatment for concomitant jaw discrepancy ...
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