Search Results
Results 351 - 400 of 1966
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Bauer Elizabeth M - - 2010
OBJECTIVE: To characterize postorthodontic settling of the posterior occlusion of patients wearing Hawley retainers vs patients who initially wore Perfector retainers and then switched to Hawley retainers. MATERIALS AND METHODS: This follow-up study was based on 40 patients (25 Perfector and 15 Hawley), who were part of a larger sample ...
Tai Kiyoshi - - 2010
INTRODUCTION: The purpose of this study was to evaluate the efficacy of the Schwarz appliance with a new method of superimposing detailed cone-beam computed tomography (CBCT) images. METHODS: The subjects were 28 patients with Angle Class I molar relationships and crowding; they were randomly divided into 2 groups: 14 expanded ...
Tai Kiyoshi - - 2010
INTRODUCTION: The purpose of this study was to evaluate the efficacy of the Schwarz appliance with a new method of superimposing detailed cone-beam computed tomography (CBCT) images. METHODS: The subjects were 28 patients with Angle Class I molar relationships and crowding; they were randomly divided into 2 groups: 14 expanded ...
Lachmann R - - 2010
To determine whether in fetuses with open spina bifida at 11-13 weeks' gestation the frontomaxillary facial angle is decreased. The frontomaxillary facial angle was measured in 20 fetuses with open spina bifida and in 100 normal controls matched for crown-rump length (CRL) at 11 + 0 to 13 + 6 ...
Lim Yong-Kyu - - 2010
OBJECTIVE: To evaluate whether mandibular setback surgery (MSS) for Class III patients would produce gradients of three-dimensional (3D) soft tissue changes in the vertical and transverse aspects. MATERIALS AND METHODS: The samples consisted of 26 Class III patients treated with MSS using bilateral sagittal split ramus osteotomy. Lateral cephalograms and ...
Sheriteh Zahra - - 2010
To investigate the effectiveness of currently recommended decontamination procedures on tungsten carbide debonding burs (TCDBs). In vitro microbiological study. St George's Hospital NHS Trust, UK. A total of 240 extracted tooth surfaces were bonded with orthodontic brackets, debonded to leave residual composite and artificially contaminated with Streptococcus mutans. Sterilized TCDBs ...
Abdelnaby Yasser L - - 2010
OBJECTIVES: To evaluate the dental and skeletal effects of chin cup using two different force magnitudes in the management of Class III malocclusion cases. MATERIALS AND METHODS: Fifty growing patients (26 males and 24 females) with skeletal Class III and mandibular prognathism were selected. The patients were divided into three ...
Dorner Stefan - - 2010
Denture survival, or the time between the date of a denture's insertion and the date of its renewal for any clinical reason, was assessed in this retrospective study on 353 complete dentures. The procedures required to prolong the useful time of the study sample-relines, repair of denture base fractures, or ...
Maia Francisco Ajalmar - - 2010
The objective of this study was to evaluate the long-term stability of open-bite surgical-orthodontic correction. Thirty-nine patients at an initial mean age of 20.83 years were evaluated cephalometrically at pretreatment (T1), immediately after treatment (T2), and at the last recall (T3), with a mean follow-up time of 8.22 years. The ...
Alessandri Bonetti Giulio - - 2010
To compare the effects of extraction of primary maxillary canines and first molars (double extraction approach) vs primary maxillary canines extraction (single extraction approach) in cases of ectopic permanent maxillary canines (PMCs). Palatally or centrally displaced PMCs were randomly assigned as follows: single extraction (Group 1=29 patients, 52 canines); double ...
Shetye Pradip R - - 2010
The purpose of this study was to compare clinical outcomes and 1-year postsurgical stability with three different techniques of Le Fort III midface advancement. The records of 212 syndromic craniosynostosis patients were reviewed from the period 1973 to 2006. A total of 60 patients satisfied the inclusion criteria, and the ...
Shetye Pradip R - - 2010
Patients with Apert, Crouzon, and Pfeiffer syndromes who have severe midfacial hypoplasia are treated by Le Fort III midface advancement. The purpose of this study was to examine long-term (10-year) midface skeletal stability and growth following Le Fort III midface advancement in growing children. A review of 192 patients with ...
Cozza Paola - - 2010
INTRODUCTION: In this cephalometric investigation, we analyzed the treatment and posttreatment effects of an orthopedic protocol for Class III malocclusion consisting of a facial mask combined with a removable bite-block appliance. METHODS: The treated sample consisted of 22 Class III patients treated with the facial mask and bite-block protocol before ...
Jonsson Teitur - - 2010
INTRODUCTION: The purposes of this study were to analyze long-term changes in malocclusion traits and to compare the development in orthodontically treated and untreated subjects. METHODS: The sample comprised 308 adolescents in the intermediate, late mixed, or early permanent dentition who were examined clinically at the ages of 8 to ...
Hsieh Cindy Hsin-Yi - - 2010
Abstract Objective: Gingivoperiosteoplasty performed at the time of lip repair of cleft patients is one kind of alveolar repair. The purpose of this retrospective study was to evaluate the effect of gingivoperiosteoplasty on facial growth of patients with complete unilateral cleft lip and palate (UCLP). Design: Retrospective study. Patients: Sixty-two ...
Power Stephanie M - - 2010
The lateral bulge is a common secondary deformity after primary cleft lip repair; however, its underlying anatomy remains undefined. The purpose of this study was to use real-time high-resolution ultrasound to better understand the anatomy underlying the lateral bulge deformity. Twenty-three patients with a lateral bulge were included in addition ...
Park Ga Young - - 2010
The risk factors for maxillary fungal ball are largely unknown. The aim of this study was to determine whether endodontic treatment of maxillary teeth is a risk factor for fungal ball development in the maxillary sinus, and to identify other possible risk factors. One hundred and twelve case patients diagnosed ...
Rustemeyer Jan - - 2010
We evaluated which factors affect patient satisfaction and if patient expectations were fulfilled after orthognathic surgery. Questionnaires consisting of 14 questions were given 1 year after bimaxillary osteotomy for class-III correction to subjects. Six questions were answered using an 11-point rating scale based on a visual analog scale (VAS; 0 ...
Cevidanes Lucia L Department of Orthodontics, School of Dentistry, University of North Carolina, Chapel Hill, NC, - - 2010
To test the hypothesis that there is no difference in the active treatment effects for maxillary advancement induced by bone-anchored maxillary protraction (BAMP) and the active treatment effects for face mask in association with rapid maxillary expansion (RME/FM). This is a study on consecutively treated patients. The changes in dentoskeletal ...
Muchitsch Alfred Peter - - 2011
In order to apply high, short-term forces during rapid maxillary expansion (RME) to the sutures of the maxilla with minimum loss of force and without causing unwanted side-effects (dentoalveolar tipping, etc.), the appliance should be as rigid as possible. The retention arms of the RME screws, representing a particularly vulnerable ...
Joss Christof Urs - - 2010
To evaluate the ratio of soft tissue to hard tissue in bilateral sagittal split setback osteotomy with rigid internal fixation or wire fixation. A literature search was performed using PubMed, Medline, CINAHL, Web of Science, the Cochrane Library, and Google Scholar Beta. From the original 766 articles identified, 8 articles ...
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 ...
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 or mandibular arch, 0.022 x 0.028-in slot brackets, and ...
Kim Ha-Rang - - 2011
PRAILUPOSE: The present report describes a flapless extraction method for partially impacted mandibular third molars and compares the effects of flap and flapless extractions of the teeth in terms of postoperative pain, swelling, and pocket depth of the second molar. A prospective study was performed of 27 patients who underwent ...
Thiruvenkatachari Badri - - 2010
INTRODUCTION: The aim of this study was to compare the effectiveness of Twin-block and Dynamax appliances for the treatment of Class II Division 1 malocclusion. METHODS: This was a randomized controlled trial involving 32 boys and 32 girls aged 10 to 14 years with Class II Division 1 malocclusion. They ...
Thiruvenkatachari Badri - - 2010
INTRODUCTION: The aim of this study was to compare the effectiveness of Twin-block and Dynamax appliances for the treatment of Class II Division 1 malocclusion. METHODS: This was a randomized controlled trial involving 32 boys and 32 girls aged 10 to 14 years with Class II Division 1 malocclusion. They ...
Hofer Mathias - - 2010
OBJECTIVE: The goal of this study was to investigate the dependence of surgical accuracy with a navigated controlled (NC) drill on selected registration procedures. STUDY DESIGN: The target registration error of the instrument and the maximum proximity to a typical high-risk structure (facial nerve) were determined within an artificial petrous ...
Chapman Joshua A - - 2010
The development of incipient caries, or white spot lesions (WSLs), is a significant clinical problem in orthodontics. The purpose of this study was to retrospectively determine the incidence and severity of WSLs by examining pretreatment and posttreatment digital photographs. A total of 332 consecutive finished patients from a university graduate ...
Bock Niko Christian - - 2010
INTRODUCTION: During recent years, some articles have been published on Herbst appliance treatment in adult patients, an approach that has been shown to be most effective in Class II treatment in both early and late adulthood. However, no results on stability have yet been published. Our objective was to analyze ...
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 ...
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