INTRODUCTION: The purpose of this study was to examine asymmetry of the lips in patients with jaw deformity and facial asymmetry. METHODS: Pretreatment and posttreatment frontal facial photographs of 17 patients who had mandibular prognathism with facial asymmetry were analyzed. Linear and angular measurements were made on the photographs to ...

INTRODUCTION: The aim of this cephalometric study was to evaluate the role of timing in relation to skeletal maturity on the outcomes of nonextraction comprehensive Class II therapy. METHODS: Three samples of patients with Class II Division 1 malocclusion were treated with headgear combined with fixed appliances and Class II ...

PURPOSE: The aim of this clinical study was to investigate the clinical effects and long-term results of the transmandibular symphyseal distraction technique for the correction of mandibular transverse deficiencies. This was achieved by assessing the dental, skeletal, and temporomandibular joint changes in the sagittal, vertical, and axial planes using cephalograms, ...

PURPOSE: We investigated the effects on mandibular movement tracings after the correction of mandibular protrusion by bilateral sagittal split ramus osteotomy (BSSRO). PATIENTS AND METHODS: This study was comprised of 30 control subjects and 14 mandibular protrusion patients. Mandibular movements were recorded during opening, protrusion, and laterotrusion of the jaw ...

The aim of this study was to determine the occurrence of oral health impacts among patients with severe malocclusions and dentofacial deformities before treatment. A further aim was to evaluate the effect of gender or the type of malocclusion on the oral impacts. The study comprised 151 adult patients who ...

In unilateral microform cleft lip repair, when the distance from the cleft side peak of Cupid's bow to the midline is shorter than on the noncleft side, conventional cheiloplasty design results in asymmetric Cupid's bow with unnatural philtrum that is hard to correct. We modified the design of the cleft ...

BACKGROUND: Speech disorders are the most common presentations of patients with velocardiofacial syndrome (VCFS) and are difficult to be treated with very good treatment outcome. The purpose of this study was to evaluate the clinical diagnosis and outcomes of sequential treatment of therapy for VCFS. METHODS: A retrospective study of ...

BACKGROUND AND OBJECTIVE: Both Corticision and low-level laser therapy (LLLT) are known to affect the rate of tooth movement. Our objective was to investigate the combined effects of Corticision and LLLT on the tooth movement rate and paradental remodeling in beagles. STUDY DESIGN/MATERIALS AND METHODS: The maxillary second premolars (n ...

PURPOSE: Studies have suggested that coronectomy reduces the risk of inferior alveolar nerve injury (IANI) when a close relationship with the inferior alveolar canal is indicated on panoramic imaging. However, the relationship between the inferior alveolar canal and the root are unclear on panoramic imaging. Our aim was to compare ...

INTRODUCTION: In this retrospective study, we evaluated the short- and long-term effects of slow maxillary expansion with Haas, hyrax, and quad-helix appliances on posterior crossbite (PXB) correction stability, and maxillary intermolar width and angulation, in the deciduous or early mixed dentition. METHODS: The inclusion criteria were models and treatment notes ...

OBJECTIVE: The aim of this study was to evaluate and establish any similarity between the associated symptoms, pathologies, positions, and angulation types of bilateral occurring mandibular third molars among a group of young adult patients. STUDY DESIGN: A total of 342 patients (167 females, 175 males), aged between 20 and ...

OBJECTIVE: To compare mandibular morphology between an asymptomatic normal group and a temporomandibular osteoarthritis group. METHOD AND MATERIALS: The study sample consisted of 39 patients with temporomandibular joint osteoarthritis screened by computed tomography and 44 asymptomatic normal subjects. Panoramic radiographs were taken of all subjects. Linear and angular panoramic measurements ...

PURPOSE: The aim of the present study was to report the experience of 40 patients who had undergone intraoral verticosagittal ramus osteotomy (IVSRO) to treat dentofacial deformities. PATIENTS AND METHODS: The charts of 40 consecutive patients who had undergone IVSRO were analyzed regarding the diagnosis, amount of mandibular movement, and ...

PURPOSE: The purpose of this article is to evaluate whether hemimandibulectomy with disarticulation predisposes the patient to the development of contralateral coronoid hyperplasia, thereby justifying a coronoidectomy procedure for these patients to improve jaw function and mouth opening and decrease the length of postoperative physical therapy. PATIENTS AND METHODS: Five ...

BACKGROUND: The purpose of this prospective study was to evaluate craniofacial morphology in children with complete unilateral cleft lip and palate treated at the Brussels cleft center after a 1-stage complete closure at 3 months and compare the results with a series of children operated on at 3 and 6 ...

Scaphocephaly is the most frequent craniosynostosis. Many correction techniques have been proposed. Their relevance is not completely appreciated by means of the Cranial Index, which cannot differentiate specifically the anterior and posterior modifications.The aim of this study was to propose a new fronto-occipital morphologic evaluation technique and its validation in ...

OBJECTIVES: Alterations in the temporomandibular complex can reflect in adaptations of the individual's entire muscular system, intervening with the head position and scapular waist, developing postural alterations and modifying all corporal biomechanics. The aim of this study was to evaluate the head position (HP) and head postural alterations before and ...

INTRODUCTION: Our objective was to compare the effects of 2 preadjusted appliances on angular and linear changes of the mandibular incisors, and transverse mandibular arch dimensional changes over a minimum of 30 weeks. This was a prospective, randomized, controlled, clinical trial a the Royal London Hospital, School of Dentistry, in ...

PURPOSE, METHODS: This study (50 patients; Ø 25 years) compared surgically assisted rapid maxillary expansion (SARME) with (+/-PP) to SARME without pterygomaxillary (-PP) disjunction due to dentoskeletal effects in 3D CT preoperatively and Ø 11 weeks post-expansion. RESULTS: In t test, SARME-PP declined in transverse width from anterior to posterior ...

BACKGROUND: The management of transverse maxillomandibular discrepancies, clinically known as crossbites, is a controversial and rarely discussed topic in both orthodontic and surgical literature. To evaluate the short-term stability of mandibular narrowing after the combination of anterior vertical symphyseal and bilateral sagittal split osteotomies, a prospective cohort study was completed. ...

The purpose of this investigation was to determine the response of the osteotomized Le Fort III midface bony segment to variations in the location and direction, or vector, of force application on using the rigid external distraction device. This retrospective study involved 18 consecutive syndromic craniosynostotic patients (average age, 5.7 ...

Le Fort III osteotomy with midface distraction osteogenesis (Le Fort III DO) can improve the midface form and change the upper airway space. Some surgeons believe that midface advancement can improve respiratory outcome dramatically, but others think it does not predictably result in the cure of obstructive sleep apnea (OSA). ...

BACKGROUND: Secondary rhinoplasty after a cleft lip repair remains a significant challenge. We have developed a technique in which resorbable plates are used to support the cleft alar cartilage to minimize relapse. There are few guidelines by which one can objectively assess the outcome of cleft rhinoplasty over time. This ...

In this report, treatment and long term effects of mandibular symphyseal distraction osteogenesis (MSDO) on dentofacial structures are presented. The distraction device used in the present case was a custom made tooth- and bone-borne distractor. Post-treatment records revealed elimination of mandibular anterior crowding, no temporomandibular joint (TMJ) disorder, no periodontal ...

INTRODUCTION: Facial proportions are of interest in orthodontics. The null hypothesis is that there is no difference in golden proportions of the soft-tissue facial balance between Japanese and white women. METHODS: Facial proportions were assessed by examining photographs of 3 groups of Asian women: group 1, 30 young adult patients ...

This paper describes the post-operative course of care in a patient requiring orthognathic surgery for skeletal mandibular protrusion in whom autotransplantation of a third molar was performed. A lower third molar that had to be removed for sagittal split ramus osteotomy (SSRO) was transplanted to replace the missing right second ...

INTRODUCTION: The objective of this study was to cephalometrically compare the stability of complete Class II malocclusion treatment with 2 or 4 premolar extractions after a mean period of 9.35 years. METHODS: A sample of 57 records from patients with complete Class II malocclusion was selected and divided into 2 ...

BACKGROUND: Many fillers have been used to augment lips. Agarose gel is a new and absorbable filler indicated for the correction of soft tissues and lip. OBJECTIVE: This article reviews the results of 68 cases that have undergone lip augmentation with this new filler in the last 3 years. STUDY ...

Since 1988, the Milano surgical protocol has included lip, nose and soft palate repair at 6-9 months of age and closure of the hard palate at 18-36 months together with an Early Secondary Gingivo-Alveolo-Plasty (ESGAP). Prior to 1988 the alveolar cleft was repaired in a third step by bone grafting ...

The aim of the study was to investigate the accuracy of a modified pin system for the vertical control of maxillary repositioning in bimaxillary osteotomies. The preoperative cephalograms of 239 consecutive patients who were to have bimaxillary osteotomies were superimposed on the postoperative films. Planned and observed vertical and horizontal ...

OBJECTIVE: To determine the absolute and relative antibacterial activity of octenidine dihydrochloride (OCT) against total and cariogenic bacteria in saliva samples of patients with fixed orthodontic appliances during 5 days of usage. MATERIALS AND METHODS: The study group consisted of 5 male and 13 female subjects who were selected from ...

PURPOSE: To evaluate the feasibility of replacing the condyle and ascending ramus with a novel modular endoprosthesis in Macaca fascicularis. MATERIALS AND METHODS: Eight male adult monkeys (Macaca fascicularis) were used in this study. The right condyle and ascending ramus posterior to the lower second molar were resected. An endoprosthesis ...

INTRODUCTION: We compared arch dimension changes in 1-phase and 2-phase treatment of Class II malocclusion. This was a prospective randomized clinical trial conducted in the Department of Orthodontics at the University of Florida between 1990 and 2003. METHODS: During phase 1 treatment, 86 subjects were treated with a bionator, 93 ...

The aim of this research was to study if changes in condyle position in temporomandibular disorders (TMD) patients could be a factor that is affected by resilient appliance therapy and if it influences the treatment outcome. The study investigated 48 patients randomly assigned to a treatment group (T group = ...

The aim of this study was to assess, by means of lateral cephalometric radiographs, any differences in the pretreatment soft and hard tissue facial profiles of patients who relatively recently underwent orthognathic surgery compared with those whose surgery occurred 20 years before. The pretreatment soft and hard tissue profiles of ...

The effect of progesterone on tooth movement was evaluated for nine weeks. Twenty-four rabbits were assigned into three groups of long-term, short-term and no progesterone injection. Orthodontic force was applied to incisors for three weeks. Statistical tests showed no significant difference at the seventh and eighth week; but at the ...

OBJECTIVE: To evaluate the results of velopharyngoplasty for velopharyngeal insufficiency (VPI) in relation to 22q11 deletion or nonsyndromic VPI. DESIGN: Retrospective study. SETTING: Academic medical center. PATIENTS: Eleven of 45 patients with 22q11 microdeletion (group 1) and 9 patients without 22q11 microdeletion (group 2) with noncleft VPI (hypoplastic velum or ...

This case report describes the orthodontic treatment of an 18-year-old female patient with Class II malocclusion with dentoskeletal bimaxillary protrusion. An acceptable treatment result was obtained with a four first premolar extraction and an additional maxillary two second molar extraction plan. Standard edgewise appliances were placed after the premolars were ...

INTRODUCTION: The aim of this study was to analyze the effect of the cast Herbst/multibracket (MB) appliance on the position of the mandibular incisors in relation to the amount of mandibular advancement at the beginning of treatment. METHODS: We screened 133 patients with Class II Division 1 malocclusions. The subjects ...

OBJECTIVE: To answer the question whether temporomandibular disorders (TMD) were more common in a group of individuals referred for orthognathic surgery than in a control group. The null hypothesis was that neither the frequency of signs and symptoms of TMD or diagnosed TMD would differ between the patient group and ...

INTRODUCTION: The aim of this clinical trial was to compare the effects of 2 protocols for single-phase comprehensive treatment of Class II Division 1 malocclusion (bonded Herbst followed by fixed appliances [BH + FA] vs headgear followed by fixed appliances and Class II elastics [HG + FA]) at the pubertal ...

In this article, we report the successful treatment of a patient, aged 19 years 11 months, who had a severe Class II malocclusion and facial asymmetry. A combination of intraoral vertical-sagittal ramus osteotomy (IVSRO), intraoral vertical ramus osteotomy (IVRO), and LeFort I osteotomy was used for mandibular advancement and maxillary ...

AIM: This was to record the oral health profile and more specifically the prevalence of carious and hypoplastic lesions in children and adolescents with cleft lip and palate (CLP). STUDY DESIGN AND METHODS: The study group consisted of 41 children and adolescents (4-18 years-old) with CLP group while a similar ...

INTRODUCTION: The aim of this study was to evaluate the effectiveness of orthodontic/orthognathic surgical care provided in the North West region of England. It was an observational, prospective cohort study at 13 maxillofacial clinics in the United Kingdom. METHODS: The 131 patients comprised 47 males (35.9%) and 84 females (64.1%), ...

OBJECTIVE: The objective of this study was to evaluate the effects of oil-based calcium hydroxide on mandibular lengthening during distraction osteogenesis. STUDY DESIGN: Twenty-four New Zealand white rabbits underwent unilateral mandibular osteotomy. The rabbits were divided into 4 groups containing 6 each: groups 1 and 3 were control groups and ...

INTRODUCTION: The purpose of this study was to evaluate the short-term changes in posterior occlusion produced by perfector/spring aligner and Hawley retainers. METHODS: In this prospective clinical study, we randomly assigned 50 patients who had completed full orthodontic treatment to a Hawley retainer group or a perfector/spring aligner retainer group. ...

The objective of this study was to investigate the effect of bracket type (conventional and self-ligating) on the levels of Streptococcus mutans and total bacterial counts in whole saliva of orthodontic patients. Thirty-two male and female patients were selected using the following inclusion criteria: adolescents (mean age 13.6 years, range ...

The purpose of this study was to clarify whether there was a difference in the masticatory function between two masticatory path patterns: a convex closing path and a concave closing path. For 80 healthy subjects, the masticatory function (masticatory muscular activity, mandibular movement, and masticatory performance) when chewing a gummy ...

OBJECTIVE: To present a classification and treatment protocol for cleft lip and palate patients with midface hypoplasia. DESIGN: Retrospective case series. SETTING: Craniofacial center. PATIENTS: The study included 133 patients with cleft lip and palate and maxillary hypoplasia treated with Le Fort I osteotomy between January 2000 and July 2006. ...

AIMS: To review our experiences with giant mandibular ameloblastoma (GMA) over a 5-year period, and to formulate a treatment algorithm for managing this tumour. METHODS: We retrospectively reviewed all GMA patients who underwent segmental mandibulectomy and immediate free fibular osteoseptocutaneous flap reconstruction (SM-IFFOFR) by a single reconstructive team from 2002 ...