Retention preferences and protocols of Brazilian orthodontists: a cross-sectional study.

Objective: The aim of this study was to evaluate the orthodontic retention protocols used by Brazilian orthodontists.

Methods: This cross-sectional study included 693 orthodontists who answered a web-based questionnaire with 22 questions regarding the participants' characteristics, their retainers' prescriptions, follow-up duration, and appliance fabrication.

Results: A 20.

Treatment of a Gingival Recession With In-Office Orthodontic Aligners and Gingival Graft.

Objective: Gingival recession is a complication that can occur after orthodontic treatment, and its cause is still very controversial in the literature. The objective of this study was to report a clinical case of orthodontic retreatment conducted with in-office aligners and root coverage using free gingival graft, connective tissue graft, and Emdogaim for a patient with severe gingival recession.

Clinical Considerations: This report presents a potential solution to correct a gingival recession with in-office clear aligner.

Effects of the passive self-ligating system on alveolar bone thickness, dental inclinations, and arch dimensions.

Background: We aimed to evaluate changes in buccal bone thickness (BBT), buccolingual dental inclinations (BLI), and transversal widths (TW) after treatment using a passive self-ligating system.

Material And Methods: Pre- and posttreatment cone-beam computed tomography images (CBCT) of 21 Class I patients (initial mean age: 14.99 ± 1.

Comparison of facial profile attractiveness in pattern III patients treated with facial filling or orthognathic surgery.

Objective: To compare facial profile attractiveness according to orthodontists, dentists, and laypeople in pattern III patients treated with facial filling or orthognathic surgery.

Materials And Methods: Thirty pattern III patients were retrospectively divided into two groups. Group 1 comprised 15 patients (10 females, five males; mean age 37.

Comparison of smile attractiveness in cases with gummy smile treated with botulinum toxin and maxillary impaction surgery: A retrospective study.

This study aimed to compare the smile's attractiveness in patients submitted to the treatment of gummy smiles with botulinum toxin or maxillary impaction surgery. The retrospective sample comprised 26 patients divided into two groups: Group 1 (BTX): 13 patients (12 females and 1 male) with a mean age of 28.06 years (s.

Relationship Between Dentofacial Features and Bullying in School children.

The purpose of this cross-sectional study was to evaluate the association between clinician-assessed (actual) and self-assessed (perceived) dentofacial features and their association with bullying in schoolchildren. The sample comprised 519 schoolchildren aged 10 to 12 years old (235 boys and 284 girls) randomly selected from private and public schools. Clinical evaluations were performed to record dento- facial features, and the children were asked a self-reported questionnaire about their personal experience of bullying and perceived dentofacial features.

Comparison of the efficiency of initial dental alignment with Invisalign® aligners changed every 7 or 14 days in mature adults: Randomized clinical trial.

Objective: To compare the anterior crowding correction after sequential use of the first 5 aligners between two aligner exchange protocols (7 and 14 days) in mature adult patients.

Materials And Methods: Thirty-six patients over 35 years who received orthodontic treatment with Invisalign® were randomly allocated to two different aligner replacement sequence protocols: Group 1: exchange every 7 days (n = 18); and Group 2: exchange every 14 days (n = 18). All patients were scanned with iTero Element 5D® (Align Technology) in two treatment times: at pre-treatment (T1) and after using the first five aligners (T2).

Comparison of maxillary transversal changes between auxiliary beta-titanium expansion arch and miniscrew-assisted rapid palatal expansion.

Objective(s): This study compared buccal bone thickness, dental inclinations and maxillary transverse width dimensions changes between auxiliary beta-titanium expansion arch (AEA) and miniscrew-assisted rapid palatal expansion (MARPE).

Materials And Methods: The sample consisted of 29 patients, aged between 18 and 40 years, with transverse maxillary deficiency and treated without extractions, divided into two groups: group AEA: comprised 13 individuals (initial mean age: 29.23 ± 9.

Incisors' bone height and inclination changes after orthodontic treatment with a self-ligating passive system.

Background: This study aimed to evaluate changes in the alveolar buccal bone height of maxillary and mandibular incisors after orthodontic treatment with a self-ligating passive system and to assess the correlation between bone height and incisor inclination.

Material And Methods: Pre (T1) and post-treatment (T2) cone-beam computed tomography images of patients treated with the Damon 3MX appliance system were measured to quantify the alveolar buccal bone height of the maxillary incisors. The incisor's inclination was measured in digital models.

Correlation of age and skeletal effects after miniscrew assisted rapid palatal expansion.

Background: To evaluate the skeletal and dentoalveolar effects after miniscrew assisted rapid palatal expansion (MARPE) and their correlation with the age of the patients. Settings and sample population: Sample comprised 19 patients with maxillary atresia and posterior crossbite, treated with MARPE. Cone-beam computed tomographs (CBCT) were evaluated before and after expansion.

Evaluation of the attractiveness of lips with different volumes after filling with hyaluronic acid.

To compare the attractiveness of lips with different volumes after filling in the view of laypersons, dentists, and specialists. The sample comprised close-up frontal and lateral photographs of the lips of 16 women who underwent lip filling procedure with hyaluronic acid and was divided into 2 groups. Group 1: eight women with thinner lips at pretreatment.

Stability of Class II malocclusion treatment with Class II elastics.

Introduction: The objective of this study was to compare the long-term cephalometric stability after successful therapy of nonextraction Class II malocclusion with elastics and with headgear.

Methods: The sample comprised 43 patients with Class II malocclusion and was divided into 2 groups. The elastic group (EG) consisted of 20 patients treated with fixed appliances associated with Class II elastics, and the headgear group (HG) consisted of 23 patients treated with fixed appliances and extraoral headgear.

Comparison of Gingival Recession of Mandibular Incisors of Class III Patients Immediately after Compensatory or Surgical Orthodontic Treatment.

Objective:  This study aimed to compare gingival recession in mandibular anterior teeth in patients with Class III malocclusion, immediately after compensatory or surgical orthodontic treatment.

Materials And Methods:  The sample consisted of 40 patients with Class III malocclusion, divided into two groups: Group 1 (compensatory), 20 patients treated with compensatory orthodontics, with a mean initial age of 20.26 years (standard deviation [SD] .

Evaluation of enamel deproteinization in bond strength of orthodontic accessories: A split-mouth randomized clinical trial.

Introduction: This split-mouth randomized clinical trial aimed to evaluate the influence of dental enamel deproteinization with sodium hypochlorite on orthodontic accessories breakages using 2 orthodontic adhesives.

Methods: Forty patients with indications for orthodontic treatment with fixed appliances were randomly divided into 2 groups according to the orthodontic adhesive used: Transbond XT (3M Unitek, Monrovia, Calif) (n = 20) and Orthocem (FGM Dental Products, Joinville, Santa Catarina, Brazil) (n = 20). A split-mouth trial was conducted in the maxillary teeth; the deproteinization process with 5% sodium hypochlorite was performed on the experimental side.

Six-year post-surgical evaluation in the treatment protocols in the dental arches of children with oral cleft: longitudinal study.

Objective: Oral cleft surgical repairs are performed using different techniques worldwide. To evaluate and compare the development of the dental arches of children with unilateral cleft lip and palate before and after the primary surgeries performed with different techniques at the first months and six years of life.

Methodology: This is a retrospective longitudinal study.

Gingival recession in mandibular anterior teeth in patients with Class II malocclusion treated with elastics and Twin Force appliance.

Introduction: This study aimed to compare the early results of gingival recession in patients with Class II malocclusion treated with Class II intermaxillary elastics and the Twin Force appliance.

Methods: The sample comprised 55 patients with Class II malocclusion treated without extraction and divided into 2 groups. Group 1 consisted of 23 patients treated with fixed appliances and Class II elastics, with mean initial age of 15.

Efficacy of Low-Level Laser Therapy in Reducing Pain in the Initial Stages of Orthodontic Treatment.

Purpose: There is no consensus about the mechanism and efficacy in alleviating pain of the lower-level laser therapy (LLLT) during orthodontic treatment. This study aimed to evaluate the LLLT effectiveness clinically in reducing pain caused by orthodontic movement that occurs in the early stages of treatment.

Methods: The sample consisted of 54 patients in need of orthodontic treatment divided into two groups.

Evaluation of cheiloplasty and palatoplasty on palate surface area in children with oral clefts: longitudinal study.

This study evaluated the palatal surface area in children with different oral clefts after primary surgeries and at five years of age. This longitudinal study was composed by 216 digital models: unilateral complete cleft lip (UCL), unilateral complete cleft lip and palate (UCLP), and complete cleft palate (CP). The models were analysed at four time periods: T1 (before cheiloplasty), T2 (before palatoplasty), T3 (after palatoplasty); and T4 - (at five years of age).

The influence of 3x3 bonded retainer on anterior crowding relapse in mandibular incisor extraction cases.

Objective: To evaluate the 3x3 bonded retainer influence on the mandibular anterior crowding in cases treated with mandibular incisor extraction.

Methods: The sample comprised pretreatment, posttreatment and follow-up orthodontic records of 16 subjects (10 females and 6 males) with Class I malocclusion treated with extraction of a single mandibular incisor. The mean ages (± SD) at pretreatment, posttreatment and follow-up evaluation were 23.

Attractiveness of the facial profile: comparison of Class II patients treated with Twin Force® or intermaxillary elastics.

Objective: To compare the facial profile attractiveness of Class II patients treated with Twin Force® or intermaxillary elastics.

Methods: Sample comprised 47 Class II patients divided into two groups: G1) TWIN FORCE - 25 patients treated with fixed appliances and Twin Force® fixed functional appliance (mean initial age was 17.91 ± 7.

3D morphometric evaluation of the dental arches in children with cleft lip and palate submitted to different surgical techniques.

Objectives: This study aimed to compare dimensional alterations of dental arches in children with unilateral complete cleft lip and palate before and after different techniques of primary plastic surgeries.

Materials And Methods: The sample was divided into two groups: group 1-cheiloplasty by Millard's technique and one-stage palatoplasty by von Langenbeck's technique; group 2-cheiloplasty by Millard's technique and two-stage palatoplasty: anterior palatoplasty by Hans Pichler's technique and posterior palatoplasty by Sommerlad's technique. Dental arches were evaluated before (T1), after the first phase (T2), and 1 year after the second phase (T3) of primary surgeries.

Preliminary Histological Evaluation of the Application of Ozone in the First Days of Orthodontic Force Induction in Animal Model.

Objectives:  The aim of the study was to histologically evaluate the effect of ozone therapy on orthodontic force induction in an animal model.

Materials And Methods:  Twenty-four Wistar rats were divided into three groups ( = 8). A NiTi coil spring was installed from the maxillary first molar to the maxillary central incisor.