Perception of facial profile attractiveness of different antero-posterior and vertical proportions.

abstract：:The aim of this study was to investigate the relationship between Turkish university students' awareness of malocclusion, their satisfaction with their personal dental appearance, and the severity of their occlusal irregularities. The sample consisted of 841 randomly selected university students, 522 (62.1 per cent) m...

journal_title：European journal of orthodontics

authors： Hamamci N,Başaran G,Uysal E

更新日期：2009-04-01 00:00:00

abstract：OBJECTIVE:To analyse cost-effectiveness of anchorage reinforcement with buccal miniscrews and with molar blocks. We hypothesized that anchorage with miniscrews is more cost-effective than anchorage with molar blocks. TRIAL DESIGN:A single-centre, two-arm parallel-group randomized controlled trial. METHODS:Adolescents...

journal_title：European journal of orthodontics

authors： Ganzer N,Feldmann I,Petrén S,Bondemark L

更新日期：2019-03-29 00:00:00

abstract：Background:Caries is an undesirable side-effect of treatment with fixed orthodontic appliances. Therefore, it is crucial to understand how orthodontic treatment and different fluoride regimens affect caries risk and individual risk factors. Objective:To evaluate the effects of orthodontic treatment and different fluor...

journal_title：European journal of orthodontics

authors： Enerbäck H,Möller M,Nylén C,Ödman Bresin C,Östman Ros I,Westerlund A

更新日期：2019-01-23 00:00:00

abstract：:The aim of the present study was to compare patient, parent and clinician perceived need for orthodontic treatment in relation to normative orthodontic treatment need as measured by the Index of Orthodontic Treatment Need (IOTN). A prospective cross-sectional study was designed to address this aim. The sample comprise...

journal_title：European journal of orthodontics

authors： Hamdan AM

更新日期：2004-06-01 00:00:00

abstract：:This retrospective study examined the occurrence of congenitally missing permanent teeth and the need for dental treatment in the Regensburg University Medical Centre of Eastern Bavaria. Using a dental administration software tool, a total of 1442 patients who presented for orthodontic treatment between 1994 and 2006 ...

journal_title：European journal of orthodontics

authors： Behr M,Proff P,Leitzmann M,Pretzel M,Handel G,Schmalz G,Driemel O,Reichert TE,Koller M

更新日期：2011-02-01 00:00:00

abstract：AIM:To assess the risk of bias (RoB) in a subset of randomized controlled trials (RCTs) published in orthodontic journals using the Cochrane RoB tool and to identify associations between domain RoB assessment and treatment effect estimates. MATERIALS AND METHODS:Fifty consecutive issues of four major orthodontic journ...

journal_title：European journal of orthodontics

authors： Koletsi D,Spineli LM,Lempesi E,Pandis N

更新日期：2016-06-01 00:00:00

abstract：:The aim of this investigation was to compare the traditional method of manual cephalometric tracing with four different computerized tracing programs, where the lateral cephalograms were scanned at 300 dpi and digitized onscreen. Thirty randomly selected cephalometric radiographs were used in this study. Four programs...

journal_title：European journal of orthodontics

authors： Erkan M,Gurel HG,Nur M,Demirel B

更新日期：2012-06-01 00:00:00

abstract：:The purpose of this retrospective study was to evaluate the treatment effects of the variable anchorage straightwire technique (VAST) in Angle Class II patients using Ricketts' growth prediction analysis. The subjects belonged to two groups: a control, consisting of 30 untreated Class II Swedish individuals (20 girls,...

journal_title：European journal of orthodontics

authors： Parikakis KA,Moberg S,Hellsing E

更新日期：2009-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:High-angle Class II malocclusion is considered challenging to treat to a stable result and, although studies report treatment outcome in terms of morphology, patient satisfaction has not been addressed. The objectives of the present study were to examine patients' motives for treatment and sat...

journal_title：European journal of orthodontics

authors： Torgersbråten N,Stenvik A,Espeland L

更新日期：2020-06-20 00:00:00

abstract：:Malocclusion assessment methods are based on measurements of study casts, which requires that impressions be taken. In addition to being costly and time consuming, this process can be unpleasant for children. Therefore, the aim of this study was to evaluate intra- and inter-examiner reliability of intraoral score meas...

journal_title：European journal of orthodontics

authors： Ovsenik M,Farcnik F,Verdenik I

更新日期：2007-02-01 00:00:00

abstract：:SummaryFine orthodontic treatment results are fine. Fine stable results are finer. But when is stability achieved? Many studies show that the decline from optimal alignment and occlusion is most rapid immediately after appliance removal and slows down after some three to five years. For stabilization, we need some for...

journal_title：European journal of orthodontics

authors： Miethke RR

更新日期：2015-08-01 00:00:00

abstract：:The purpose of this study was to assess quantitatively the roughness of the enamel surface following debonding using two resin removal methods. The enamel surface of 30 premolar crowns was covered with black tape with a 3 mm window on the middle buccal third to standardize the area of analysis. The initial enamel surf...

journal_title：European journal of orthodontics

authors： Eliades T,Gioka C,Eliades G,Makou M

更新日期：2004-06-01 00:00:00

abstract：Background:Orthodontically induced external root resorption (OIRR) is a pathologic consequence of orthodontic tooth movement. However, the limitations of two-dimensional radiography suggest that cone beam computed tomography (CBCT) with its three-dimensional capabilities might be more suitable to assess OIRR. Objectiv...

journal_title：European journal of orthodontics

authors： Samandara A,Papageorgiou SN,Ioannidou-Marathiotou I,Kavvadia-Tsatala S,Papadopoulos MA

更新日期：2019-01-23 00:00:00

abstract：OBJECTIVE:To compare orthodontically induced inflammatory root resorption (OIIRR) and patient perception of pain during orthodontic treatment between 0.018-inch and 0.022-inch slot bracket systems. SUBJECTS AND METHODS:Eligible participants aged 12 years or above were allocated to treatment with the 0.018-inch or 0.02...

journal_title：European journal of orthodontics

authors： El-Angbawi AM,Yassir YA,McIntyre GT,Revie GF,Bearn DR

更新日期：2019-03-29 00:00:00

abstract：:The aim of the present study was to examine dentoalveolar development in subjects with an 'ideal' (normal) occlusion. The material comprised 436 study casts of 189 male and 247 female subjects of Swedish origin between the ages of 5 and 31 years with no history of orthodontic treatment. Tooth width, and arch length, w...

journal_title：European journal of orthodontics

authors： Thilander B

更新日期：2009-04-01 00:00:00

abstract：:Some Class II malocclusions are due, at least in part, to a retruded lower dental arch relative to the mandibular body. The purpose of this study was to determine if a direct anterior force on the lower incisors could lead to bodily movement of these teeth. Twenty-seven patients (9 males, 18 females; mean age: 9.8 yea...

journal_title：European journal of orthodontics

authors： Strahm C,De Sousa AP,Grobéty D,Mavropoulos A,Kiliaridis S

更新日期：2009-08-01 00:00:00

abstract：:Orthodontic torque expression is the result of axial rotation of rectangular archwires within a rectangular bracket slot. This study investigates the effect of bracket material on torque expression. Torque exerted by a rotating archwire on each bracket will be measured as well as the relative deformation of each brack...

journal_title：European journal of orthodontics

authors： Melenka GW,Lacoursiere RA,Carey JP,Nobes DS,Heo G,Major PW

更新日期：2014-08-01 00:00:00

abstract：BACKGROUND:No reliable predictive factors for treatment (Tx) success and outcome quality in Class II:1 Tx have been identified yet. OBJECTIVE:To assess the influence of pre-Tx Class II severity and skeletal maturity on outcome quality after Herbst-multibracket appliance (MBA) Tx. SUBJECTS AND METHODS:All Class II:1 p...

journal_title：European journal of orthodontics

authors： Bock NC,Jost J,Ruf S

更新日期：2020-09-24 00:00:00

abstract：:Many animal experiments dealing with function-form interaction and mandibular condylar growth have utilized hyperpropulsion of the animal's mandible. Numerous hyperpropulsive appliances have been described in the literature. However, there are significant discrepancies between reported results which are most likely du...

journal_title：European journal of orthodontics

authors： Tsolakis AI,Spyropoulos MN

更新日期：1997-02-01 00:00:00

abstract：:The objective of the present study was to evaluate the cytotoxicity and degree of monomer conversion of resin-reinforced glass ionomer cements (RGIC) over different time periods. Four RGICs: Fuji Ortho LC (FOLC), Fuji Ortho Band (FOB), Orthoglass (OGL), and Multicure Glass Ionomer (MCI) were evaluated for cytotoxicity...

journal_title：European journal of orthodontics

authors： dos Santos RL,Pithon MM,Martins FO,Romanos MT,Ruellas AC

更新日期：2012-06-01 00:00:00

abstract：:The aims of this study were to investigate the effects of two surface-conditioning methods on the shear bond strength (SBS) of metal brackets bonded to three different all-ceramic materials, and to evaluate the mode of failure after debonding. Twenty feldspathic, 20 fluoro-apatite, and 20 leucite-reinforced ceramic sp...

journal_title：European journal of orthodontics

authors： Saraç YŞ,Külünk T,Elekdağ-Türk S,Saraç D,Türk T

更新日期：2011-12-01 00:00:00

abstract：:The aim of this in vitro study was to investigate both shear bond strength (SBS) by shear testing of indirectly bonded brackets, and the accuracy of a new transfer method, the Aptus bonding device (ABD). For comparison, the SBS of directly bonded brackets in two experimental arrangements was also measured. The precisi...

journal_title：European journal of orthodontics

authors： Wendl B,Droschl H,Muchitsch P

更新日期：2008-02-01 00:00:00

abstract：BACKGROUND:There are few cost evaluation studies of orthodontic retention treatment. The aim of this study was to compare the costs in a randomized controlled trial of three retention methods during 2 years of retention treatment. MATERIALS/METHODS:To determine which alternative has the lower cost, a cost-minimization...

journal_title：European journal of orthodontics

authors： Tynelius GE,Lilja-Karlander E,Petrén S

更新日期：2014-08-01 00:00:00

abstract：:This study was designed to explore a new method for the assessment of dental crowding from study models, which would be both valid and reproducible. This was then tested against two previously reported strategies. A single examiner compared the following methods: visual examination, brass wire/callipers, and a reflex ...

journal_title：European journal of orthodontics

authors： Johal AS,Battagel JM

更新日期：1997-10-01 00:00:00

abstract：:The purpose of this study was to demonstrate the advantage of the finite helical axis (FHA) system in the biomechanical analysis of orthodontic tooth movement by comparing it with the rectangular coordinate (XYZ) system. Ten patients (6 females and 4 males, mean age 23 years 7 months) were selected. Maxillary canine r...

journal_title：European journal of orthodontics

authors： Hayashi K,Uechi J,Lee SP,Mizoguchi I

更新日期：2007-12-01 00:00:00

abstract：:Unilateral tip-back mechanics are challenging because of a number of undesirable side-effects associated with their use during orthodontic treatment. The purpose of this paper is to review the differential diagnosis and treatment planning of Class II subdivision malocclusions and present a treatment strategy based on ...

journal_title：European journal of orthodontics

authors： Shroff B,Lindauer SJ,Burstone CJ

更新日期：1997-02-01 00:00:00

abstract：:The aim of this study was to compare standard plaster models with their digital counterparts for the applicability of the Index of Complexity, Outcome, and Need (ICON). Generated study models of 30 randomly selected patients: 30 pre- (T(0)) and 30 post- (T(1)) treatment. Two examiners, calibrated in the ICON, scored t...

journal_title：European journal of orthodontics

authors： Veenema AC,Katsaros C,Boxum SC,Bronkhorst EM,Kuijpers-Jagtman AM

更新日期：2009-06-01 00:00:00

abstract：:This study investigated the changes in the initial centres of rotation (Crot) of the upper six anterior teeth in response to a horizontal load. Six upper anterior teeth were extracted, splinted as a unit, and embedded in dental stone after the roots were uniformly coated with silicone. An aluminium fixture was bonded ...

journal_title：European journal of orthodontics

authors： Choy K,Kim KH,Burstone CJ

更新日期：2006-10-01 00:00:00

abstract：:Differential scanning calorimetry (DSC) was used to determine the transition temperature ranges (TTR) of four types of super-elastic orthodontic nickel-titanium coil springs (Sentalloy). A knowledge of the TTR provides information on the temperature at which a NiTi wire or spring can assume superelastic properties and...

journal_title：European journal of orthodontics

authors： Barwart O,Rollinger JM,Burger A

更新日期：1999-10-01 00:00:00

abstract：:The age- and gender-related shape variations of the craniofacial skeleton in skeletal Class I children were quantified using a Fourier analysis on the pre-treatment lateral head films of 122 orthodontic patients (age range 7-15 years), who were subdivided into six groups for sex and age (2-year intervals). Seven landm...

journal_title：European journal of orthodontics

authors： Ferrario VF,Sforza C,Poggio CE,Colombo A,Cova M

更新日期：1997-12-01 00:00:00