abstract：:The aetiology of palatal canine impaction is unclear. The aim of this research was to investigate the occlusal features that could contribute to the aetiology of palatal maxillary canine impaction. The material consisted of the pre-treatment dental casts of 34 patients (27 female and seven male) with unilateral palata...

journal_title：European journal of orthodontics

authors： Al-Nimri K,Gharaibeh T

更新日期：2005-10-01 00:00:00

abstract：:Various studies have reported a significant reduction in tensile bond strength of brackets when bonding is carried out immediately after bleaching. The purpose of this investigation was to determine the effect of an antioxidant agent on the tensile bond strength values of metal brackets bonded with composite resin to ...

journal_title：European journal of orthodontics

authors： Bulut H,Kaya AD,Turkun M

更新日期：2005-10-01 00:00:00

abstract：:The aim of this presentation is to describe an innovative adhesive procedure for connecting palatal implants with transpalatal arches (TPAs). The steps required for completing the procedure, the costs involved and the requisite time were reviewed and compared with those of two alternative procedures reported in the li...

journal_title：European journal of orthodontics

authors： Crismani AG,Bernhart T,Bantleon HP,Kucher G

更新日期：2005-06-01 00:00:00

abstract：:This study was undertaken to assess the factors affecting self-perception and the demand for orthodontic treatment among north Jordanian school children. In total, 1404 students randomly selected to represent five geographical areas of northern Jordan were examined. The students were further subgrouped according to ge...

journal_title：European journal of orthodontics

authors： Abu Alhaija ES,Al-Nimri KS,Al-Khateeb SN

更新日期：2005-06-01 00:00:00

abstract：:The aim of this investigation was to compare Swedish and immigrant groups of 12- and 13-year-old boys and girls with respect to: (1) self-perceived need for and attitude to orthodontic treatment, (2) attitude to own teeth and general appearance, (3) behaviour pattern and psychosocial functioning, and (4) self-perceive...

journal_title：European journal of orthodontics

authors： Josefsson E,Bjerklin K,Halling A

更新日期：2005-04-01 00:00:00

abstract：:The role of matrix metalloproteinases (MMPs) in response to mechanical forces in orthodontic tooth movement has only been partially clarified. In the present in vivo pilot study, the presence, levels, and degree of activation of MMP-1 and -8 were measured daily for 1 month in gingival crevicular fluid (GCF) of patient...

journal_title：European journal of orthodontics

authors： Ingman T,Apajalahti S,Mäntylä P,Savolainen P,Sorsa T

更新日期：2005-04-01 00:00:00

abstract：:Different types of ipriflavone (IF) have been reported to be effective when used as a remedy for bone loss due to osteoporosis. However, no information is available regarding the relationship between IF and jaw bone structure. The aim of this study was to examine the effect of IF on rat mandibles during the growth sta...

journal_title：European journal of orthodontics

authors： Maki K,Nishida I,Kimura M

更新日期：2005-02-01 00:00:00

abstract：:The aims of this study were to provide a description of the craniofacial morphology of Singaporean Chinese children and to compare gender differences. Lateral cephalometric radiographs were obtained of 81 Singaporean Chinese children (31 boys and 50 girls; mean age 12.7 and 12.5 years, respectively, standard deviation...

journal_title：European journal of orthodontics

authors： Yeong P,Huggare J

更新日期：2004-12-01 00:00:00

abstract：:The purpose of this study was to describe condylar growth and mandibular remodelling changes associated with bionator therapy. Twenty-five patients (15 males and 10 females) between 6.9 and 11.2 years of age with Class II division 1 malocclusions were randomly allocated to either control (n = 11) or treatment (n = 14;...

journal_title：European journal of orthodontics

authors： Araujo AM,Buschang PH,Melo AC

更新日期：2004-10-01 00:00:00

abstract：:The aim of the present study was to establish whether the early signs of various orofacial dysfunctions, malocclusions, or occlusal interferences can predict the development of temporomandibular dysfunction (TMD) in young adults. Forty-eight subjects referred for speech therapy and 49 controls participated in all four...

journal_title：European journal of orthodontics

authors： Pahkala R,Qvarnström M

更新日期：2004-08-01 00:00:00

abstract：:This study investigated the prevalence of bacteraemia on removal of fixed appliances. Venous blood samples were taken before and after debonding and debanding for 30 patients (mean age 17 years 8 months) who had worn fixed appliances for an average of 19 months. Before removal of the fixed appliances, bacteraemia was ...

journal_title：European journal of orthodontics

authors： Burden DJ,Coulter WA,Johnston CD,Mullally B,Stevenson M

更新日期：2004-08-01 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：: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：:As orthodontic appliances can corrode with time in the oral environment, the aim of this study was to compare the release of metal ions from new and recycled brackets immersed in buffers of different pH values over a 48 week period. To simulate commercial recycling, the stainless steel brackets were divided into two g...

journal_title：European journal of orthodontics

authors： Huang TH,Ding SJ,Min Y,Kao CT

更新日期：2004-04-01 00:00:00

abstract：:The aim of this study was to identify the transverse growth pattern of the craniofacial skeleton and dentition from 7 to 15 years of age. The database for this longitudinal study comprised the postero-anterior (PA) cephalograms and dental casts at 7, 9, 11, 13 and 15 years of age of 18 untreated Class I subjects with ...

journal_title：European journal of orthodontics

authors： Lux CJ,Conradt C,Burden D,Komposch G

更新日期：2004-02-01 00:00:00

abstract：:This ex vivo study compared the static and kinetic frictional resistance of eight different archwires tested in a single, stainless steel, zero base 0.022 x 0.028 inch (0.56 x 0.711 mm) slot standard edgewise bracket. The archwires evaluated were 0.019 x 0.025 inch (0.483 x 0.636 mm) in dimension, manufactured from th...

journal_title：European journal of orthodontics

authors： Cash A,Curtis R,Garrigia-Majo D,McDonald F

更新日期：2004-02-01 00:00:00

abstract：:The purpose of this investigation was to evaluate the effects of dental tipping and rotation immediately after surgically assisted rapid palatal expansion (SARPE). Fourteen patients (10 females, four males; mean age 25.6 years) who required a SARPE procedure were available for this study. A palatal expander appliance ...

journal_title：European journal of orthodontics

authors： Chung CH,Goldman AM

更新日期：2003-08-01 00:00:00

abstract：:The purpose of this study was to determine whether quantitative light-induced fluorescence (QLF) could detect very early demineralization and remineralization longitudinally adjacent to orthodontic components in an in vitro model. Extracted human premolars (n = 13) were sectioned sagittally to produce two equal halves...

journal_title：European journal of orthodontics

authors： Pretty IA,Pender N,Edgar WM,Higham SM

更新日期：2003-06-01 00:00:00

abstract：:The purpose of this work was to examine whether the clinical eruption of the permanent first molars and incisors is affected by pre-term birth. The data applied to 328 prematurely born white and black children and 1804 control children who participated in the Collaborative Perinatal Project (USA) in the early 1960s an...

journal_title：European journal of orthodontics

authors： Harila-Kaera V,Heikkinen T,Alvesalo L

更新日期：2003-06-01 00:00:00

abstract：:It was the aim of this study to investigate radiologically the distraction site in the gonial angle area after three different protocols of unidirectional mandibular distraction in sheep. Bilateral mandibular distraction was performed in nine sheep, and one other sheep served as a sham-operated control. In the nine ex...

journal_title：European journal of orthodontics

authors： Helmy M,Lammens J,Struelens A,Verdonck A,Willems G,Schoenaers J,Carels C

更新日期：2003-04-01 00:00:00

abstract：:Soft tissue stretching has been proposed as one of the control factors in craniofacial morphogenesis. However, its mechanism remains unclear. The present study investigated electromyographic (EMG) activity and muscle fibre composition of cervical muscles following prolonged head extension in growing rats. Thirty-six m...

journal_title：European journal of orthodontics

authors： Gu GM,Yoshida R,Liu ZJ,Hirose T,Ito G

更新日期：2003-02-01 00:00:00

abstract：:The purpose of this study was to qualitatively and quantitatively assess the nickel, chromium, and ferrous levels in a population of 17 orthodontic patients undergoing treatment, compared with seven untreated individuals, employing a novel methodological approach and a new analytical technique. Salivary samples obtain...

journal_title：European journal of orthodontics

authors： Eliades T,Trapalis C,Eliades G,Katsavrias E

更新日期：2003-02-01 00:00:00

abstract：:In 138 successfully treated Class II division 1 patients (40 Activator and 98 Herbst) effective temporomandibular joint (TMJ) growth changes (a summation of condylar remodelling, glenoid fossa remodelling, and condylar position changes within the fossa), and their influence on the position of the chin and the rotation...

journal_title：European journal of orthodontics

authors： Baltromejus S,Ruf S,Pancherz H

更新日期：2002-12-01 00:00:00

abstract：:Many practitioners will recognize that subjects with a large mandibular plane inclination are characterized by an extended head posture and a forward inclined cervical column, i.e. an extended cranio-cervical posture. It is also typical that subjects with a short-face morphology often carry their heads somewhat lowere...

journal_title：European journal of orthodontics

authors： Solow B,Sandham A

更新日期：2002-10-01 00:00:00

abstract：:The purpose of this investigation was to assess the vertical changes occurring in skeletal open bite patients treated orthodontically with different extraction patterns. The study was conducted using lateral cephalometric radiographs taken before and after treatment. Fifteen patients who had an anterior open bite (AOB...

journal_title：European journal of orthodontics

authors： Aras A

更新日期：2002-08-01 00:00:00

abstract：:This radiographic study analysed the changes that occurred in the airway and surrounding structures when subjects with sleep disordered breathing moved from the upright to the supine position. Radiographs of 100 dentate, Caucasian males were examined. Fifty individuals were non-apnoeic snorers and in 50 a diagnosis of...

journal_title：European journal of orthodontics

authors： Battagel JM,Johal A,Smith AM,Kotecha B

更新日期：2002-06-01 00:00:00

abstract：:The aim of this study was to investigate the short- and long-term effects induced by rapid maxillary expansion (RME) on the shape of the maxillary and circummaxillary structures by means of thin-plate spline (TPS) analysis. The sample consisted of 42 patients who were compared with a control sample of 20 subjects. The...

journal_title：European journal of orthodontics

authors： Franchi L,Baccetti T,Cameron CG,Kutcipal EA,McNamara JA Jr

更新日期：2002-04-01 00:00:00

abstract：:The craniofacial features of 49 Japanese and 75 British Caucasian girls with Class II division 1 malocclusions were evaluated from lateral cephalometric radiographs, and the morphological differences between both races were examined. The subjects' ages ranged from 11 years 1 month to 12 years 11 months. The mean value...

journal_title：European journal of orthodontics

authors： Ishii N,Deguchi T,Hunt NP

更新日期：2002-02-01 00:00:00

abstract：:A number of investigations have looked at psychological changes occurring in association with orthognathic treatment. However, most of these studies have used a pre-surgery questionnaire as the baseline measurement. There is little data relating to the true baseline, i.e. that prior to any active treatment. Until this...

journal_title：European journal of orthodontics

authors： Cunningham SJ,Gilthorpe MS,Hunt NP

更新日期：2001-12-01 00:00:00

abstract：:Fifteen patients, eight males and seven females with a mean age of 13.32 years, were selected for unilateral molar distalization. Dentally, all presented with a unilateral Class II molar relationship. The subjects were all in the permanent dentition with second molars erupted and with a well aligned lower dental arch....

journal_title：European journal of orthodontics

authors： Keles A

更新日期：2001-10-01 00:00:00

abstract：:The aim of this study was to investigate the in vivo bonding of orthodontic brackets using two resin-modified glass poly(alkenoate) cements and to compare them with a conventional light-cured diacrylate bonding agent. Twenty consecutive patients attending for bond up appointments took part in this randomized cross-mou...

journal_title：European journal of orthodontics

authors： Choo SC,Ireland AJ,Sherriff M

更新日期：2001-08-01 00:00:00

abstract：:Optical surface scanning technologies produce dense three-dimensional (3D) data sets, which allow detailed analysis of surface morphology. This paper describes a method of analysing change in facial shape independently of change in size. The 3D data from three male subjects from the age of 6-21 years were recorded usi...

journal_title：European journal of orthodontics

authors： Hennessy RJ,Moss JP

更新日期：2001-06-01 00:00:00

abstract：:The aim of this randomized controlled trial was to assess the effectiveness of a mandibular advancement appliance (MAA) in managing severe snoring. Twenty-eight adults with severe snoring and normal overnight oximetry were recruited from sleep disorder clinics. A maxillary placebo appliance and a MAA were worn by each...

journal_title：European journal of orthodontics

authors： Johnston CD,Gleadhill IC,Cinnamond MJ,Peden WM

更新日期：2001-04-01 00:00:00

abstract：:Based on observations of longitudinal changes in dental arch dimensions, it has been stated that an individuality of arch form and an integrity of this form exists. However, longitudinal studies evaluating arch form changes have rarely been reported in the literature. The purpose of this investigation was to use a com...

journal_title：European journal of orthodontics

authors： Henrikson J,Persson M,Thilander B

更新日期：2001-02-01 00:00:00

abstract：:Two young patients, one female and one male, with asymmetric occlusal deviation and extreme Angle Class II division 1 malocclusions were treated with the Herbst appliance after cessation of endochondral growth (union of the radius epiphysis). During treatment, computer tomographic (CT) scanning and orthopantomograms o...

journal_title：European journal of orthodontics

authors： Paulsen HU,Karle A

更新日期：2000-12-01 00:00:00

abstract：:Fifty-two patients with malocclusions underwent orthodontic treatment in combination with orthognathic surgery involving a Le Fort I and/or sagittal split osteotomy. Approximately 5 years after surgery, the patients were examined for signs and symptoms of temporomandibular disorders (TMD). The frequencies were found t...

journal_title：European journal of orthodontics

authors： Egermark I,Blomqvist JE,Cromvik U,Isaksson S

更新日期：2000-10-01 00:00:00

abstract：:The surface topography of 100 clinically used archwires of stainless steel, beta-, or nickel-titanium were investigated that had contacted either ceramic or stainless steel brackets. One group consisted of two sets: 60 wires with no treatment records accessed to bias analyses, and 40 wires for which extensive clinical...

journal_title：European journal of orthodontics

authors： Articolo LC,Kusy K,Saunders CR,Kusy RP

更新日期：2000-08-01 00:00:00

abstract：:The aim of this investigation was to study symptoms of temporomandibular disorders (TMD) and headaches longitudinally in girls with Class II malocclusions receiving orthodontic treatment in comparison with subjects with untreated Class II malocclusions and girls with normal occlusion, and to evaluate the need and dema...

journal_title：European journal of orthodontics

authors： Henrikson T,Nilner M

更新日期：2000-06-01 00:00:00

abstract：:Katz's quantitative modification of Angle's occlusion classification has been found to have a high intra- and inter-examiner agreement among orthodontists. In the present study an attempt was made to introduce a 'combined' system comprising Katz's modification and overjet/overbite millimetric measurements in order to ...

journal_title：European journal of orthodontics

authors： Brin I,Weinberger T,Ben-Chorin E

更新日期：2000-04-01 00:00:00

abstract：:The viscoelastic behaviour of prototype composite orthodontic archwires was evaluated using a bend stress relaxation test. Archwires having 10 different volume fractions of reinforcement were subjected to constant bending radii in a water bath at 37 degrees C for time periods of up to 90 days. The wires were subsequen...

journal_title：European journal of orthodontics

authors： Zufall SW,Kusy RP

更新日期：2000-02-01 00:00:00