An analysis of orthodontic force systems applied to the dentition with diminished alveolar support.

abstract：:In this study, botulinum neurotoxin type A (BoTx/A) was injected into the temporalis and masseter muscles of growing rats to induce masticatory hypoactivity. Sixty, 30-day-old, male Long-Evans rats were randomly divided into four groups. BoTx/A was bilaterally injected in the masseter muscles in group I, in the tempor...

journal_title：European journal of orthodontics

authors： Tsai CY,Shyr YM,Chiu WC,Lee CM

更新日期：2011-04-01 00:00:00

abstract：:The location of the centre of resistance (CR) of various consolidated units of maxillary anterior teeth was determined in this study using human autopsy material. The units studied consisted of two central incisors, four incisors, and six anterior teeth. When horizontal forces were applied the CR for the two- and six-...

journal_title：European journal of orthodontics

authors： Pedersen E,Isidor F,Gjessing P,Andersen K

更新日期：1991-12-01 00:00:00

abstract：:The aim of this study was to compare the effects of the Gjessing (PG) retraction spring used with and without the zygoma anchorage system (ZAS) on canine retraction. Thirty patients, with an Angle Class I or Class II malocclusion, whose upper first premolars were scheduled for extraction, were divided into two equal g...

journal_title：European journal of orthodontics

authors： Cetinsahin A,Dinçer M,Arman-Ozçirpici A,Uçkan S

更新日期：2010-10-01 00:00:00

abstract：Objective:To assess the dental, skeletal, and profile changes after functional appliances and subsequent fixed appliances treatment in order to quantify their effect and evaluate the influence of initial incisal inclination and growth pattern. Materials and methods:A retrospective cephalometric analysis was performed ...

journal_title：European journal of orthodontics

authors： Zelderloo A,Cadenas de Llano-Pérula M,Verdonck A,Fieuws S,Willems G

更新日期：2017-06-01 00:00:00

abstract：:Cervical column morphology was examined in 41 adult patients with a skeletal deep bite, 23 females aged 22-42 years (mean 27.9) and 18 males aged 21-44 years (mean 30.8) and compared with the cervical column morphology in an adult control group consisting of 21 subjects, 15 females, aged 23-40 years (mean 29.2 years) ...

journal_title：European journal of orthodontics

authors： Sonnesen L,Kjaer I

更新日期：2007-10-01 00:00:00

abstract：:The aim of this study was to evaluate oral sensory perception in patients with an anterior open bite (AOB) and associated tongue thrusting activity. This study was performed in the Department of Orthodontics, Government Dental Hospital, Chennai, on 30 subjects (16 females and 14 males) aged from 12 to 17 years with an...

journal_title：European journal of orthodontics

authors： Premkumar S,Avathvadi Venkatesan S,Rangachari S

更新日期：2011-04-01 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：OBJECTIVES:The aim of this study was to evaluate the cephalometric outcome of bone-anchored maxillary protraction (BAMP) in individuals with unilateral complete cleft lip and palate (UCLP). MATERIAL AND METHODS:The experimental group (EG) comprised 23 individuals (17 males and 6 females) with UCLP and a mean age of 11...

journal_title：European journal of orthodontics

authors： Faco R,Yatabe M,Cevidanes LHS,Timmerman H,De Clerck HJ,Garib D

更新日期：2019-09-21 00:00:00

abstract：:The purpose of this ex vivo study was to compare the bond strengths and modes of failure of brackets bonded with three self-etching products [Adper Prompt L-Pop (3M Espe), Futurabond NR (Voco) and Transbond Plus (3M Unitek)] and a conventional 38 per cent phosphoric acid-etching system Etch-Rite (Pulpdent Corp.) at tw...

journal_title：European journal of orthodontics

authors： Başaran G,Ozer T,Devecioğlu Kama J

更新日期：2009-06-01 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

abstract：:This study evaluated the effect of sandblasting foil mesh molar tube bases on the shear bond strength obtained when bonding to first molar teeth. Fifty-two recently extracted first molar teeth were etched with 35 per cent phosphoric acid gel for 30 seconds. Twenty-six sandblasted 'A' Company molar tube attachments and...

journal_title：European journal of orthodontics

authors： Johnston CD,McSherry PF

更新日期：1999-06-01 00:00:00

abstract：:The aim of this study was to explore the complexities in constructing league tables purporting to measure orthodontic clinical outcomes. Eighteen orthodontists were invited to participate in a cost-effectiveness study. Each orthodontist was asked to provide information on 100 consecutively treated patients. The Index ...

journal_title：European journal of orthodontics

authors： Dunstan F,Richmond S,Phillips C,Durning P

更新日期：2008-12-01 00:00:00

abstract：:Deviations in the growth of the mandibular condyle can affect both the functional occlusion and the aesthetic appearance of the face. The reasons for these growth deviations are numerous and often entail complex sequences of malfunction at the cellular level. The aim of this review is to summarize recent progress in t...

journal_title：European journal of orthodontics

authors： Pirttiniemi P,Peltomäki T,Müller L,Luder HU

更新日期：2009-02-01 00:00:00

abstract：:The performance of 5941 stainless steel orthodontic brackets bonded with a no-mix adhesive (Right-on) in 563 patients was reviewed over a 5-year period. The effects of age and sex of the patient, treatment mechanics, operator experience, and arch location on the failure rate and mean survival time (MST) of bonded orth...

journal_title：European journal of orthodontics

authors： Millett DT,Gordon PH

更新日期：1994-06-01 00:00:00

abstract：:The aim of this study was to assess the severity of any underlying malocclusion in subjects presenting for treatment of a palatally impacted canine (PIC) using a modification of the Dental Health Component (DHC) of the Index of Treatment Need (MIOTN), which does not factor in the impacted canine. The pre-treatment stu...

journal_title：European journal of orthodontics

authors： Barlow ST,Moore MB,Sherriff M,Ireland AJ,Sandy JR

更新日期：2009-08-01 00:00:00

abstract：:This clinical study evaluated factors related to root resorption before (T1) and after (T2) orthodontic treatment. Ninety-six subjects between 9 and 34 years (34 males and 62 females) who had been treated using fixed appliances for at least 1 year and who had panoramic radiographs at T1 and T2 were selected. The relat...

journal_title：European journal of orthodontics

authors： Jiang RP,McDonald JP,Fu MK

更新日期：2010-12-01 00:00:00

abstract：:The purpose of this study was to propose a growth-based structural superimposition method for assessment of cervical vertebral fusion and evaluate variations and abnormalities of the upper cervical vertebrae. Standardized lateral cephalograms of 156 patients (69 males and 87 females, age range 6-20 years), representin...

journal_title：European journal of orthodontics

authors： Koletsis DD,Halazonetis DJ

更新日期：2010-02-01 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 purpose of this study was to investigate the effects of rapid maxillary expansion (RME) and semi-rapid maxillary expansion (SRME) in the mixed dentition period. The SRME group consisted of 18 patients (11 girls and 7 boys) with a mean age of 8.63 +/- 1.09 years and the RME group 17 patients (11 girls and 6 boys) w...

journal_title：European journal of orthodontics

authors： Ramoglu SI,Sari Z

更新日期：2010-02-01 00:00:00

abstract：BACKGROUND/OBJECTIVE:Chondrogenesis is an integral part of endochondral bone formation, by which the midline cranial base is developed. Reactive oxygen species (ROS) are required in chondrogenic differentiation and antioxidant enzymes regulate their levels. The aim of this study was to localize the antioxidant enzyme g...

journal_title：European journal of orthodontics

authors： Koretsi V,Kirschneck C,Proff P,Römer P

更新日期：2015-06-01 00:00:00

abstract：:The persistence of childlike deglutition after the replacement of deciduous teeth is described as atypical deglutition. This condition has been attributed to sucking action without nutritive purposes, use of a feeding bottle, oral respiration, and anatomical abnormalities. Among the possible anatomical alterations, th...

journal_title：European journal of orthodontics

authors： Machado Júnior AJ,Crespo AN

更新日期：2012-02-01 00:00:00

abstract：:The Beni Solow award for the best article published in the European Journal of Orthodontics in 2014 has been won by: Karoline Dreesen, Steven Swinnen, Koenraad Devriendt, and Carine Carels from Departments of Orthodontics and Human Genetics, Katholieke Universiteit Leuven, Belgium and Department of Orthodontics and Cr...

journal_title：European journal of orthodontics

authors：

更新日期：2015-08-01 00:00:00

abstract：:The aims of this study were two-fold. First to compare the perceptions of African dental aesthetics as determined by a panel of black African Senegalese and French Caucasian judges, and second to compare the sensitivity and specificity of both components of the Index of Orthodontic Treatment Need (IOTN) and the Index ...

journal_title：European journal of orthodontics

authors： Ngom PI,Brown R,Diagne F,Normand F,Richmond S

更新日期：2005-12-01 00:00:00

abstract：:The purpose of this study was to investigate cephalometrically, the effects of a functional appliance-headgear combination, the Elastic Bite-block (EBB). Of 50 Class II division 1 subjects who participated in this study, 30 made up the treatment group and 20 the control group. All of the selected cases exhibited mandi...

journal_title：European journal of orthodontics

authors： Erverdi N,Ozkan G

更新日期：1995-10-01 00:00:00

abstract：Background/objective:To assess the validity and reliability of a series of three questionnaires for the quantification of patient perception of fixed appliance orthodontic treatment. Subjects and methods:The study was carried out at the University of Dundee with content and face validity being assessed using proformas...

journal_title：European journal of orthodontics

authors： Yassir YA,McIntyre GT,Bearn DR

更新日期：2017-08-01 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：:Tensile bond strength and bond failure location were evaluated in vitro for two types of aesthetic brackets (non-silanated ceramic, polycarbonate) and one stainless steel bracket, using bovine teeth as the substrate and diacrylate resin as the adhesive. The results show that metallic bracket had the highest bond stren...

journal_title：European journal of orthodontics

authors： Fernandez L,Canut JA

更新日期：1999-02-01 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：:A logical basis for the sequence of wires chosen during orthodontic treatment with fixed appliances is presented. This utilizes a new more realistic model for the radial deflection of a segment of the archwire in which the wire is restrained by the ligatures on the misaligned tooth, contacts the inner edges of the bra...

journal_title：European journal of orthodontics

authors： Waters NE

更新日期：1992-06-01 00:00:00

abstract：:The effects of a transpalatal arch for the symmetrical derotation of rotated first molars were evaluated in 50 children, 8-13 years of age. The positions of the molars were compared with those in 34 individuals, aged 12-18 years, with normal occlusion. Prefabricated (GAC) stainless steel arches were used for 60-198 da...

journal_title：European journal of orthodontics

authors： Dahlquist A,Gebauer U,Ingervall B

更新日期：1996-06-01 00:00:00