Comparison of human dental and craniofacial maturation on prenatal profile radiographs.

abstract：AIMS:To establish whether adolescent orthodontic patients with hypodontia have a preference between the aesthetic outcomes of two treatment strategies for lateral incisor agenesis. MATERIALS/METHODS:Standardized photographs of pre-orthodontic patients with missing lateral incisors were manipulated to produce images th...

journal_title：European journal of orthodontics

authors： Barber SK,Houghton N,Spencer RJ

更新日期：2015-04-01 00:00:00

abstract：OBJECTIVES:Loosening and loss rates of monocortical mini-implants are relatively high, therefore the following null hypothesis was tested: 'The local bone stress in mono and bicortically-anchored mini-implants is identical'. MATERIAL AND METHODS:Anisotropic Finite Element Method (FEM) models of the mandibular bone, in...

journal_title：European journal of orthodontics

authors： Holberg C,Winterhalder P,Rudzki-Janson I,Wichelhaus A

更新日期：2014-10-01 00:00:00

abstract：:To investigate whether orthodontic cases can fulfil gnathologic requirement, models of 10 adolescent patients (of the Department of Orthodontics at the University Dental Clinic, Graz) were mounted in an articulator at band removal and 2, 4 and 12 weeks and one year later. During this year the patients wore a gnatholog...

journal_title：European journal of orthodontics

authors： Droschl H,Permann I,Bantleon HP

更新日期：1989-08-01 00:00:00

abstract：:The aims of the study were to analyse the records of 26 subjects (18 females, eight males) with maxillary canine-first premolar transposition (Mx.C.P1) together with 160 subjects with a palatally displaced canine (PDC) to determine the pattern of tooth agenesis in these cases and to compare them with similar samples r...

journal_title：European journal of orthodontics

authors： Camilleri S

更新日期：2005-10-01 00:00:00

abstract：:This investigation was designed to repeat classic studies into the associations between head posture and growth as a single unified study using up-dated methods for gathering and analysing the data. The material comprised the cephalometric radiographs of 59 children (34 males and 25 females) recorded in natural head p...

journal_title：European journal of orthodontics

authors： Springate SD

更新日期：2012-08-01 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:This study investigated the expression of extracellular matrix metalloproteinase inducer (EMMPRIN) in the compression area during orthodontic relapse in rat molars. MATERIALS AND METHODS:Thirty Wistar rats (6 weeks old) underwent orthodontic tooth movement (OTM) of the left first maxillary molar for 21 days,...

journal_title：European journal of orthodontics

authors： Li H,Xia L,Wang S,Al-Balaa M,Liu W,Hua X

更新日期：2020-06-23 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：:To study the effects of transforming growth factor beta 2 (TGF-beta 2) on bone resorption, cultures of 17-day-old foetal mouse metatarsal long bones were used. The long bone rudiments were cultured for 5 days in medium supplemented with 10% rat serum. The effects of TGF-beta 2 were studied at concentrations of 1, 4, a...

journal_title：European journal of orthodontics

authors： Berghuis HM,Dieudonné SC,Goei W,Veldhuijzen JP

更新日期：1994-04-01 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：OBJECTIVES:The objective of the study was to evaluate the impact of temporomandibular joint (TMJ) arthritis on the functional disability and quality of life in patients affected by juvenile idiopathic arthritis (JIA). MATERIALS AND METHODS:Sixty-two consecutive patients with JIA with or without TMJ arthritis and 35 he...

journal_title：European journal of orthodontics

authors： Isola G,Perillo L,Migliorati M,Matarese M,Dalessandri D,Grassia V,Alibrandi A,Matarese G

更新日期：2019-03-29 00:00:00

abstract：:The purpose of the present investigation was to determine the long-term prognosis of autotransplanted premolars with respect to periodontal healing. The subjects consisted of 195 patients aged 7 to 35 years, with a total of 370 autotransplanted all operated and followed with a standard technique. The observation perio...

journal_title：European journal of orthodontics

authors： Andreasen JO,Paulsen HU,Yu Z,Schwartz O

更新日期：1990-02-01 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：BACKGROUND:The Scandcleft trial is a randomized controlled trial that includes children with unilateral cleft lip and palate where registrations are standardized and therefore provides the opportunity to describe craniofacial characteristics in a very large sample of patients. OBJECTIVES:The aim of this study was to d...

journal_title：European journal of orthodontics

authors： Küseler A,Heliövaara A,Mølsted K,Marcusson A,Karsten A,Bellardie H,Sæle P,Brinck E,Skaare P,Rizell S,Chalien MN,Mooney J,Botticelli S,Eyres P,Shaw W,Semb G

更新日期：2020-12-24 00:00:00

abstract：Objective:The aim of this in vitro study was to evaluate the progressive development of surface microdamage produced following the insertion of orthodontic miniscrews (OMs) into 1.5 mm thick porcine tibia bone using maximum insertion torque values of 12 Ncm, 18 Ncm, and 24 Ncm. Methods:Aarhus OMs (diameter 1.5 mm; len...

journal_title：European journal of orthodontics

authors： Nguyen MV,Codrington J,Fletcher L,Dreyer CW,Sampson WJ

更新日期：2018-01-23 00:00:00

abstract：OBJECTIVES:This study compared the stability of tapered miniscrews with cylindrical miniscrews. MATERIALS/METHODS:One hundred and five tapered and 122 cylindrical self-drilling miniscrews were placed into the maxillary and mandibular buccal alveolar areas of 132 patients (43 males and 89 females). The insertion torque...

journal_title：European journal of orthodontics

authors： Yoo SH,Park YC,Hwang CJ,Kim JY,Choi EH,Cha JY

更新日期：2014-10-01 00:00:00

abstract：:This in vitro study investigated the influence of using different combinations of bracket, adhesive, and light-curing source on the tensile bond strength to porcelain and on failure patterns at debonding. Tensile tests were performed using: one ceramic bracket versus one metal bracket, two orthodontic composites; type...

journal_title：European journal of orthodontics

authors： Al-Hity R,Gustin MP,Bridel N,Morgon L,Grosgogeat B

更新日期：2012-08-01 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：: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：:It has been suggested that subjects with increased vertical craniofacial dimensions have relatively oblique orientated jaw muscles with a reduced possibility to restrain the vertical component of craniofacial growth. To test this hypothesis, relationships were investigated between the spatial orientation of the jaw mu...

journal_title：European journal of orthodontics

authors： van Spronsen PH,Koolstra JH,van Ginkel FC,Weijs WA,Valk J,Prahl-Andersen B

更新日期：1997-06-01 00:00:00

abstract：:The aim of the present study was to develop an index specifically for the measurement of treatment complexity. Input factors were directly related to complexity, and the output was a score measuring the degree of treatment complexity. The sample comprised 120 sets of dental casts, 30 for each of the four main malocclu...

journal_title：European journal of orthodontics

authors： Llewellyn SK,Hamdan AM,Rock WP

更新日期：2007-04-01 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 publication of the three-paper series on the effects of two slot sizes on treatment parameters in this issue, targets a topic, which has attracted a lot of discussion based primarily on anecdotal evidence. The conclusive evidence contribute to the lack of variation of treatment variables with slot size selection, ...

journal_title：European journal of orthodontics

authors： Eliades T

更新日期：2019-05-24 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：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 purpose of the study is to determine whether the various aspects of the craniofacial complex exhibit female adolescent growth spurts. Multilevel polynomial models were used to estimate the growth curves of a mixed-longitudinal sample of 111 untreated females 10-15 years of age. To evaluate the horizontal and verti...

journal_title：European journal of orthodontics

authors： Buschang PH,Jacob HB,Demirjian A

更新日期：2013-12-01 00:00:00

abstract：:The purpose of the present study was to evaluate the accuracy and reliability of airway volume digital measurements of cone-beam computed tomography (CBCT) compared with the manual measurements of an airway model. An acrylic airway model was constructed and attached to a human dry skull in the natural position of the ...

journal_title：European journal of orthodontics

authors： Ghoneima A,Kula K

更新日期：2013-04-01 00:00:00

abstract：OBJECTIVE:This prospective randomized clinical trial investigated the impact of different tooth brushing strategies and sealant application on patients with fixed appliances: plaque, gingival, caries index scores, periodontal parameters, microbial, and molecular biological parameters were assessed. MATERIALS AND METHO...

journal_title：European journal of orthodontics

authors： Zingler S,Pritsch M,Wrede DJ,Ludwig B,Bister D,Kneist S,Lux CJ

更新日期：2014-04-01 00:00:00

abstract：:Shared decision making between children and parents is required in orthodontics. This study compared agreement among mothers, fathers, and children regarding the oral health-related quality of life (OHRQoL) of children. A sample of 71 child patients (41 girls and 30 boys) aged 12.6 years with an orthodontic treatment ...

journal_title：European journal of orthodontics

authors： Zhang M,McGrath C,Hägg U

更新日期：2007-04-01 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