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Journal of Orofacial Orthopedics / Fortschritte der Kieferorthopädie OnlineFirst articles

27.06.2023 | Original Article

Factors that may increase the risk of external apical root resorption during orthodontic treatment

Retrospective clinical investigation

External apical root resorption (EARR) is a side effect which is frequently observed after orthodontic treatment [ 4 ]. Studies have shown that a resorption lacunae occurs on the pressure side of the tooth surface after application of an …

verfasst von:
Dr., DDS, Professor Burçak Kaya, PhD, DDS, Professor Ayşe Gülşahı, PhD, DDS Gizem Türkyılmaz, PhD

26.06.2023 | Original Article

Effect of use of antiseptics and fluorides during orthodontic treatment on working properties of NiTi archwires in levelling dental arches

A randomized controlled trial

After many years of development and improvements in orthodontic treatment, certain fundamental aspects are important for successful outcome of orthodontic treatment. These include orthodontic biomechanics and the dental materials which comprise …

verfasst von:
Tihana Zibar Belasic, Martina Zigante, Mia Uhac, Sven Karlovic, Ivana Jelovica Badovinac, Stjepan Spalj

Open Access 15.06.2023 | Original Article

Comparative evaluation of different debonding and reconditioning methods for orthodontic ceramic brackets regarding effectiveness for reuse

An in vitro study

For adolescents and increasingly for adults, esthetic aspects are nowadays an important part of orthodontic treatment [ 1 , 2 ]. In addition to lingual techniques and aligners, esthetic multibracket appliances continue to play an important role …

verfasst von:
Katharina Grosch, Jörg Meister, Sanjay D. Raval, Ahmed Mahmoud Fouda, Christoph Bourauel

14.06.2023 | Original Article

Surface wear and adhesive failure of resin attachments used in clear aligner orthodontic treatment

Clear aligner treatment (CAT) has shown several benefits for orthodontic treatment, including reduced patient discomfort, reduced esthetic compromises during treatment and easier hygiene resulting in lower periodontal risk and white spots lesions …

verfasst von:
Alexandre Fausto da Veiga Jardim, DDS, MSc, PhD, Jairo Curado de Freitas, DDS, MSc, PhD, Carlos Estrela, DDS, MSc, PhD

Open Access 14.06.2023 | Review Article

Advancing oral immunology for improving oral health

Although substantial progress has been made in dentistry in terms of diagnosis and therapy, current treatment methods in periodontology, orthodontics, endodontics, and oral and maxillofacial surgery, nevertheless, suffer from numerous limitations …

verfasst von:
Prof. Dr. James Deschner, DDS, PD Dr. rer. nat. Agnes Schröder, PD Dr. Dr. Manuel Weber, MD, DDS, PD Dr. Dr. Kerstin Galler, MD, DDS, Professor Dr. Peter Proff, DDS, PD Dr. Dr sc. hum. Christian Kirschneck, DDS, Prof. Dr. rer. nat. Aline Bozec, Prof. Dr. Jonathan Jantsch, MD

02.06.2023 | Original Article

Manual vs. interactive power toothbrush on plaque removal and salivary Streptococcus mutans and Lactobacillus casei levels

Single-center, examiner-blinded, randomized clinical trial in orthodontic patients

One very important aspect of orthodontic therapy is maintaining good oral hygiene. Brackets, wires, and other equipment promote plaque formation and complicate traditional oral hygiene procedures [ 1 – 3 ]. Dental plaque levels are 2 to 3 times …

verfasst von:
Tuğba Erden, Hasan Camcı

Open Access 02.06.2023 | Original Article

Investigation of the cleaning performance of commercial orthodontic cleaning tablets regarding biofilm removal on PMMA test specimens

An ex vivo study

Removable orthodontic appliances (ROAs) are used for active treatment and retention. ROAs consist of wire elements and mostly of polymethyl methacrylate (PMMA) [ 14 , 19 ]. Within minutes of inserting an appliance into the oral cavity, the surfaces …

verfasst von:
A. Arndt-Fink, P.-G. Jost-Brinkmann

Open Access 05.05.2023 | Original Article

Scanning electron microscopy evaluation of enamel surfaces using different air-polishing powders in the orthodontic setting: an in vitro study

Initial carious lesions appear opaque on smooth surfaces of teeth due to microporosities in the enamel structure and are, therefore, known as white spot lesions [ 21 ]. They are significantly less common than fissure or interproximal caries in the …

verfasst von:
Philipp Ratzka, Paul Zaslansky, Paul-Georg Jost-Brinkmann

Open Access 04.05.2023 | Original Article

Novel concept for posterior crossbite correction

Preliminary results

This retrospective cohort study was approved by the ethical committee of the Hannover Medical School, Hannover, Germany (3151-2016). All patients were treated in one orthodontic specialist practice and consecutively debonded in the period from …

verfasst von:
Dirk Wiechmann

28.04.2023 | Review Article

Long-term effects of orthodontic interceptive expansion treatment

A retrospective study

When patients are referred in the mixed dentition phase, orthodontists have the opportunity to interact with the dental occlusion. The goal of interceptive orthodontic treatment is to prevent development of malocclusion and to correct occlusal …

verfasst von:
Anne-Sophie Van de Velde, Laura De Boodt, Prof. Dr. Maria Cadenas de Llano-Pérula, DDS, PhD, Annoushka Laenen, Prof. Dr. Guy Willems, DDS, PhD

Open Access 31.03.2023 | Original Article

Effect of orthodontic extraction of mandibular premolars on third molar angulation after treatment with fixed appliances

A cross-sectional study
verfasst von:
Tamara Di Giovanni, Theodosia Vogiatzi, Vasiliki Koretsi, Tanya Walsh, Nick Silikas, Spyridon N. Papageorgiou

Open Access 09.03.2023 | Original Article

Preciseness of artificial intelligence for lateral cephalometric measurements

Orthodontic data collection and diagnosis is a process that consumes time and effort [ 1 ]. This process usually encompasses meticulous analysis of different diagnostic records including photographs, study models, and radiographs [ 2 , 3 ]. Among …

verfasst von:
Mostafa El-Dawlatly, B.D.S., M.Sc., PhD., M Orth RCSEd, Khaled Hazem Attia, B.D.S., M.Sc., PhD., Ahmed Yehia Abdelghaffar, B.D.S., M Orth RCSEd, Yehya Ahmed Mostafa, D.D.S., M.Sc., Ph.D., FDS RCSEd, Dr. Mohamed Abd El-Ghafour, B.D.S., M.Sc., PhD, M Orth RCSEd

09.03.2023 | Original Article

Effect of patients’ attitude and perception of oral hygiene on white spot lesion development and plaque accumulation during orthodontic treatment

A survey of patients with fixed appliances

White spot lesions (WSLs) result from enamel demineralization, producing white opacity on enamel surfaces with a high reported prevalence [ 1 – 3 ]. They may be induced by bonded orthodontic appliances that can lead to plaque accumulation in the …

verfasst von:
Dr. Lina Sharab, Assistant Professor, Carli Loss, Alex Kluemper, Hiroko Nagaoka, Associate Professor, Gregory Hawk, Professor Cynthia Beeman

07.03.2023 | Original Article

Effectiveness of surface polishing after debonding of metal brackets from different CAD-CAM materials

In recent years, ceramic restorations have become popular treatments due to their considerable advantages, such as color stability, esthetics, biocompatibility, and wear resistance. Constantly increasing esthetic demands have resulted in the …

verfasst von:
Ass. Prof. Aslıhan Zeynep Oz, Ass. Prof. Abdullah Alper Oz, Prof. Cagrı Ural, Ass. Prof. Necati Kaleli, Ass. Prof. İbrahim Duran

Open Access 06.03.2023 | Original Article

Influence of the force magnitude of fixed functional appliances for class II subdivision 1 treatment—a cephalometric study

Class II division 1 malocclusion is defined by a distal molar relationship and an increased overjet [ 31 ] and belongs to the most frequent malocclusions with a worldwide prevalence between 15 and 25% [ 1 , 32 ]. Besides esthetic and functional …

verfasst von:
Hisham Sabbagh, Aladin Sabbagh, Mila Janjic Rankovic, Christine Huber, Andrea Wichelhaus, Lea Hoffmann

03.03.2023 | Original Article

Treatment of skeletal class III malocclusion using a combined clear aligner and surgery-early approach

Assessment based on the American Board of Orthodontics Objective Grading System

As the social economy develops and the fast pace of life emerges, adults’ requirements for appearance are increasing [ 1 ]. Patients with skeletal class III malocclusion undergo orthodontic–orthognathic surgery to correct their facial profile and …

verfasst von:
Guoli Zhou, Fei Yu, Ph.D., Ass. Prof. Hongbo Yu, Ass. Prof. Lunguo Xia, Lingjun Yuan, Prof. Bing Fang

Open Access 02.03.2023 | Original Article

Precision of slot widths and torque transmission of in-office 3D printed brackets

An in vitro study

The demand for orthodontic appliances with a low impact on orofacial esthetics, especially in the anterior region, continues to be high due to increased societal pressure regarding self-optimization and perfection [ 1 , 2 ]. Currently, practicing …

verfasst von:
Carolien A. J. Bauer, Mats Scheurer, Christoph Bourauel, J. Philippe Kretzer, Christoph J. Roser, Christopher J. Lux, Lutz D. Hodecker

Open Access 01.03.2023 | Original Article

Effect of argon cold plasma composition on orthodontic bonding—new insights into input parameters and protocols

An optimal bonding technique provides adequate adhesive strength while being gentle on the dental hard tissue. Substance conservation is especially important in orthodontics, because unlike in other disciplines of dentistry, bonding for …

verfasst von:
Mostafa M. Alzahar, Karl-Friedrich Krey, Philine H. Doberschütz

28.02.2023 | Original Article

Cephalometric evaluation of pharyngeal airway and tongue space following treatment with Herbst and AdvanSync appliances

A prospective randomized clinical trial

Patients seek orthodontic treatment for the correction of proclined incisors, increased overjet, short chin, etc. The aim of the orthodontic treatment should be an integration of skeletal harmony, perfect dental occlusion, facial esthetics, and …

verfasst von:
Dr. Suman Arora, Second-in-Commandant (CDS) Postgraduate 3rd year MDS, Dr. Seema Grover, MDS FPFA Former Professor, Dr. Pandurangan Harikrishnan, MDS FDSRCS (England) FCrfOrth (Taiwan) MBA (HM) PGDMLE Ph.D., Dr. Ashish Dabas, MDS Former Professor, Dr. Namrata Dogra, MDS Reader, Dr. Jasmine Nindra, MDS Assistant Professor

27.02.2023 | Original Article

Survival rates of mandibular fixed retainers: comparison of a tube-type retainer and conventional multistrand retainers

A prospective randomized clinical trial

Orthodontic retention is regarded as a continuation of treatment in contemporary orthodontics [ 1 ]. Both patients and practitioners prefer a fixed retainer over a removable retainer in terms of comfort and effectiveness [ 2 , 3 ]. Compared with …

verfasst von:
Prof. Kyungmin Clara Lee, Clinical Assistant Professor Seung-Weon Lim, Prof. Jin-Hyoung Cho, Prof. Heesoo Oh, Prof. Hyeon-Shik Hwang