Clinical trials: Deep Overbite
Class II Malocclusion, IMPA Angle
Comparing the Impact of Rubber Bands on Teeth Straightening with Clear Aligners Versus Traditional Braces: a Clinical Study
Aim: To analyze the inclination of lower incisors in patients with Class II malocclusion treated with elastics and clear aligners compared to a group wearing the same elastics and fixed appliance.
- Trial name
- Class II (NCT06832475)
- Testing
- clear aligners and elastics, class 2 elastics
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- University of Rome Tor Vergata
Class II Malocclusion
Maxillary Arch Distalization With Infrazygomatic Crest Miniscrews for Class II Malocclusion
This prospective clinical study will evaluate the effects of moving the entire upper dental arch backward using infrazygomatic crest miniscrews in participants with Class II malocclusion.
- Trial name
- NCT07875660
- Testing
- Infrazygomatic Crest Miniscrews
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Mansoura University
Class II Malocclusion Division 1
Early Versus Late Intermaxillary Elastics in Patients With Class II Malocclusion
This clinical trial aimed to compare the effect of immediate light short Class II elastics versus conventional Class II elastics on the skeletal, dental and soft tissues in patients with Class II malocclusion.
- Trial name
- NCT06232928
- Testing
- Early Class II elastics, Conventional Class II elastics
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Overjet, Dental
Sleep, Upper Airway and Dental Occlusion in Children With Large Overjet
This project examines sleep (e.g. prevalence of obstructive sleep apnea(OSA)), dimension of upper airway, jaw function, well-being and quality of life in children with large overjet compared to a control group.
- Trial name
- NCT04964830
- Testing
- Orthodontic treatment with functional appliance (MAD)
- Where
- Denmark
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Deep Bite Malocclusion, Intrusion of Tooth
Maxillary Incisor Intrusion Using Utility Arch Assisted With Micro-osteoperforations
Study will be directed to evaluate the dentoalveolar changes following maxillary incisor intrusion using utility arch assisted with micro-osteoperforations in deep bite cases.
- Conditions
- Deep Bite Malocclusion, Intrusion of Tooth, Orthodontic Tooth Movement, Root Resorption
- Trial name
- MOPs (NCT07566676)
- Testing
- Micro-osteoperforations, Utility arch
- Where
- Egypt
- Volunteers
- 18 people
- Sponsor
- Al-Azhar University
Class II Malocclusion
The Use of an Esthetic Twin Block for Patients With Mandibular Retrusion
This experimental study will evaluate the effect of an esthetic Twin-block appliance on the correction of class II malocclusion compared with the traditional Twin-block appliance.
- Trial name
- NCT05418413
- Testing
- CTB, ETB
- Where
- Syria
- Volunteers
- 50 people
- Sponsor
- Damascus University
Class II Malocclusion, Class II Malocclusion, Division 1
Distalization With Aligners: Anchorage Options
Background: To compare the dentoskeletal effects of Class II elastic anchorage and infrazygomatic crest (IZC) miniscrew anchorage in sequential maxillary molar distalization using clear aligners.
- Trial name
- NCT06631131
- Testing
- Distalization with clear aligners supported by Class II elastics, Distalization with clear aligners supported by miniscrew
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people
- Sponsor
- Bezmialem Vakif University
Obstructive Sleep Apnea, Malocclusion
Premolar Extractions for Obstructive Sleep Apnea in Children With Overjet
This research aims to provide pediatric patients with polysomnography (a sleep study) before and after orthodontic treatment to determine if the extraction of upper premolars for treating excessive overjet results in an increase…
- Trial name
- NCT04946201
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Mohamed Bazina
Orthodontic Appliance Design, Retrognathism
Effect of the Innovated Seifi's Functional Appliance on Skeletal and Dentoalveolar Changes of Class II/ 1, Deep Bite
For improving the appearance of protruded upper front teeth when lower front teeth may touch palatal mucosa or have proximity to that; the innovated Seifi's Functional Appliance may be used.
- Conditions
- Orthodontic Appliance Design, Retrognathism, Malocclusion, Angle Class II, Deepbite
- Trial name
- Seifi-Fx (NCT00688233)
- Testing
- Seifi's Functional
- Where
- Iran
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Class II Malocclusion
Analysis of Muscle Activity With Myofunctional Devices, Using Surface Electromyography
Importance and justification The importance of carrying out this study is to verify the electrical activity generated by the masticatory muscles to be able to have clarity of their performance in the development of orthopedic…
- Trial name
- NCT03863275
- Testing
- functional apparatus, Diagnosis and observation
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Fundación Universitaria CIEO
Class II Malocclusion
Modified Herbst Approach to Improve Chin Projection
This study will collect data to try to assess which one of the two management options works better. The first option involves the use of the bite corrector first and then braces, while the second option involves the temporary…
- Trial name
- NCT05597748
- Testing
- Modified Herbst Approach, Conventional Herbst Approach
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alberta
Class II Malocclusion
Effects of Different Anchorage Methods and Low-Level Laser Therapy in Power Bar Distalization
This study aimed to compare the dentoalveolar, skeletal, dental arch, transverse, and soft tissue effects of maxillary molar distalization performed with the Power Bar appliance using different mandibular anchorage methods, and…
- Trial name
- NCT07888231
- Testing
- Power Bar Distalization Appliance, Mandibular Miniscrew Anchorage, Mandibular Orthodontic Button Anchorage
- Where
- Turkey (Türkiye)
- Volunteers
- 57 people
- Sponsor
- TC Erciyes University
Class II Malocclusion
Evaluation of the Levels of Pain and Discomfort and Periodontal Status Between Two Acceleration Methods of Upper Anterior Teeth Retraction
60 patients will be treated by extraction of maxillary first premolars by applying mini-screws between the maxillary second premolar and first molar as temporary skeletal anchorage devices (TSADs).
- Trial name
- NCT05656898
- Testing
- Piezocision+GaALAs diode laser, Piezocision, Orthodontic fixed appliance
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University
Class II Malocclusion
Photographic Analysis of Soft Tissue Facial Profile in Patients With Class II Malocclusion
The present day social setup considers facial charisma as an important physical characteristic. The facial characteristics of an individual are measured through anthropometry, photogrammetry, computer imaging and cephalometric…
- Trial name
- STFP (NCT02000557)
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Academy of Interdisciplinary Dental Education and Research
Class II Malocclusion
Effect of Upper Third Molar Extraction on Distalization Carriere Motion Appliance :A Prospective Clinical Study
This clinical study will be directed to compare the effect of presence or absence of third molar on distalization of the upper posterior segment by using carriere motion appliance
- Trial name
- NCT05166928
- Testing
- carriere motion appliance
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Percentage of Deep Bite Correction
Assessment of Changes in Labioincisal Relationship in Deep Bite Correction by Twin Slot Orthodontic Bracket Clinical Trial Study.
Assessment Changes in Labio incisal Relationship in Deep bite Correction by Twin Slot Orthodontic Bracket; clinical trial study.
- Trial name
- NCT06677619
- Testing
- intrusion by reverse curve wire in cervical position of twin slot bracket
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Faculty of Dental Medicine for Girls
Malocclusion, Angle Class II, Malocclusion
Mandibular Response After Maxillary Orthopedic Expansion in Class II Growing Subjects
the effectiveness of RME (Rapid Maxillary Expander) on the sagittal dental or skeletal parameters is still controversial because very little has been written regarding the behavior of antero-posterior mandibular changes in Class…
- Trial name
- NCT03159962
- Testing
- Bonded RME (Rapid Maxillary Expander) appliance, Banded RME (Rapid Maxillary Expander) appliance
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- University of Rome Tor Vergata
Class II Malocclusion
Pain and Discomfort in Two Acceleration Methods of Canine Retraction
54 patients who need extraction-based treatment of the maxillary first premolars with subsequent retraction of the maxillary canines will be divided randomly into three groups in this trial.
- Trial name
- NCT05265416
- Testing
- Piezosurgery, Low-level laser therapy, Traditional treatment
- Where
- Syria
- Volunteers
- 58 people
- Sponsor
- Damascus University
Deep Overbite
Deep Bite Correction Using Auxiliary Intrusion Cantilevers With Initial Archwires in Adolescents
The purpose of this study was to determine the effect of auxiliary intrusion cantilevers used with resilient archwires during the leveling and alignment phase in intruding lower incisors.
- Trial name
- NCT05654558
- Testing
- Auxiliary cantilever intrusion arches on initial archwires, Routine leveling and alignment
- Where
- Egypt
- Volunteers
- 27 people
- Sponsor
- Alexandria University
Class II Malocclusion
Dentoskeletal Effects of Two Different Fixed Functional Appliances for Correction of Class II Malocclusion: A Comparative Clinical Study
Fixed Functional Appliances comparisons in treatment of orthodontic class II malocclusion cases
- Trial name
- NCT05555719
- Testing
- Mandibular Protraction Appliance, PowerScope Appliance
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Al-Azhar University