Clinical trials: Angle Class II
Treating Class II Malocclusion and Bimaxillary Proclination
Canine Retraction Using Different Bracket Slots' Sizes
Primary Objective Evaluating the effectiveness of canine retraction in terms of: rate of movement and rotation using 0.020-inch slot and dual-slot systems in comparison with the 0.022-inch slot system.
- Trial name
- NCT05361863
- Testing
- Orthodontic brackets
- Where
- Iraq
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Class II Malocclusion
Effect of Bilateral Distalization of Upper First Molars in a Group of Patients After Extraction of Maxillary Second Molars
There is a scarcity in the current literature regarding such appliance and its effect on distalizing the first maxillary molar in absence of the second molar.
- Trial name
- NCT05592977
- Testing
- Intra-Oral Distalizing Device
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
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 Division 1 Malocclusion
Study to Measure the Effect of Part Time Versus Full Time Orthodontic Appliance Wear
The aim of this study is to assess skeletal (bone) and dental (teeth) changes occurring following wear of a twin block functional appliance (removable brace which postures the lower jaw forward to improve a discrepancy between…
- Trial name
- NCT02190630
- Testing
- Modified Clark Twin Block
- Where
- United Kingdom
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Queen Mary University of London
Trauma, Overjet
Role of Overjet and Trauma in Libyan Children
Traumatic dental injuries are one of the commonly encountered dental emergencies. Missing anterior tooth in children due to any injury can be a source of considerable physical and psychological discomfort for the child.
- Trial name
- NCT03751189
- Volunteers
- 1,900 people, healthy volunteers welcome
- Sponsor
- sudhir rama varma
Malocclusions, Malocclusion, Angle Class I
Microanalysis of Changes in 3D Geometry of Orthodontic Mini-implants
The orthodontic mini-implants used in the study are temporary screws inserted into the bone to provide anchorage for challenging tooth movements that could not be carried out using the patient's own teeth.
- Conditions
- Malocclusions, Malocclusion, Angle Class I, Malocclusion, Angle Class II
- Trial name
- NCT06743360
- Testing
- Insertion, Scanning
- Where
- 2 sites in Poland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pomeranian Medical University Szczecin
Class II Malocclusion
Evaluation of Skeletal and Dental Effect of the New Hybrid Aesthetic Functional Appliance
use new hybrid aesthetic functional appliance for treatment of class II div 1 malocclusion.
- Trial name
- NCT06209125
- Testing
- hybrid aesthetic functional appliance
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Dental Malocclusion, Angle Class II
BRIUS Vs FFA Efficiency
The purpose of this study is to compare the Full Fixed Preadjusted appliances (regular braces) when to the BRIUS system.
- Conditions
- Dental Malocclusion, Angle Class II, Angle Class I, Crowding, Tooth
- Trial name
- NCT04347018
- Testing
- BRIUS
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Class II Division 1 Malocclusion
Comparative Evaluation of PowerScope and Forsus
The objective of this 2-arm parallel double blinded randomized controlled trial is was to evaluate and compare the treatment effects of PowerScope and Forsus in the treatment of Class II division 1 malocclusion.
- Trial name
- NCT03328754
- Testing
- Powerscope placed bilaterally for class II correction, Group 2 Forsus
- Where
- India
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Malocclusion, Division 1
Evaluation of 3D Printed Modified Twin Block for Correction of Skeletal Class II Malocclusion in Growing Females
The study is to evaluate the effect of 3D printed modified Twin Block Appliance on skeletal Class II profile correction. The null hypothesis of this research is that use of 3D Printed Twin Block is not able to induce skeletal…
- Trial name
- NCT04028661
- Testing
- 3D printed Modified Twin Block Appliance
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class II Division 1 Malocclusion, Class III Malocclusion
Efficiency of Canine Retraction Using Different Reactivation Intervals
Canine retraction after 1st premolar extracion into the extraction space is a routine treatment in orthodontics. Orthodontic patients requiring first premolar extraction, canine retraction and maximum anchorage were recruited for…
- Conditions
- Class II Division 1 Malocclusion, Class III Malocclusion, Bimaxillary Protrusion, Crowding, Tooth
- Trial name
- NCT04905004
- Testing
- Canine retraction
- Where
- Egypt
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Malocclusion, Angle Class II, Malocclusion, Angle Class III
Facial Aesthetic Analysis Model Based on Clinical Cohort Phenotype to Explore 45° Facial Profile.
Facial aesthetics has always been a complex and subjective concept. The overall facial harmony, along with lip protrusion, which is often a focus for orthodontists, requires evaluation from multiple perspectives.
- Trial name
- NCT06984666
- Testing
- language
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Linyu Xu
Class I Malocclusion, Class II Div 1 Malocclusion
Assesment of Ethnic Bias in an Artificial Intelligence Based Orthodontic Diagnosis System
This study explores how artificial intelligence (AI) can be used in orthodontics, which is the area of dentistry that focuses on correcting jaw and bite problems.
- Conditions
- Class I Malocclusion, Class II Div 1 Malocclusion, Class II Division 2 Malocclusion, Class III Malocclusion
- Trial name
- NCT07162753
- Where
- Turkey (Türkiye)
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Class II Division 1 Malocclusion
Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction
accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.
- Trial name
- NCT03764189
- Testing
- microosteoperforation
- Where
- Egypt
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class II Division 1 Malocclusion
Bilateral Premolar Extraction vs Distalization: A Randomised Clinical Trial
Rationale: Class II Division 1 malocclusion is characterized by upper anterior teeth protrusion resulting in upper lip protrusion and convex facial profile, which are considered esthetically unfavorable.
- Trial name
- NCT04743258
- Testing
- MAXILLARY PREMOLAR EXTRACTION, DISTALIZATION
- Where
- India
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Division 2 Malocclusion
"Changes in TMJ by Twin Block Therapy in Skeletal Class II Div 2 Malocclusion in Adolescent Females : MRI Study"
It is a prospective descriptive study to evaluate TMJ disc-condyle-fossa relationship using MRI scan following functional appliance therapy in skeletal Class II Division 2 malocclusion in adolescent females.
- Trial name
- NCT03481088
- Testing
- Functional appliance therapy
- Where
- India
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Malocclusion, Angle Class I, Malocclusion; Angle Class II Division 1
Efficiency of Piezo-Corticision in Accelerating Orthodontic Tooth Movement
The purpose of this study is to provide evidence on the effectiveness, the efficiency and efficacy of Peizo-Corticission in accelerating orthodontic tooth movement and reducing orthodontic treatment time.
- Trial name
- NCT02549950
- Testing
- Peizocorticision, Conventional Orthodontic Mechanics
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- AL Yousef
Malocclusion, Angle Class II
Effect of Skeletally Anchored Herbst Appliance in Treatment of Skeletal Class 2 Due to Mandibular Retrusion
Ten adolescent female patients with Class 2 mandibular deficiency with a mean age of 16.5 ±1.71 years treated with type IV Herbst appliance.
- Trial name
- NCT04388046
- Testing
- Herbst fixed functional appliance
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Khaled ELHabbak
Class II Malocclusion
Conventional Versus 3D Printed Twin Block Appliances in Growth Modification of Class II Malocclusion
The present study was conducted to evaluate the outcomes of conventionl versus 3D printed twin block appliances in growth modification of class II malocclusion (comparative clinical study) in both groups.
- Trial name
- RCT (NCT07792525)
- Testing
- Twin Block
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Class II Malocclusion
Evaluation of Maxillary Molar Distalization With Two Bone Supported Protocols Using Cone Beam Computed Tomography
The goal of this clinical trial is to to evaluate and compare the skeletal and dental changes of bone supported Fast Back and bone supported modified Leaf Spring Self-Activated Expander in bilateral distalization of maxillary…
- Trial name
- NCT06308640
- Testing
- Fast Back Rapid Distalizer, Modified Leaf Spring Self-Activated Expander
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University