Clinical trials: Class II Malocclusion
Third Molar Impaction
The Effect of Different Treatment Modalities of Class II Malocclusion on Upper Third Molars.
What is the effect of the different treatment modalities (distalization versus upper premolar extraction) of class II malocclusion on the position, inclination and incidence of impaction of the upper third molars?
- Trial name
- NCT06098885
- Testing
- extraction orthodontic treatment
- Where
- Egypt
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class II Malocclusion, Class III Malocclusion
Study of the Relationship Between Blood Groups,RH and Skeletal Malocclusion : a Cross Sectional Study
the study is searching if there is a relationship between the blood groups and RH and the skeletal malocclusion using the skeletal class I as a control group
- Trial name
- NCT03085082
- Testing
- blood type test
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class II Div 1 Malocclusion
The Rate of Space Closure With Piezocision-based Corticotomy in Different Facial Types: A Split-mouth Design
23 female participants with class II div I will have extraction of bilateral first bicuspids 10 weeks after bond- up appointment. The extracted teeth will be preserved in special containers for subsequent microscopic analysis.
- Trial name
- RCT (NCT04202016)
- Testing
- Piezocision Surgery
- Where
- Jordan
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Skeletal Class II Malocclusion
Modified Versus Clear Twin Block for Skeletal Class II Malocclusion
This study aims to evaluate the effectiveness of a modified Twin Block appliance compared to a conventional clear Twin Block appliance in the treatment of skeletal Class II malocclusion caused by mandibular retrusion in growing…
- Trial name
- MTB-CTB (NCT07608406)
- Testing
- Modified Twin Block Appliance, Conventional Clear Twin Block Appliance
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- University of Aleppo
Class II Malocclusion
TADs Anchored vs Conventional Anchored Carriere Motion Appliance
Carriere Motion appliance (CMA) was designed to correct a Class II molar relationship into a Class I relationship by distalizing the whole posterior maxillary segment by means of class II elastics and mandibular anchorage.
- Trial name
- NCT05631353
- Testing
- Carriere Motion Appliance
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class II
Effect of Low-Intensity Pulsed Ultrasound on Functional Treatment of Class II Malocclusion
This experimental study will evaluate the effect of combined treatment with low-intensity pulsed ultrasound (LIPUS) and functional appliances (twin-block) on the correction of class II malocclusion, compared with the control…
- Trial name
- NCT03251807
- Testing
- Twin-block, LIPUS (Low-intensity pulsed ultrasound)
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
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
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
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
Malocclusion, Angle Class II, Division 1
Evaluation of Mini Plates Anchorage With Forsus Fatigue Resistant Device
The purpose of this study is to determine if the Forsus Fatigue resistant Device appliance with direct skeletal mini plates anchorage is capable of achievement of skeletal mandibular effects while preventing the excessive…
- Trial name
- NCT02475785
- Testing
- FFRD and mini plates group, Conventional FFRD
- Where
- Egypt
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Sherif A. Elkordy
Malocclusion, Angle Class I, Malocclusion, Angle Class II
3D Printed Occlusal Splints for Intraoperative Use
A 3D printed intraoperative occlusal splint is a custom-made biocompatible resin guide that allows surgeons properly align a patient's upper and lower dentition during surgery.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- NCT07079111
- Testing
- Formlabs 3D printed occlusal splint, Industry made occlusal splint
- Volunteers
- 70 people
- Sponsor
- Johns Hopkins University
Class II Malocclusion
The Effect of Low-level Laser Therapy on Functional Treatment of Skeletal Class II Patients
this is a controlled clinical trial with 2 groups of patients of class II skeletal discrepancy due to mandibular retrusion one group is treated with twin block functional appliance and the other with twin block combined with low…
- Trial name
- NCT06024382
- Testing
- twin block, twin block combined with low level laser
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Mansoura University
Malocclusion, Angle Class II
RCT Comparing Invisalign and Traditional Orthodontic Treatment
Comparison of orthodontic patients treated with aligners and traditional (clear braces)
- Trial name
- NCT04556448
- Testing
- Aligners, Clear braces
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Class II Malocclusion, Division 1
Pain, Discomfort, and Acceptance During Using Electrical Stimulation to Accelerate Orthodontic Teeth Movement
Forty patients with class II division 1 malocclusion who will require extraction of the upper first premolars as a part of the orthodontic treatment plan will be invited to participate in the study.
- Trial name
- NCT05920525
- Testing
- Electrical stimulation, Traditional retraction of the front upper teeth
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Class II Malocclusion
the Mini-plate Anchored Herbst Appliance Versus the Dentally Anchored Fixed Functional Appliance
the objective of the current study is to compare the dentofacial effects of the mini-plate anchored Herbst appliance Versus the dentally anchored Twin force bite corrector Appliance in Young Adult Class II Orthodontic Patients…
- Trial name
- NCT05440526
- Testing
- Herbst Group, TFBC Group
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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, Class II Malocclusion
The Effectiveness of the Twin Block and Carriere Motion Appliances in Post-pubertal Patients and an Evaluation of the Impact of Class II Malocclusion and Its Correction on Oral Health-related Quality of Life
The investigators of this clinical trial aim to: Compare the effectiveness and efficiency of Clark's Twin Block Appliance (CTB) vs Carriere Motion Appliance (CMA) in correcting Class II malocclusion when used in post-pubertal…
- Conditions
- CLASS II DIVISION 1 MALOCCLUSION, Class II Malocclusion, Growth, Overjet
- Trial name
- NCT07292636
- Testing
- CTB, CMA
- Where
- Ireland
- Volunteers
- 88 people
- Sponsor
- Aslam Alkadhimi
Class II Division 2 Malocclusion
TMJ Adaptations by Orthodontic Treatment in Adolescent Males With Angle's Class II Division 2 Malocclusion: MRI Study
the aim of this study is to document the changes brought about in the internal anatomic relationships of the TMJ complex , positional changes of glenoid fossa with respect to adjacent cranial structures after completion of fixed…
- Trial name
- NCT03406559
- Testing
- orthodontic treatment
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Malocclusion, Angle Class II
Effects of the Herbst Appliance With Different Anchorages and Twin-Block Appliance in Class II Malocclusion
The purpose of this study is to determine if the Herbst appliance with indirect skeletal anchorage in mini-implants is capable of preventing excessive inclination of the lower incisors at the end of the treatment when compared to…
- Trial name
- HASA (NCT02411812)
- Testing
- Herbst appliance with skeletal anchorage, Herbst appliance with dental anchorage, Twin-Block appliance
- Where
- Brazil
- Volunteers
- 60 people
- Sponsor
- Klaus Barretto-Lopes