Clinical trials: Skeletal Class II Malocclusion
Malocclusion Class II
Risk Factors Favourable to Promote Intra- and Postsurgical Complications Accompanying Microscrew Insertion for Distalisation of Maxillary Dentition
Evidence for the undeniable role of microscrews in anchorage control, as well as their other advantages, such as ease of insertion and removal techniques, have led to their routine use in orthodontics.
- Trial name
- NCT07761494
- Testing
- Orthodontic miniscrew insertion using self-drilling method, Orthodontic miniscrew insertion using self-tapping method
- Volunteers
- 1,008 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
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
Class II Division 1 Malocclusion
Effect of Modified Twin Block in Skeletal Class II Growing Females With Mandibular Deficiency
The aim of this study is to evaluate the treatment effects of conventional twin block appliance versus modified twin block appliance in the treatment of patients in growing stage having skeletal class II division 1 with…
- Trial name
- NCT03635463
- Testing
- twin block appliance, modified twin block appliance
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Orthodontic Appliance Complication, Angle Class II Patients, Distalization
En Masse Distaliaztion Via Skeletal Anchorage
Comparing the efficacy and performance of two conventionally anchored distalizers after modifying them to be skeletally anchored.
- Trial name
- NCT05245929
- Testing
- Distalization
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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
Skeletal Class 2
Evaluation of the Effects of Flat and Modified Inclined Fixed Anterior Bite Planes on Mandibular Position in Growing Females With Skeletal Class 2 Malocclusion Due to Mandibular Deficiency and Deep Bite
This study will be conducted to see if unlocking mandible from deep bite in growing females by flat fixed anterior bite plane will change mandibular position in skeletal mandibular deficiency and if there is a difference in the…
- Trial name
- NCT03308175
- Testing
- flat fixed anterior bite plane, modified inclined fixed anterior bite plane
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Class II Malocclusion, Division 1
3D Evaluation of Powerscope Appliance in Treatment of Skeletal Class 2 Malocclusion
The study is aiming to evaluate the efficacy of Powerscope appliance in treatment of skeletal Class 2 malocclusion by three-dimensional image.
- Trial name
- Powerscope app (NCT04972084)
- Testing
- Powerscope group
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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 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
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
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
Malocclusion, Angle Class II, Division 1
Pharyngeal Airway Dimensions With Twinblock Versus Myobrace Appliances in Developing Skeletal Class II Patients
The goal of this clinical trial is to compare the pharyngeal airway changes after treatment with Myobrace and after treatment with Twinblock in developing skeletal Class II patients.
- Trial name
- NCT05610150
- Testing
- Myobrace Functional Appliance, Twin Block
- Where
- Egypt
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Angle Class II, Division 1
Skeletally Versus Dentally Anchored Herbst Appliance
The treatment of skeletal Class II malocclusion can be carried out through different approaches. One of these is the using of Fixed Functional Appliances (FFA), one of main drawbacks of these appliances is the proclination of the…
- Trial name
- NCT04402164
- Testing
- Herbst appliance
- 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
Malocclusion, Angle Class II
Therapeutic Effects of Class II Elastics on Aligners in Different Vertical Skeletal Patterns
The objective is to compare the dento-alveolar therapeutic effects of wearing class II inter-arch traction elastics on aligners versus multi-brackets in an adult population.
- Trial name
- NCT05853211
- Testing
- Aligner and inter-arch elastics
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
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
Skeletal Class II Malocclusion, Dental Overjet
Removable Devices in Overjet Reduction
The goal of this clinical trial si to compare two removable devices used to treat the mandibular retrusion in growing patients. The main questions it aims to answer are: the efficacy of the two devices in the reduction of the…
- Trial name
- RemoDevOJ (NCT06955637)
- Testing
- dental movement
- Where
- Italy
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of L'Aquila
Class II Malocclusion, Division 1
Treatment Effects of Herbst Appliance in Skeletal Class II Cases During Prepubertal and Postpubertal Periods
The study was directed to compare the treatment outcomes of subjects with Class II malocclusion who were treated with Herbst appliance before and after puberty.
- Trial name
- NCT04518865
- Testing
- Herbst appliance
- Where
- Egypt
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Class II Malocclusion
Effects of Skeletal Anchored Versus Incisal Capped Twin Block Appliance in Class II Malocclusion
: the purpose of this study was to evaluate the dento-skeletal effects of the mini-implant supported Twin Block versus the incisal capped appliance in the treatment of skeletal class II patients with mandibular retrognathism.
- Trial name
- NCT06209086
- Testing
- skeletal anchored twin block
- Where
- Egypt
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Mansoura University