Clinical trials: Skeletal Class II Malocclusion
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
Skeletal Class II Malocclusion, Mandibular Retrognathia
Fixed Versus Conventional Twin Block Appliances for Skeletal Class II Malocclusion
This study compares two types of dental appliances a fixed Twin Block appliance and a conventional (removable) Twin Block appliance used to treat a bite problem called skeletal Class II malocclusion in growing children and…
- Trial name
- NCT07687927
- Testing
- Conventional Twin Block Appliance
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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
Deep Bite, Skeletal Class I Malocclusion
Effects of Anterior Bite Raisers Combined With Fixed Orthodontic Appliances in Deep Bite Treatment
This clinical study evaluated the treatment outcomes of fixed orthodontic appliances combined with anterior bite raisers in patients with skeletal Class I malocclusion and deep bite.
- Conditions
- Deep Bite, Skeletal Class I Malocclusion, Anterior Bite
- Trial name
- NCT07907263
- Testing
- Fixed Orthodontic Appliance With Composite Anterior Bite Raiser
- Where
- Vietnam
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
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
Malocclusion, Angle Class II
Bone Anchored Carriere Motion Appliance
Carriere Motion appliance (CMA) was designed to change 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
- NCT05499221
- Testing
- Carriere motion appliance
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Mansoura 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
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
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
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
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
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
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
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
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
Maxillary Segmental Distalization Using Digitally Printed Appliances
Evaluation of Maxillary Segmental Distalization Using Infrazygomatic versus Palatal Digitally Printed Skeletal Anchored Appliances.
- Trial name
- NCT06511219
- Testing
- maxillary segmental distalization
- Where
- Egypt
- Volunteers
- 40 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 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
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