Clinical trials: Skeletal Malocclusion
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
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
Malocclusion
Three-dimensional Assessment of Craniofacial Structures
The goal of this project is to reduce the radiation exposure in orthodontic patients by the use of a new imaging protocols based on non-ionizing orthodontic records (e.g.
- Trial name
- NCT01210547
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
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
Skeletal Class III Malocclusion
Evaluation of Treatment Outcomes With Palatal Plate Versus Conventional Tooth Borne Anchorage in Class III Patients
evaluation of treatment outcomes with palatal plate versus conventional tooth borne anchorage in class III patients
- Trial name
- NCT07360509
- Testing
- treatment of skeletal class III by maxillary advancement using transpalatal arch and face mask, treatment of skeletal class III by maxillary advancement using palatal plate and face mask
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Faculty of Dental Medicine for Girls
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
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
Maxillofacial Abnormalities, Mandible Prognathism
Condylar Position Changes and TMJ Functions After BSSO Mandibular Setback, Low Medial Cut.
This study hypotheses that using low medial cut osteotomy BSSO in mandibular setback can be an efficient and effective method to limit the bony segment interferences , decreasing muscles stripping during osteotomy ,decrease…
- Conditions
- Maxillofacial Abnormalities, Mandible Prognathism, Skeletal Malocclusion
- Trial name
- NCT05713084
- Testing
- mandibular setback using BSSRO
- Where
- Egypt
- Volunteers
- 24 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
Class III Malocclusion
Success Rate of the Miniscrews in the Mandibular Buccal Shelf
Stability of the orthodontic miniscrews placed in the mandible is still considered to bare higher risk of failure compared to other intraoral locations.
- Trial name
- NCT05280678
- Testing
- Orthodontic miniscrew insertion in the mandibular buccal shelf
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical 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
Anterior Open Bite Malocclusion
Efficiency of Microosteoperforation for Accelerating Posterior Segment Intrusion in Skeletal Open Bite Cases
This clinical trial aimed to assess the efficiency of micro-osteoperforation for accelerating posterior intrusion in open bite cases.
- Trial name
- NCT07761065
- Testing
- Micro-osteoperforation, Conventional posterior segment intrusion
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Mandibular Growth Stimulation
Comparison of Skeletal Effects of Herbst and Invisalign MA in Growing Patients With KLass II Malocclusion
This study aims to determine and compare the precise skeletal dental and soft tissue effect of Mandibular advancement aligners and Herbst Appliance.
- Trial name
- NCT06409923
- Testing
- Stimulation of mandibular growth.
- Where
- 2 sites in Belgium
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Université Libre de Bruxelles
Deep Bite Malocclusion
Effects of Anterior Bite Turbos on Deep Bite Treatment and Chewing Muscles
This study evaluated how anterior bite turbos used during orthodontic treatment of deep bite affect chewing muscle activity and dental and skeletal measurements.
- Trial name
- NCT07851948
- Testing
- Anterior Bite Turbo, Fixed Orthodontic Treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Ankara University
Masseter, Ultrasonography
Masseter Muscle Thickness and Craniofacial Skeletal Patterns
Facial morphology is influenced by hard and soft tissues, including bone and muscle. While numerous factors can lead to changes in bone tissue, soft tissues such as muscle also have an important influence.
- Conditions
- Masseter, Ultrasonography, Malocclusions, Cephalometry
- Trial name
- NCT06870084
- Testing
- Ultrasonography, Lateral cephalometric radiography, Facial photograph
- Where
- Turkey (Türkiye)
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Kutahya Health Sciences University