Clinical trials: Class III Malocclusion
Class III Malocclusion
Mandibular First Molar Distalization
A clinical study to test the capability of the mini-screws inserted in the Mandibular buccal shelf area as an anchorage unit to distalize mandibular first molar for correction of mild to moderate Class III cases.
- Trial name
- NCT04229797
- Testing
- Mandibular distalization using extra-radicular miniscrews
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class III Malocclusion
Palatal Versus Buccal Protraction Using Plates Assisted With Facemask in Growing Class III Patients
to compare Palatal and buccal protraction using plates assisted with facemask in growing class III patients
- Trial name
- NCT06452368
- Testing
- facemask
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Jaw Protrusions
The Effectiveness of Modified 3D Printed Customized Facemask Appliance for Treatment of Class III Malocclusion
A randomized clinical trial to introduce a modified 3D printed customized maxillary protraction facemask and evaluate its efficacy in comparison with the conventional maxillary protraction facemask therapy in correction of Class…
- Trial name
- NCT06250127
- Testing
- Modified 3D printed facemask, Conventional facemask appliance
- Where
- 2 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
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 III Malocclusion, Facemask
Evaluation of Treatment Outcomes of Interceptive Orthodontic Intervention for Class Iii Malocclusion Using Inclined Plane Appliance Combined With Variable Bracket Placement
Study Title: Evaluation of Treatment Outcomes of Interceptive Orthodontic Intervention for Class III Malocclusion Using Inclined Plane Appliance Combined With Variable Bracket Placement Objective: To evaluate the clinical and…
- Conditions
- Class III Malocclusion, Facemask, Inclined Plane Appliance
- Trial name
- NCT07581990
- Testing
- Inclined Plane Appliance Combined With Variable Bracket Placement
- Where
- Vietnam
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Cleft Lip and Palate
Clinical Effectiveness of Late Maxillary Protraction for Cleft Lip and Palate
Patients with cleft lip and palate frequently develop Class III (Cl III) malocclusions or underbites following early cleft repair surgeries.
- Trial name
- PROTRACTSURG (NCT02789787)
- Testing
- Maxillary Protraction, Orthognathic Surgery
- Where
- 2 sites in United States
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- University of Southern California
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
Maxillary Prognathism
En-mass Retraction by KILBON Versus CAT Appliances
en-mass retraction by lingual retractor versus clear alighner therapy
- Trial name
- NCT06366737
- Testing
- KILBON Appliance, CAT appliance
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Retrognathism, Children
Treatment of Mandibular Overjet in Children With Maxillary Retrognathism
The project involves a 10-year prospective longitudinal cohort multicentre study where orthodontic treatment and treatment effect is followed in children with Cl III due to maxillary retrognathia who undergo standardized…
- Conditions
- Maxillary Retrognathism, Children, Treatment, Class III Malocclusion
- Trial name
- NCT07706400
- Testing
- Interceptive treatment
- Where
- 3 sites in Denmark, Sweden
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Malmö University
Anterior Crossbite, Class III Malocclusion in Growing Patients
Comparison Between Protraction Facemask and Upper Braces for Underbite Correction in Growing Children
The goal of this clinical trial is to compare the effectiveness of a protraction facemask and upper partial fixed appliance in correcting anterior crossbite in growing children with class III malocclusion.
- Trial name
- NCT06759896
- Testing
- Protraction facemask, Upper partial fixed appliance
- Where
- Malaysia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Malocclusion, Angle Class III
Dentofacial Effects Of Two Non-Compliance Appliances In The Treatment Of Growing Skeletal Class III Patients
Early orthodontic treatment of Class III malocclusions with skeletal and dentoalveolar imbalances, represents a continuous dilemma.
- Trial name
- NCT04825951
- Testing
- CS 2000
- Where
- Egypt
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Alexandria University
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 III Malocclusion, Underbite
Effects of Class III Elastics on Stability of Orthopaedic Class III Correction
The purpose of this study is to evaluate the effects of adding elastics to orthodontic retainers on the stability of class III correction and whether it reduces the need for jaw surgery.
- Trial name
- NCT04911400
- Testing
- Upper-lower clear plastic retainers + Class III elastics, Upper-lower clear plastic retainers
- Where
- 2 sites in Australia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Sydney Local Health District
Malocclusion
Evaluation of Clear Aligner Trays to Straighten Teeth
The objective of this study is to evaluate the efficacy of Clear Aligners to correct tooth malocclusions with the use of attachments and/or buttons, as determined by the amount of teeth movement and overall achievement goals of…
- Trial name
- NCT03141788
- Testing
- Clear Aligner
- Where
- 9 sites in United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Solventum Orthodontics Corporation
Dentofacial Deformities
Correlation Between Dental Inclination and Bone Thickness in Patients With Class III Dentofacial Deformities
The correlation between tooth inclination and bone thickness and the comparison between thickness measurements and buccolingual inclination before and after dental decompensation will be evaluated through tridimensional images in…
- Trial name
- NCT02491619
- Testing
- orthodontic decompensation
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Michelle Sendyk
Prognathism, Retrognathism
Natural History of Craniofacial Anomalies and Developmental Growth Variants
Background: Some head and facial abnormalities are rare and present at birth. Others are more common, and may not show up until puberty. These conditions have different causes and characteristics.
- Conditions
- Prognathism, Retrognathism, Dentofacial Deformities
- Trial name
- NCT02639312
- Where
- United States
- Volunteers
- 2,400 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Malocclusion, Angle Class III
Evaluation of Different Anchorage-supported Appliances and Expansion Procedures for Face Mask Treatment
The purpose of this study is to assess and compare the effect of two appliances (Hybrid-Hyrax expander/ Bonded rapid maxillary expander (RME)) supported by different anchorage units and two different expansion procedures (routine…
- Trial name
- NCT06244563
- Testing
- Face mask with Hybrid-Hyrax, Face mask with Bonded RME, Alternative Rapid Maxillary Expansion and Contraction Protocol (Alt-RAMEC)
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Gaziantep
Maxillary Hypoplasia, Malocclusion, Angle Class III
Effect of Bone-anchored Protraction on Maxillary Growth in the Young Child
Class III malocclusions may originate in a retrognathic maxilla, a prognathic mandible or both. Young patients with class III malocclusion and maxillary hypoplasia are conventionally treated with a protraction facemask in order…
- Trial name
- NCT02711111
- Testing
- Face mask, orthodontic bone anchor
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ziekenhuis Oost-Limburg
Class III Malocclusion, Root Resorption
Determining the Presence of RAP in Orthognathic Patients and Its Effect on Root Resorption by Biomarkers
A prospective clinical trial to what extent inflammatory biomarkers are affected by the medication after orthognathic surgery in early surgical cases and whether these biomarkers affects the amount of maxillary or mandibular…
- Trial name
- RAP (NCT04823325)
- Testing
- Orthognathic Surgery
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University