Clinical trials: Malocclusion, Angle Class III
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
Class I Malocclusion, Class II Div 1 Malocclusion
Assesment of Ethnic Bias in an Artificial Intelligence Based Orthodontic Diagnosis System
This study explores how artificial intelligence (AI) can be used in orthodontics, which is the area of dentistry that focuses on correcting jaw and bite problems.
- Conditions
- Class I Malocclusion, Class II Div 1 Malocclusion, Class II Division 2 Malocclusion, Class III Malocclusion
- Trial name
- NCT07162753
- Where
- Turkey (Türkiye)
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif 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
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
Surgical Complication, Paresthesia
Trial of Bilateral Sagittal Split Osteotomy Induced Paresthesia Using Ultrasonic vs. Reciprocating Saw Instrumentation
The aim of this prospective study is to analyze the postoperative paresthesias experienced in patients who undergo bilateral sagittal split osteotomies (BSSO) using an ultrasonic saw, versus a reciprocating saw.
- Conditions
- Surgical Complication, Paresthesia, Fracture, Nerve Injury
- Trial name
- NCT05205616
- Testing
- Sonopet ultrasonic saw, Reciprocating saw
- Where
- 2 sites in United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Malocclusion, Angle Class II, Malocclusion, Angle Class III
Facial Aesthetic Analysis Model Based on Clinical Cohort Phenotype to Explore 45° Facial Profile.
Facial aesthetics has always been a complex and subjective concept. The overall facial harmony, along with lip protrusion, which is often a focus for orthodontists, requires evaluation from multiple perspectives.
- Trial name
- NCT06984666
- Testing
- language
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Linyu Xu
Control Patients, Class III Malocclusion
Effect of Face Mask Therapy on Blood Oxygen Levels
Skeletal Class III malocclusions are characterized by maxillary retrusion, mandibular protrusion, or a combination of both. In growing individuals presenting with maxillary deficiency, the face mask appliance is widely recognized…
- Trial name
- NCT06939179
- Testing
- Class III Malocclusion
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Biruni University
Class III Malocclusion, Maxillary Deficiency
Evaluation of Pain and Functional Impairments When Treating Class III Malocclusion Using Two Treatment Procedures
A clinical examination of each recalled candidate patient will be carried out at Adib Al Lahham Centre at the Ministry of Health Damascus to ensure that he/she meets the inclusion criteria.
- Trial name
- NCT06877780
- Testing
- RMR with SME, BAIMT with RME
- Where
- Syria
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Damascus University
Malocclusion, Angle Class III
Evaluation of Surgical Outcomes of Patients Treated With the Surgery First Approach and Aligners
The purpose of this prospective study is to compare treatment outcomes and the quality of life of skeletal Class III patients treated with conventional fixed appliances and aligners undergoing Surgery-first approach.
- Trial name
- NCT05822271
- Testing
- Orthognathic Surgery
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Malocclusion, Angle Class III
Periodontal Ligament Stress Level and Tooth Movement
Orthodontic treatment requires application of force systems to individual teeth or groups of teeth, which results in a cellular response with periodontal ligament (PDL) and alveolar bone remodeling.
- Trial name
- NCT00099814
- Testing
- Two different loop designs which deliver distinctive forces
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Alberta
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 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
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
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
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
Class III Malocclusion
Assessment of Maxillary Stability in Bimaxillary Orthognathic Patients Using the Inverted Sequence Approach
The investigator will assess the inverted sequence approach in the treatment of class III patient undergoing bimaxillary orthognathic surgery
- Trial name
- NCT03353116
- Testing
- the mandible first, the maxilla first
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
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 Division 1 Malocclusion, Class III Malocclusion
Efficiency of Canine Retraction Using Different Reactivation Intervals
Canine retraction after 1st premolar extracion into the extraction space is a routine treatment in orthodontics. Orthodontic patients requiring first premolar extraction, canine retraction and maximum anchorage were recruited for…
- Conditions
- Class II Division 1 Malocclusion, Class III Malocclusion, Bimaxillary Protrusion, Crowding, Tooth
- Trial name
- NCT04905004
- Testing
- Canine retraction
- Where
- Egypt
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Anterior Crossbite, Class III Malocclusion
Evaluation of the Treatment Effects of Tooth Borne Versus Bone-anchored Protraction Procedures in Class III Patients With Maxillary Deficiency
The aim of this prospective randomized controlled clinical study is to compare the effects of bone-anchored and tooth borne maxillary protraction on dentofacial structures in skeletal Class III patients.
- Conditions
- Anterior Crossbite, Class III Malocclusion, Maxillary Deficiency
- Trial name
- NCT04863404
- Testing
- Face mask with hybrid-hyrax, Face mask with conventional bonded RME
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Izmir Katip Celebi University