Clinical trials: Malocclusion, Angle Class III
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
Class III Malocclusion
Evaluating the Effectiveness of the Lower-Clear-Plate-Based Intermaxillary Traction
Patients at the Orthodontic Department of the University of Damascus Dental School will be examined, and subjects who meet the inclusion criteria will be included.
- Trial name
- NCT06596239
- Testing
- lower-clear-plate-based intermaxillary traction (LCP-IMT), Removable mandibular retractor (RMR)
- Where
- Syria
- Volunteers
- 30 people
- Sponsor
- Damascus 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
Class III Malocclusion
The Effects of the Chin Cup on Temporomandibular Joint and Mandibular Dimensions
This in vivo comparative study will evaluate the changes in the mandibular dimensions and the glenoid fossa after skeletal class III subjects' therapy by chincup appliance and compare it with an untreated class III control group.
- Trial name
- NCT05350306
- Testing
- Chincup, Control group
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus 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
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
Skeletal Class III Malocclusion
Figuring Out the Genetic Mutations That Lead to Lower Jaw Advancement More Than the Upper Jaw
Purpose of the Research: To reveal the genetic cause for the occurrence of Class III malocclusion, or what may be described as a reverse bite (underbite). Introduction and Detailed Procedures for the Patient (Work Plan): 1.
- Trial name
- NCT07749638
- Where
- Egypt
- Volunteers
- 93 people
- Sponsor
- Cairo 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
Skeletal Class III Malocclusion
Randomised Clinical Trial on 30 Class Lll Patients on Two Groups Each Group Consist of 15 Patient to Compare Between Face Mask and Ertty Appliance in Treatment of Skeletal Class Lll Deficient Maxilla.Acone Beam ct to Every Patient Before and After Treatment and a3D Ceph Traced to Every Patient.
Randomised clinical trial on 30 class lll patients on two groups each group consist of 15 patient to compare between Face mask and Ertty Appliance in Treatment of skeletal class lll Deficient maxilla.acone beam ct to every…
- Trial name
- NCT07798791
- Testing
- Protraction of maxilla using face mask appliance, Protraction of maxilla using Errty Gap appliance
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Minia University
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
Class III Malocclusion
Corticotomy-Assisted Class III Elastic Applications
This prospective randomized clinical study aimed to evaluate the effectiveness of corticotomy-assisted maxillary protraction with three different miniplate and intermaxillary elastic applications after corticotomy in patients…
- Trial name
- CACIIIEA (NCT06763900)
- Testing
- Skeletal anchorage and intermaxillary elastic assisted maxillary protraction
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- TC Erciyes University
Effect of PowerScope Appliance in Treatment of Patients With Class 3 Malocclusion
Effect of Skeletally Anchored Reversed PowerScope Appliance in Orthodontic Treatment of Patients With Class III Malocclusion
the PowerScope appliance is found to be efficient for the treatment of class II malocclusion. Accordingly, it appears valuable to investigate the efficiency of skeletally anchored powerScope in the treatment of class III…
- Trial name
- NCT05475548
- Testing
- powerscope
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class I, Malocclusion, Angle Class II
AI-Assisted Versus Conventional Orthodontic Diagnosis and Treatment Planning
This study compared an artificial intelligence-assisted orthodontic diagnostic workflow using WebCeph with a conventional clinician-based workflow.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- AI-OrthoDx (NCT07690774)
- Where
- Yemen
- Volunteers
- 120 people
- Sponsor
- Ben Hafeed Dental Center