Clinical trials: CLASS II DIVISION 1 MALOCCLUSION
ClassII Division 1 Malocclusion, Mandibular Retrognathism
Effects of Orthopedic Mandibular Advancement in Class II Division 1 Malocclusion on Pharyngeal Airway
This study aims at evaluating the effects of mandibular advancement on pharyngeal airway space and nocturnal breathing in children with skeletal class II division1 malocclusion.
- Trial name
- NCT04255511
- Testing
- Twin Block, Fixed orthodontic appliance
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mansoura 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
Malocclusion Class II, CLASS II DIVISION 1 MALOCCLUSION
A Novel Bi-dimensional Archwire for Miniscrew-supported En-masse Retraction
This study aims to provide a preliminary clinical evaluation of a novel bi-dimensional archwire used during miniscrew-supported en-masse retraction of the maxillary anterior teeth.
- Trial name
- NCT07664215
- Testing
- Bi-dimensional archwire
- Where
- Syria
- Volunteers
- 6 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
External Root Resorption and Periodontal Status During Retraction of the Upper Anterior Teeth
This RCT will include 34 patients requiring en-masse retraction of upper anterior teeth after maxillary first premolars extraction.
- Trial name
- NCT06873490
- Testing
- Electric stimulation removabel device, Traditional retraction method.
- Where
- Syria
- Volunteers
- 34 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Comparison of Treatment Effects of PowerScope2 and Forsus Using CBCT
The main objective of this prospective, controlled clinical study is: 1. To compare the treatment effects of PowerScope2 and Forsus Fatigue Resistant Device in patients with Class II divison1 malocclusion. 2.
- Trial name
- NCT03296644
- Testing
- Class II correction using PowerScope2, Class II correction using Forsus
- Where
- India
- Volunteers
- 42 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Division 1 Malocclusion, Retrognathic Mandible
Fixed Lingual Mandibular Growth Modificator
The current trial was designed to investigate the possible initial net skeletal and dental effects of treatment with FLMGM by a comparative evaluation of treated and untreated Cl II/1 malocclusion subjects.
- Trial name
- FLMGM (NCT01853137)
- Testing
- Fixed Lingual Mandibular Growth Modificator (FLMGM)
- Where
- Syria
- Volunteers
- 43 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Evaluation of Distal Movement of Maxillary Dentition With Zygomatic Miniplates Using Cone Beam Computed Tomography
The main objective of this study is to quantify the distal movement of maxillary central incisors and molars achieved with miniplate anchorage.
- Trial name
- NCT03467555
- Testing
- Class II correction using miniplates in zygomatic region
- Where
- India
- Volunteers
- 20 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
CLASS II DIVISION 1 MALOCCLUSION
Pain and Comfort During Functional Orthodontic Treatment With Laser or Ultrasounic Waves
Pain, discomfort, and functional limitations are common during functional orthodontic treatment and may affect appliance acceptance, compliance, and treatment satisfaction.
- Trial name
- NCT07852559
- Testing
- Activator + LIPUS, Activator + LLLT
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Comparative Evaluation of PowerScope and Forsus
The objective of this 2-arm parallel double blinded randomized controlled trial is was to evaluate and compare the treatment effects of PowerScope and Forsus in the treatment of Class II division 1 malocclusion.
- Trial name
- NCT03328754
- Testing
- Powerscope placed bilaterally for class II correction, Group 2 Forsus
- Where
- India
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
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
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
Class II Malocclusion, Division 1, Orthodontic Appliances
Treatment of Class II Malocclusion With Excessive Overjet
Class II malocclusion with excessive overjet is one of the most common malocclusions among children and adolescents. The overall goal of the project is to analyze orthodontic treatment of Class II malocclusion with excessive…
- Conditions
- Class II Malocclusion, Division 1, Orthodontic Appliances, Quality of Life, Costs and Cost Analysis
- Trial name
- NCT04508322
- Testing
- HGA, FA
- Where
- Sweden
- Volunteers
- 96 people
- Sponsor
- Jenny Kallunki
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 II Division 1 Malocclusion
Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction
accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.
- Trial name
- NCT03764189
- Testing
- microosteoperforation
- Where
- Egypt
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class II Division 1 Malocclusion
Bilateral Premolar Extraction vs Distalization: A Randomised Clinical Trial
Rationale: Class II Division 1 malocclusion is characterized by upper anterior teeth protrusion resulting in upper lip protrusion and convex facial profile, which are considered esthetically unfavorable.
- Trial name
- NCT04743258
- Testing
- MAXILLARY PREMOLAR EXTRACTION, DISTALIZATION
- Where
- India
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Malocclusion, Division 1
Pain, Discomfort, and Acceptance During Using Electrical Stimulation to Accelerate Orthodontic Teeth Movement
Forty patients with class II division 1 malocclusion who will require extraction of the upper first premolars as a part of the orthodontic treatment plan will be invited to participate in the study.
- Trial name
- NCT05920525
- Testing
- Electrical stimulation, Traditional retraction of the front upper teeth
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Activator vs the EF Class II Standard in the Treatment of Severe Overjet in Angle Class II Division 1 Malocclusion
Objective: The purpose of this study was to compare the clinical effectiveness of reducing severe overjet in Angle Class II division 1 malocclusion between Activator and the EF (Functional Education) class II standard in…
- Trial name
- NCT06566027
- Testing
- Skeletal, dental, soft tissue index changes in Activator group
- Where
- Vietnam
- Volunteers
- 60 people
- Sponsor
- Can Tho University of Medicine and Pharmacy
Treatment, Growth Modification
Study of The Effects of Mandibular Advancement Aligners in Treating Children With Class II Division 1 Malocclusion
The goal of this clinical trial is to learn the effects of Mandibular Advancement Aligner in growth modification of children with Class II Division 1 malocclusion.
- Trial name
- NCT07420270
- Testing
- Mandibular Advancement Aligner
- Where
- Malaysia
- Volunteers
- 21 people
- Sponsor
- University of Malaya
Malocclusion, Angle Class I, Malocclusion; Angle Class II Division 1
Efficiency of Piezo-Corticision in Accelerating Orthodontic Tooth Movement
The purpose of this study is to provide evidence on the effectiveness, the efficiency and efficacy of Peizo-Corticission in accelerating orthodontic tooth movement and reducing orthodontic treatment time.
- Trial name
- NCT02549950
- Testing
- Peizocorticision, Conventional Orthodontic Mechanics
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- AL Yousef
Malocclusion, Angle Class II, Division 1
Low-Level Laser Therapy and Flapless Corticopuncture Effect on Accelerating Six Maxillary Anterior Teeth Retraction
The long time needed for orthodontic treatment is considered one of the biggest obstacles that make patients refuse to undergo orthodontic treatment.
- Trial name
- NCT03999307
- Testing
- Low-Level Laser Therapy (LLLT), Flapless Corticopunture, Control
- Where
- Syria
- Volunteers
- 36 people
- Sponsor
- Damascus University