Clinical trials: CLASS II DIVISION 1 MALOCCLUSION
CLASS II DIVISION 1 MALOCCLUSION
Twin-Block and LIPUS for TMJ Outcomes in Skeletal Class II Patients
Evaluation of the efficacy of early treatment of skeletal class II patients with twin-block in conjunction with low intensity pulsed ultrasound on temporomandibular joint region: a prospective clinical trial
- Trial name
- AlAzharU (NCT07676695)
- Testing
- ultrasound
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Al-Azhar University
Class II Division 1 Malocclusion
Measuring Rate of Anteriors Retraction With Two Different Techniques
Few studies had investigated the effectiveness of segmental retraction. As a result of that, this study was concerned about comparing retraction rate of maxillary incisors between buccal and palatal mini-implant supported…
- Trial name
- NCT05542745
- Testing
- palatal and buccal retraction
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mansoura University
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
Angle Class II, Division 1 Malocclusion
"Effects of Piezocision vs Micro-osteoperforations on the Rate of Maxillary Canine Retraction
Acceleration of orthodontic tooth movement persuades tremendous rise in the interest of adolescents and aduts, as it not only shortens the treatment duration but also lessens the incidence of white spot lesions, root resorption…
- Trial name
- NCT04743700
- Testing
- Piezocision, Micro-osteoperforations
- Where
- India
- Volunteers
- 20 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
CLASS II DIVISION 1 MALOCCLUSION
Comparative Effect of Clear Aligner Mandibular Advancement and Twin Block Appliances in Class II Malocclusion
The goal of this retrospective observational study is to compare the effects of Clear Aligner Mandibular Advancement (MA) and Twin Block (TB) appliances in treating Class II malocclusion, a condition where the lower jaw is…
- Trial name
- NCT06609733
- Testing
- Twin block, Clear aligner with mandibular function
- Where
- China
- Volunteers
- 47 people
- Sponsor
- Sichuan University
Malocclusion, Angle Class II, Division 1
Efficacy of Injectable Platelet Rich Fibrin (i-PRF) in Enhancing Bone Quality
Twenty patients need therapeutic extraction of the maxillary first premolars with subsequent retraction of the maxillary canines, will be divided randomly into two groups, and will randomly assigned to one side of the maxillary…
- Trial name
- NCT03399760
- Testing
- i-PRF, canine retraction
- Where
- Syria
- Volunteers
- 20 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Patient-related Outcomes When Accelerating Upper Canine Retraction With Fixed Orthodontic Appliances
Patients will be screened in the Orthodontics Department of the Faculty of Dentistry, Damascus University, and those who meet the inclusion criteria will be included.
- Trial name
- NCT06875037
- Testing
- Electric stimulation removable appliance, Traditional orthodontic fixed appliance without accleration
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Malocclusion, Angle Class II, Division 1
Evaluating Laser and Piezocision vs. Piezocision Alone on Root Resorption and Gingival Health During Tooth Retraction
This trial aims to determine whether using a special laser (low-level laser therapy, or LLLT) in combination with a minor surgical procedure (piezocision) can safely accelerate orthodontic treatment.
- Trial name
- NCT07442825
- Testing
- Flapless Corticotomy (Piezocision), Level Laser Therapy (LLLT), Traditional treatment
- Where
- Syria
- Volunteers
- 66 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion, Maxillary Prognathism
Laser-assisted Flapless Corticotomy in Accelerating Canine Retraction
Erbium lasers have been suggested to accomplish corticotomy without flap reflection due to their attractive advantages. The current trial aimed to evaluate the efficacy of laser-assisted flapless corticotomy in accelerating…
- Conditions
- Class II Division 1 Malocclusion, Maxillary Prognathism, Protrusion, Incisor
- Trial name
- NCT04316403
- Testing
- Er:YAG laser
- Where
- Syria
- Volunteers
- 18 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
Class II Div 1 Malocclusion
The Rate of Space Closure With Piezocision-based Corticotomy in Different Facial Types: A Split-mouth Design
23 female participants with class II div I will have extraction of bilateral first bicuspids 10 weeks after bond- up appointment. The extracted teeth will be preserved in special containers for subsequent microscopic analysis.
- Trial name
- RCT (NCT04202016)
- Testing
- Piezocision Surgery
- Where
- Jordan
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Class II Division 1 Adolescent Patients
Three-Dimensional Evaluation of Pharyngeal Airway and Facial Dimension Changes in Skeletal Class II Patients Treated With Twin Block Versus Myobrace Appliances
This study is intended primarily to compare the effects of two Class II correction appliances, namely Twin block and Myobrace appliances, on pharyngeal airway dimensions during the treatment of class II division 1 adolescent…
- Trial name
- NCT06976749
- Testing
- myobrace appliance, Twin block
- Where
- Iraq
- Volunteers
- 50 people
- Sponsor
- University of Baghdad
Malocclusion, Angle Class II, Division 1
Early Treatment for Class II Division 1 Malocclusion With Twicare® and Herbst Removable Appliances
The aim of this prospective, multicentric, randomized, open-label study is to assess the efficacy of the removable Twicare® as mandibular propulsive appliance in children aged from 7 to 12 years old in the course of their…
- Trial name
- EffTwicare (NCT02428621)
- Testing
- Twicare® appliance, Removable Herbst appliance
- Where
- 3 sites in France
- Volunteers
- 62 people
- Sponsor
- FCI System
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
Angle Class II, Division 1
Skeletally Versus Dentally Anchored Herbst Appliance
The treatment of skeletal Class II malocclusion can be carried out through different approaches. One of these is the using of Fixed Functional Appliances (FFA), one of main drawbacks of these appliances is the proclination of the…
- Trial name
- NCT04402164
- Testing
- Herbst appliance
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar 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 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 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
Class II Division 1 Malocclusion
A Prospective Randomized Controlled Trial to Evaluate the Effectiveness of the Two Different Appliances in the Treatment of Class II Division 1 Malocclusion
Twin-Block treatment and Dynamax treatment for Class II division 1 malocclusion do not have different effects with regards to treatment duration, the quality of dento-occlusal outcome, skeletal and soft tissue profile, patient…
- Trial name
- NCT00957489
- Testing
- Dynamax appliance, Twin-block appliance
- Where
- 2 sites in United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Manchester
Class II Division 1 Malocclusion
The Effect of Platelet-rich Plasma on the Rate and Type of Orthodontic Tooth Movement
This study aims to assess the effect of PRP on the rate and type of OTM during en-masse frictionless retraction of maxillary anterior teeth using a segmental arch technique.
- Trial name
- NCT06133361
- Testing
- PRP injection, En-masse retraction of upper anterior teeth
- Where
- Syria
- Volunteers
- 30 people
- Sponsor
- Damascus University