Clinical trials: Class II Malocclusion, Division 1
CLASS II DIVISION 1 MALOCCLUSION
Response of Individuals With Class II Malocclusion
This investigation aims at distinguishing the subjects that react in a favorable way to the treatment protocol we propose for the Class II treatment
- Trial name
- NCT00248014
- Testing
- Mandibular Advancement Via A Functional Appliance
- Where
- Greece
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Bimaxillary Protrusion, Angle Class II, Division 1
Evaluation of Two Approaches of Micro-osteoperforations (MOPs) During Orthodontic Canine Retraction
The aim of this clinical prospective study will be directed to evaluate two approaches of micro-osteoperforations (MOPs) during orthodontic canine retraction.
- Conditions
- Bimaxillary Protrusion, Angle Class II, Division 1, Dental Malocclusions
- Trial name
- NCT04868721
- Testing
- micro-osteoperforations
- Where
- Egypt
- Volunteers
- 18 people
- Sponsor
- Al-Azhar University
Class II Division 1 Malocclusion, Mandibular Retrognathism
Dentoskeletal Changes Produced by Growth Modification Appliances in Treatment of Skeletal Class II Malocclusion
To compare dentoskeletal changes in patients with skeletal class II malocclusion induced due to treatment with orthodontic appliances; removable twin block appliance and fixed AdvanSync2 appliance in two different age group…
- Trial name
- NCT04619446
- Testing
- Removable Twin Block, Fixed Functional , AdvanSync Appliance
- Where
- Pakistan
- Volunteers
- 30 people
- Sponsor
- Dr. Fareena Ghaffar
Orthodontic Appliance Design, Retrognathism
Effect of the Innovated Seifi's Functional Appliance on Skeletal and Dentoalveolar Changes of Class II/ 1, Deep Bite
For improving the appearance of protruded upper front teeth when lower front teeth may touch palatal mucosa or have proximity to that; the innovated Seifi's Functional Appliance may be used.
- Conditions
- Orthodontic Appliance Design, Retrognathism, Malocclusion, Angle Class II, Deepbite
- Trial name
- Seifi-Fx (NCT00688233)
- Testing
- Seifi's Functional
- Where
- Iran
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Malocclusion, Class II Division 1 Malocclusion
The Efficacy of Tow Mechanics for Total-maxillary-arch-distalization
Patients with class II division 1 malocclusion who have increased overjet will be treated in this study. The efficacy of one-jaw and tow-jaw mechanics for mini-implants anchored total-maxillary-arch-distalization in the treatment…
- Trial name
- NCT04814173
- Testing
- One-jaw mechanic total maxillary arch distalization, Two-jaw mechanic total maxillary arch distalization, en-mass retraction
- Where
- Syria
- Volunteers
- 48 people
- Sponsor
- Hama 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 II Division 1 Malocclusion
The Use of Corticotomy for Upper Incisors Retraction
We aim to assess the treatment outcomes following upper incisors retraction accelerated by corticotomy procedure. So, we intend to randomize orthodontic patients with class II division I malocclusion into two groups: experimental…
- Trial name
- NCT03149016
- Testing
- Corticotomy-assisted Retraction
- Where
- Syria
- Volunteers
- 30 people
- Sponsor
- Damascus University
Class II Malocclusion, Class II Malocclusion, Division 1
Comparison of Early Interceptive Orthodontic Appliances (Traditional and Novel) and Later Fixed Appliance Treatment in Class II Malocclusion.
Background Approximately 15% of children have a Class II malocclusion, where the maxilla is positioned anterior to the mandible, and around 90% of these children also present with an increased overjet.
- Conditions
- Class II Malocclusion, Class II Malocclusion, Division 1, Overjet
- Trial name
- MACTWin (NCT07404696)
- Testing
- Head gear activator, Twin Block, Invisalign mandibular advancement
- Where
- 3 sites in Sweden
- Volunteers
- 144 people
- Sponsor
- Vastra Gotaland Region
Class II Division 1 Malocclusion
Effect of Low-level Laser Therapy During Maxillary Molar Distalization Using a Skeletally Anchored Appliance
study will be directed to evaluate the effect of low-level laser therapy during maxillary molar distalization using a skeletally anchored appliance
- Trial name
- NCT05465473
- Testing
- Distalization
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
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 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 Malocclusion, Division 1
3D Evaluation of Powerscope Appliance in Treatment of Skeletal Class 2 Malocclusion
The study is aiming to evaluate the efficacy of Powerscope appliance in treatment of skeletal Class 2 malocclusion by three-dimensional image.
- Trial name
- Powerscope app (NCT04972084)
- Testing
- Powerscope group
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class II, Division 1
Evaluation of Mini Plates Anchorage With Forsus Fatigue Resistant Device
The purpose of this study is to determine if the Forsus Fatigue resistant Device appliance with direct skeletal mini plates anchorage is capable of achievement of skeletal mandibular effects while preventing the excessive…
- Trial name
- NCT02475785
- Testing
- FFRD and mini plates group, Conventional FFRD
- Where
- Egypt
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Sherif A. Elkordy
CLASS II DIVISION 1 MALOCCLUSION
EVALUATION OF TREATMENT CHANGES IN CLASS II DIVISION 1 MALOCCLUSION DURING EN MASSE RETRACTION OF UPPER ANTERIOR TEETH USING MINI IMPLANTS PLACED AT INFRAZYGOMATIC CREST AND INTERRADICULAR SITES A RANDOMIZED 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
- NCT07405905
- Testing
- retraction of anterior teeth using mini implants placed at infrazygomatic crest., retraction of anterior teeth using mini implants placed at interradicular sites.
- Where
- India
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
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 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
Orthodontic Appliance Complication, Malocclusion, Angle Class II, Division 1
Mini-implant-supported Twin-Block in Treating Patients With Class II Division 1 Malocclusion
Correcting the skeletal class II using functional appliances, whether removable or fixed, always leads to skeletal and alveolar effects.
- Trial name
- NCT06403033
- Testing
- Mini-implant-supported Twin-Block, Twin-Block
- Where
- Syria
- Volunteers
- 41 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
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 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