Clinical trials: Class II Division 1 Malocclusion
Class II Malocclusion, Class II Malocclusion, Division 1
Distalization With Aligners: Anchorage Options
Background: To compare the dentoskeletal effects of Class II elastic anchorage and infrazygomatic crest (IZC) miniscrew anchorage in sequential maxillary molar distalization using clear aligners.
- Trial name
- NCT06631131
- Testing
- Distalization with clear aligners supported by Class II elastics, Distalization with clear aligners supported by miniscrew
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people
- Sponsor
- Bezmialem Vakif 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
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
Cephalometric Changes Following Retraction of the Upper Anterior Teeth Stimulated by Low-intensity Electrical Current
Thirty-six patients requiring extraction of maxillary first premolars and en-masse retraction of upper anterior teeth will participate in the study.
- Trial name
- NCT06639204
- Testing
- Electrical stimulation, Orthodontic treatment without acceleration
- Where
- Syria
- Volunteers
- 36 people
- Sponsor
- Damascus University
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
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 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
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 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, Class II Malocclusion
The Effectiveness of the Twin Block and Carriere Motion Appliances in Post-pubertal Patients and an Evaluation of the Impact of Class II Malocclusion and Its Correction on Oral Health-related Quality of Life
The investigators of this clinical trial aim to: Compare the effectiveness and efficiency of Clark's Twin Block Appliance (CTB) vs Carriere Motion Appliance (CMA) in correcting Class II malocclusion when used in post-pubertal…
- Conditions
- CLASS II DIVISION 1 MALOCCLUSION, Class II Malocclusion, Growth, Overjet
- Trial name
- NCT07292636
- Testing
- CTB, CMA
- Where
- Ireland
- Volunteers
- 88 people
- Sponsor
- Aslam Alkadhimi
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
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
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
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 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 the Levels of Pain and Discomfort Associated With Two Techniques of Corticotomy
This study aims to estimate the levels of pain and discomfort associated with the en-masse retraction of the six upper anterior teeth and assisted by either conventional or flapless corticotomy.
- Trial name
- NCT05040945
- Testing
- Traditional corticotomy, Flapless corticotomy
- Where
- Syria
- Volunteers
- 34 people
- Sponsor
- Damascus 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 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 Div 1 Malocclusion, Protrusion, Incisor
Effectiveness of Two Corticotomy Techniques in Retracting the Upper Anterior Teeth by Using Miniscrews
This study aims to evaluate and compare the skeletal, dental and soft tissue changes, the levels of pain and discomfort and the effect on periodontal health and teeth vitality associated to traditional corticotomy and flapless…
- Trial name
- NCT03279042
- Testing
- Flapless corticotomy surgical intervention will be conducted, Traditional corticotomy
- Where
- Syria
- Volunteers
- 20 people
- Sponsor
- Damascus University