Clinical trials: Class II Malocclusion, Division 1
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
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
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
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
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
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
Root Shortening With Three Methods of Upper Front Teeth Retraction
External apical root resorption is a possible side effect of fixed orthodontic treatment, particularly in the upper front teeth.
- Trial name
- NCT07744685
- Testing
- Bidimensional Bracket System, Hybrid Dual-Section Archwire, Conventional Sliding Mechanics
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University
Class II Division 1 Malocclusion
Evaluation of Upper Anterior Teeth Retraction Rate Assisted by Two Corticotomy Techniques
This study aims to assess the dental changes, periodontal health and the pulp vitality in mini-screw supported en-masse retraction associated with traditional or flapless corticotomy techniques.
- Trial name
- NCT04847492
- Testing
- Traditional corticotomy, Flapless corticotomy
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Orthodontic Appliances, Removable, Orthodontic Appliance Complication
Microbial Adherence, Surface Roughness, Effectiveness and Impact on Patients Between Conventional and 3D Printed Twin Block Appliances
The Twin Block appliance is a removable orthodontic appliance that is used to help correct a backward positioned lower jaw in growing children.
- Conditions
- Orthodontic Appliances, Removable, Orthodontic Appliance Complication, Class II Malocclusion, Division 1
- Trial name
- NCT06944860
- Testing
- Conventional TBA, 3D TBA
- Where
- Malaysia
- Volunteers
- 32 people
- Sponsor
- University of Malaya
Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion
LLLLT vs Piezocision in Accelerating Orthodontic Canine Retraction
This comparative controlled clinical study aims to evaluate and compare the effectiveness of piezocision and low-level laser therapy (LLLT) as adjunctive interventions to accelerate orthodontic canine retraction.
- Conditions
- Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion, Class I Malocclusion
- Trial name
- NCT07466641
- Testing
- Low Level Laser Therapy, Piezocision
- Where
- Egypt
- Volunteers
- 21 people
- Sponsor
- Hesham Nabil Ali Al-Qamhawy
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
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
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
Malocclusion, Angle Class II, Division 1
Efficacy of Biological Technique in Upper Canine Retraction and Levels of Discomfort
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
- NCT03399422
- Testing
- i-PRF, canine retraction
- Where
- Syria
- Volunteers
- 20 people
- Sponsor
- Damascus University
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
Class II Division 1 Malocclusion
Distalization Using Infrazygomatic Crest Miniscrews and Zygomatic Miniplates: A Randomized Clinical Trial
The main objective of this study is to quantify the distal movement of maxillary central incisors and molars achieved with infrazygomatic miniscrews in comparison with zygomatic miniplate anchorage.
- Trial name
- NCT04191070
- Testing
- infrazygomatic miniscrew, zygomatic miniplate
- Where
- India
- Volunteers
- 42 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Malocclusion Division 1
Early Versus Late Intermaxillary Elastics in Patients With Class II Malocclusion
This clinical trial aimed to compare the effect of immediate light short Class II elastics versus conventional Class II elastics on the skeletal, dental and soft tissues in patients with Class II malocclusion.
- Trial name
- NCT06232928
- Testing
- Early Class II elastics, Conventional Class II elastics
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
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
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
Class II Division 1 Malocclusion
Patient Outcomes Associated With Two Accelerated Method of Retraction of Upper Front Teeth
This study aimed to evaluate the levels of pain, discomfort, and functional impairment associated with traditional corticotomy and flapless corticotomy in the retraction of upper anterior teeth.
- Trial name
- NCT05928143
- Testing
- Traditional corticotomy, Flapless corticotomy
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University