Clinical trials: Malocclusion, Angle Class II
Class II Division 2 Malocclusion
Changes in the Sagittal Pharyngeal Airway Dimension Following Leveling and Alignement in Class II Division 2 Patients
Aim of the study: is to compare the changes in the sagittal pharyngeal airway dimension (SPAD) and mandibular position before and after the levelling and alignment stage of orthodontic treatment in Class II division 2 patients.
- Trial name
- NCT06602518
- Testing
- Orthodontic Treatment
- Where
- Egypt
- Volunteers
- 27 people
- Sponsor
- Nourhan M.Aly
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
Malocclusion, Angle Class II
Therapeutic Effects of Class II Elastics on Aligners in Different Vertical Skeletal Patterns
The objective is to compare the dento-alveolar therapeutic effects of wearing class II inter-arch traction elastics on aligners versus multi-brackets in an adult population.
- Trial name
- NCT05853211
- Testing
- Aligner and inter-arch elastics
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Malocclusion, Angle Class II
Bone Anchored Carriere Motion Appliance
Carriere Motion appliance (CMA) was designed to change a Class II molar relationship into a Class I relationship by distalizing the whole posterior maxillary segment by means of class II elastics and mandibular anchorage.
- Trial name
- NCT05499221
- Testing
- Carriere motion appliance
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Mansoura University
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
Malocclusion, Angle Class II
"Three Dimensional Assessment of Maxillary Molars Following Distalization Using Two Different Approaches"
The goal of this controlled clinical trial is to compare the effects of two distalization methods supported by inter-radicular mini-screw for maxillary molars distalization in 20 adult patients with skeletal class I or moderate…
- Trial name
- NCT06240923
- Testing
- Maxillary molars distalization
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Ain Shams 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
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
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
Angle Class II
Maxillary Molar Distalization Supported by Mini-implants With the Advanced Molar Distalization Appliance (Amda®)
The aim of this randomized controlled clinical trial is to evaluate the dentoalveolar and skeletal treatment effects of the AMDA when used for distalization of the maxillary first molars in patients with Class II malocclusion in…
- Trial name
- NCT06011382
- Testing
- Advanced Molar Distalization Appliance (amda®), Buccal mini-implants
- Where
- Romania
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Grigore T. Popa University of Medicine and Pharmacy
Malocclusion, Angle Class II
Effects of Modified Fixed Twin Block Versus Removable Twin Block on Skeletal Class 2 Growing Patients With Mandibular Deficiency
Effects of modified fixed twin block versus removable twin block on skeletal class 2 growing patients with mandibular deficiency: A Randomized Clinical Trial
- Conditions
- Malocclusion, Angle Class II, Mandible Small
- Trial name
- NCT05993156
- Testing
- modified Fixed twinblock, removable twin block
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Cairo 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
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
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
Malocclusion, Angle Class II, Division 1
Comparison Between Two Methods in the Acceleration of the Retraction of Upper Canines
Patients at the Orthodontic Department of University of Damascus Dental School will be examined and subjects who meet the inclusion criteria will be included.
- Trial name
- NCT03659188
- Testing
- Cortico-alveolar perforations, Traditional Corticotomy
- Where
- Syria
- Volunteers
- 51 people
- Sponsor
- Damascus University
Class II Div 1 Malocclusion
Root Resorption in Class II Div 1 Malocclusion in Upper 1st Premolar Extraction vs Distalization
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
- NCT05639725
- Testing
- maxillary Ist premolar extraction, SURGICAL
- Where
- India
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
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
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 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
Juvenile Idiopathic Arthritis, Malocclusion, Angle Class II
Mandibular Advancement Clear Aligner Treatment in Juvenile Idiopathic Arthritis Subjects
There is currently no information on how mandibular advancement therapy could influence three-dimensionally the condylar and mandibular morphology in growing patients affected by Juvenile Idiopathic Arthritis (JIA).
- Trial name
- NCT05467579
- Testing
- Device: orthodontic - mandibular advancement clear aligner
- Where
- Italy
- Volunteers
- 50 people
- Sponsor
- University of Genova