Clinical trials: Angle Class II
Malocclusion, Angle Class II
Dentoskeletal Changes Associated With Herbst Appliance Therapy
The aim of the study is to perform a three-dimensional (3D) evaluation of the dentoskeletal changes in pubertal Class II malocclusion subjects treated with the Herbst appliance (HAG), in comparison with a Class II comparison…
- Trial name
- NCT02456220
- Testing
- Herbst appliance
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- Bernardo Quiroga Souki
Compliance, Patient, Treatment Adherence
Treatment Adherence With Twin-Blocks for Correction of Class II Malocclusion
To compare the effect of two control intervals (once every 4th week or once every 6th week) on the wear time of a Twin Block removable appliance.
- Trial name
- NCT05155774
- Testing
- Twin block
- Where
- Sweden
- Volunteers
- 73 people
- Sponsor
- Region Jönköping County
Malocclusion, Angle Class II
Effect of Low-Intensity Pulsed Ultrasound on Functional Treatment of Class II Malocclusion
This experimental study will evaluate the effect of combined treatment with low-intensity pulsed ultrasound (LIPUS) and functional appliances (twin-block) on the correction of class II malocclusion, compared with the control…
- Trial name
- NCT03251807
- Testing
- Twin-block, LIPUS (Low-intensity pulsed ultrasound)
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Malocclusion, Angle Class II
Predictors Associated With Seeking Orthodontic Treatment, Compliance and Treatment Success
Aim: to search for reasons for seeking orthodontic treatment, compliance during orthodontic treatment, drop-out from orthodontic treatment and success of orthodontic treatment.
- Trial name
- PONCOS (NCT03455634)
- Testing
- Twin Block, Sander bite jumping appliance
- Where
- Croatia
- Volunteers
- 110 people
- Sponsor
- Visnja Katic
Orthodontic Appliance Complication, Angle Class II Patients, Distalization
En Masse Distaliaztion Via Skeletal Anchorage
Comparing the efficacy and performance of two conventionally anchored distalizers after modifying them to be skeletally anchored.
- Trial name
- NCT05245929
- Testing
- Distalization
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class II
RCT Comparing Invisalign and Traditional Orthodontic Treatment
Comparison of orthodontic patients treated with aligners and traditional (clear braces)
- Trial name
- NCT04556448
- Testing
- Aligners, Clear braces
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Class II Malocclusion
Effectiveness of Modified Functional Appliance With Expander
This clinical trial compares the effectiveness of a myofunctional appliance that uses a clear and modified twin block appliance with an expander made from 2mm biocompatible polyethylene terephthalate modified with Glycol…
- Trial name
- NCT06116500
- Testing
- Modified twin block appliance with expander, Conventional twin block appliance with expander
- Where
- Iraq
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Dental Malocclusions, Angle Class II, Division 1
Flapless Mops for Acceleration of Canine Retraction
The aim of the present clinical study was directed to evaluate the effectiveness of micro-osteoperforations on the rate of canine retraction; in addition, the potential risk for root resorption during maxillary canine retraction.
- Conditions
- Dental Malocclusions, Angle Class II, Division 1, Bimaxillary Protrusion
- Trial name
- NCT04383600
- Testing
- Micro-osteoperforation
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Ahmed Akram Elawady
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
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
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
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
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 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
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
Which is Better Piezosurgery or LLLT in Accelerating Orthodontic Tooth Movement
Sixty patients requiring extraction-based treatment of the maxillary first premolars, followed by retraction of the maxillary canines, will be randomly assigned to three groups: piezocision, low-level laser therapy, and control.
- Trial name
- NCT05227859
- Testing
- Piezocision, Low-level laser, Conventional treatment
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University
Class II Malocclusion
Effects of Different Anchorage Methods and Low-Level Laser Therapy in Power Bar Distalization
This study aimed to compare the dentoalveolar, skeletal, dental arch, transverse, and soft tissue effects of maxillary molar distalization performed with the Power Bar appliance using different mandibular anchorage methods, and…
- Trial name
- NCT07888231
- Testing
- Power Bar Distalization Appliance, Mandibular Miniscrew Anchorage, Mandibular Orthodontic Button Anchorage
- Where
- Turkey (Türkiye)
- Volunteers
- 57 people
- Sponsor
- TC Erciyes University
Malocclusion
Effectiveness of Two Skeletally Anchored Force Mechanics for Skeletal Class II Correction in Growing Patients
Patients with skeletal Class II malocclusion due to mandibular retrognathism will be recruited and randomly allocated to three equal groups.
- Trial name
- NCT04884022
- Testing
- Miniplates in mandibular symphysis & infrazygomatic, Miniplates in external oblique ridge & anterior maxillary region
- Where
- Egypt
- Volunteers
- 39 people
- Sponsor
- Alexandria 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
Malocclusion, Angle Class II
Effects of the Herbst Appliance With Different Anchorages and Twin-Block Appliance in Class II Malocclusion
The purpose of this study is to determine if the Herbst appliance with indirect skeletal anchorage in mini-implants is capable of preventing excessive inclination of the lower incisors at the end of the treatment when compared to…
- Trial name
- HASA (NCT02411812)
- Testing
- Herbst appliance with skeletal anchorage, Herbst appliance with dental anchorage, Twin-Block appliance
- Where
- Brazil
- Volunteers
- 60 people
- Sponsor
- Klaus Barretto-Lopes