Clinical trials: Dental Malocclusion
Cross Bite
Tow Maxillary Hybrid Expanders Screw Supported Versus Lateral Angulated One; a Prospective Randomized Clinical Study
in this study i will use to different designs of t maxillary hybrid expanders that consists of HYREX supported with tow miniscrews to treat the collapsed maxilla in Yonge adolescents
- Trial name
- NCT05193513
- Testing
- hybrid expanders
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion
Two Low-level Laser Irradiation Protocols on the Rate of Canine Retraction
Several methods aiming at the acceleration of orthodontic tooth movement have been proposed, including low-level laser therapy (LLLT), which showed promising results.
- Trial name
- NCT04926389
- Testing
- low-level laser therapy applied on days 0, 3,7,14 & every 2 weeks, low-level laser therapy applied every 3 weeks
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Hams Hamed Abdelrahman
Malocclusions, Malocclusion, Angle Class I
Microanalysis of Changes in 3D Geometry of Orthodontic Mini-implants
The orthodontic mini-implants used in the study are temporary screws inserted into the bone to provide anchorage for challenging tooth movements that could not be carried out using the patient's own teeth.
- Conditions
- Malocclusions, Malocclusion, Angle Class I, Malocclusion, Angle Class II
- Trial name
- NCT06743360
- Testing
- Insertion, Scanning
- Where
- 2 sites in Poland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pomeranian Medical University Szczecin
Malocclusion
FM Technique in Orthodontic Clear Aligner Therapy: A Single-Arm Clinical Study
This trial tests whether a new method (FM) for moving back teeth can shorten clear-aligner treatment. All participants use FM, which moves the canine and first molar back together instead of one tooth at a time like the standard…
- Trial name
- NCT07896369
- Testing
- Clear aligners with FM (Fluid Move) design
- Where
- China
- Volunteers
- 10 people
- Sponsor
- Shanghai Jiao Tong University School of Medicine
Skeletal Class II Malocclusion
"Sliding Jigs vs Retraction Hooks for Maxillary Dentition Distalization Using IZC Miniscrews"
This randomized controlled clinical trial aims to compare the clinical efficacy, efficiency, and biomechanical differences between two methods for total maxillary dentition distalization: (1) the use of a Sliding Jig and (2) the…
- Trial name
- SJRH-IZC (NCT07307209)
- Testing
- Sliding jig, retraction hooks
- Where
- Yemen
- Volunteers
- 40 people
- Sponsor
- Sana'a 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
Malocclusion, Crossbite
Early Crossbite Correction - a Randomized Study
The aim of this longitudinal randomized investigation is to determine the long-term effects of early lateral crossbite correction with Quad-Helix appliance, during the deciduous dentition, on craniofacial structures and dental…
- Trial name
- NCT03353766
- Testing
- Early crossbite correction with Q-H Device
- Where
- Finland
- Volunteers
- 80 people
- Sponsor
- University of Oulu
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
Myofunctional Therapy Twin Block
There are situations where orthodontic treatment cannot provide long-term benefits. The proposed orthotropic theory proposes that environmental factors cause malocclusion and genes decide its pattern.
- Trial name
- twin block (NCT05227469)
- Testing
- myofunctional therapy
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Cross-bite, Malocclusion in Children
3D Analysis of Palatal Morphology of Growing Patients Treated With Rapid Palatal Expander.
The aim of the present study is to assess the changes of palatal morphology among growing patients with different vertical facial growth patterns treated with rapid palatal expander.
- Trial name
- 3D_MoPal (NCT06522607)
- Testing
- rapid palatal expander
- Where
- Italy
- Volunteers
- 36 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Class II Malocclusion, Mandibular Advancement
Invisalign® System with Mandibular Advancement
The goal of this clinical trial is to observe study participants' comfort and fit of their aligners with occlusal blocks, as well as evaluate the engagement of the blocks using the Invisalign® System with mandibular advancement…
- Conditions
- Class II Malocclusion, Mandibular Advancement, Mandibular Retrognathism, Excessive Overjet
- Trial name
- NCT06651944
- Testing
- Invisalign® System with mandibular advancement featuring occlusal blocks
- Where
- 3 sites in Canada
- Volunteers
- 36 people
- Sponsor
- Align Technology, Inc.
Osteogenesis Imperfecta
Clear Aligners for the Treatment of Dental Malocclusion in OI
Misalignment of teeth and jaws (also called malocclusion) is a common life altering problem facing many individuals with Osteogenesis Imperfecta (OI).
- Trial name
- NCT04815564
- Testing
- Invisalign
- Where
- 3 sites in United States, Canada
- Volunteers
- 57 people
- Sponsor
- Baylor College of Medicine
Class II Malocclusion
Effect of Upper Third Molar Extraction on Distalization Carriere Motion Appliance :A Prospective Clinical Study
This clinical study will be directed to compare the effect of presence or absence of third molar on distalization of the upper posterior segment by using carriere motion appliance
- Trial name
- NCT05166928
- Testing
- carriere motion appliance
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class II, Malocclusion, Angle Class III
Facial Aesthetic Analysis Model Based on Clinical Cohort Phenotype to Explore 45° Facial Profile.
Facial aesthetics has always been a complex and subjective concept. The overall facial harmony, along with lip protrusion, which is often a focus for orthodontists, requires evaluation from multiple perspectives.
- Trial name
- NCT06984666
- Testing
- language
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Linyu Xu
Malocclusion, Angle Class II, Division 1
Clinical Evaluation of Bio-creative Therapy for En Masse Retraction of the Maxillary Anterior Teeth
The purpose of this study is to compare the effectiveness and efficiency of labial versus lingual biocreative therapy in achieving en masse retraction of the maxillary anterior teeth in subjects with class II malocclusion…
- Trial name
- NCT03239275
- Testing
- Biocreative therapy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Angle Class 2 Malocclusion
Clear Aligners vs Fixed Appliances for Molar Distalization Using Infrazygomatic Crest Screws
This study compares three different methods of moving upper back teeth backward (distalization) to create space for crowded or protruding teeth, all supported by small temporary screws placed in the cheekbone area (infrazygomatic…
- Trial name
- NCT07714603
- Testing
- Pitts21® fixed appliance, Invisalign® Clear Aligners, ClearCorrect Clear Aligners
- Where
- Turkey (Türkiye)
- Volunteers
- 37 people
- Sponsor
- TC Erciyes University
Angle Class I, Alveolar Bone Loss
Friction or Frictionless: What is the Most Effective Method for Retracting Anterior Teeth?
Objective:To evaluate the effectiveness of the friction (sliding mechanism with elastomeric chains) and frictionless (T-loop) methods for retracting anterior teeth in Angle Class I malocclusion.
- Trial name
- Lam Le Nguyên (NCT06928896)
- Testing
- This interventional trial enrolled a total of 42 patients, dividing them into two age groups: group 1. Using the friction and group 2. Using the frictionless
- Where
- Vietnam
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy