Clinical trials: Tooth Crowding, active
Angle Class I Malocclusion, Dental Crowding
Clinical Performance of Direct-Printed Versus Thermoformed Aligners
The goal of this study is to evaluate and compare the clinical effectiveness of in-office directly 3D-printed clear aligners versus conventional multilayered thermoformed aligners.
- Conditions
- Angle Class I Malocclusion, Dental Crowding, Tooth Spacing
- Trial name
- NCT07637227
- Testing
- Direct-Printed Aligner, Thermoformed aligner
- Where
- 3 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Dental Research, Orthodontics
Treatment of the Mandibular Dental Crowding With and Without Corticotomy Surgery
The use of corticotomy surgery in addition to orthodontic standard treatment could accelerate the treatment. Corticotomy involves vertical interdental incisions of the gingiva and the bone with a very low thickness.
- Conditions
- Dental Research, Orthodontics, Surgery, Oral, Maxillofacial Surgery
- Trial name
- CORTICO (NCT03967002)
- Testing
- Test group with corticotomy surgery
- Where
- Switzerland
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Ardentis Cliniques Dentaires
Emergency Department, Crowding
A New Crowding Indicator in the Emergency Department
Fenice has proposed a new indicator to measure the level of crowding in the ER. The aim of this study is to evaluate, in a national multicenter context, the degree of agreement between the Fenice indicator and the perception of…
- Trial name
- NCT07111624
- Where
- 52 sites in Italy
- Volunteers
- 828 people
- Sponsor
- Mario Negri Institute for Pharmacological Research
Malocclusion of Anterior Teeth
Effects of Laser Therapy and Vitamin D Pills on Braces Tooth Movement: A Random Controlled Study
This clinical trial aims to evaluate the efficacy of low-level laser therapy (LLLT) in conjunction with oral vitamin D3 supplementation in accelerating orthodontic tooth movement in adults with crowded mandibular anterior teeth…
- Trial name
- LLLT (NCT07286474)
- Testing
- Cholecalciferol (Vit D3), Low-Level Laser Therapy, Fixed Orthodontic Appliance
- Where
- Saudi Arabia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Skeletal Class I Non-extraction Patients With Dental Crowding
Evaluation of Dentoalveolar Changes of Clear Aligners Versus Fixed Orthodontic Appliances on Skeletal Class I Non-extraction Patients With Dental Crowding
To evaluate dentoalveolar changes of clear aligners versus fixed orthodontic appliances on skeletal class I non-extraction patients with dental crowding.
- Trial name
- NCT07090746
- Testing
- Clear aligner, Fixed orthodontic appliance
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Mansoura University
Effectiveness of the I-arch System
Clinical Performance of the I-arch System During the Initial Stage of Orthodontic Treatment
The goal of this clinical trial is to learn if the I-arch system works to align the moderately misaligned teeth in patients seeking orthodontic treatment.
- Trial name
- NCT07264127
- Testing
- The use of 0.016×0.014 copper nickel titanium arch wire during the alignment stage., Use of 0.014- then 0.016-inch heat-activated nickel titanium arch wire during the alignment stage.
- Where
- Iraq
- Volunteers
- 34 people
- Sponsor
- Tabark H. Omran
Class I Malocclusion, Crowded Teeth
The Predictability of Directly Printed Versus Thermoformed Clear Aligners
The study is randomized controlled trial ...The null hypothesis suggests that there is no significant difference between actual and predicted dental movement in patients treated using direct printed aligners produced with Graphy™…
- Conditions
- Class I Malocclusion, Crowded Teeth, Spacing of Anterior Teeth, Rotation
- Trial name
- NCT07350343
- Testing
- Direct-printed aligner (Graphy), Thermoformed aligner
- Where
- Iraq
- Volunteers
- 36 people
- Sponsor
- University of Baghdad
Dental Crowding
Early Orthodontic Treatment of Dental Crowding
Aim of the study is to compare treatment duration and effects of orthodontic treatment of dental crowding between treatments started at different stages of mixed dentition phase.
- Trial name
- NCT04756843
- Testing
- Quad-helix
- Where
- Finland
- Volunteers
- 60 people
- Sponsor
- University of Helsinki
Dental Crowding, Dental Occlusion, Traumatic
Exploration of the Utility of Dental-dedicated MRI for Dentistry
This description observational research is comparative in design, that is comparing existing standard clinical dental images, not obtained in this study, to test (i.e., ddMRI) images.
- Conditions
- Dental Crowding, Dental Occlusion, Traumatic, Endodontic Disease, Orthodontic Treatment
- Trial name
- NCT06948162
- Testing
- dental-dedicated MRI (ddMRI)
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Dental Crowding
Accuracy and Time Efficiency of AI Versus Manual Segmentation in Adult Crowding Using Aligner Software
The purpose of this study is to evaluate how accurately and quickly artificial intelligence (AI) can separate individual teeth from digital dental scans of adults with dental crowding.
- Trial name
- AI-MAS (NCT07919652)
- Testing
- Automated tooth segmentation and manual segmentation
- Where
- Egypt
- Volunteers
- 155 people
- Sponsor
- Dina ahmed
Dental Crowding
Validity of Ashley Howe's Analysis for the Prediction of the Extraction Treatment Decision in Orthodontic Patients at the Permanent Dentition Stage
This study is to evaluate the validity of Ashley Howe's analysis for the prediction of the extraction treatment decision in orthodontic patients at the permanent dentition stage
- Trial name
- NCT07660146
- Testing
- Ashley Howe's Analysis
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Cairo University
Crowding of Teeth, Malocclusion; Displaced Teeth
Timing, Trajectories and Prediction in Severe Dental Crowding: The Create SPACE (cSPACE)
Dental crowding is the most common malocclusion affecting up to 45% of the population and represents one of the leading reasons for seeking orthodontic treatment.
- Conditions
- Crowding of Teeth, Malocclusion; Displaced Teeth, Malocclusion in Children
- Trial name
- cSPACE (NCT07911176)
- Testing
- Early first premolar extraction with observation, Early first premolar extraction with planned fixed orthodontic treatment
- Volunteers
- 300 people
- Sponsor
- Vastra Gotaland Region
Angle Class I Maloclussion, Dental Crowding
Orthodontic Treatment Outcomes of Self Ligating System Compared to Clear Aligner System
This study is a multi-center, prospective, parallel-group randomized controlled trial designed to compare the orthodontic treatment outcomes of a passive self-ligating bracket system (Damon Ultima) versus a clear aligner system.
- Trial name
- NCT07638397
- Testing
- self ligating bracket, Clear aligner
- Where
- Iraq
- Volunteers
- 42 people
- Sponsor
- University of Baghdad
Dental Crowding,Interproximal Enamel Reduction, Malocclusion, Angle's Class
Accuracy and Periodontal Outcomes of Three Interproximal Enamel Reduction Techniques During Clear Aligner Therapy
This randomized controlled clinical trial will compare three commonly used interproximal enamel reduction (IPR) techniques during clear aligner therapy in adult patients.
- Conditions
- Dental Crowding,Interproximal Enamel Reduction, Malocclusion, Angle's Class, Periodontal Diseases
- Trial name
- NCT07377825
- Testing
- Manual Arm, Motor Driven Arm, Abrasive Arm
- Where
- Saudi Arabia
- Volunteers
- 75 people
- Sponsor
- Riyadh Elm University
Crowding of Anterior Mandibular Teeth
Evaluating the Efficacy of Micro-Osteoperforations Technique on the Orthodontic Tooth Movement Acceleration in Moderate Mandibular Anterior Crowding Cases Treated With Clear Aligners
Patients with moderate mandibular anterior crowding will be treated in this study. The efficacy of micro-osteoperforations technique by special drill in accelerating orthodontic tooth movement during clear aligners therapy will…
- Trial name
- NCT05492773
- Testing
- Micro-osteoperforations Technique, Active comparater
- Where
- Syria
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hama University
Malocclusion, Class I/II, Crowding
A Comparative Study Between Modified Miniscrew-Assisted Rapid Palatal Expander And Modified Rapid Palatal Expander in Molar Distalization Using Cone- Beam Computed Tomography
Comparative study between modified miniscrew-assisted rapid palatal expander and modified rapid palatal expander in molar distalization using CBCT.
- Conditions
- Malocclusion, Class I/II, Crowding, Maxillary First Molar Distalization
- Trial name
- MIDPAC (NCT07038902)
- Testing
- Group A: Modified Miniscrew-Assisted Rapid Palatal Expander (MARPE), Group B: Modified Rapid Palatal Expander (RPE)
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Tooth Crowding
Effect of Force Magnitude on Canine Retraction and Gingival Crevicular Fluid Proteome
This study aims to examine the effect of force levels in orthodontic treatment during canine retraction. Force levels refer to the pressure applied by the orthodontic devices to move teeth.
- Trial name
- NCT06668194
- Testing
- Light Force (150g Niti Coil), Heavy Force (400 g Niti coil)
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- UConn Health
Dental Crowding, Malocclusion, Angle Class I
Treatment Outcome of Elastomeric and Nickel-Titanium Separators in Tooth Separation
Patients seeking fixed orthodontic treatment that requires band placement will be enrolled in this study. This trial aims to compare the efficiency of rectangular cross-section nickel-titanium separators with elastomeric…
- Trial name
- NCT07591454
- Testing
- Elastomeric separators, Nickel-Titanium separators
- Volunteers
- 30 people
- Sponsor
- 3D-Aligners
Length of Stay, Emergency Department Crowding
Digital Anticipatory Protocols at Triage to Improve ED Flow.
This study aims to evaluate a pre-post intervention adding an early management decision at the end of the triage process to improve patient throughput.
- Conditions
- Length of Stay, Emergency Department Crowding, Emergency Department Patient, Emergency Department Triage
- Trial name
- NCT07726108
- Testing
- Digital Anticipatory Protocols at Triage
- Where
- Switzerland
- Volunteers
- 15,500 people, healthy volunteers welcome
- Sponsor
- Hôpital Fribourgeois
Crowding, Tooth, Orthodontic
Orthodontic Treatment in Adolescents With Crowding and Displaced Teeth
The purpose is to fill knowledge gaps identified for orthodontic treatment using a novel study design that has not been implemented in the dental field or in orthodontics.
- Trial name
- CROWDIT (NCT05664282)
- Testing
- Damon self-ligating brackets, Victory self-ligating brackets
- Volunteers
- 131 people
- Sponsor
- Malmö University