Clinical trials: Crowding
Crowding of Anterior Mandibular Teeth
Comparing the Alignment Efficiency of Three Types of Nickel-titanium Archwires
To compare the alignment efficiency of conventional NiTi arch wire to Thermal and Super elastic NiTi arch wires.
- Trial name
- NCT05676840
- Testing
- orthodontic treatment with fixed appliances
- Where
- Pakistan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ziauddin University
Crowding
Alignment Efficiency of Two Thermal Activated Orthodontic Archwire Sequences
The aim of the present study was to compare the effectiveness of two alignment sequences with thermal activated archwires with different Af temperatures applied for the correction of mandibular anterior crowding
- Trial name
- NCT02415673
- Testing
- Fixed orthodontics appliance and arch wire
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Faculty Sao Leopoldo Mandic Campinas
Rabies Vaccine Allergy
The Protection Effect of Speeda® Rabies Vaccine for Human Use
The objective of this study was to achieve the post-marketing protective effect research of Speeda® rabies vaccine for human use from Chengda Bio.
- Trial name
- NCT01827917
- Testing
- rabies vaccine
- Where
- China
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Beijing Center for Disease Control and Prevention
Crowding of Anterior Mandibular Teeth
Evaluation of the Root Resorption and Dehiscence Formation Between Two Methods of Leveling and Alignment of Lower Teeth
The duration of orthodontic treatment is one of the exacerbation causes of orthodontic pain. Several methods have been suggested to reduce the duration of orthodontic treatment classified to surgical and non-surgical methods.
- Trial name
- NCT04601662
- Testing
- Corticision, Traditional Non-accelerated Treatment
- Where
- Syria
- Volunteers
- 52 people
- Sponsor
- Damascus University
Tooth Crowding, Tooth; Lesion, White Spot Lesions
Comparison Of Different Orthodontic Aligner Systems Applied On Single Stage And Three Stage
Applying to the Orthodontics Department of the Faculty of Dentistry of Erciyes University for orthodontic treatment, a periodontally healthy 16-26 year-old periodontally healthy, non-congenital or congenital anomaly in the…
- Trial name
- NCT04678596
- Testing
- EonAligner, Clearfix
- Where
- Turkey (Türkiye)
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Crowding of Anterior Maxillary Teeth, Crowding of Anterior Mandibular Teeth
Comparing Labial and Lingual Orthodontic Appliances on Root Resorption and Bone Height
Patients who have moderate crowding that could be treated on a non-extraction will be treated in this study. The apical root resorption and alveolar bone height of the lingual and labial fixed appliances will be assessed.
- Trial name
- NCT06401369
- Testing
- Lingual brackets, Buccal brackets
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Pathological Resorption of External Root
3D Evaluation of Clear Aligners Versus Fixed Orthodontic Treatment of Lower Anterior Crowding
Evaluate and compare clear aligners versus fixed orthodontic treatment of lower anterior crowding with the use of cone-beam computed tomography within maximum 6 months or until correction of lower anterior crowding whichever is…
- Trial name
- NCT06510569
- Testing
- U lab aligners, oramco bracket
- Where
- 2 sites in Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Haidy Fekry
Amblyopia
Combining Donepezil With Perceptual Learning in Normal and Amblyopic Human The Effect of Donepezil on Perceptual Learning in Adult Amblyopia
The research deals with amblyopia or lazy eye, a condition that affects about 3% of the population, and results in a variety of visual deficits.
- Trial name
- NCT03109314
- Testing
- Donepezil, Single-letter training, Uncrowd training
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Dennis Levi
Crowding of Anterior Mandibular Teeth
Efficiency, Efficacy, Periodontal & Occlusal Outcomes for Aligners Versus Fixed Orthodontic Appliances in Crowded Incisor Treatment
The goal of this clinical trial is to compare between fixed labial braces and clear aligners for the straightening of moderately overlapped lower front teeth.
- Trial name
- NCT06731465
- Testing
- Clear aligner therapy, Fixed pre-adjusted edgewise orthodontic appliance
- Where
- United Arab Emirates
- Volunteers
- 40 people
- Sponsor
- University of Sharjah
Triage, Emergency Department Triage
Impact of Point-of-care Lactate Testing as Triage Supplement on Patient Management Using Manchester Triage System
Although the Manchester Triage System (MTS) is widely used and validated internationally, it has some limitations. Its accuracy is moderate, especially for children and the elderly.
- Conditions
- Triage, Emergency Department Triage, Emergency Department Overcrowding, Emergency Medicine
- Trial name
- NCT07123857
- Testing
- re-triage
- Where
- Slovenia
- Volunteers
- 200 people
- Sponsor
- University Medical Centre Maribor
Malaligned Teeth, Crowding of Teeth
Effect of Different Adhesive Systems on White Spot Lesions During Fixed Orthodontic Treatment
The primary goal of this study is to compare the number of white spot lesions during fixed appliance therapy between self-etch and one-step bonding systems.
- Trial name
- NCT07753512
- Testing
- Self-etch adhesive, One-Step Adhesive, Conventional Bonding Technique
- Where
- Pakistan
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Foundation University Islamabad
Malocclusion of Anterior Teeth
Evaluation of Self-ligating Brackets Plus Minor Surgery in Treating Crowded Cases of Malocclusion
Patients at the Orthodontic Department of University of Damascus Dental School will be examined and subjects who meet the inclusion criteria will be admitted then the initial diagnostic records (diagnostic gypsum samples …
- Trial name
- NCT03647241
- Testing
- Self-Ligating Brackets, Traditionally-Ligated Brackets, Corticotomy
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University
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
Crowding of Anterior Mandibular Teeth
Efficiency of Using Copper-Nickel-Titanium Versus Nickel-Titanium Arch Wires on Anterior Segment Crowding Alleviation in Group of Adults With Moderate Crowding
Evaluate the efficiency of using copper nickel titanium (CuNiTi) arch wire on the initial stage of leveling and alignment regarding their rate of alignment in comparison to Conventional Nickel Titanium arch wire (NiTi) by…
- Trial name
- NCT04815200
- Testing
- Copper Nickel titanium arch wire
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Parkinson's Disease, Freezing of Gait
Effect of Virtual Reality on Freezing Phenomenon, Balance, Functional Mobility, Participation in Parkinson's Patients
This study was planned to investigate the use and results of virtual reality applications with specially prepared software for the rehabilitation of freezing phenomenon, which increases the falling anxiety of individuals with…
- Trial name
- NCT06390553
- Testing
- Task-Oriented Virtual Reality Application with Crowd Simulation, Conventional Parkinson Rehabilitation
- Where
- 3 sites in Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- Ankara Yildirim Beyazıt University
Crowding of Anterior Mandibular Teeth
Oral Health-Related Quality of Life Between Two Different Types of Orthodontic Appliances
Patients who have mild crowding from the Orthodontic Department at University of Damascus Dental School will be treated in this trial.
- Trial name
- NCT06401382
- Testing
- A modified aligner appliance with NiTi springs, Conventional fixed appliances
- Where
- Syria
- Volunteers
- 36 people
- Sponsor
- Damascus University
Caries
Prevalence of Dental Caries in Patients With Dental Crowding
Dental crowding causes limited access for the toothbrush, and the natural cleansing effect of the teeth by the tongue and saliva is also limited.
- Trial name
- NCT06438926
- Volunteers
- 325 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Malocclusion, Dental Crowding
Evaluation of Efficiency for Three Different Aligning Archwires During Initial Orthodontic Leveling
The present prospective clinical study was directed to evaluate the efficiency of three different aligning archwires during initial orthodontic leveling.
- Trial name
- NCT04387578
- Testing
- fixed orthodontic appliance and arch wires
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Ahmed Talaat Hussein Ali
Orthodontic Tooth Movement, Tooth Alignment
Effect of 3 Week vs 6 Week Orthodontic Appointment Intervals on Teeth Alignment
Effect of 3 week vs 6 week orthodontic appointment intervals on teeth alignment in patients with moderate to severe dental crowding: a randomized clinical trial.
- Trial name
- NCT06032702
- Testing
- tooth alignment
- Where
- Pakistan
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Bkahtawar Amin Medical and Dental College Multan
Macular Degeneration
Improving Vision in Adults With Macular Degeneration
The purpose of this study is to test whether a kind of brain stimulation called anodal transcranial direct current stimulation (a-tDCS) can improve the ability of people with age-related macular degeneration (AMD) or juvenile…
- Trial name
- NCT04111068
- Testing
- anodal tDCS Active Stimulation
- Where
- 2 sites in Canada, Hong Kong
- Volunteers
- 21 people
- Sponsor
- University of Waterloo