Clinical trials: Crowding
Crowding
Treatment of Crowding Without Extraction Using Self Ligating Brackets
This experimental study will evaluate the effect of active and passive self-ligating brackets in treatment of crowding, compared with the control group of conventional brackets in class I malocclusion without extraction.
- Trial name
- NCT02996292
- Testing
- Traditional brackets, Active self-ligating brackets, Passive self-ligating brackets
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University
Dental Crowding, Vibrational Force
Intermittent Vibrational Force and Orthodontic Tooth Movement
The aim of this study is to compare the clinical efficiency of conventional fixed appliance orthodontic treatment with that supplemented by the daily application of cyclic forces to the dentition via a removable (AcceleDent)…
- Conditions
- Dental Crowding, Vibrational Force, Fixed Orthodontic Appliances
- Trial name
- NCT02314975
- Testing
- AcceleDent vibrational device, Fixed appliance only
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- King's College London
Crowding of Anterior Mandibular Teeth
Evaluation of the Effectiveness of Piezocision and Micro-osteoperforation in Alleviating Mandibular Anterior Crowding
In recent times, many patients want their treatment duration to be reduced, because lengthy orthodontic treatment duration is associated with negative sequelae such as discomfort, pain, white spot lesions, and decreased patient's…
- Trial name
- NCT04940351
- Testing
- GROUP - A: PIEZOCISION GROUP, GROUP- B: MICRO-OSTEOPERFORATION GROUP
- Where
- India
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Maxillary Crowded Teeth
Effect of Low Level Laser Therapy in Accelerating Tooth Movement For Dental Crowding Cases
26 participants from the Orthodontic Department at University of Damascus Dental School will be randomly assigned into two groups.
- Trial name
- NCT02568436
- Testing
- low level laser therapy
- Where
- Syria
- Volunteers
- 26 people
- Sponsor
- Damascus University
Malocclusion
Orthodontic Treatment With a Part-Time Wearing Esthetic Removable Appliance
The trial is aimed to investigate an orthodontic treatment with a new removable-part-time-wearing appliance, based on "High-Tech" technology.
- Trial name
- NCT00485602
- Testing
- orthodontic treatment with "Rafenalign" appliance
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Emergencies
Forecasting ED Overcrowding With Statistical Methods: A Prospective Validation Study
The aim of this study is to prospectively validate statistical forecasting tools that have been widely used retrospectively in forecasting ED overcrowding
- Trial name
- NCT05174481
- Testing
- Early warning system for emergency department overcrowding
- Volunteers
- 160,000 people
- Sponsor
- Tampere University Hospital
Crowding, Tooth, Gingival Diseases
Gingival Phenotype and Dental Crowding in Pediatric Patients
The periodontal phenotype influences treatment outcomes across dental specialties, as tissues of different thickness respond differently to chemical, bacterial, and mechanical insults.
- Trial name
- BIOTIPO_PEDO (NCT07205172)
- Testing
- Orthodontic and periodontal analysis
- Where
- Italy
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Malaligned Teeth, Crowding
A Prospective , Split-mouth, Clinical Study of Orthodontic Titanium Miniscrews With Machined and Acid-etched Surfaces.
Primary goal of this study to check the stability of miniscrews used in orthodontic treatment in order to evaluate the success of the treatment.
- Trial name
- NCT07662434
- Testing
- miniscrews placement
- Where
- Pakistan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Foundation University Islamabad
Malnutrition, Developmental Disabilities
Promoting Physical Growth and Positive Development in Severely Stunted Guatemalan Children
This study seeks to evaluate the impact of an intensive home-based education intervention targeting severely stunted Guatemalan children for catch up growth and improved development.
- Trial name
- NCT02509936
- Testing
- Home-based nutrition education, Standard-of-care nutrition support
- Where
- Guatemala
- Volunteers
- 324 people
- Sponsor
- Wuqu' Kawoq, Maya Health Alliance
Crowding of Anterior Maxillary Teeth
Evaluation of Leveling and Alignment of Maxillary Anterior Teeth Assisted With MOPs :A Comparative Clinical Study
The aim of the study will be directed to evaluate the effect of micro-osteoperforation on orthodontic tooth movement during leveling and alignment of the maxillary anterior teeth.
- Trial name
- NCT05605652
- Testing
- microosteoperforations
- Where
- Egypt
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Crowding of Anterior Maxillary Teeth, Orthodontics, Interceptive
Interceptive Maxillary Expansion to Relief Anterior Crowding in the Mixed Dentition
The goal of this clinical trial is to compare if it is better to treat severe anterior crowding in the early mixed dentition then later in the permanent dentition in children with anterior crowding of the upper teeth.
- Conditions
- Crowding of Anterior Maxillary Teeth, Orthodontics, Interceptive, Orthodontics, Corrective, Palatal Expansion Technique
- Trial name
- NCT06187337
- Testing
- Maxillary expansion device
- Where
- 4 sites in Italy, Sweden
- Volunteers
- 60 people
- Sponsor
- Region Örebro County
Skeletal and Dental CL I Malocclusion Moderate Crowding
Clinical Effectiveness of Damon Ultima Vs Conventional Brackets Trial)
Compare the clinical performance, root resorption and pain perception between passive self-ligating Damon Ultema vs conventional brackets.
- Trial name
- NCT05978817
- Testing
- Damon Ultima bracket
- Where
- Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Dental Crowding, Smile Arc Correction
A Study to Evaluate the Relationship Between Two Bracket System and Their Contribution to Initial Alignment of Maxillary Anteriors - De Crowding, Smile Arc Protection.
The goal of this clinical trial is to compare the two orthodontic bracket systems namely MBT and the Pitts21 for maxillary anterior decrowding, initial alignment as well as the smile arc correction in 6 month period.
- Conditions
- Dental Crowding, Smile Arc Correction, Maxillary Crowded Teeth
- Trial name
- NCT07712055
- Testing
- Pitts 21 bracket system, MBT bracket system
- Where
- India
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Srinivas College of Dental Sciences
Orthodontic Aligners
Difference Between Pressing and Vacuum Techniques in Fabrication of Orthodontic Aligners in Cases With Crowding: A Cross-sectional Study
This cross sectional study is aiming to compare 2 methods of clear aligner fabrication.
- Trial name
- NCT06231888
- Testing
- Aligner
- Where
- Egypt
- Volunteers
- 100 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
Crowding of Anterior Maxillary Teeth
Efficacy and Periodontal Parameters in Self-ligating Brackets Alone or With Corticotomy vs Conventional Brackets
Patients who have severe crowding on the upper jaw that requires two first premolars extraction will be enrolled in this trial. The different types of brackets, such as self-ligating brackets and conventional brackets, and the…
- Trial name
- NCT04950829
- Testing
- Conventional brackets, Self-ligating brackets, Self-Ligating Brackets with flapless corticotomy
- Where
- Syria
- Volunteers
- 57 people
- Sponsor
- Damascus University
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
Crowding of Anterior Maxillary Teeth
Clear Aligner Treatment With and Without Low Level Laser Therapy for Upper Incisor Crowding
The goal of this clinical trial is to assess the effect of Low Level Laser Therapy (LLLT) on Upper Incisor Crowding using Clear Aligner Treatment (CAT).
- Trial name
- NCT06493721
- Testing
- Clear Aligner Treatment, Low level laser
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Faculty of Dental Medicine for Girls
Dental Crowding, Malocclusion, Angle Class I
The Reliability and Validity of Little's Irregularity Index Assessment
The primary aim of the current study was to estimate the validity, reliability, and repeatability of LII measurements
- Trial name
- LII (NCT07745855)
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Al-Azhar University
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