Crowding clinical trials
The registry lists 22 studies for Crowding across more than 10 countries. 10 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-17.
Status
- Completed
- 9
- Recruiting
- 5
- Not yet recruiting
- 4
- Active, not recruiting
- 3
- Enrolling by invitation
- 1
Where
- Egypt
- 6
- Iraq
- 4
- Pakistan
- 3
- Turkey (Türkiye)
- 1
- Saudi Arabia
- 1
- United States
- 1
Who runs them
University of Baghdad (3) · Foundation University Islamabad (2) · Future University in Egypt (2) · Al-Azhar University (2) · Saidu College of Dentistry (1) · Centre Hospitalier de Roubaix (1) · NMSI DENTMASTER (1) · 3D-Aligners (1)
Studies
Recruiting first, then most recently updated. Showing 22 of 22 — search for more.
- Exploration of the Utility of Dental-dedicated MRI for DentistryRecruitingNCT069481621 country
- Effect of Different Adhesive Systems on White Spot Lesions During Fixed Orthodontic TreatmentNot yet recruitingNCT07753512Not applicable1 country
- Orthodontic Treatment Outcomes of Self Ligating System Compared to Clear Aligner SystemNot yet recruitingNCT07638397Not applicable1 country
- Validity of Ashley Howe's Analysis for the Prediction of the Extraction Treatment Decision in Orthodontic Patients at the Permanent Dentition StageRecruitingNCT076601461 country
- Clinical Performance of Direct-Printed Versus Thermoformed AlignersRecruitingNCT07637227Not applicable1 country
- Treatment Outcome of Elastomeric and Nickel-Titanium Separators in Tooth SeparationNot yet recruitingNCT07591454Not applicable
- Clinical Performance of the I-arch System During the Initial Stage of Orthodontic TreatmentRecruitingNCT07264127Not applicable1 country
- The Predictability of Directly Printed Versus Thermoformed Clear AlignersEnrolling by invitationNCT07350343Not applicable1 country
- Accuracy and Periodontal Outcomes of Three Interproximal Enamel Reduction Techniques During Clear Aligner TherapyNot yet recruitingNCT07377825Not applicable1 country
- Evaluating the Clinical Efficacy of Collagen Scaffold (Ossix VOLUMAX) With Piezo-Surgical Decortication in Enhancing Orthodontic Treatment Outcomes: A Randomized Controlled TrialRecruitingNCT07097714Not applicable1 country
- Clear Aligners With Two Different Change Schedules vs Traditional Braces for People With Crowded Lower Front TeethCompletedNCT07821723Not applicable1 country
- Length of Stay in Emergency Department: Impact of Anticipated Blood Sampling (LEIA)CompletedNCT077696451 country
- The Reliability and Validity of Little's Irregularity Index AssessmentCompletedNCT077458551 country
- Bone Level Changes Using Clear Aligners Compared to Fixed Appliances in Non-Extraction Treatment of AdultsCompletedNCT07716007Not applicable1 country
- A Study to Evaluate the Relationship Between Two Bracket System and Their Contribution to Initial Alignment of Maxillary Anteriors - De Crowding, Smile Arc Protection.CompletedNCT07712055Not applicable1 country
- Bracket Positioning Techniques and Quality of Orthodontic FinishingCompletedNCT07708363Not applicable1 country
- A Prospective , Split-mouth, Clinical Study of Orthodontic Titanium Miniscrews With Machined and Acid-etched Surfaces.CompletedNCT07662434Not applicable1 country
- A New Crowding Indicator in the Emergency DepartmentActive, not recruitingNCT071116241 country
- Comparison of Alignment Efficiency, Arch Dimensional Changes, and Passive Extraction Space Closure Between Self-Ligating and Conventional BracketsCompletedNCT07503314Not applicable1 country
- Factors Affecting Attachment Loss in Clear Aligner TreatmentCompletedNCT07352644Not applicable1 country
- A Comparative Study Between Modified Miniscrew-Assisted Rapid Palatal Expander And Modified Rapid Palatal Expander in Molar Distalization Using Cone- Beam Computed TomographyActive, not recruitingNCT07038902Not applicable1 country
- Early Orthodontic Treatment of Dental CrowdingActive, not recruitingNCT04756843Not applicable1 country