Malocclusion, Angle Class I clinical trials
The registry lists 34 studies for Malocclusion, Angle Class I across more than 10 countries. 10 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-15.
Status
- Completed
- 17
- Recruiting
- 5
- Status unknown
- 4
- Not yet recruiting
- 3
- Active, not recruiting
- 3
- Enrolling by invitation
- 2
Phase
- Phase 4
- 1
Where
- Egypt
- 7
- Vietnam
- 5
- United States
- 3
- Syrian Arab Republic
- 3
- Iraq
- 3
- Turkey (Türkiye)
- 2
Who runs them
Can Tho University of Medicine and Pharmacy (5) · Damascus University (3) · University of Baghdad (3) · Future University in Egypt (2) · Al-Azhar University (2) · State University of New York at Buffalo (2) · TC Erciyes University (1) · CES University (1)
Studies
Recruiting first, then most recently updated. Showing 34 of 34 — search for more.
- Effect of Early Versus Late Premolar Extraction on Orthodontic Tooth MovementRecruitingNCT07773389Not applicable1 country
- 3D Printed Occlusal Splints for Intraoperative UseNot yet recruitingNCT07079111Not applicable
- Clinical Performance of Direct-Printed Versus Thermoformed AlignersRecruitingNCT07637227Not applicable1 country
- Treatment Outcome of Elastomeric and Nickel-Titanium Separators in Tooth SeparationNot yet recruitingNCT07591454Not applicable
- LLLLT vs Piezocision in Accelerating Orthodontic Canine RetractionRecruitingNCT07466641Not applicable1 country
- The Predictability of Directly Printed Versus Thermoformed Clear AlignersEnrolling by invitationNCT07350343Not applicable1 country
- Nano Coated Orthodontic Miniscrews for en Mass Retraction of the Upper ArchRecruitingNCT07521267Not applicable1 country
- Assessment of Treatment Efficacy Using Smile Arc Marginal Ridge Approach Versus MBT Chart Method for Bracket PositioningRecruitingNCT06652230Not applicable1 country
- The Efficacy of Lingual Aligners in Adults.Enrolling by invitationNCT06050655Not applicable1 country
- Effect of Different Grafting Material Following Surgically Facilitated Orthodontics TherapyNot yet recruitingNCT06627829Not applicable1 country
- Assesment of Ethnic Bias in an Artificial Intelligence Based Orthodontic Diagnosis SystemCompletedNCT071627531 country
- The Reliability and Validity of Little's Irregularity Index AssessmentCompletedNCT077458551 country
- Bracket Positioning Techniques and Quality of Orthodontic FinishingCompletedNCT07708363Not applicable1 country
- AI-Assisted Versus Conventional Orthodontic Diagnosis and Treatment PlanningCompletedNCT076907741 country
- Direct vs Indirect In-House Clear Aligners vs Fixed Appliances in Orthodontic TreatmentCompletedNCT07687329Not applicable1 country
- Micro-Osteoperforations to Accelerate Maxillary Canine Retraction in Class I MalocclusionCompletedNCT07155018Not applicable1 country
- A Comparison Between GUMMETAL and SS Orthodontic Wires in Space ClosureCompletedNCT04591080Not applicable1 country
- Friction or Frictionless: What is the Most Effective Method for Retracting Anterior Teeth?CompletedNCT06928896Not applicable1 country
- Antibiofilm Activity of Chitosan Nanoparticles Incorporated Into Clear AlignersActive, not recruitingNCT06823310Not applicable1 country
- Microanalysis of Changes in 3D Geometry of Orthodontic Mini-implantsActive, not recruitingNCT067433601 country
- Effectives of Non-extraction Orthodontic Treatment of Angle Class I MalocclusionCompletedNCT06638983Not applicable1 country
- Root Resorption and Alveolar Bone in the Maxillary Canine Retraction Using Injectable Platelet-rich Fibrin: A Split-Mouth TrialCompletedNCT06634888Not applicable1 country
- BRIUS Vs FFA EfficiencyCompletedNCT04347018Not applicable1 country
- Evaluating the Effect of Injectable Platelet Rich Fibrin on Tooth MovementCompletedNCT06562452Not applicable1 country
- Predictability of Part-time Wearing of Removable Clear Aligner Therapy Versus Full TimeCompletedNCT06253286Not applicable1 country
- Compartive Evalution of the Efficiency of Maxillary Canine Retraction Using Power Chain Versus Burstone T-loopActive, not recruitingNCT05882526Not applicable1 country
- Comparison Between Clear Aligners and Traditional Fixed Appliances in the Treatment of Four-premolar-extraction CasesCompletedNCT03645356Not applicable1 country
- Effect of Systemic Administration of Vitamin D on the Rate of Orthodontic Tooth Movement - A Randomized Control TrialCompletedNCT05202496Not applicable1 country
- Acceleration of Alignment of Crowded Lower Anterior TeethCompletedNCT03659097Not applicable1 country
- The Role of Low Level Laser Therapy in Acceleration of Teeth Alignment in Lingual Orthodontic PatientsCompletedNCT03646942Not applicable1 country
- 3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step MechanicsStatus unknownNCT03903575Not applicable1 country
- A Biotype Enhancing Strategy For The Patient Undergoing Accelerated OrthodonticsStatus unknownNCT02866929Phase 4
- Arch Dimension and Inclination of the Upper and Lower Incisors ChangesStatus unknownNCT03129919Not applicable
- Efficiency of Piezo-Corticision in Accelerating Orthodontic Tooth MovementStatus unknownNCT02549950Not applicable1 country