Crowding: all 88 studies
Page 1 of 1. Open to participants first (22), then studies with results posted, then the rest; newest registration first within each.
- Evaluation of Intraoral Scanning vs Conventional Impression in Assessing Dental CrowdingNot yet recruitingNCT07928869
- Timing, Trajectories and Prediction in Severe Dental Crowding: The Create SPACE (cSPACE)Not yet recruitingNCT07911176Not applicable
- Bracketless Orthodontic Treatment (3D-BOT) Versus Conventional Fixed Braces for Mild-to-Moderate Lower Front Tooth Crowding in AdultsNot yet recruitingNCT07897864Not applicable
- Effect of Different Adhesive Systems on White Spot Lesions During Fixed Orthodontic TreatmentNot yet recruitingNCT07753512Not applicable
- Digital Anticipatory Protocols at Triage to Improve ED Flow.RecruitingNCT07726108
- Validity of Ashley Howe's Analysis for the Prediction of the Extraction Treatment Decision in Orthodontic Patients at the Permanent Dentition StageRecruitingNCT07660146
- Orthodontic Treatment Outcomes of Self Ligating System Compared to Clear Aligner SystemNot yet recruitingNCT07638397Not applicable
- Clinical Performance of Direct-Printed Versus Thermoformed AlignersRecruitingNCT07637227Not applicable
- Treatment Outcome of Elastomeric and Nickel-Titanium Separators in Tooth SeparationNot yet recruitingNCT07591454Not applicable
- Evaluation of Accuracy of 3D Printed Aligners in Comparison to Thermoformed Aligners in Orthodontic PatientsNot yet recruitingNCT07496892Not applicable
- Accuracy and Periodontal Outcomes of Three Interproximal Enamel Reduction Techniques During Clear Aligner TherapyNot yet recruitingNCT07377825Not applicable
- The Predictability of Directly Printed Versus Thermoformed Clear AlignersEnrolling by invitationNCT07350343Not applicable
- Clinical Performance of the I-arch System During the Initial Stage of Orthodontic TreatmentRecruitingNCT07264127Not applicable
- Evaluating the Clinical Efficacy of Collagen Scaffold (Ossix VOLUMAX) With Piezo-Surgical Decortication in Enhancing Orthodontic Treatment Outcomes: A Randomized Controlled TrialRecruitingNCT07097714Not applicable
- Exploration of the Utility of Dental-dedicated MRI for DentistryRecruitingNCT06948162
- Efficiency, Efficacy, Periodontal & Occlusal Outcomes for Aligners Versus Fixed Orthodontic Appliances in Crowded Incisor TreatmentEnrolling by invitationNCT06731465Not applicable
- Hyrax Vs. Invisalign Palatal Expander Clinical StudyRecruitingNCT06662279Not applicable
- Evaluation of DPA for Treatment of Upper Anterior CrowdingNot yet recruitingNCT06625658Not applicable
- Interceptive Maxillary Expansion to Relief Anterior Crowding in the Mixed DentitionRecruitingNCT06187337Not applicable
- Clinical Effectiveness of Damon Ultima Vs Conventional Brackets Trial)RecruitingNCT05978817Not applicable
- Evaluating the Efficacy of Micro-Osteoperforations Technique on the Orthodontic Tooth Movement Acceleration in Moderate Mandibular Anterior Crowding Cases Treated With Clear AlignersRecruitingNCT05492773Not applicable
- Acutelines: a Large Data-/Biobank of Acute and Emergency MedicineRecruitingNCT04615065
- The Evaluation Of The Efficiency Of Micro-osteoperforationCompletedNCT03652454Not applicableResults posted
- New Visual Acuity and Crowding Tests for Better Detection of AmblyopiaCompletedNCT03505606Not applicableResults posted
- Analysis of Orthodontic Tooth Movement Using 3D ImagingCompletedNCT03398798Not applicableResults posted
- Efficiency of Piezotome-Corticision Assisted OrthodonticsCompletedNCT02026258Not applicableResults posted
- Nicotine as an Adjuvant Analgesic for Third Molar SurgeryCompletedNCT00385216Phase 4Results posted
- Accuracy and Time Efficiency of AI Versus Manual Segmentation in Adult Crowding Using Aligner SoftwareActive, not recruitingNCT07919652
- Self-ligating vs Conventional Brackets and Labial Bone Thickness During Crowding Correction in AdultsCompletedNCT07878234Not applicable
- Clear Aligners With Two Different Change Schedules vs Traditional Braces for People With Crowded Lower Front TeethCompletedNCT07821723Not applicable
- Length of Stay in Emergency Department: Impact of Anticipated Blood Sampling (LEIA)CompletedNCT07769645
- The Reliability and Validity of Little's Irregularity Index AssessmentCompletedNCT07745855
- Bone Level Changes Using Clear Aligners Compared to Fixed Appliances in Non-Extraction Treatment of AdultsCompletedNCT07716007Not applicable
- 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 applicable
- Bracket Positioning Techniques and Quality of Orthodontic FinishingCompletedNCT07708363Not applicable
- A Prospective , Split-mouth, Clinical Study of Orthodontic Titanium Miniscrews With Machined and Acid-etched Surfaces.CompletedNCT07662434Not applicable
- Telemedicine-Based Emergency Physician Assessment Prior to ED Entry: A Randomized Controlled TrialCompletedNCT07546071Not applicable
- Comparison of Alignment Efficiency, Arch Dimensional Changes, and Passive Extraction Space Closure Between Self-Ligating and Conventional BracketsCompletedNCT07503314Not applicable
- Shape Memory Orthodontic AlignersCompletedNCT07431333Not applicable
- Factors Affecting Attachment Loss in Clear Aligner TreatmentCompletedNCT07352644Not applicable
- Repeated Injections of i-PRF for Decreasing Root Resorption After the Orthodontic Treatment.CompletedNCT07352241Not applicable
- Effects of Micro-osteoperforations on Lower Anterior Crowding Using Clear AlignersActive, not recruitingNCT07169968Not applicable
- A New Crowding Indicator in the Emergency DepartmentActive, not recruitingNCT07111624
- Evaluation of Dentoalveolar Changes of Clear Aligners Versus Fixed Orthodontic Appliances on Skeletal Class I Non-extraction Patients With Dental CrowdingActive, not recruitingNCT07090746Not applicable
- 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 applicable
- To Compare the Effects of Lip Bumper Appliance in Rate of Lower Incisor Alignment After First Premolar ExtractionsCompletedNCT06929754Not applicable
- Birth Complications and Intrauterine Constraints in the Etiology of Congenital Muscular Torticollis: A Nationwide Registry StudyCompletedNCT06901414
- Evaluation of Treatment Outcome of Lower Incisors Crowding Using Clear Aligners With Laser Acceleration .CompletedNCT06526871Not applicable
- Clear Aligner Treatment With and Without Low Level Laser Therapy for Upper Incisor CrowdingCompletedNCT06493721Not applicable
- Oral Health-Related Quality of Life Between Two Different Types of Orthodontic AppliancesCompletedNCT06401382Not applicable
- Comparing Labial and Lingual Orthodontic Appliances on Root Resorption and Bone HeightCompletedNCT06401369Not applicable
- Using Multi-looped Lingual Retainer to Relief Anterior Mandibular CrowdingCompletedNCT06337435
- Comparing the Alignment Efficiency of Three Types of Nickel-titanium ArchwiresStatus unknownNCT05676840Not applicable
- Evaluation of Leveling and Alignment of Maxillary Anterior Teeth Assisted With MOPs :A Comparative Clinical StudyStatus unknownNCT05605652Not applicable
- SmartArch vs Super Elastic NiTi Aligning ArchwiresCompletedNCT05510206Not applicable
- The Effectiveness of Clear Aligner and Traditional Fixed Appliances in Achieving Good Occlusion in Complex Orthodontic CasesCompletedNCT05500456Not applicable
- Patient-centered Outcomes During Using Self-ligating Brackets With or Without Piezocision vs Traditional BracketsCompletedNCT05416242Not applicable
- Comparison Between the Effectiveness of Different Commercial Bracket BrandsStatus unknownNCT05333094Not applicable
- Forecasting ED Overcrowding With Statistical Methods: A Prospective Validation StudyStatus unknownNCT05174481
- Evaluating the Influence of Showing Patients Their Predicted Teeth Alignment on Their Expectations and SatisfactionCompletedNCT05010616Not applicable
- Evaluation of the Efficiency of Single Aligner Appliance for Treatment of Mild Crowding Cases in Adults.CompletedNCT04988373Not applicable
- Efficacy and Periodontal Parameters in Self-ligating Brackets Alone or With Corticotomy vs Conventional BracketsCompletedNCT04950829Not applicable
- Evaluation of the Effectiveness of Piezocision and Micro-osteoperforation in Alleviating Mandibular Anterior CrowdingStatus unknownNCT04940351Not applicable
- Comparison of Oral Health Related Quality of Life Changes Between Clear Aligners and Vestibular Fixed AppliancesCompletedNCT04866238Not applicable
- Efficiency of Using Copper-Nickel-Titanium Versus Nickel-Titanium Arch Wires on Anterior Segment Crowding Alleviation in Group of Adults With Moderate CrowdingStatus unknownNCT04815200Not applicable
- Early Orthodontic Treatment of Dental CrowdingActive, not recruitingNCT04756843Not applicable
- Pain, Acceptance, and Discomfort With Periodontally Accelerated Osteogenic Orthodontics (PAOO)CompletedNCT04728464
- Evaluation of the Root Resorption and Dehiscence Formation Between Two Methods of Leveling and Alignment of Lower TeethCompletedNCT04601662Not applicable
- Evaluation of Efficiency for Three Different Aligning Archwires During Initial Orthodontic LevelingCompletedNCT04387578Not applicable
- Evaluation of the Levels of Pain and Discomfort Between Two Methods of Leveling and AlignmentCompletedNCT04348526Not applicable
- Early Prescription of Radiography Using the Ottawa Ankle Rules by a Nurse in the Management of Isolated Ankle TraumaCompletedNCT04021511Not applicable
- Treatment of the Mandibular Dental Crowding With and Without Corticotomy SurgeryActive, not recruitingNCT03967002Not applicable
- Comparison Between Lingual and Labial Fixed Orthodontic Appliances in the Treatment of Crowding CasesCompletedNCT03850951Not applicable
- Acceleration of Alignment of Crowded Lower Anterior TeethCompletedNCT03659097Not applicable
- The Role of Low Level Laser Therapy in Acceleration of Teeth Alignment in Lingual Orthodontic PatientsCompletedNCT03646942Not applicable
- Comparison Between Clear Aligners and Traditional Fixed Appliances in the Treatment of Four-premolar-extraction CasesCompletedNCT03645356Not applicable
- Acceleration of Lower Anterior Teeth Leveling and Alignment Using CorticisionCompletedNCT03310086Not applicable
- Mechanical Properties and Clinical Efficacy of Two Nickel-Titanium (NiTi) ArchwiresStatus unknownNCT03256279Not applicable
- Combining Donepezil With Perceptual Learning in Normal and Amblyopic Human The Effect of Donepezil on Perceptual Learning in Adult AmblyopiaCompletedNCT03109314Phase 4
- Treatment of Crowding Without Extraction Using Self Ligating BracketsCompletedNCT02996292Not applicable
- Evaluation of the Levels of Pain and Discomfort Between Two Methods of Correcting Misaligned TeethCompletedNCT02975765Not applicable
- Alignment Efficiency of Two Thermal Activated Orthodontic Archwire SequencesCompletedNCT02415673Not applicable
- Intermittent Vibrational Force and Orthodontic Tooth MovementCompletedNCT02314975Not applicable
- Can the Point-Of-Care Chemistry Test (POCT) Solve the Emergency Department (ED) Crowding?CompletedNCT01402635Not applicable
- Emergency Department Crowding in Relation to In-hospital Adverse Medical EventsCompletedNCT01116323
- The Effect of an Physician-Nurse Supplementary Triage Assistance Team on Emergency Department Patient Wait TimesCompletedNCT00991471Not applicable
- Clinical Decision Unit (CDU) - Evaluation of a Novel Approach to Address Emergency Department OvercrowdingCompletedNCT00497393Phase 4
- Orthodontic Treatment With a Part-Time Wearing Esthetic Removable ApplianceStatus unknownNCT00485602Phase 1/2