Clinical trials: Tooth Crowding
Dislocation, Tooth, Teeth, Endodontically-Treated
Treatment Result of Zirconia Laminate Veneer
This study aims to evaluate the clinical performance of the zirconia laminate veneer, a minimally invasive prosthetic restoration
- Conditions
- Dislocation, Tooth, Teeth, Endodontically-Treated, Tooth Fracture, Tooth Injuries
- Trial name
- NCT06406582
- Testing
- Zirconia laminate veneer, Lithium Disilicate laminate veneer
- Where
- Vietnam
- Volunteers
- 50 people
- Sponsor
- Hanoi Medical University
Dental Crowding, Dental Occlusion, Traumatic
Exploration of the Utility of Dental-dedicated MRI for Dentistry
This description observational research is comparative in design, that is comparing existing standard clinical dental images, not obtained in this study, to test (i.e., ddMRI) images.
- Conditions
- Dental Crowding, Dental Occlusion, Traumatic, Endodontic Disease, Orthodontic Treatment
- Trial name
- NCT06948162
- Testing
- dental-dedicated MRI (ddMRI)
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Angle Class I Malocclusion, Dental Crowding
Clinical Performance of Direct-Printed Versus Thermoformed Aligners
The goal of this study is to evaluate and compare the clinical effectiveness of in-office directly 3D-printed clear aligners versus conventional multilayered thermoformed aligners.
- Conditions
- Angle Class I Malocclusion, Dental Crowding, Tooth Spacing
- Trial name
- NCT07637227
- Testing
- Direct-Printed Aligner, Thermoformed aligner
- Where
- 3 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
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
Malocclusion, Class I/II, Crowding, Tooth
Treatment Outcome of Clear Aligner and Traditional Fixed Appliances in Four Premolar Extraction Cases
Patients with severe crowding requiring the extraction of four premolars will be enrolled in this study. The degree of apical root resorption associated with using the clear aligner technique compared with vestibular fixed…
- Trial name
- NCT07236775
- Testing
- Clear Aligners, Traditional fixed appliances
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Dental Research, Orthodontics
Treatment of the Mandibular Dental Crowding With and Without Corticotomy Surgery
The use of corticotomy surgery in addition to orthodontic standard treatment could accelerate the treatment. Corticotomy involves vertical interdental incisions of the gingiva and the bone with a very low thickness.
- Conditions
- Dental Research, Orthodontics, Surgery, Oral, Maxillofacial Surgery
- Trial name
- CORTICO (NCT03967002)
- Testing
- Test group with corticotomy surgery
- Where
- Switzerland
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Ardentis Cliniques Dentaires
Crowding, Tooth, Tipped Tooth or Teeth
Efficacy and Effectiveness of Two Types of Aligners Based on Stratification by Type of Movement
The purpose of this study is to evaluate the biomechanical behaviour of direct-printed and thermoformed aligners in different tooth movements, creating a biomechanical planning protocol based on a stratification of tooth…
- Conditions
- Crowding, Tooth, Tipped Tooth or Teeth, Rotation of Tooth, Malocclusion, Angle's Class
- Trial name
- NCT06516185
- Testing
- direct-printed aligner, thermoformed aligner
- Where
- Spain
- Volunteers
- 114 people
- Sponsor
- Universidad Complutense de Madrid
Tooth Crowding
Effect of Force Magnitude on Canine Retraction and Gingival Crevicular Fluid Proteome
This study aims to examine the effect of force levels in orthodontic treatment during canine retraction. Force levels refer to the pressure applied by the orthodontic devices to move teeth.
- Trial name
- NCT06668194
- Testing
- Light Force (150g Niti Coil), Heavy Force (400 g Niti coil)
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- UConn Health
Dental Malocclusion, Angle Class II
BRIUS Vs FFA Efficiency
The purpose of this study is to compare the Full Fixed Preadjusted appliances (regular braces) when to the BRIUS system.
- Conditions
- Dental Malocclusion, Angle Class II, Angle Class I, Crowding, Tooth
- Trial name
- NCT04347018
- Testing
- BRIUS
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Tooth Movement
Evaluation of Treatment Outcome of Lower Incisors Crowding Using Clear Aligners With Laser Acceleration .
The present study will be performed to evaluate the effect of low-level laser therapy (LLLT) on the rate of orthodontic tooth movement through the correction of lower incisors crowding using clear aligners
- Trial name
- NCT06526871
- Testing
- Low-Level Laser acceleration, clear aligner therapy
- Where
- Egypt
- Volunteers
- 22 people
- Sponsor
- Huda Abdelhakim
Angle's Class I Malocclusion, Crowding, Tooth
Effectiveness of Clear Aligners in Different Thicknesses
This study aimed to evaluate the effectiveness, pain, and satisfaction levels between patients treated with different thicknesses of clear aligners among Class I maxillary mild crowding cases.
- Trial name
- NCT06504498
- Testing
- 0.5 mm-thick Duran® clear aligner, 0.75 mm-thick Duran® clear aligner
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people
- Sponsor
- Mersin University
Tooth Crowding
Teeth Decrowding With and Without Fixed Appliances
In orthodontics, the teeth tend to move to the extraction space. This tooth movement becomes of larger importance when there is a crowding.
- Trial name
- NCT06416189
- Testing
- Fixed appliances
- Where
- Jordan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Samer Mheissen
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, Tooth
Evaluating the Influence of Showing Patients Their Predicted Teeth Alignment on Their Expectations and Satisfaction
Patients who have moderate crowding will be treated in this study. The efficacy of showing the predicted alignment of patient's teeth at the end of orthodontic treatment previously to treatment on their expectations from…
- Trial name
- NCT05010616
- Testing
- Fixed orthodontic appliances
- Where
- Syria
- Volunteers
- 25 people
- Sponsor
- Damascus University
Crowding, Tooth
The Effectiveness of Clear Aligner and Traditional Fixed Appliances in Achieving Good Occlusion in Complex Orthodontic Cases
Patients who have severe crowding that requires four premolars extraction will be treated in this study. The efficacy and effectiveness of in-house clear aligners therapy compared with vestibular fixed appliances in the treatment…
- Trial name
- NCT05500456
- Testing
- Clear aligners, Fixed appliances
- Where
- Syria
- Volunteers
- 36 people
- Sponsor
- Damascus University
Low Level Laser Therapy, Pain
Effect of the Diode Laser (940nm) on Orthodontics
To evaluate the effect of the low power density 940nm diode laser in the total relief of dental crowding during the alignment phase and the perception of pain in patients who initiate orthodontic treatment.
- Conditions
- Low Level Laser Therapy, Pain, Crowding, Tooth
- Trial name
- NCT05469451
- Testing
- Low level laser therapy
- Where
- Colombia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Fundación Universitaria CIEO
Crowding, Tooth
Patient-centered Outcomes During Using Self-ligating Brackets With or Without Piezocision vs Traditional Brackets
The different types of brackets (e.g., self-ligating and conventional brackets), and the various acceleration methods (e.g., corticotomy) cause varying degrees of pain and discomfort.
- Trial name
- NCT05416242
- Testing
- Traditional braces, Self-ligating braces, Self-ligating braces + piezocision
- Where
- Syria
- Volunteers
- 63 people
- Sponsor
- Damascus University
Crowding, Tooth
Dental and Periodontal Changes Following the Acceleration of Alignment of Crowded Lower Anterior Teeth Using a Surgical Technique
Patients at the Orthodontic Department of the University of Damascus Dental School will be examined and subjects who meet the inclusion criteria will be included.
- Trial name
- NCT05390320
- Testing
- PAOO, Fixed appliance
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus University
Tooth Crowding, Malocclusion
Predictability of Orthodontic Tooth Movement With Invisalign Aligners
Together with the increased adult patient demand for orthodontic treatment and the push toward increasingly personalized treatment, technology developments have resulted in a growing worldwide demand for clear aligners, to the…
- Conditions
- Tooth Crowding, Malocclusion, Malocclusion, Angle Class II, Malocclusion, Class I/II
- Trial name
- NCT05356780
- Testing
- Aligner
- Where
- Italy
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- University of Turin, Italy
Crowding, Tooth, Class I
Comparison Between the Effectiveness of Different Commercial Bracket Brands
There's a scarcity in literature concerning the comparison of the effectiveness of brackets in its torque and tip ability, the time takes for leveling and alignment comparing between different orthodontic bracket brands, and its…
- Trial name
- NCT05333094
- Testing
- Brackets
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt