Clinical trials: Orthodontic Aligner
Orthodontic Pain (D013850), Orthodontic Patient Experience
Comparison of Different Debonding Techniques of Clear Aligner Attachments
The goal of this clinical trial is to compare two different methods for removing clear aligner attachments from tooth surfaces and to evaluate the pain levels and removal times associated with each method.
- Conditions
- Orthodontic Pain (D013850), Orthodontic Patient Experience, Orthodontic Aligners, Orthodontic
- Trial name
- NCT07259642
- Testing
- Adhesive removal plier followed by tungsten carbide bur, Tungsten carbide bur
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Orthodontic Aligner Material, Enamel Demineralization
Development of Biofunctional 3D-Printed Orthodontic Aligners With Antimicrobial and Remineralizing Properties
Clear orthodontic aligners are widely used due to their esthetics and patient comfort; however, prolonged wear may promote biofilm accumulation and enamel demineralization.
- Conditions
- Orthodontic Aligner Material, Enamel Demineralization, Dental Biofilm Formation, Clear Aligner Material Properties
- Trial name
- 3D-BIOALIGN (NCT07603427)
- Testing
- Modified 3D-Printed Orthodontic Aligner Resin
- Where
- Iraq
- Volunteers
- 400 people
- Sponsor
- University of Baghdad
White Spot Lesions, Demineralization
Comparative Effectiveness of Remineralization Agents on Attachment-Associated Demineralization in Clear Aligner Patients
Background/ Objectives: Clear aligner attachments increase the risk of white spot lesions (WSL), with a 35.5% incidence in adolescents. The number of anterior attachments is an independent risk factor (OR=2.192).
- Conditions
- White Spot Lesions, Demineralization, Dental Caries, Orthodontic Treatment
- Trial name
- NCT07229105
- Testing
- GC Tooth Mousse, Nano-Hydroxyapatite Gel, Sodium Fluoride varnish
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Bezmialem Vakif University
Clear Aligner Orthodontic Treatment, Composite Attachment
Tooth Discoloration and Chairside Handling Time (Bonding-Debonding) in Flowable Versus Packable Composites for Clear Aligner Bonded Attachments: A Randomized Clinical Trial
This randomized split-mouth clinical trial aims to compare two different composite materials used for bonding attachments in clear aligner orthodontic therapy.
- Conditions
- Clear Aligner Orthodontic Treatment, Composite Attachment, Color Stability of Enamel
- Trial name
- NCT07234149
- Testing
- flowable nanohybrid Composite Resin, Packable Microhybrid Composite Resin
- Where
- 2 sites in Iraq
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Sulaimani
Malocclusion, Esthetics, Dental
Effect of Finishing Clear Aligner Marginal Termination Design (Supragingival vs Juxtagingival) on Aligner Color Stability After 14 Days of Wear: A Split-Mouth Study
The goal of this clinical study is to learn whether the gumline edge design of a finishing orthodontic clear aligner affects how much the aligner's color changes after 14 days of wear.
- Trial name
- SPECTRO-ALIGN (NCT07628491)
- Testing
- Tri-layer thermoplastic finishing clear aligner
- Where
- Romania
- Volunteers
- 50 people
- Sponsor
- George Emil Palade University of Medicine, Pharmacy, Sciences and Technology of Targu Mures
Malocclusion, Pain
Anxiety, Pain, and Quality of Life in Orthodontic Treatment
This study was evaluated anxiety, pain, and oral health-related quality of life in individuals treated with conventional fixed appliances (Group A) and clear aligners (Group B) for moderate malocclusion during the initial phase…
- Conditions
- Malocclusion, Pain, Anxiety, Quality of Life
- Trial name
- NCT06133296
- Testing
- Conventional fixed treatment, Clear aligner treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yuzuncu Yil University
Angle Class 2 Malocclusion
Clear Aligners vs Fixed Appliances for Molar Distalization Using Infrazygomatic Crest Screws
This study compares three different methods of moving upper back teeth backward (distalization) to create space for crowded or protruding teeth, all supported by small temporary screws placed in the cheekbone area (infrazygomatic…
- Trial name
- NCT07714603
- Testing
- Pitts21® fixed appliance, Invisalign® Clear Aligners, ClearCorrect Clear Aligners
- Where
- Turkey (Türkiye)
- Volunteers
- 37 people
- Sponsor
- TC Erciyes University
Plaque-Induced Gingivitis, Orthodontic Treatment
Clinical Outcomes of Different Mouth Rinses During Clear Aligner Orthodontic Therapy
This pilot randomized controlled clinical trial will evaluate the feasibility and preliminary clinical effects of three mouth rinses-alum, Triphala-based herbal mouth rinse, and 0.2% chlorhexidine-in adults undergoing clear…
- Trial name
- NCT07865416
- Testing
- Alum Mouth Rinse, Triphala-based Herbal Mouth Rinse, Chlorhexidine mouth rinse
- Where
- India
- Volunteers
- 30 people
- Sponsor
- Manav Rachna International Institute of Research and Studies
Malocclusion, Angle Class II
Therapeutic Effects of Class II Elastics on Aligners in Different Vertical Skeletal Patterns
The objective is to compare the dento-alveolar therapeutic effects of wearing class II inter-arch traction elastics on aligners versus multi-brackets in an adult population.
- Trial name
- NCT05853211
- Testing
- Aligner and inter-arch elastics
- Where
- France
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
White Spot Lesion
Evaluation of Enamel Demineralization During Clear Aligner Orthodontic Treatment
Development of white spot lesions (enamel demineralization) will be evaluated quantitatively during clear aligner orthodontic treatment compared to conventional fixed appliances using quantitative light induced fluorescence (QLF)
- Trial name
- NCT04107012
- Testing
- Orthodontic treatment with clear aligner
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Dental Crowding, Malocclusion
Clear Aligners With Two Different Change Schedules vs Traditional Braces for People With Crowded Lower Front Teeth
The goal of this clinical trial was to compare two clear aligner treatment plans with traditional braces for treating crowded lower front teeth in adults. Clear aligners were removable plastic trays.
- Trial name
- NCT07821723
- Testing
- Clear aligner, 0.25 mm per step, Clear aligner, 0.35 mm per step, Conventional fixed orthodontic appliance
- Where
- Egypt
- Volunteers
- 21 people
- Sponsor
- Ain Shams University
Orthodontic Appliance Complication
Effect of Clear Aligner Attachment Size on Extrusion of Maxillary Lateral Incisors
Orthodontic treatment has been revolutionized by clear aligner therapy, offering patients a more esthetic and comfortable alternative to traditional braces. In 1999, Align Technology introduced Invisalign.
- Trial name
- NCT06814262
- Testing
- Corresponding treatment order in the prescription with Align Technology, Superimposition of final and initial positions of lateral incisors: Predicted model, Superimposition of final and initial positions of lateral incisors: Gingivally beveled 1x1x3mm aligners
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Virginia Commonwealth University
Crowding of Anterior Mandibular Teeth
Evaluation of the Efficiency of Single Aligner Appliance for Treatment of Mild Crowding Cases in Adults.
36 participants who have mild crowding from the Orthodontic Department at University of Damascus Dental School will be randomly assigned into two groups. 1.
- Trial name
- NCT04988373
- Testing
- Modified aligner appliance, Traditional fixed appliance
- Where
- Syria
- Volunteers
- 36 people
- Sponsor
- Damascus University
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
Microplastic Exposure
Microplastic Exposure From Clear Aligner Wear (MPE)
An observational longitudinal study measuring microplastic exposure and physiologic uptake in orthodontic patients receiving clear aligner treatment.
- Trial name
- MPE (NCT06934603)
- Testing
- Clear Aligner Treatment
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of North Carolina, Chapel Hill
Orthodontic Appliances, Removable, Dental Plaque
Cleaning Methods for Clear Aligners
The goal of this clinical trial is to learn which cleaning method best removes bacteria from clear plastic aligners. Clear aligners are removable orthodontic trays worn to straighten teeth.
- Conditions
- Orthodontic Appliances, Removable, Dental Plaque, Biofilms, Disinfection
- Trial name
- NCT07610603
- Testing
- Toothbrushing of clear aligner with water, Chlorhexidine gluconate 0.2% oral rinse, Effervescent aligner cleaning tablet
- Where
- Saudi Arabia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Riyadh Elm University
Effect of Platelet Rich FibrinDuring Clear Aligner Therapy
Influence of Injectable Platelet Rich Fibrin on Different Orthodontic Tooth Movements During Clear Aligner Therapy
The aim of this prospective clinical project will be to assess the effect of platelet rich fibrin on the rate of different orthodontic tooth movements during clear aligner therapy.
- Trial name
- NCT06380946
- Testing
- iPRF
- Where
- Egypt
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion, Orthodontic Appliance Complication
Microbiological and Epithelial Evaluation Related to the Use of Orthodontic Thermoplastic Device
Thermoplastic devices are used in orthodontic treatment and consists of a series of nearly invisible, removable aligners. However, every device used in the mouth can change the buccal flora and increase the number of bacterias.
- Trial name
- NCT02427763
- Testing
- hours of use (Essix), collect saliva, collect biofilm
- Where
- Brazil
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Universidade Positivo
Teeth Straightening, Aligner Therapy
A Study to Compare Nighttime Aligners to Daytime Aligners
The purpose of this research study is to see if Nighttime Aligners (worn 10-12 hours per day or night) are effective and safe for tooth movement and if so, how they compare with the standard Daytime aligners (worn 20-22 hours per…
- Conditions
- Teeth Straightening, Aligner Therapy, Orthodontic Aligner
- Trial name
- NCT06539676
- Testing
- Nighttime Aligners, Daytime Aligners
- Where
- 12 sites in United States
- Volunteers
- 7 people
- Sponsor
- Dentsply Sirona Implants and Consumables
Periodontal Diseases, Malocclusion
Influence of Finishing Clear Aligner Marginal Termination Design on Subgingival Periodontal Microbiota During Orthodontic Treatment: A Split-Mouth Study.
The goal of this clinical trial is to learn whether the edge design of a finishing orthodontic clear aligner at the gumline affects the bacteria living in the groove between the tooth and the gum (the gingival sulcus) in patients…
- Conditions
- Periodontal Diseases, Malocclusion, Oral Health
- Trial name
- PATHO-ALIGN (NCT07533058)
- Testing
- CA Pro tri-layer finishing clear aligner (SCHEU-DENTAL GmbH)
- Where
- Romania
- Volunteers
- 36 people
- Sponsor
- George Emil Palade University of Medicine, Pharmacy, Sciences and Technology of Targu Mures