Clinical trials: Teeth Color
Tooth Discoloration, Color Changes During Tooth Formation
Office Bleaching Treatment by Using Rubber-cup and Air-powder Polishing Device Prophylaxis in Rondomised Clinical Design
The increasing demand for whitening teeth necessitates requirements and guidelines to ensure the efficacy of products and bleaching techniques.
- Trial name
- NCT04407910
- Testing
- AIRFLOW® Master device +Opalescence Xtra Boost., rubber-cup+Opalescence Xtra Boost.
- Where
- Turkey (Türkiye)
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Cukurova University
Retention, Color Match, Marginal Adaptation and Restoration Integrity
Assessment of Anterior Teeth Restored With Ultra-translucent Multilayer Zirconia vs Lithium Disilicate Laminate Veneers
The aim of the present study is to assess the clinical performance of multilayered translucent zirconia laminate veneers versus lithium disilicate laminate veneers in terms of modified USPHS criteria for assessment of dental…
- Trial name
- NCT04598737
- Testing
- Ultra-translucent multilayer zirconia, Lithium disilicate
- Volunteers
- 26 people
- Sponsor
- Cairo University
Tooth Discoloration, Tooth Staining
Peroxide Versus Non-Peroxide In-Office Tooth Bleaching
This randomized clinical trial aims to compare the effectiveness of peroxide and non-peroxide in-office tooth bleaching systems.
- Trial name
- BECTS (NCT07818031)
- Testing
- peroxide -based in office tooth bleaching, non-peroxide -based in office tooth bleaching
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Minia University
Maxillary Transverse Deficiency
Evaluation of the Effect of Surgically Assisted Rapid Maxillary Expansion on Tooth Color
This prospective study aimed to evaluate effects of surgically assisted rapid maxillary expansion (SARME) on the color, maxillary anterior teeth by comparing them with untreated control group.
- Trial name
- NCT07150572
- Testing
- surgery assisted rapid maxillary expansion
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- 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
Tooth Color
Intervening Factors in Tooth Color Assessment
The aim of this study is to evaluate the influence of several factors (light, extrinsic stain removal and operator's experience) in tooth color assessment.
- Trial name
- NCT03544658
- Testing
- Dental prophylaxis, Tooth color assessment by the participant, Tooth color assessment by the investigator
- Where
- Portugal
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Grupo de Investigação em Bioquímica e Biologia Oral
Dental Fluorosis
Clinical Evaluation of Dental Fluororsis Treatment Modalities
Background: Various treatment modalities are available to improve esthetics of fluorosed teeth based on its severity. Aim: evaluate the clinical performance of different minimal invasive treatment protocols on mild to moderate…
- Trial name
- NCT05204277
- Testing
- Opalescence™ boost™ PF 40%, Opalustre™, MI-Paste Plus®
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Suez Canal University
Dental Caries
Clinical Evaluation of Flowable Monochromatic and Polychromatic Composite Resins in Posterior Restorations
This clinical study aims to investigate whether a single flowable composite resin system can achieve adequate color matching in posterior restorations and to compare it with a polychromatic composite system, which will serve as a…
- Trial name
- NCT07289022
- Testing
- dental composite
- Volunteers
- 30 people
- Sponsor
- Istanbul University
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
Dental Anxiety, Child Development
Relationship Between Children's Colour Preferences and Their Dental Anxiety
The objective of this study was to examine the relationship between children's color preferences and their dental anxiety. It aims to answer are: 1.
- Trial name
- NCT06484998
- Testing
- Dental anxiety level and child's compomer colors selection
- Where
- Turkey (Türkiye)
- Volunteers
- 275 people, healthy volunteers welcome
- Sponsor
- Bulent Ecevit University
Dentin Hypersensitivity, Non-carious Cervical Lesions, Bioactive Glass Air Polishing, S-PRG
Desensitizing Effect and Tooth Color Change After Using Giomer-based Varnish Versus Bioactive Glass Air Polishing in Treating Cervical Hypersensitive Lesions
This trial is test the dentin hypersenstivity using Giomer based Varnish versus Bioactive glass air polishing system in patients with non-cervical lesions.
- Trial name
- NCT05981625
- Testing
- Giomer varnish containing surface pre-reacted glass fillers
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
White Spot Lesion of Tooth
Effect of Low-viscosity Resin Infiltration on Color Change of Enamel White Spot Lesions
this study aimed to assess the effect of the application of the low-viscosity Icon resin infiltrate on the color change of the diagnosed white spot enamel lesions (WSLs) over 3-, 6-, and 12-m follow-up periods.
- Trial name
- NCT05757440
- Testing
- Icon resin application
- Where
- Egypt
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- National Research Centre, Egypt
Patient Satisfaction, Bleaching Efficacy
Patient Satisfaction With At-home Dental Bleaching Using Orthodontic Retainers With Different Margin Designs
This randomized single-blind, split-mouth clinical trial evaluated patient satisfaction with at-home dental bleaching using orthodontic retainers with different margin designs, as well as bleaching efficacy, tooth sensitivity…
- Conditions
- Patient Satisfaction, Bleaching Efficacy, Tooth Sensitivity, Gingival Irritation
- Trial name
- NCT07208708
- Testing
- Scalloped margin retainer, Straight orthodontic retainer
- Where
- Spain
- Volunteers
- 40 people
- Sponsor
- Universidad Rey Juan Carlos
Composite Resins
Color Adjusting Resin Composite in Anterior Tooth Restorations: Clinical and Subjective Evaluations
The ability of single-shade composite restorations to blend with adjacent tooth structure shades is called chameleon effect. This effect is enhanced using specially designed spherical particles in the composite material which…
- Trial name
- NCT06884787
- Testing
- Conventional nanohybrid multishade composite, Single shade nanohybrid composite
- Where
- Jordan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- King Abdullah University Hospital
Tooth Color
Effects of the Different Orthodontic Fixed Retainers on Enamel Colour Change
The aim of this study is to compare the tooth colour changes caused by retainers made of stainless steel wires and fiber reinforced in long term
- Trial name
- NCT04105829
- Testing
- Bond-a braid, EverStick-Ortho, Ribbond
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Gaziantep
Tooth Sensitivity
Evaluation of Sensitivity and Color Change of Different Protocols of In-office Dental Bleaching
Clinical randomized single-blind trial, used to measure the level of tooth sensitivity (TS) after in-office dental bleaching sessions, on volunteers using a modified visual analog scale (VAS).
- Trial name
- NCT07597044
- Testing
- Standard in-office tooth bleaching, Alternative in-office tooth bleaching
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universidade Federal Fluminense
Molar-Incisor Hypomineralization (MIH)
Color Change and Desensitization of Molar Incisor Hypomineralization-Affected Enamel Using Biomimetic Nano-Hydroxyapatite Toothpaste
This clinical trial aims to evaluate if nano-hydroxyapatite (Nano-HA) toothpaste effectively treats children with Molar-Incisor Hypomineralization (MIH). It will also assess the safety of Nano-HA toothpaste.
- Trial name
- NCT07436039
- Testing
- Fluoridated Toothpaste, Nano-hydroxyapatite Toothpaste
- Where
- Saudi Arabia
- Volunteers
- 60 people
- Sponsor
- King Abdulaziz University
Provisional Dental Restorations
Color Stability and Tooth Sensitivity of CAD/CAM and Conventional Provisional Restorations
This prospective randomized clinical study compared the color stability and postoperative tooth sensitivity of provisional restorations fabricated using two CAD/CAM-milled materials (VITA CAD-Temp and Telio CAD) and a…
- Trial name
- NCT07781241
- Testing
- Microfilled Reinforced Polyacrylic Resin Provisional Restoration, PMMA Provisional Restoration, Bis-Acryl Composite Resin Provisional Restoration
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people
- Sponsor
- University of Gaziantep
White Spot Lesion of Tooth, Tooth Color
Toothpastes With Different Contents and Tooth Color
This study aims to investigate the color tone and fluorescence changes that may occur during fixed orthodontic treatment with brackets in patients' teeth using toothpaste with different properties.
- Conditions
- White Spot Lesion of Tooth, Tooth Color, Dentistry, Orthodontic Appliances, Fixed
- Trial name
- NCT06833970
- Testing
- Colgate use, Curaprox use, ROCS use
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Taner OZTURK, DDS, MS
Spacing of Anterior Teeth
Sectional Versus Full Glass Ceramic Laminate Veneers
The aim of the study is to assess the marginal adaptation, color stability and clinical performance of glass ceramic sectional veneers compared to full laminate veneers There's two null hypotheses , the first is that there is no…
- Trial name
- NCT06472180
- Testing
- Glass ceramic sectional veneer, Glass ceramic laminate veneer
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- October University for Modern Sciences and Arts