Clinical trials: Discolored Teeth
Tooth Discoloration
Clinical Evaluation of Color Stability of Direct Composite Resin Veneers in Vital Anterior Teeth
Assess color stability of direct veneers over an 18-month recall periods
- Trial name
- NCT06510400
- Testing
- OMNICHROMA, Ceram. x spectra
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University
Fracture, Tooth Discoloration
Clinical Performance of Ceramic Laminate Veneers Made With Celtra Duo Press and IPS e.Max Press Ceramic
The aim of the present study is to assess the clinical performance (patient satisfaction, fracture, shade matching, Marginal adaptation and sensitivity) of laminate veneers made with celtra duo press ceramic and IPS e.max press…
- Trial name
- NCT03713970
- Testing
- celtra duo press, IPS e.max press
- Where
- Egypt
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Bleaching
Efficacy of Two Sonic Toothbrushes in Reducing Extrinsic Tooth Stain
The objective of the present study was to compare the effects of reduction of extrinsic stains between 2 commercially available Oclean sonic toothbrushes in comparison with an Oral-B manual toothbrush.
- Trial name
- NCT05202093
- Testing
- the Oclean Digital Visual toothbrush (2.16 N·cm torque), Oral B manual toothbrush, the Oclean Sonic Electric toothbrush (1.96 N·cm torque)
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Caries, Dental
Accuracy Of Sopro-Life Camera In Comparison With ICDAS II For Detection Of Initial Caries
This study will be conducted to assess diagnostic predictive values of a light induced fluorescence intraoral camera versus those of the visual-tactile assessment method according to modified ICDAS-II criteria in clinical
- Trial name
- NCT03586713
- Testing
- light induced fluorescence camera
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Cairo University
Teeth Staining, Numbness of the Tongue and Soft Tissue
Children Acceptance of AgNP Mouthwash Against Chlorhexidine 0.12% and Chlorhexidine .2% Mouthwashs
This study aims to evaluate and compare the children's acceptance of mouthwash containing silver nanoparticles versus Chlorhexidine 0.12% \& Chlorhexidine 0.2%
- Conditions
- Teeth Staining, Numbness of the Tongue and Soft Tissue, Bitter Taste
- Trial name
- NCT07200063
- Testing
- nano silver mouthwash, Chlorhexidine mouthwash (0.12%), Chlorhexidine mouthwash (0.2%)
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Whitening, Tooth Discoloration
Clinical Research Study to Evaluate Stain Removal and Whitening Improvement
The objective of this clinical research study is to evaluate the stain removal and whitening improvement of a toothpaste containing Vitamin C and 1100 ppm F as sodium fluoride as compared to a matching placebo toothpaste…
- Trial name
- NCT07870018
- Testing
- Vitamin C toothpaste
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Colgate Palmolive
Tooth Discoloration
Quantitative Evaluation of the Effect of Dehydration and Rehydration Levels on Tooth Color
This study aims to evaluate the dehydration and rehydration changes in teeth over time and the quantitative effect of these changes on natural tooth color in the clinic.
- Trial name
- NCT05620277
- Testing
- Mobile Dental Photography, Mobile Dental Photography with cross-polarization filter, Mobile Dental Photography with gray reference card
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Marmara University
Tooth Discoloration
A Comparative Study Between the Efficacy of Diode Laser and Nano-chitosan Gel on Activation of Non-vital in- Office Bleaching Agent
The growing demand for white smile between patients has increased over recent years, the development of techniques and improvement of materials permits searching for beautiful natural smile.
- Trial name
- NCT06782087
- Testing
- nano chitosan
- Where
- Egypt
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Misr University for Science and Technology
Molar Incisor Hypomineralization, Enamel Hypoplasia
Resin Infiltration Treatment for MIH
The investigators aimed to evaluate changes in mineralisation degree, colour, and size of the lesion after Icon® in permanent teeth with MIH in 6 months.
- Conditions
- Molar Incisor Hypomineralization, Enamel Hypoplasia, Enamel Caries, Anterior Teeth
- Trial name
- NCT04685889
- Testing
- Resin infiltration
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Tokat Gaziosmanpasa University
Tooth Discoloration, Tooth Sensitivity
Clinical Efficacy of Novel Titanium Oxide Nanoparticle Enriched Bleaching Gel
The goal of this clinical trial is to learn the effect of Nano-fortified Bleaching on whitening and sensitivity of teeth.The main questions it aims to answer are: Does Nano-fortified Bleaching gel is more effective in enhancing…
- Trial name
- NCT06904118
- Testing
- Nano-reinforced Novel Hydrogen peroxide gel, Conventional Hydrogen peroxide gel without nanoparicles
- Where
- Pakistan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Pakistan Institute of Medical Sciences
Tooth Discoloration
Combined Dental Bleaching Protocols and Time Required to Achieve Satisfactory Color
This parallel, randomized, and controlled clinical trial will assess the effect of a single prior session of in-office dental bleaching on time required to achieve satisfactory tooth color with at-home bleaching.
- Trial name
- NCT03514797
- Testing
- Bleaching Agents
- Where
- Brazil
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- André Luis Faria e Silva
Discoloration, Tooth, Malformed Tooth
Survival of Hybrid Laminate Veneers Using Two Different Tooth Preparation Techniques:Randomized Clinical Trial
The aim of this study was to evaluate the survival of laminate veneers constructed using a recent polymer-infiltrated ceramic network material following the aesthetic pre-evaluative temporary (APT) technique of tooth preparation…
- Conditions
- Discoloration, Tooth, Malformed Tooth, Diastema
- Trial name
- NCT04515069
- Testing
- traditional technique of tooth preparation, aesthetic preevaluative temporary technique for tooth preparation
- Where
- Egypt
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Deposits, Tooth Discoloration
Phototherapy Remediation of Black Stain
This study investigates the remediation of black-stained tooth surfaces using antimicrobial photodynamic therapy. In this crossover trial, a cohort of patients received standard dental prophylactic cleaning to remove the black…
- Conditions
- Dental Deposits, Tooth Discoloration, Dental Prophylaxis
- Trial name
- NCT03309748
- Testing
- Dental prophylaxis, Dental prophylaxis + antimicrobial photodynamic therapy
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Cardenal Herrera University
Dentin Hypersensitivity, Tooth Discoloration
Management of Dentinal Hypersensitivity Using Two Dentifrice Technologies
This study evaluates the effectiveness of Scigates foam mouth sanitizer 2 in 1 toothpaste and mouthwash in reducing tooth sensitivity and improving tooth whitening compared to Lacalut® White \& Repair toothpaste.
- Trial name
- NCT07511530
- Testing
- Scigates Foam Mouth Sanitizer 2 in 1 Toothpaste and Mouthwash, Lacalut White and Repair Toothpaste
- Where
- Jordan
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Prof. Mayyas Al-Remawi
Tooth Discoloration
Efficacy of Laser Application in Dental Bleaching
Objective: To establish the efficacy of laser application with chemical treatment in dental bleaching compared to chemical treatment alone.
- Trial name
- NCT03688893
- Testing
- Laser Application for Dental Bleaching
- Where
- Paraguay
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Universidad Nacional de Caaguazu
Discoloration, Tooth
Effect of Using Shade Blocker Versus Chameleon Effect of Two Single Shade of Resin Composite in Class IV Restorations
Aim of this study will be conducted to compare the shade matching and clinical performance of shade blocker versus chameleon effect of two single-shade of universal resin composite in class IV restorations over 1 year evaluation…
- Trial name
- NCT05315518
- Testing
- single-shade universal resin composite (omnichroma) with blocker( omnichroma blocker)
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Discoloration
Comparison of Color Measurements of Postgraduate Dental Students Using Different Color Determination Methods
This study evaluates the accuracy of tooth color identification skills in the anterior region using a new technique, the button technique, in comparison with other methods.
- Trial name
- Color (NCT06791694)
- Testing
- Resins, Composite
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Tooth Discoloration
Tooth Bleaching for Young Patients Using a Hydrogen Peroxide-based Gel
The aim of the present study was to evaluate colorimetric changes and tooth sensitivity in young patients submitted to tooth bleaching with 20% and 35% hydrogen peroxide.
- Trial name
- NCT02414464
- Testing
- 35% hydrogen peroxide, 20% hydrogen peroxide
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Nove de Julho
Tooth Discoloration
Effectiveness of Sealed In-office Bleaching Technique: Randomized Controlled Clinical Trial
Thus, the aim of this study is to evaluate the sealed bleaching technique on tooth sensitivity and bleaching efficacy. The hypothesis is that the sealed bleaching technique reduce the tooth sensitivity when compared to…
- Trial name
- NCT02067715
- Testing
- Tooth bleaching
- Where
- Brazil
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Sergipe
Dental Caries in Children
Discoloration of Carious Primary Teeth After Application of Silver Diamine Fluoride Versus Sodium Fluoride Varnish
To assess discoloration of carious primary teeth after application of silver diamine fluoride versus sodium fluoride varnish.
- Trial name
- NCT03557996
- Testing
- Silver Diamine Fluoride, Sodium Fluoride Varnish
- Where
- Egypt
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Cairo University