Clinical investigation of the effectiveness of two bleaching methods with and without light exposure
- Conditions
- Dark tooth shade
- Registration Number
- DRKS00026670
- Lead Sponsor
- Firma Lornamead GmbH
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 40
Age 18-65 years
- 12 own anterior teeth
- Teeth darker than color A2 of the Vita color scale
- Good general condition
- Severe acute/chronic illness or infectious disease
- Alcoholism
- Nicotine abuse
- known hypersensitivity to any substance used in the study (including sodium chlorite, preservatives)
- pregnancy and lactation
- severe oral diseases, e.g. acute ulcerative gingivitis, acute gingivostomatitis (e.g. in AIDS)
- orthodontic appliances
- hypersensitive exposed tooth necks
- enamel cracks or enamel fissures
- large fillings or crowns on the front teeth
- previously performed bleaching therapy
- poor oral hygiene and compliance
- severe structural and color changes of the teeth (dysplasia, severe fluorosis or pronounced discoloration due to tetracycline)
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Tooth shade determination or assessment of the degree of whitening after two weeks of use: Subjectively with the aid of the VITA and Bioform/Trubyte scales and objectively with a colorimeter device.
- Secondary Outcome Measures
Name Time Method Additional assessment of the gingiva and sensitivity of the teeth