Dental/Dentition defect
Conditions
Interventions
Experimental group:Restorations will be made based on instrumental color measurement and color system prediction of gingival porcelain powder composition
Control group:Visual colorimetry+manual determination for the composition of gingival porcelain powders
Sponsors
Hospital of Stomatology of Peking University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: Patients: 1.Fixed restorations or implant restorations of anterior teeth 2.There are soft and hard tissue defects that need to be restored with gingival porcelain 3.Restorations based on zirconia 4.Healthy gums without inflammation. Patients with gingivitis or periodontitis should accept periodontic treatment till color, form and texture of gingiva return to normal Healthy people: a. Age range: 18-80 years old; b. There are no obvious tartar on the upper and lower front teeth; c. Healthy gums without inflammation; d. Measure teeth with at least 2mm keratinized gingiva
Exclusion criteria
Exclusion criteria: Patients: 1.Tend to have removable denture restorations 2.No need for gingival porcelain 3.Patients with gingivitis or periodontitis Healthy people: a. There is obvious inflammation in the gums; b. There is obvious melanin staining on the gums; c. Opening too small
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The difference in the color of the gingival porcelain part of the restoration and the adjacent gingival soft tissue color; | — |
Secondary
| Measure | Time frame |
|---|---|
| Esthetic acceptability assessment of restorations; | — |
Countries
China
Contacts
Public ContactChen Li
Hospital of Stomatology of Peking University
Outcome results
None listed