Tooth defect
Conditions
Interventions
Experimental group:Add micro structures onto 3D printed inner zirconia crown.
Control group:Manufacture the inner zirconia crown by 3D printing.
Sponsors
School and Hospital of Stomatology of Peking University
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1: An anterior tooth requires full crown restoration. 2: The adjacent teeth are intact, without filling or restoration material. 3: Normal anterior occlusal relationship. 4: There is no plaque, soft dirt, pigment, tartar, etc. on the tooth surface. Patients with gingivitis or periodontitis should accept periodontic treatment till color, form and texture of gingiva return to normal. 5: The patients agree to participate in this experiment.
Exclusion criteria
Exclusion criteria: 1: The adjacent teeth have been filled or restored. 2: Abnormal anterior occlusal relationship. 3: Abnormal gingival color, form or texture.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Patient satisfaction;Aesthetic evaluation; | — |
Secondary
| Measure | Time frame |
|---|---|
| Function evaluation; | — |
Countries
China
Contacts
Public ContactChen Li
School and Hospital of Stomatology of Peking University
Outcome results
None listed