Tooth defects caused by dental caries and non-dental diseases, trauma, etc., which require all-ceramic restoration
Conditions
Interventions
Trial 2: experiment group:The design of the crown restoration using the intelligent auxiliary design system
Trial 1: Data set:none
Trial 2: control group:The crown restoration designed by the technicians of our workshop
Trial 3: control group:The crown restoration designed by the technicians of our workshop
Trial 3: experiment group:The design of the crown restoration using the intelligent auxiliary design system
Sponsors
Beijing Stomatological Hospital , Capital Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: Clinical Trial 1 1. At least 18 years old, gender not restricted; 2. Teeth with tooth structure defects in patients; 3. The periodontal health condition is good or has undergone systematic periodontal treatment. There is no progressive inflammation in the periodontium, and the defects are all more than 2mm below the gum line. 4. The affected tooth has not undergone restoration; Clinical Trial 2 1. At least 18 years old, gender not restricted; 2. Patients with tooth defects or those who have already undergone implant placement and are awaiting crown restoration; 3. The periodontal health condition is good or has undergone systematic periodontal treatment. There is no progressive inflammation in the periodontium, and the defects are all more than 2mm below the gum line; 4. The affected tooth has not undergone restoration; Clinical Trial 3 1. At least 18 years old, gender not restricted; 2. Patients with tooth defects or those who have already undergone implant placement and are awaiting crown restoration; 3. The periodontal health condition is good or has undergone systematic periodontal treatment. There is no progressive inflammation in the periodontium, and the defects are all more than 2mm below the gum line; 4. The affected tooth has not undergone restoration;
Exclusion criteria
Exclusion criteria: Clinical Trial 1 1. Those who have experienced significant loss of vertical distance and have an excessively large intercuspal resting gap, and who require restoration of the vertical distance; 2. Patients with functional disorders of the oral-jaw system or those with uncontrolled temporomandibular joint disorders; 3. Pregnant women or women who are breastfeeding; 4. People with mental disorders or intellectual disabilities; Clinical Trial 2 1. Oral accessory functions, such as nocturnal teeth grinding and excessive tooth clenching, etc. 2. Incomplete root canal treatment or presence of pulp or periapical diseases; 3. Currently, I am undergoing treatment with steroid drugs; 4. People with mental disorders or intellectual disabilities; 5. Immune system disorders; 6. History of radiotherapy for the head and neck region; 7. Pregnant women or women who are breastfeeding; Clinical Trial 3 1. Oral accessory functions, such as nocturnal teeth grinding and excessive tooth clenching, etc. 2. Incomplete root canal treatment or presence of pulp or periapical diseases; 3. Currently, I am undergoing treatment with steroid drugs; 4. People with mental disorders or intellectual disabilities; 5. Immune system disorders; 6. History of radiotherapy for the head and neck region; 7. Pregnant women or women who are breastfeeding;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Try-on result;Adjust the occlusion amount; | — |
Secondary
| Measure | Time frame |
|---|---|
| Adjust the occlusion time;Subject satisfaction;Measurement of intercuspation surface gap value; | — |
Countries
China
Contacts
Public ContactQingsong Jiang
Beijing Stomatological Hospital , Capital Medical University
Outcome results
None listed