Single defect of anterior teeth caused by trauma and other reasons, requiring implant surgery and temporary crown restoration digital scan
Conditions
Interventions
The subjects underwent an oral scan immediately after implant placement. The CBCT data was fitted with the oral scan data. The temporary teeth were designed according to the contralateral tooth gingiv
Active Comparator Device
Intraoperative oral scan
Sponsors
The Affiliated Stomatological Hospital of Zhejiang University School of Medicine
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Aged 18 or above, voluntarily enrolled, informed consent, and able to comply with the treatment plan 2. Single anterior tooth missing for more than 6-8 weeks 3. Patients with insufficient initial stability after anterior tooth implantation and unable to meet immediate restoration conditions 4. The contralateral teeth with the same name and the mesiodistal teeth/restorations of the missing teeth are present and complete 5. Sufficient restoration space in the missing tooth area
Exclusion criteria
Exclusion criteria: 1. Replantation after failure 2. Patients with systemic diseases such as heart disease, hypertension, diabetes, etc., who are not well controlled and cannot tolerate implant surgery 3. Patients with bone defect diseases such as osteoporosis or long-term use of drugs that affect bone healing 4. History of head and neck radiotherapy and chemotherapy 5. Alcoholics and heavy smokers (>10 cigarettes/day) 6. Patients with mental illness and other incapacity 7. Female patients who are pregnant or preparing for pregnancy 8. Severe night bruxism and clenching teeth habits 9. Oral diseases (uncontrolled periodontitis, acute and chronic inflammation in the implant area, residual roots in the implant area, cysts, tumors, etc.)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Temporary tooth adjustment at 3-6 months after end of the intervention The temporary teeth before and after the adjustment were scanned by a scanning instrument to compare the adjustment amount of the two groups | — |
Secondary
| Measure | Time frame |
|---|---|
| White and pink aesthetic assessment scores at 6-12 months after end of the intervention The researchers scored the patients' aesthetic conditions using a scoring table | — |
Countries
China
Contacts
Public ContactWEIJIE WU
ZHEJIANG UNIVERSITY
Outcome results
None listed