immediate implant
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. The residual bone tissue at the root tip was not less than 3mm, which had good primary stability; 2. The remaining bone wall of the extraction socket was four-walled bone; 3. The keratinized gingiva was the thick gingival biotype; 4. Smoking 18 years old.
Exclusion criteria
Exclusion criteria: 1. Obvious bone fenestration or dehiscence on the buccal side of the extraction socket; 2. The remaining bone wall of the extraction socket was one-walled, two-walled, or three-walled; 3. Severe deep overbite and night bruxism; 4. Acute suppurative inflammation of alveolar fossa and discharge of purulent fistula after tooth extraction; 5. Diabetic patients with fasting blood glucose > 8.88 mmol/L; 6. Hypertensive patients with diastolic blood pressure > 90 mmHg; 7. Patients taking corticosteroids for systemic diseases; 8. Patients with recent use of anticoagulant drugs such as warfarin or coagulation disorders; 9. Patients with severe osteoporosis and patients with intravenous bisphosphonates and other anti-osteoporosis drugs; 10. Patients treated with head and neck radiotherapy within the past three years; 11. Patients with recent myocardial infarction and cardiac stent implantation; 12. Patients with severe mental illness unable to cooperate with treatment or unable to follow up regularly.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Height of the buccolingual bone;Buccal bone thickness; | — |
Secondary
| Measure | Time frame |
|---|---|
| Width of alveolar socket;Peri-implant bone volume;Peri-implant bone mineral density;Soft tissue evaluation of implants;Pink aesthetic rating;White aesthetic rating;Keratinized gingival changes;Stability of implant;Implant survival rate;The incidence of peri-implantitis and peri-implantitis mucositis; | — |
Countries
China
Contacts
Hospital of Stomatology, Jilin University