Dentition defect
Conditions
Interventions
Thin gingival biotype group:Digital socket-shield technique
Thick gingival biotype group:Digital socket-shield technique
Sponsors
Affiliated Hospital of Panzhihua College
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1) Age between 18 and 65 years old (including 18 and 65 years old), gender is not limited; 2) The upper front teeth cannot be preserved, immediate implantation is feasible, and the alveolar bone and periodontal tissues on the labial side are intact; 3) Patients are non-smokers and have good oral hygiene; 4) The patient is in good health and can tolerate the surgery; 5) Subjects are fully aware of the benefits and risks of the trial and are willing to participate and sign an informed consent form.
Exclusion criteria
Exclusion criteria: 1) A vertical fracture of the labial portion of the root or a horizontal fracture deep below the level of the alveolar bone; 2) Other lesions of the tooth root, such as external resorption, internal resorption, or apical lesions; 3) Heart disease (i.e. Class II and above); abnormal liver and kidney function (ALT, AST >1.5 times the normal value; diabetes mellitus with poorly controlled blood glucose level (fasting blood glucose =8.0 mmol/L even after control); 4) Patients with uncontrolled oral diseases, such as progressive periodontal disease, severe periapical infection, and severe habitual bruxism; 5) uncontrolled metabolic diseases such as diabetes mellitus, achondroplasia, thyroid disorders, severe hepatic and renal dysfunction 6) Patients with bone diseases such as osteoporosis, osteochondrosis and osteosclerosis; 7) Various bone defects arising from malignant tumours, active infectious lesions, and metabolic bone diseases during the active phase; 8) systemic infection or acute local infection at the surgical site; 9) Blood diseases such as aplastic anaemia, those who have taken anticoagulant drugs in the last 3 months or whose coagulation test is not within normal range; 10) Use of drugs that may affect the healing of hard and soft tissues, such as long-term use of sedative-hypnotics (more than 3 months of continuous use), long-term use of non-steroidal anti-inflammatory drugs or adrenocorticotropic hormones (more than 3 months of continuous use), or patients who are undergoing, or have been undergoing in the last 3 months, treatment with medications that may affect or promote bone metabolism; 11) Patients who are heavy smokers (more than 20 cigarettes/day) within the last 6 months and during the bone healing period; 12) Autoimmune diseases; 13) Undergoing radiotherapy; 14) Mental illness, substance abuse, alcoholism; 15) Pregnant and breastfeeding women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Thickness of the labial bone plate of the implant; | — |
Secondary
| Measure | Time frame |
|---|---|
| Soft tissue thickness;Gingival papilla index;pink esthetic scores;white esthetic scores;implant success rate; | — |
Countries
China
Contacts
Public ContactChunrui Luo
Affiliated Hospital of Panzhihua College
Outcome results
None listed