Dentition defect
Conditions
Interventions
test group:Implant placement guided by chair-side guide
control group1:freehand implant placement
control group2: implant placement with light-curing guides guide
Sponsors
Peking University Hospital of Stomatology
Eligibility
Sex/Gender
All
Age
20 Years to 60 Years
Inclusion criteria
Inclusion criteria: Patients with Kennedy Class III dentition defect, more than 3 months after tooth extraction, missing 1 tooth in each missing tooth region; aged between 20 and 60 years old, healthy; residual alveolar ridges in missing teeth are full and no bone graft surgery is needed; good oral hygiene; good compliance, informed consent and signing of this clinical study
Exclusion criteria
Exclusion criteria: Eating anticoagulant drugs that cause coagulation dysfunction; patients with psychosomatic/psychiatric disorders; small mouth opening; uncontrolled periodontal disease; untreated tooth diseases; pregnancy or lactation women;Smoking more than 10 cigarettes/day
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| angluar deviation;deviation at the entry point;deviation at the apex; | — |
Countries
China
Contacts
Public ContactZhang Lei
Department of Prosthodontics, Peking University Hospital of Stomatology
Outcome results
None listed