Dentition Defect
Conditions
Interventions
observation group:None
Sponsors
West China Hospital of Stomatology, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Possibility to place one or several dental implants in posterior area; 2. Complete and reliable preoperative, intraoperative and postoperative information and photographs can be found; 3. Patients had been followed for a minimum of 5 years.
Exclusion criteria
Exclusion criteria: Patients were excluded if they were experiencing pain in the temporomandibular joint; had a history of periodontitis; had undergone therapy involving occlusal adjustments, composite resin restorations, crown restorations, orthodontic procedures, or tooth extraction after implant prosthesis delivery; had failed to exhibit a stable occlusal relationship (premature contact and/or occlusal interference); or had parafunctional habits (clenching and/or bruxism) detected by inquiry and examination.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| marginal bone loss;Mechanical Complications; | — |
Secondary
| Measure | Time frame |
|---|---|
| implant survival rate; | — |
Countries
China
Contacts
Public ContactMan Yi
West China Hospital of Stomatology, Sichuan University
Outcome results
None listed