Dentition defect
Conditions
Interventions
Tooth cusp-based registration group:Using tooth cusp as registration marker in dynamic navigation-assisted surgery
U-shaped tube group:Using U-shaped tube as registration devide in dynamic navigation-assisted surgery
Sponsors
School and Hospital of Stomatology, Wuhan University
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Aged between 18 to 70, both genders; 2. Single or multiple teeth loss in maxillary region 13-23, requiring implant-supported fixed restoration, and dynamic navigation is needed for implant placement; 3. A total of at least 6 (including 6) natural teeth with no looseness distributed at two ends of the defect site; 4. No systematic diseases (such as diabetes, hypertension, etc.) that affect the implant surgery; 5. Patients are informed and agree to participate in and cooperate with the clinical trial.
Exclusion criteria
Exclusion criteria: 1. Severe periodontitis; 2. Apical lesions at the implant site; 3. Heavy smokers (>20 cigarettes/day); 4. Other conventional contraindications of dental implant surgery (such as history of intravenous bisphosphonates, diabetes, etc.).
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Three dimensional deviation of the implant;Retention of the prosthesis; | — |
Secondary
| Measure | Time frame |
|---|---|
| Duration of the surgery;Duration of the registration process;Patient satisfaction; | — |
Countries
China
Contacts
Public ContactWei Ji
School and Hospital of Stomatology, Wuhan University
Outcome results
None listed