Accuracy of Digital Implant Impression
- Conditions
- Edentulous Jaw
- Registration Number
- NCT04627649
- Lead Sponsor
- Sun Yat-sen University
- Brief Summary
This study aims to investigate the accuracy of complete-arch digital implant impression using newly designed scan bodies with extensional structure.
- Detailed Description
Fully edentulous patients with 2-6 dental implants are included in this study. For each patient, the follow three impressions are made: conventional splinted open-tray impression, digital impression using scan bodies without extensional structure, and digital impression using scan bodies with extensional structure. The accuracy of the three impressions is compared in an inspection software.
Recruitment & Eligibility
- Status
- UNKNOWN
- Sex
- All
- Target Recruitment
- 15
Inclusion Criteria
- At least 18 years old and able to understand an informed consent
- Fully edentulous jaw
- 2-6 dental implants have been placed in the edentulous jaw
- The implants have been osseointegrated
- Mouth opening larger than 4.5 cm
Exclusion Criteria
- Poor oral hygiene
- Presence of peri-implantitis or peri-implant mucositis
- Presence of temporamandibular joint disease
- Unwilling to paticipate in the research
Study & Design
- Study Type
- OBSERVATIONAL
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method accuracy 0 day the accuracy is evaluated by comparing the test scans with the reference scan
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
Guanghua school of stomatology, hospital of stomtology, Sun Yat-sen University
🇨🇳Guangzhou, Guangdong, China