Accuracy of Digital Implant Impression

Sun Yat-sen University

Status: Unknown

Conditions: Edentulous Jaw

Study type: Observational

Funder types: Other

Identifiers

NCT04627649

RuoxuanHuang

Details and patient eligibility

About

This study aims to investigate the accuracy of complete-arch digital implant impression using newly designed scan bodies with extensional structure.

Full 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.

Enrollment: 15 estimated patients

Sex: All

Ages: 18 to 80 years old

Volunteers: No Healthy Volunteers

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

Trial design