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Accuracy of intraoral digital impression and conventional impression

Accuracy of intraoral digital impression and conventional impression

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100049616
Enrollment
Unknown
Registered
2021-08-06
Start date
2021-09-01
Completion date
Unknown
Last updated
2022-04-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

single tooth loss

Interventions

case series:impression

Sponsors

Affiliated Stomatological Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Aged over 18 years; 2. Periodontal conditions and systemic conditions are stable (ASA classification: I or II); 3. Single missing maxillary anterior teeth (canine to canine); 4. The adjacent teeth are natural roots; 5. The compliance is good, and the inspection can be completed on time; 6. Good oral hygiene is maintained.

Exclusion criteria

Exclusion criteria: 1. Uncontrolled periodontal disease and/or systemic disease; 2. There are mental contraindications; 3. Heavy smoking (more than 20 cigarettes/day); 4. History of head and neck radiotherapy; 5. Patients who are planning to become pregnant or have become pregnant; 6. Current alcohol and/or drug use.

Design outcomes

Primary

MeasureTime frame
accuracy of emergence profile;angle of implant;—

Countries

China

Contacts

Public ContactLi Zhipeng

Affiliated Stomatological Hospital of Sun Yat-sen University

sysu.lizhipeng@hotmail.com+86 15920395261

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026