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Influence of impression method and shoulder design on the marginal adaptation of CAD-CAM dental restorations

Influence of impression method and shoulder design on the marginal adaptation of CAD-CAM dental restorations

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300078175
Enrollment
Unknown
Registered
2023-11-30
Start date
2023-11-30
Completion date
Unknown
Last updated
2023-12-03

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

Conditions

Tooth Defect

Interventions

Shoulder Preparation Group with Traditional Impression:none
No Shoulder Preparation Group with Traditional Impression:none
Shoulder Preparation Group with Traditional Impression with Digital Scanning:none
No Shoulder Preparation Group with Digital Scanning:none

Sponsors

Shenzhen Stomatology Hospital(Pingshan) of Southern Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 35 Years

Inclusion criteria

Inclusion criteria: For this study, a total of 40 mandibular first premolars were collected from patients undergoing orthodontic treatment at Shenzhen Stomatology Hospital(Pingshan) of Southern Medical University.

Exclusion criteria

Exclusion criteria: Tooth with defect Tooth deformity

Design outcomes

Primary

MeasureTime frame
Marginal Discrepancy of Restorations;—

Countries

China

Contacts

Public ContactMuyue Li

Shenzhen Stomatology Hospital(Pingshan) of Southern Medical University

360411279@qq.com+86 158 6246 8645

Outcome results

None listed

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