FindTrial
Sign In

A prospective clinical study on the restoration of different types of all-ceramic crowns

A prospective clinical study on the restoration of different types of all-ceramic crowns

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200056910
Enrollment
Unknown
Registered
2022-02-22
Start date
2022-03-10
Completion date
Unknown
Last updated
2023-09-18

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

Conditions

tooth defect

Interventions

1:monolithic glass ceramic crown
2:bi- layered glass ceramic crown
3:monolithic zirconia crown
4:bi-layered zirconia crown

Sponsors

Department of Prosthodontics, School of Stomatology, Air Force Military Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.The chief complaint is all-ceramic single crown restoration for teeth 13-23 and 33-43; 2.Patients have received complete oral basic treatment; 3.The occlusal relationship was normal; 4.The patients had good compliance and no bad oral hygiene habits.

Exclusion criteria

Exclusion criteria: 1. Suffering from serious and untreated periodontal disease; 2. The adjacent teeth of the affected teeth incline seriously, twist or stretch the jaw teeth seriously; 3. The patient has moderate and severe occlusal abnormalities;

Design outcomes

Primary

MeasureTime frame
fitness;Color matching;—

Countries

China

Contacts

Public ContactLing Zhang

National Clinical Research Center for Oral Diseases & State Key Laboratory of Military Stomatology & Shaanxi Key Laboratory of Stomatology, Department of Prosthodontics, School of Stomatology, Air F

lzhang.dent@foxmail.com+86 29 844776467

Outcome results

None listed

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