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Clinical Efficacy Evaluation of a Novel 3D-Printed Zirconia Overlay: A Prospective Multicenter Study

Clinical Efficacy Evaluation of a Novel 3D-Printed Zirconia Overlay: A Prospective Multicenter Study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500111844
Enrollment
Unknown
Registered
2025-11-06
Start date
2024-12-22
Completion date
Unknown
Last updated
2025-11-11

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

Conditions

moderate-to-large tooth defects

Interventions

Observation group:None

Sponsors

Stomatology Hospital,Zhejiang University School Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Age 18-60 years old; 2. Patients with severe wear or damage to the occlusal surfaces of teeth requiring occlusal morphology reconstruction; medium to large cavity types that need coverage of all cusps for protection; 3. If the affected tooth has undergone root canal treatment, there is no discomfort 2 weeks after treatment, and radiographic examination shows proper root canal filling with no obvious abnormalities in the periapical area; 4. The patient’s American Dental Association (ADA) caries risk assessment level is "low risk" or "moderate risk"; 5. Complete dentition with stable posterior support.

Exclusion criteria

Exclusion criteria: 1. Teeth with a periodontal probing depth >= 5mm or alveolar bone loss >= 1/3 of the root length; 2. Patients with obvious dental crowding or malocclusion; 3. Patients with symptoms such as bruxism, clenching, masticatory muscle discomfort, or joint disorders; 4. Patients with uncontrolled immunodeficiency diseases, infectious diseases, hematologic diseases, or systemic diseases; 5. Patients with severe arrhythmias, liver or kidney diseases, or malignant tumors; 6. Patients with psychiatric disorders or cognitive dysfunction; 7. Pregnant or breastfeeding women; 8. Patients who, after being informed, do not consent to their information being used for research purposes.

Design outcomes

Primary

MeasureTime frame
evaluation of the restoration (survival rate,success rate);

Secondary

MeasureTime frame
Patient satisfaction;Restoration wear volume;Complication rate;Oral Health Impact Profile-14, OHIP-14;

Countries

China

Contacts

Public ContactFu Baiping

Stomatology Hospital,Zhejiang University School Medicine

fbp@zju.edu.cn+86 571 8721 7427

Outcome results

None listed

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