A study comparing how well three types of tooth covers with different surface treatments work over time

Evaluation of clinical performance of three differently surface treated monolithic zirconia occlusal veneers. A randomised controlled clinical trial - NIL

Status

Recruiting

Phases

Phase 3Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2025/06/089579

Enrollment

Registered

2025-06-25

Start date

Unknown

Completion date

Unknown

Last updated

2025-07-21

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

Conditions

Health Condition 1: K032- Erosion of teeth Health Condition 2: K030- Excessive attrition of teeth

Interventions

Intervention1: Spray liner Group: Monolithic zirconia occlusal veneers surface treated with lithium-disilicate spray liner Control Intervention1: Sandblasting Group: Monolithic zirconia occlusal venee

Eligibility

Inclusion criteria

Inclusion criteria: Localized or generalized advanced posterior teeth occlusal wear Good oral hygiene No active pulpal and peri-apical disease

Exclusion criteria

Exclusion criteria: Extensive carious lesions Poor oral hygiene Endodontically treated tooth

Design outcomes

Primary

Measure	Time frame
To compare Monolithic zirconia occlusal veneers with three different surface treatments: (1) 50 m alumina particles sandblasting, (2) Lithium-disilicate spray liner, (3) 98% sulphuric acidTimepoint: At time of cementation, 3,6 and 9 months after cementation	—

Secondary

Measure	Time frame
To evaluate clinical performance of Monolithic zirconia occlusal veneers with 50 m alumina particles sandblastingTimepoint: At time of cementation, 3,6 and 9 months after cementation;To evaluate clinical performance of Monolithic zirconia occlusal veneers with Lithium-disilicate spray linerTimepoint: At time of cementation, 3,6 and 9 months after cementation;To evaluate clinical performance of Monolithic zirconia occlusal veneers with 98% sulphuric acidTimepoint: At time of cementation, 3,6 and 9 months after cementation	—

Measure

Time frame

To evaluate clinical performance of Monolithic zirconia occlusal veneers with 50 m alumina particles sandblastingTimepoint: At time of cementation, 3,6 and 9 months after cementation;To evaluate clinical performance of Monolithic zirconia occlusal veneers with Lithium-disilicate spray linerTimepoint: At time of cementation, 3,6 and 9 months after cementation;To evaluate clinical performance of Monolithic zirconia occlusal veneers with 98% sulphuric acidTimepoint: At time of cementation, 3,6 and 9 months after cementation

—

Countries

India

Contacts

Public ContactDr Vasudaa T A

Maulana Azad Institute of Dental Sciences

dr_rekhagupta@yahoo.co.in9654700952

Outcome results

None listed

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