Evaluation and comparison of wear between polished monolithic zirconia and polished translucent zirconia which is opposing natural teeth- An in vivo study.

Comparative evaluation of wear of polished monolithic zirconia, polished translucent zirconia, and opposing natural teeth-An in vivo study

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2021/04/032796

Enrollment

Registered

2021-04-13

Start date

Unknown

Completion date

Unknown

Last updated

2021-11-24

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

Conditions

Health Condition 1: K038- Other specified diseases of hard tissues of teeth

Interventions

Intervention1: wear of opaque monolithic zirconia and opposing natural teeth: wear of opaque monolithic zirconia and opposing natural teeth immediately after cementation and one year after cementation

Eligibility

Inclusion criteria

Inclusion criteria: INCLUSION CRITERIA 1. Patients requiring bilateral posterior maxillary or mandibular complete crowns. 2.Teeth selected for zirconia crown preparation should be restorable with a minimum crown to root ratio of atleast 1:1. 3. Teeth with healthy opposing natural teeth. 4.Patients with good oral hygiene and periodontal status. 5.Patients with full complement of teeth (excluding 3rd molars). 6. Patients who will be available for the required follow up period. 7. Patients giving positive informed consent.

Exclusion criteria

Exclusion criteria: EXCLUSION CRITERIA 1. Patients with developmental defects of enamel and dentin. 2.Parafunctional habits like bruxism, clenching. 3.Temporomandibular disorders. 4.Patients with fluorosis, calcium metabolic disorders, osteoporosis. 5.Opposing teeth with caries or attrition. 6. Patients having posterior crossbite.

Design outcomes

Primary

Measure	Time frame
wear of opaque monolithic and translucent monolithic zirconia opposing natural teeth.Timepoint: baseline and after one year.	—

Secondary

Measure	Time frame
To compare the wear of polished monolithic, polished translucent zirconia crown and natural teeth with each other and with control.Timepoint: Baseline and after one year.;To evaluate the wear of natural teeth opposing natural teeth in micro meters. Timepoint: Baseline and after one year.;To evaluate the wear of natural teeth opposing polished monolithic and polished translucent zirconia crowns in micro meters.Timepoint: Baseline and after one year.	—

Measure

Time frame

To compare the wear of polished monolithic, polished translucent zirconia crown and natural teeth with each other and with control.Timepoint: Baseline and after one year.;To evaluate the wear of natural teeth opposing natural teeth in micro meters. Timepoint: Baseline and after one year.;To evaluate the wear of natural teeth opposing polished monolithic and polished translucent zirconia crowns in micro meters.Timepoint: Baseline and after one year.

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Countries

India

Contacts

Public ContactDr Veena Jain

Department of Prosthodontics, AIIMS New Delhi

jainveena1@gmail.com9868187441

Outcome results

None listed

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