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

Phase 2

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

• Registration Number: CTRI/2021/04/032796
• Lead Sponsor: CDER AIIMS NEW DELHI

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Last Update Posted: 24 November 2021

Recruitment & Eligibility

• Status: ot Yet Recruiting
• Sex: Not specified
• Target Recruitment: 0

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

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.

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
wear of opaque monolithic and translucent monolithic zirconia opposing natural teeth.Timepoint: baseline and after one year.

Secondary Outcome Measures

Name	Time	Method
To compare the wear of polished monolithic, polished translucent zirconia crown and natural <br/ ><br>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. <br/ ><br>Timepoint: Baseline and after one year.;To evaluate the wear of natural teeth opposing polished monolithic and polished translucent <br/ ><br>zirconia crowns in micro meters.Timepoint: Baseline and after one year.