One Year Clinical Evaluation of Translucent Zirconia Crowns in Dental Esthetic Zone With Biologically Oriented Preparation Technique (BOPT) Versus Conventional Preparation (Randomized Clinical Trial)

Not Applicable

• Conditions: Single Crowns in Aesthetic Dental Zone
• Interventions: Other: biologically oriented preparation technique; Other: conventional preparation design

• Registration Number: NCT04320758
• Lead Sponsor: Cairo University

Brief Summary

Aim of the studyto evaluate the clinical behavior of translucent zirconia crown in dental esthetic zone with biologically oriented preparation technique versus conventional preparation.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2020-03-23
• Study First Submitted QC: 2020-03-23
• Study First Posted: 2020-03-25
• Status Verified: 2020-09
• Last Update Submitted: 2020-09-15
• Last Update Posted: 2020-09-17
• Study Start: 2020-10-30
• Primary Completion: 2020-10-30
• Study Completion: 2020-12-30

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 22

Inclusion Criteria

• All subjects are required to be:

  1. From 21-35 years old, be able to read and sign the informed consent document.

  2. Have no active periodontal or pulpal diseases, have teeth with good restorations

  3. Psychologically and physically able to withstand conventional dental procedures

  4. Patients with teeth problems indicated for single all ceramic restoration in maxillary esthetic zone cr

     1. Badly decayed teeth
     2. Teeth restored with large filling restorations
     3. Endodontically treated teeth
     4. Malformed teeth
     5. Malposed teeth (Tilted, over-erupted, rotated, etc.)
     6. Spacing between maxillary teeth in esthetic zone

  5. Able to return for follow-up examinations and evaluation

Exclusion Criteria

1. Patient less than 21or more than 35 years
2. Patient with active resistant periodontal diseases
3. Patients with poor oral hygiene and uncooperative patients
4. Pregnant women
5. Patients in the growth stage with partially erupted teeth
6. Psychiatric problems or unrealistic expectations
7. Patient with periodontal problems
8. patients with malocclusion or parafunctional habits

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
teeth need single crown in dental aesthetic zone	biologically oriented preparation technique	teeth in dental aesthetic zone
single crown in dental aesthetic zone	conventional preparation design	teeth in dental aesthetic zone

Primary Outcome Measures

Name	Time	Method
Marginal adaptation	1 year	Measured using Modified USPHS criteria1

Trial Locations

Locations (1)

Faculty of dentistry Cairo university; 🇪🇬 Cairo, New Cairo, Egypt