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Feather Edge Versus Deep Chamfer Finish Line Marginal Design in Complete Coverage Bruxzir Zirconia Crowns

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT03303742
Recruitment Status : Unknown
Verified October 2017 by Sara Elbasha, Cairo University.
Recruitment status was:  Not yet recruiting
First Posted : October 6, 2017
Last Update Posted : October 6, 2017
Information provided by (Responsible Party):
Sara Elbasha, Cairo University

Brief Summary:

Evaluation of patient satisfaction, color difference, marginal integrity and survival of Bruxzir Zirconia complete coverage crowns with feather edge versus deep chamfer finish line marginal design.

(Randomised Controlled Trial)

Condition or disease Intervention/treatment Phase
Premolars Need Full Coverage Restoration Other: deep chamfer Other: feather edge Not Applicable

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Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 34 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: Evaluation of Patient Satisfaction, Color Difference, Marginal Integrity and Survival of Bruxzir Zirconia Complete Coverage Crowns With Feather Edge Versus Deep Chamfer Finish Line Marginal Design.
Estimated Study Start Date : December 2017
Estimated Primary Completion Date : December 2018
Estimated Study Completion Date : February 2019

Arm Intervention/treatment
Experimental: feather edge finish line marginal design
Other: feather edge
finish line marginal design of a full coverage crown preparation
Other Name: knife edge

Active Comparator: deep chamfer finish line marginal design
Other: deep chamfer
finish line marginal design of a full coverage crown preparation
Other Name: rounded shoulder

Primary Outcome Measures :
  1. patient satisfaction [ Time Frame: one year ]
    patient satisfaction will be measured by questionnaire

Information from the National Library of Medicine

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Ages Eligible for Study:   19 Years to 50 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • 19-50 years.
  • Males or females.
  • Co-operative patients approving to participate in the trial.

Exclusion Criteria:

  • Patients younger than 19 years old
  • Disabilities
  • Systemic diseases or severe medically compromised
  • Lack of compliance of the patient contributed in the study
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Responsible Party: Sara Elbasha, assistant lecturer of fixed prosthodontics/ahram canadian university, Cairo University Identifier: NCT03303742    
Other Study ID Numbers: CEBD-CU-2017-10-03
First Posted: October 6, 2017    Key Record Dates
Last Update Posted: October 6, 2017
Last Verified: October 2017
Individual Participant Data (IPD) Sharing Statement:
Plan to Share IPD: Undecided

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Studies a U.S. FDA-regulated Drug Product: No
Studies a U.S. FDA-regulated Device Product: No