Effect of Preparation Design on the Functional and Esthetic Outcome of CAD/CAM Lithium Disilicate Laminate Veneers

Cairo University (CU)

Status: Unknown

Conditions: Tooth Discoloration; Dental Disorders Hard Tissues of Teeth

Treatments: Procedure: Laminate veneers preparation

Study type: Interventional

Funder types: Other

Identifiers

NCT04840524

20-1-21 (Registry Identifier)

Details and patient eligibility

About

Conservatism is considered the main concern in any treatment plan, the feather edge preparation design of laminate veneers have been introduced yet clinical studies are lacking to evaluate their clinical performance.The aim of this study is to evaluate the effect of the two different preparation designs on the functional and esthetic outcome of laminate veneers in terms of marginal adaptation, retention, fracture, marginal discoloration and patient satisfaction

Enrollment: 10 estimated patients

Sex: All

Ages: 18 to 60 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• From 18-60 years old, and able to read and sign the informed consent document.
• Patients with teeth problems indicated for laminate veneers.
• Physically and psychologically able to tolerate conventional restorative procedures.
• Have no active periodontal or pulpal diseases.
• Maintenance of good oral hygiene .
• Willing to return for follow-up examinations and evaluation.

Exclusion criteria

• Patients in the growth stage with partially erupted teeth.
• Patients with para-functional habits.
• Cases that need modification in the incisal edge.
• Patients with poor oral hygiene and motivation .
• Psychiatric problems or unrealistic expectations.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Double Blind

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10 participants in 2 patient groups

Conventional preparation design (Chamfer finish line with Butt joint incisal preparation design)

Other group

Description:

conventional treatment

Treatment:

Procedure: Laminate veneers preparation

New preparation design (Feather edge finish line with feather edge incisal preparation design)

Experimental group

Description:

New preparation design

Treatment:

Procedure: Laminate veneers preparation