First, Participants in this study will be recruit according to inclusion criteria. Proper examination for the participants (clinically and radiographically). Preparation for abutment tooth for Resin bonded fixed partial denture. Checking and verification for the restoration (trying). Clinical assessment and survival evaluation of the final restoration on delivery and on follow-up every 12 weeks for 12 months.
Examination and diagnosis: Selection and examination of the patients according to inclusion and exclusion criteria. Diagnosis of the patient's chief complaint and teeth that will be involved in this study will be done. Primary alginate impressions for diagnosis on primary casts and for mounting. The patients will be asked to maintain good oral hygiene measures by using tooth brush twice daily. Taking a professional pre-operative photo. Tooth preparation procedure: 1. Preparation of abutment tooth for Resin bonded fixed partial denture according to specific standardized design for both types of final restorations. 2. After tooth preparation, the final impression will be taken for each participant using the intraoral scanner. 3. Fabrication of temporary restoration using composite resin temporary material and cemented using Zinc Oxide eugenol free temporary cement. Fabrication of final restoration: Lithium Di-silicate or Zirconia Resin bonded fixed partial denture will be fabricated according to group. Clinical assessment and survival evaluation of the final restoration on delivery and on follow-up every 12 weeks for 12 months following outcome measures.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
DIAGNOSTIC
Masking
DOUBLE
Enrollment
44
Lithium Di-silicate as final restorative material for resin bonded Fixed Partial Denture replacing missing upper anterior tooth.
Cairo University
Cairo, Egypt
Clinical assessment in the term of fracture.
United States Public Health Service (USPHS) criteria index in Discrete scores
Time frame: 1 year
Clinical assessment in the term of De-bonding.
United States Public Health Service (USPHS) criteria index in Discrete scores
Time frame: 1 year
Success and survival rates
Binary as in failed or no failed
Time frame: 1 year
Patient satisfaction
Questionnaire in discrete scores
Time frame: 1 year
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