Biological and Esthetic Evaluation of Ceramic Onlay With Different Preparation Designs

Launched by AHMED ADEL MAHMOUD GADALLAH · Jun 17, 2020

Keywords

ClinConnect Summary

* Research objective: The aim of this study is to asses biological and esthetical success of ceramic onlay restorations while preparing the teeth using shoulder finish line preparation versus butt joint with bevel preparation.
* Research Procedure:

* Visit 1: Preoperative records, face-to-face adherence reminder session, clinical, radiographic examination, intraoral photographs and primary impression (alginate impression\*) for diagnostic cast construction.
* Visit 2: Tooth preparation according to its group either shoulder, or butt joint with bevel preparation, secondary impression us...

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • 1-From 18-70 years old, be able to read and sign the informed consent document.30 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 posterior onlay (molars or premolars).
• • 1. Decayed teeth
• • 2. Teeth restored with large filling restorations 5- Able to return for follow-up examinations and evaluation
• Exclusion Criteria:
• • 1. Patient less than 18 or more than 70 years
• • 2. Patient with active resistant periodontal diseases
• • 3. Patients with poor oral hygiene, high caries risk and uncooperative patients
• • 4. Pregnant women
• • 5. Patients in the growth stage with partially erupted teeth
• • 6. Psychiatric problems or unrealistic expectations
• • 7. Lack of opposing dentition in the area of interest. 8- the presence of a removable or fixed orthodontic appliance, signs of bruxism or clenching, the absence of more than one unit in the posterior region.