Evaluation of the Clinical Performance of Bioactive Giomer Restoration in Class II Cavities After One Year

• Patients will be selected according to the following inclusion and exclusion criteria from the outpatient Operative clinic, Faculty of Dental Medicine for Girls, Al-Azhar University.
• The patients will be informed about the purpose of the investigation, the clinical procedures and the advantages/risks of the applied materials and techniques. A written informed consent form will be signed from patients prior to study initiation.
• Co-operative patients of age range 20-30 years old with no gender prediction, The patients will be divided into two groups Group (1): Bioactive Giomer restoration. Group (2): Nano-hybrid Composite restoration. Restoration will be evaluated using FDI criteria (functional and biological properties) All the restorations will be clinically evaluated after 1 week (baseline),3 month, 6 months,12 months.

data collected and statistically analyzed

Inclusion criteria

• • Each patient should have at least two proximal carious lesions on both sides in the posterior teeth.

• Adjacent and opposing natural teeth should be present.
• Patient should be willing to return for follow-up examination and evaluation.

Exclusion criteria

• • Patient with poor oral hygiene and motivation.

• Patient with unrealistic expectations.
• Patients with disabilities, systemic diseases or severe medically compromised, bruxism, clenching or temporomandibular joint disorders and patients with allergy to any components of the materials.