This randomized clinical trial aims to evaluate the effect of different cavity designs on the clinical performance of 3D-printed resin composite partial-coverage restorations in vital molars with complex cavities over an 18-month follow-up period.
Adult patients aging 20-45 years.
Healthy males and females
Patients with good oral hygiene
Patients presenting with at least one eligible permanent molar requiring a partial-coverage restoration.
Participants with general/systemic illness.
Pregnant or lactating females.
Concomitant participation in another research study.
Inability or unwillingness to comply with study visits and procedures.