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First received: February 16, 2026

Clinical Trial: Evaluation of Mandibular Posterior Zirconia Crowns With Different Ti-Base Surface Treatments.

Study Status: COMPLETED

Recruit Status: COMPLETED

Condition: Jaw, Edentulous, Partially

Study Type: INTERVENTIONAL


Official Title: Clinical Evaluation of Mandibular Posterior Screw-retained Zirconia Crown With Various Ti-Base Abutment Surface Treatments: Randomized Controlled Clinical Trial

Brief Summary: This clinical trial evaluates how different surface treatments on a metal base (Ti-Base) affect the success of dental crowns on implants.Patients receiving a zirconia crown for a missing lower back tooth are divided into three groups: one group receives no special treatment on the metal base, one group receives a silica coating, and the third receives both a silica coating and a chemical primer.The study monitors these crowns for one year to see which treatment best prevents the crown from coming loose or…

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