Clinical Trial

Clinical Evaluation on the Longevity of Glass Ceramic Based Single Tooth Restorations

Completed
View on ClinicalTrials.gov →
Summary
This retrospective study investigates the longevity of lithium disilicate based glass-ceramic single tooth restorations placed with IPS e.max CAD and IPS e.max Press after a wearing period of more than 15 years. The primary objective is to assess the survival rate of single tooth restorations with IPS e.max CAD and IPS e.max Press after a wearing period of at least 15 years. The secondary objectives are to assess the quality of the single tooth restorations in regard of aesthetic, functional and biological properties.
Protocol Amendment History 2 amendments
This ClinicalTrials.gov record has been amended 2 times since 2025-03-20; most recent amendment 2026-06-05.
Status change: Not Yet Recruiting → Completed 2026-06-05
Trial Details
NCT Number NCT06898411
Lead Sponsor Ivoclar Vivadent AG
Conditions Single Tooth Restoration, Longevity
Enrollment 56 participants
Start Date 2025-05-23
Primary Completion 2026-01-22 (estimated)
Study Completion 2026-01-22 (estimated)
Updated on ClinicalTrials.gov 2026-06-09