NCT06898411

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

Retrospective Clinical Study to Investigate the Longevity of Long-term Single Tooth Restorations From IPS e.Max CAD and Press

• Status: Not Yet Recruiting
• Phase: —
• Study type: Observational
• Enrollment: 82 (estimated)
• Sponsor: Ivoclar Vivadent AG · Industry
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

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.

Conditions

• Single Tooth Restoration
• Longevity

Interventions

Type	Name	Description
DEVICE	Single tooth restoration with IPS e.max	Examination of single tooth restorations with IPS e.max after a wearing time of more than 15 years. Intraoral situation will be examined similar to a standard dental examination while single tooth restorations will be documneted by photos.

Timeline

• Start date: 2025-04-01
• Primary completion: 2025-04-30
• Completion: 2025-04-30
• First posted: 2025-03-27
• Last updated: 2025-04-02

Locations

1 site across 1 country: Liechtenstein