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

Not Applicable

Not yet recruiting

• Conditions: Single Tooth Restoration; Longevity

• Registration Number: NCT06898411
• Lead Sponsor: Ivoclar Vivadent AG

Brief 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.

Detailed Description

Not available

Study Timeline

• Status Verified: 2025-03
• Study First Submitted: 2025-03-13
• Study First Submitted QC: 2025-03-20
• Study First Posted: 2025-03-27
• Last Update Submitted: 2025-03-27
• Study Start: 2025-04-01
• Last Update Posted: 2025-04-02
• Primary Completion: 2025-04-30
• Study Completion: 2025-04-30

Recruitment & Eligibility

• Status: NOT_YET_RECRUITING
• Sex: All
• Target Recruitment: 82

Inclusion Criteria

• Age: > 18 years
• Informed consent signed and understood by the subject
• Received indirect single tooth restoration (inlay, onlay, veneer or crown) within the internal clinic of Ivoclar Vivadent AG between 2006 and 2010
• Single tooth restoration was done with IPS e.max CAD or IPS e.max Press
• Able to visit the internal clinic of Ivoclar Vivadent AG in Schaan, FL.

Exclusion Criteria

• Health status (physical and mental) does not allow participation

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Survival Rate of single tooth restorations	15 years	Study population recieved single tooth restorations with IPS e.max between 2006-2010. After a wearing time of more than 15 years IPS e.max single tooth restorations were examined by a dentist resulting in survival rates of IPS e.max single tooth restorations after 15 years.

Trial Locations

Locations (1)

Ivoclar Vivadent AG; 🇱🇮 Schaan, Liechtenstein