Prospective, randomized, clinical, controlled study to investigate the wear behavior and color change of printed composite restorations

Prospective, randomized, clinical, controlled study to investigate the wear behavior and color change of printed composite restorations - BEGO

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

DRKS

Registry ID

DRKS00024738

Enrollment

250

Registered

2021-04-30

Start date

2021-04-15

Completion date

Unknown

Last updated

2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Wear behavior of composite restorations Color change of composite restorations

Interventions

Group 1: Scan of upper and lower jaw + color determination after insertion and at every recall Group 2: Color determination after insertion and at every recall

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: - good knowledge of German - signed declaration of consent - advanced loss of tooth structure

Exclusion criteria

Exclusion criteria: - Painful CMD - psychosomatically conspicuous patients - pregnancy

Design outcomes

Primary

Measure	Time frame
Color changes of composite restorations and natural teeth. These changes (?E) are calculated according to the recommendation of the International Commission on Illumination (Commission Internationale de l'Éclairage: Method of Measuring and Specifying Colour Rendering Properties of Light Sources, CIE Publication 13.3-1995, Central Bureau Of the CIE, Vienna, Austria, 1995,20 pp.; Color Research & Application, 20(3), 212-212.).	—

Measure

Time frame

Color changes of composite restorations and natural teeth. These changes (?E) are calculated according to the recommendation of the International Commission on Illumination (Commission Internationale de l'Éclairage: Method of Measuring and Specifying Colour Rendering Properties of Light Sources, CIE Publication 13.3-1995, Central Bureau Of the CIE, Vienna, Austria, 1995,20 pp.; Color Research & Application, 20(3), 212-212.).

—

Secondary

Measure	Time frame
1. wear of the printed composite restorations 2. 36-month survival rate of the printed composite restorations 3. technical complications (chipping)	—

Countries

Germany

Contacts

Public ContactElisabeth Prause

Charité - Universitätsmedizin BerlinCentrum 3 für Zahn-, Mund- und Kieferheilkunde, Abteilung für Zahnärztliche Prothetik, Alterszahnmedizin und Funktionslehre

elisabeth.prause@charite.de030 450 662 557

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026