Diagnostic Agreement of Fluorescence-Based Plaque Visualization Using an Intraoral Scanner Compared with Conventional Plaque Disclosure: An Image-Based Observer Study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00040880

Enrollment

Registered

2026-07-07

Start date

2026-08-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Dental plaque (amount)

Interventions

Group 1: Standardized intraoral images of predefined tooth surfaces are obtained using an intraoral scanner in fluorescence mode. Fluorescence-based imaging is used to visualize dental plaque without

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Participation requires written informed consent following prior information about the objectives and procedures of the study.

Exclusion criteria

Exclusion criteria: Exclusion criteria include known hypersensitivity to plaque-disclosing agents, acute oral mucosal lesions, inability to provide informed consent, and pregnancy.

Design outcomes

Primary

Measure	Time frame
Diagnostic performance of fluorescence-based plaque visualization for plaque detection (plaque present/absent) compared with conventional plaque disclosure (reference standard), expressed by sensitivity and specificity.	—

Secondary

Measure	Time frame
- Inter-rater agreement - Ordinal plaque assessment - Image assessment time - Subjective evaluation and preference for the imaging modalities by the raters	—

Countries

Germany

Contacts

Public ContactPatrick Jansen

Klinik für Zahnerhaltung, Parodontologie und Präventive Zahnheilkunde, Uniklinik RWTH Aachen

pjansen@ukaachen.de+49 241 80 88110

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 10, 2026