Clinical examination of metal free interdental brushes

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00003270

Enrollment

Registered

2011-09-29

Start date

2010-01-10

Completion date

Unknown

Last updated

2026-01-12

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

Conditions

healthy volunteer

Interventions

Group 1: 39 Participants were given metal-free interdental brushes with an instruction for usage. After one and four weeks plaque-index and gingiva-index werde meassured. At the end of the study parti

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 18 for cleaning suitable interdental spaces; less than 20% smokers; written patient approval; for cleaning necessary motorical skills

Exclusion criteria

Exclusion criteria: Allergy against one or more parts of the interdental brushes; non-treated periodontitis; soft-tissue changes of the mucosa; orthodontic treatment, removable prosthesis; pregnancy; anticoagulants; drugs causing gingivahyperplasia; indications for antibiotics

Design outcomes

Primary

Measure	Time frame
Analysis of the differences between both groups. Measurements in form of Plaque-Index (Quigley und Hein, Tureskey Mod. 1970), Gingiva-Index (Eastman Interdental Bleeding Index) and analysis of the questionnaire (patient satisfaction)	—

Secondary

Measure	Time frame
Questionnaire of acceptance	—

Countries

Germany

Contacts

Public ContactJohan Wölber

Uniklinik Freiburg, Abteilung für Zahnerhaltungskunde und Parodontologie

johan.woelber@uniklinik-freiburg.de0049 761 270 47310

Outcome results

None listed

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