The influence of the utilization time of different power toothbrushes on oral hygiene assessed over a 6-month observation period: a randomized clinical trial (RCT)

The influence of the utilization time of different power toothbrushes on oral hygiene assessed over a 6-month observation period: a randomized clinical trial (RCT) - power toothbrush study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00007651

Enrollment

Registered

2015-01-09

Start date

2007-07-01

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

healthy volunteers were included oral hygiene

Interventions

Group 1: continuous toothbrush utilization over 6 months (non-renewal group): The participants were allocated into three subgroups according to TB used (oscillating-rotating: ProfessionalCare™ 7000, P

over the 6 month observation period, only the test toothbrush, according the group, with one toothpaste was used for the whole study period with twice-daily brushing. Group 2: renewal of toothbrush ev

over the 6 month observation period, only the test toothbrush, according the group, with one toothpaste was used for the whole study period with twice-daily brushing and renewal of TB every 4 weeks.

Eligibility

Sex/Gender

All

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: caries-free and sufficiently conservatively and prosthetically treated dentition, minimum of 20 of their own teeth, and prevention-oriented behavior.

Exclusion criteria

Exclusion criteria: diabetes mellitus, infectious diseases (hepatitis A/B/C, HIV), renal failure, seizure or neurological disorders, addiction (alcohol, drugs), pregnancy, required antibiotic prophylaxis due to endocarditis risk or immunosuppression (e.g., due to organ transplantation or rheumatoid arthritis), or fixed orthodontic appliances.

Design outcomes

Primary

Measure	Time frame
end point: plaque accumulation (QHI), gingival inflammation (PBI), gingival trauma (GI) time of measurement: Baseline and 2, 8, 12, 16, and 24 Wochen after Baseline, as well as finally at week 26	—

Countries

Germany

Contacts

Public ContactDirk Ziebolz

Universitätsmedizin Göttingen, Poliklinik für Präventive Zahnmedizin, Parodontologie und Kariologie

dirk.ziebolz@med.uni-goettingen.de0551-3922877

Outcome results

None listed

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