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Related Concept Videos

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Related Experiment Video

Updated: Feb 28, 2026

Mimicking and Measuring Occlusal Erosive Tooth Wear with the "Rub&Roll" and Non-contact Profilometry
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Tooth brushing motion patterns with manual and powered toothbrushes-a randomised video observation study.

C Ganss1, R Duran2, T Winterfeld2

  • 1Department of Conservative and Preventive Dentistry, Dental Clinic of the Justus-Liebig-University, Giessen, Germany. carolina.ganss@dentist.med.uni-giessen.de.

Clinical Oral Investigations
|June 18, 2017
PubMed
Summary

Powered toothbrushes (PTs) and manual toothbrushes (MTs) show similar user motion patterns. Proper technique with either toothbrush type may require significant training and supervision for optimal oral hygiene.

Keywords:
Manual toothbrushOral hygienePowered toothbrushVideo observation

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Area of Science:

  • Dental hygiene
  • Oral health research
  • Biomechanical analysis of brushing

Background:

  • Systematic reviews indicate powered toothbrushes (PTs) offer minor effectiveness gains over manual toothbrushes (MTs).
  • Adequacy of PT usage has not been previously investigated.
  • Understanding user technique is crucial for maximizing toothbrush efficacy.

Purpose of the Study:

  • To analyze and compare the motion habits of users with PTs versus MTs.
  • To investigate whether users adapt their brushing technique when switching between PTs and MTs.
  • To provide insights into user technique for improved oral hygiene practices.

Main Methods:

  • Observational trial involving 100 subjects.
  • Subjects used both MT and PT in a randomized order, with teeth-brushing sessions video-recorded.
  • Analysis of brushing duration, stroke type, area coverage, inter-area transitions, and brushing sequence.

Main Results:

  • Brushing duration was slightly longer for PTs (145s) than MTs (135s).
  • Vestibular surfaces were fully brushed, while oral surfaces received less attention with both toothbrush types.
  • Users exhibited similar inter-area movement frequencies and predominantly used circling/horizontal strokes; PT users spent minimal time in passive brushing.

Conclusions:

  • Individual brushing motion patterns remained consistent between MT and PT use.
  • Most subjects maintained their habitual techniques irrespective of the toothbrush type used.
  • Effective utilization of both PTs and MTs may necessitate dedicated training and supervision by oral hygiene professionals.