Study on Enamel Abrasion from Different Toothbrushes
Author Information
Author(s): Muacevic Alexander, Adler John R, Prasad Mohan, Blaisie Rajula Prem, PL Ravishankar, Rao Sunanda, K Gayathri, V Mounika, Kodali Murali Venkata Rama Mohan, V Kalaivani, Soloman Gracelin, Nisha Nelofar
Primary Institution: SRM Kattankulathur Dental College and Hospital, SRM Institute of Science and Technology
Hypothesis
Nano-bristle brushes cause less enamel abrasion than soft and ultra-soft brushes.
Conclusion
Nano-bristle toothbrushes demonstrated the least enamel abrasion in this study, suggesting they may provide a gentle alternative for preserving enamel integrity.
Supporting Evidence
- Nano-bristle toothbrushes caused a minimal increase in surface roughness (mean change: 4 nm).
- Soft bristle toothbrushes caused a mean change of 14.08 nm in surface roughness.
- Ultra-soft bristle toothbrushes caused a mean change of 14.86 nm in surface roughness.
- AFM analysis confirmed that both soft and ultra-soft bristles caused greater enamel abrasion compared to nano-bristles.
Takeaway
This study found that using a special nano-bristle toothbrush is better for your teeth because it doesn't scratch them as much as regular soft or ultra-soft toothbrushes.
Methodology
This in vitro study involved 45 extracted human teeth assigned to three groups, each undergoing 10,000 brushing cycles with different toothbrush types, followed by AFM analysis of enamel surface roughness.
Limitations
The small sample size and reliance on a single technique to measure surface roughness limit the generalizability of the findings.
Participant Demographics
Extracted human teeth from patients with periodontal issues.
Statistical Information
P-Value
0.001
Confidence Interval
Lower: -5.06, Upper: -2.93
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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