70 Participants Needed

Toothbrush Bristle Types for Gum Disease

SC
Overseen BySenior Clinical Research Coordinator, Bachelor of Science
Age: 18+
Sex: Any
Trial Phase: Academic
Sponsor: State University of New York at Buffalo
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial examines how two types of toothbrush bristles affect gum health. Researchers aim to determine whether tapered bristles or regular round bristles more effectively reduce plaque, maintain gum health, and prevent gum irritation. Participants will use one of these toothbrushes at home to help answer these questions. Individuals with at least 20 natural teeth who notice bleeding when brushing may be suitable for this study. As an unphased trial, this study offers a unique opportunity to contribute to understanding improvements in everyday dental care.

Will I have to stop taking my current medications?

The trial information does not specify whether you need to stop taking your current medications. However, you must agree to use only the dental products provided in the study.

What prior data suggests that these toothbrush bristle types are safe for oral health?

Research has shown that both types of toothbrush bristles in this study are generally safe to use. The Double Tapered J-hook bristles feature very soft bristles that are gentle on gums and teeth, designed to clean below the gumline effectively without causing harm.

The end-rounded bristles are also safe, with extra soft bristles suitable for sensitive gums and enamel. However, some reports indicate a slight increase in gum recession with these bristles compared to the tapered ones. Despite this, only a few studies report negative effects, suggesting that both types of bristles are generally well-tolerated.

Both toothbrush types aim to clean teeth effectively while being gentle on gums. For those with sensitive gums, the extra soft bristles might be a good choice. Always consider comfort and specific dental needs when choosing a toothbrush.12345

Why are researchers excited about this trial?

Researchers are excited about this trial because it explores how different toothbrush bristle designs can impact gum disease. Unlike standard toothbrushes, which often use uniform bristles, this trial compares double tapered J-hook bristles with end-rounded bristles. The J-hook design aims to reach deeper into the gum line, potentially offering a more thorough clean and reducing gum disease more effectively. This trial could reveal how these design tweaks might enhance oral health compared to conventional options.

What evidence suggests that these toothbrush bristle types are effective for gum disease?

This trial will compare the effectiveness of different toothbrush bristle types for gum disease. Studies have shown that toothbrushes with tapered bristles, like those in Product A, excel at cleaning teeth. They can reach over 400% deeper into the spaces between teeth and gums compared to regular toothbrushes, helping to reduce plaque and minimize gum irritation. One study found that they cause fewer scratches on the gums while still cleaning thoroughly.

Product B features toothbrushes with end-rounded bristles, which also effectively reduce plaque and gum inflammation. Research has shown that they significantly reduce dental plaque, although they might not reach as deep as tapered bristles. Overall, both types of bristles can improve gum health, but tapered bristles might clean deeper with less risk of gum injury.12678

Who Is on the Research Team?

MN

Marcelle Nascimento, DDS, MS, PhD

Principal Investigator

State University of New York at Buffalo

Are You a Good Fit for This Trial?

This trial is for individuals with gum disease or periodontal conditions. Participants should be willing to use a specific type of toothbrush at home as directed by the study. There are no specified exclusion criteria provided, but typically those with other significant dental issues may not qualify.

Inclusion Criteria

Must have read, understood and signed an informed consent prior to being entered into the study
I am between 18 and 70 years old.
Must have average Plaque Index of greater than 2 at screening
See 6 more

Exclusion Criteria

I am not currently undergoing or need major dental or orthodontic work.
Pregnancy
Currently using bleaching trays
See 9 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

1-2 weeks

Treatment

Participants use assigned toothbrush (either tapered or end-rounded bristles) at home

4 weeks
Baseline, Week 2, Week 4 (in-person)

Follow-up

Participants are monitored for safety and effectiveness after treatment

2 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • Evaluation of Toothbrush Bristles

Trial Overview

The study is examining the effectiveness of two types of toothbrush bristles: end-rounded and tapered. It aims to see which one better reduces plaque, improves gum-tooth attachment, decreases bleeding on probing, and minimizes irritation.

How Is the Trial Designed?

2

Treatment groups

Experimental Treatment

Group I: Product BExperimental Treatment1 Intervention
Group II: Product AExperimental Treatment1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

State University of New York at Buffalo

Lead Sponsor

Trials
279
Recruited
52,600+

Citations

Evaluation of Toothbrush Bristles in Reduction of Plaque, ...

In vitro studies showed that the effectiveness in artificial plaque reduction is greater than that of the conventional toothbrushes with end ...

Toothbrush Bristle Types for Gum Disease

The study is examining the effectiveness of two types of toothbrush bristles: end-rounded and tapered. It aims to see which one better reduces ...

Are bristle stiffness and bristle end-shape related to ...

Hard-bristle toothbrushes produced more gingival lesions than medium- and soft-bristle brushes. A slight gingival recession width increase was identified in the ...

GUM® TECHNIQUE Deep Clean Toothbrush

GUM® Technique® Deep Clean has soft, ultra fine tapered bristles that provide a deeper, more effective clean. The unique bristles reach over 400% deeper ...

Comparative Efficacy of a Soft Toothbrush with Tapered-tip ...

The results of this study showed that the soft toothbrush with tapered-tip bristles produced significantly less gingival abrasion after 12 weeks of product ...

GUM Technique Deep Clean Toothbrush - Compact Soft

Extremely fine tapered bristles reach deep between the gum and the tooth. A bi-level, second layer of bristles cleans tooth surfaces. Raised-center Dome-Trim ...

E1A Technique Deep Clean

The ultra-soft bristles are gentle on young teeth and gums. The narrow, tapered brush head makes maneuvering in small mouths easier. A suction cup base holds ...

GUM Technique Deep Clean Toothbrushes

Quad-Grip® handle helps position the brush at the proper 45° angle for optimal subgingival cleaning · Bilevel bristles offer two levels of cleaning—below the gum ...