Why “toothbrush” is being discussed
The most recent Hacker News stories and comments contributing to this topic's mentions.
So there's this $499 AI Dyson camera toothbrush
by doppp · Sep 2, 2026 · 1 points
On topic of dental innovation why isn't there a toothbrush with accelerator that would monitor which areas you've cleaned and where do you need to work more? Or even better: a d…
by yread · Sep 2, 2026
The Toothbrush Test
by baxtr · Sep 2, 2026 · 2 points
Dyson CameraJet: The only toothbrush with a camera and a jet
by samaysharma · Sep 2, 2026 · 1 points
I wonder what stack they're using to stream live video from the toothbrush to the phone. I wonder whether the camera can still be activated when the toothbrush is sitting on you…
by iAMkenough · Sep 2, 2026
I was a little excited at the idea of a toothbrush that would suck my teeth and gums, and then was very disappointed when it turned out to be a camera in my mouth.
by iAMkenough · Sep 1, 2026
Interest
Proportion of Hacker News items mentioning "toothbrush" over time.
Mentions
Total number of Hacker News items mentioning "toothbrush" over time.
A toothbrush is a special type of brush used to clean the teeth, gums, and tongue. It consists of a head of tightly clustered bristles, onto which toothpaste is applied, mounted on a handle that facilitates cleaning hard-to-reach areas of the mouth. They should be used in conjunction with tools that clean between the teeth―where toothbrush bristles cannot reach―such as floss, tape, interdental brushes or toothpicks. Read more on Wikipedia