Michael Sotirakis of Ilford in Essex hopes he is first with a simple idea to
improve the common toothbrush (GB 2 317 330). The brush has two heads at each
end of the stem, and on opposite sides. One brush head is fixed and of medium
texture. The other head is removable and can be chosen from a variety of hard,
soft and shaped designs. This way, everyone can tailor their own toothbrush to
their particular teeth and gums.
More from 91av
Explore the latest news, articles and features
Technology
Why full-fledged quantum computers might always be five years away
Comment
Technology
Quantum computers are starting to become useful as scientific tools
News
Technology
OpenAI’s hacking agent went rogue. Should we be worried?
News
Technology
China is trying to regulate relationships with AI – can it work?
News
Popular articles
Trending 91av articles