Construir sobre Toothbrush with toothpaste in it?

hey friends how abt the idea of a toothbrush with toothpaste in it.? The brush will hav a button, pressing by Which paste (liquid) will come out of bristles.2-3 drops of liquid paste would be enough to generate foam like the paste.SO regulate it 'll be like at the bottom part of the brush there'll be space for paste, Which can be used till 15-20 days.Also there'll be a seprate refill pack of tooth paste available in the market . Inject the refill, use it for another 15-20 days.
GREAT PRODUCT FOR HYGIENE CONSCIOUS PEOPLE! ALSO GREAT FOR TRAVELING! Hey, buddy, I think it's a great idea, but I planteria as follows: a disposable toothbrush, who are in vending machines in public toilets, shopping malls, airports and airplanes, hospitals, etc, etc, that contains some dough inside, enough to use only once ... que tal? luck!