The present invention is directed to an appliance for oral hygiene, in particular an oral irrigating apparatus 10, comprising a hand-held unit 12 and a base unit 14 interconnected by a fluid conducting hose 19 and electrical conductors 21, 23. By means of an operating means 33 arranged on the handle...http://www.google.fr/patents/US5344317?utm_source=gb-gplus-shareBrevet US5344317 - Electrically powered appliance for oral hygiene
