EntityQ979744· pop 22· linked from 200 articleselectric toothbrushSign in to saveelectrically powered, vibrating oral hygiene instrumentConnectionsdentistryEntityultrasoundEntityoscillationEntityUnited States Food and Drug AdministrationEntitynickel–cadmium batteryEntitydental instrumentEntitySwitzerlandCountryInternational Standard Book NumberEntityBBCConceptfrequencyEntityclimate changeEntitytransformerEntitytoiletEntityWi-FiEntitydigital object identifierEntityInternational Standard Serial NumberEntityhygieneEntityBluetoothEntityelectric motorEntitytoothbrushEntityCategories20th-century inventionsAmerican inventionsDental equipment