A Review of the Problems and Results of Studies on Manual and Power Toothbrushes

A L T H O U G H power toothbrushes are A not particularly recent in origin, ad^ v a n c e d designs, intensive promotion, and widespread use of many types and manufacture have stimulated considerable interest and research into their safety and effectiveness. There are over 75 electric toothbrushes being marketed today; however, at the present time published reports of their safety and/or effectiveness have been limited (with few except ions 1 1 , 4 6 ) to only two electric toothbrushes.