Original toothbrush spare parts at electrotodo.es Philips, Oral B, Braun, Sensiflex, Sonic... at electrotodo.es you can buy original spare parts for your toothbrush. Manufacturers recommend changing the hood approximately every 6 months for optimal performance of your appliance. The replacement depends on the model of your dental appliance and the specific function of the piece: Oral B, for example, sells brushes of various kinds depending on the different needs: brushes for sensitive gums, whitening, rotating or oscillating brushes. You may be looking for the engine assembly, you can check those parts in the specific category. At electrotodo.es we are official technical service or distributors of the main brands of toothbrushes.