FIELD: medicine.
SUBSTANCE: electrical tooth-brush contains a handle, a head and a narrowed portion located between the handle and head, a motor, a motor coupled vibrating drive shaft, as well as at least one electrical element removable from the tooth-brush head and replaceable. The handle contains a central hole, while the motor is built in said hole. The tooth-brush head comprises removable and/or replaceable elastomeric or non-elastomeric components and a set of bristles. The electrical element is bristle-free, while the electrical toothbrush has a longitudinal axis.
EFFECT: invention provides prolonged useful life of the brush.
9 cl, 21 dwg
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|
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|
RU2313310C2 |
