HEAD FOR ELECTRIC TOOTHBRUSH, ELECTRIC TOOTHBRUSH, AND METHOD FOR MANUFACTURING THE SAME Russian patent published in 2008 - IPC A61C17/22 

FIELD: tooth care means.

SUBSTANCE: electric toothbrush has head 3 with block 4 wherein bristles 5, 6 are fixed. Block is actuated upon operation of electric toothbrush. Bristle is made in the form of at least partly sharpened bristles 5 positioned on block 4. During operation of electric toothbrush bristle points 5a go through predetermined maximal path d_max. At least some of sharpened bristles 5 have maximal diameter ▵_nom 0.15-0.25 mm and are arranged in bundles 5'. Also, method for manufacture of electric toothbrush provided with such head is described in Specification.

EFFECT: increased efficiency in cleaning of interdental space and tiny structures on tooth surface.

19 cl, 11 dwg, 3 tbl