Spiral brush bristles with strand components containing different oral care additives, and oral care devices comprising the spiral bristles

摘要

An oral care device comprising at least one helical brush hair. In one aspect, the present invention can be an oral care device having a handle, a head coupled to the handle, and at least one brush hair tuft extending from the head. The at least one brush tuft includes at least one spiral brush bristles including first and second strand components that are co-extruded and intertwined to form at least one spiral brush bristle, the first strand The component includes a first plastic and a first oral care additive, and the second strand component includes a second plastic and a second oral care additive, the first oral cavity The care additive is different from the second oral care additive. [Selection] Figure 2