This invention relates to an electric toothbrush including: a toothbrush head having a plurality of conductive bristles and at least one electrode supplied with a driving signal; a handle part connected to the toothbrush head and having a user-grippable shape; a battery disposed inside the handle part; and a signal supply located inside the handle part and configured to receive a voltage from the battery to generate an AC signal and a DC signal, and to generate the driving signal comprising a mixture of the AC signal and the DC signal to supply the electrode.

The present disclosure provides a method for preparing a porous antibacterial fiber brush. Fiber masterbatch made of ultra-fine reaming silica gel, silver-based antibacterial agent and other materials is melted, drawn, cut, polished and then dried to make the porous antibacterial fiber brush. A large number of micropores are distributed on the surface of the porous antibacterial fiber brush, which absorb cosmetic residues on the skin surface and tiny dirt in the pores, and realize efficient cleaning of the surface of human skin.

A toothbrush comprising a brush head having a plurality of nano-bristles. In one embodiment, the plurality of nano-bristles each have a length, and a diameter of at least a portion of the length is in a range of 50 microns to 150 microns. In another embodiment, the nano-bristles have a base portion and a top portion, with the base portion of the nano-bristles having a diameter in a range of 400 microns to 500 microns and the top portion of the nano-bristles have a diameter in a range of 50 microns to 150 microns.

A pet grooming tool for grooming a furry pet. The pet grooming tool includes a handle portion and multiple pet engageable portions. The handle portion has a head portion, and each pet engageable portion is secured to the head portion. Each of the pet engageable portions comprises a plurality of teeth arranged in a row and a plurality of edge segments with a gap between each adjacent pair of teeth.

The invention relates to an oral care instrument, in particular a toothbrush or a tongue cleaner, including at least one cleaning element made from a first plastic component, wherein the first plastic component contains a thermoplastic elastomer and activated carbon. The invention also relates to a method for producing an oral care instrument, in particular a toothbrush or a tongue cleaner, including the following steps: a) providing a first plastic component by adding activated carbon to a thermoplastic elastomer, and b) producing a cleaning element from the first plastic component using an injection molding method.

The present disclosure provides a method for preparing a porous antibacterial fiber brush. Fiber masterbatch made of ultra-fine reaming silica gel, silver-based antibacterial agent and other materials is melted, drawn, cut, polished and then dried to make the porous antibacterial fiber brush. A large number of micropores are distributed on the surface of the porous antibacterial fiber brush, which absorb cosmetic residues on the skin surface and tiny dirt in the pores, and realize efficient cleaning of the surface of human skin.

Skin brush heads configured for use with a motorized personal appliance include a body having an inner surface and an outer surface, and a treatment applicator coupled to the outer surface of the body. The treatment applicator includes a plurality of cleansing agent-infused bristles extending away from the outer surface of the body, the plurality of cleansing agent-infused bristles being configured to remove particles from a skin portion by adsorption.

A silver-sterilizing sponge tooth brushing appliance, a silver-sterilizing toothbrush, and a method of manufacturing the same are provided. More particularly, a silver-sterilizing sponge tooth brushing appliance containing one or two or more particles selected from talc particles, ceramic particles, and inorganic mineral particles, which have an sintered silver-containing surface layer, a silver-sterilizing toothbrush, and a method of manufacturing the same. The silver-sterilizing sponge tooth brushing appliance and the silver-sterilizing toothbrush have an excellent sterilizing effect.

Methods of providing sustained sterilization of thermoplastics; providing thermoplastics that have the capacity to dispense sodium fluoride, and, a method of providing sustained sterilization of thermoplastics and providing thermoplastics that have the capacity to dispense sodium fluoride, both from the same thermoplastic article.

Provided is a device suitable for direct topical administration of a pharmaceutical composition comprising at least one active component selected from the group consisting of cannabinoids, terpenes, flavonoids, CB1 receptor agonists, CB2 receptor agonists and combinations thereof to a region of the oral cavity of a subject and methods of use thereof. The device comprises a solid substrate having at least a portion configured and dimensioned to be contacted with the region of the oral cavity of the subject; and an amount of the pharmaceutical composition associated with at least a portion of the solid substrate, wherein the amount of pharmaceutical composition is at least partially releasable from the portion of solid substrate.