A water toothbrush according to the present invention includes a body housing having an inner hole formed along its central axis in its longitudinal direction; a water supply pipe combined with a water supply inserted into one side of the body housing; a drawing pipe whose one side is inserted into the other side of the body housing; a toothbrush body, connecting to the other side of the drawing pipe, which has a head planted with bristles, an emitting hole formed on the surface of the head planted with bristles, and an emitting flow channel for linking the drawing pipe and the emitting hole; and a flow channel assembly installed in the inner hole of the body housing and connecting the other side of the water supply pipe with one side of the drawing pipe, for guiding cleaning water supplied by the water supply pipe into the drawing pipe.

A dental treatment apparatus including a head assembly, the head assembly having a plurality of nozzles disposed on the head assembly, each of the plurality of nozzles to dispense a fluid therefrom and being maneuverable directionally independent of the other nozzles of the plurality of nozzles; and a plurality of bristles disposed on the head assembly in proximity to the plurality of nozzles.

The present invention relates to a brush assembly for cleaning metal, the assembly comprising one or more brush heads, each brush head comprising a bundle of conductive filaments, having a working end adapted for contacting metal, and a terminal end, the brush head connectable to an electricity supply, and a housing connected to and retaining at least one sheath, each sheath at least partially surrounding at least one brush head, wherein each brush head and its respective sheath are movable in relation to each other by operating an adjustment mechanism and the working end of the brush head and the sheath are selectively fixable in relation to each other.

The present disclosure provides an oral care device including a hollow shaft (120, 920, 1320), a sleeve (110, 910, 1310), and a cleaning portion (115). The hollow shaft can include a first end having a first suction aperture (140, 940, 1340), and a second end having a second suction aperture (125, 925). The hollow shaft can be configured for insertion into a hand grip. The sleeve can surround the hollow shaft of the oral care device, and can be configured to slide along a longitudinal axis and conceal at least a portion of the first suction aperture or the second suction aperture. The sleeve can conceal the first suction aperture or the second suction aperture to easily adjust an amount of suction provided to an oral cavity of a patient. The cleaning portion can be coupled to a portion of the sleeve at the first end of the hollow shaft.

A method for manufacturing a cylindrical brush of a cleaning tool, comprises a cylindrical brush having a core member, a plurality of rail plates, a plurality of polyvinyl alcohol (PVA) nodule foam bars and a pair of end caps. The core member includes an outer wall having a plurality of core holes and a pair of openings. The plurality of rail plates having a plurality of rail holes arranged along the outer wall of the core member. The plurality of polyvinyl alcohol (PVA) nodule foam bars is installed at each of the plurality of rail plates such that each of a plurality of nodules of the PVA nodule foam bar aligns with the plurality of core holes and with the plurality of rail holes. The pair of end caps encloses the pair of openings of the core member.

A smart oral cleaner includes a tooth-cleaning component, the tooth-cleaning component includes a first wall body and a second wall body, a hollow structure is formed between the first wall body and the second wall body, the second wall body is recessed towards the first wall body, the second wall body has a first wall surface and a second wall surface arranged opposite to one another, the first wall surface and the second wall surface are provided with jet holes, the second wall body has a shape adapted to a shape of a tooth, and an end surface of the tooth-cleaning component is in a shape of a slope-shaped depression.

A handheld, therapeutic cleansing system includes a cleansing implement, for example a brush or pumice stone, magnetically coupled to a cleansing device. The cleansing device may include an elongated handle and a head portion extending from an end of the handle. The cleansing device may include a plurality of nozzles positioned around a perimeter of the head portion. The cleansing device may define an annular fluid path in fluid communication with the plurality of nozzles to supply fluid to the nozzles. The cleansing device may include a first magnetic material positioned radially inward of the annular fluid path. The cleansing implement may be magnetically coupled to the head portion of the cleansing device. The cleansing implement may include a second magnetic material that is magnetically attracted to the first magnetic material to couple the cleansing implement to the head portion of the cleansing device.

An improved system and method for loading paint continuously to a paintbrush is described herein. A substantially cylindrical container can comprise a first orifice, a second orifice, a void, a plunger, a rod, a biasing device, and a paint-dispenser. The first orifice at a front end of the container. The second orifice at a back end of the container. The void that can be within the container can be fillable with the paint. The rod can be slidably mounted within the second orifice and the ring. The biasing device can be positionable into expanded state, and extracted state. Further, wherein the biasing device can move relatively to the amount of paint that can placed within the void. The paint-dispenser can be connectable with the container through a hose, the paint dispenser can comprise a button. The button once actuated can be capable of releasing the paint to a paintbrush bristles.

A paint dispenser that continuously dispenses paint to a paintbrush is described herein. In one embodiment, the paint dispenser can comprise a body and a fastening device. The body can be capable of containing paint. The body can comprise a paint tube, and a button. The paint tube can be at the front end section of the body. The paint tube can comprise an opening wherein the paint can be dispensed. The button on the body can be capable of controlling the flow of the paint from the container to a paintbrush. The fastening device can be capable of mounting the body to the paintbrush.

A water supply nozzle for oral hygiene and, in particular, to a nozzle or pick to be mounted on a water supply system for oral hygiene that comprises a head for the dispensing of water jets that alternate and converge at one point, in association with cleaning bristles. The nozzle preferably comprises an internal venturi duct for the passage of water that is connected externally through an air intake hole for the mixing with water.