A multifunctional treatment device includes a housing, a processing unit, a power driver unit, and a motor configured to rotate a brush interface element. RF electrodes and electrical terminals are connected to the power driver unit. A plurality of treatment heads are connectable to the housing. One of the treatment heads includes a brush head with bristles and one or more non-conductive barriers. The brush head is formed with apertures and the RF electrodes pass through and protrude out of the apertures. Another of the treatment heads includes a movable brush head. Another one of the stationary treatment heads includes a treatment surface configured to contact a skin or body of a user and one or more active components for performing different kinds of treatment.

A smart toothbrush is provided. The smart toothbrush includes a toothbrush head configured to be provided with bristles, a toothbrush body configured to be connected to the toothbrush head and to be able to be held, a temperature sensor configured to measure a temperature within an oral cavity of a user while the user is brushing teeth using the smart toothbrush, and a processor configured to determine a tooth brushing section in which the user is brushing teeth within the oral cavity, based on a temperature value measured by the temperature sensor.

A personal care system (100) includes a personal care appliance (107) having a body (141), and at least one cavity (109). The body may be configured to receive a cleaning tool (111) at one end and may include at least one controller (122) which may be situated within the at least one cavity. The controller may be configured to: determine whether a personal care mode is activated; obtain sensor information from at least one tooth-based sensor (152) of a tooth portion (112), when it is determined that a personal care mode is activated; and transmit the sensor information to at least one of a remote server (102) and a base portion (132).

An oral care implement (1) comprising: an electrode pair with an impedance formed therebetween when electrified; a frequency generator, electrically connected to the electrode pair, for applying a voltage with at least two different frequencies between the electrode pair; an impedance measurement unit, electrically coupled to the electrode pair, for measuring impedance values between the electrode pair at least at the different frequencies; and a contact determination unit, in communication with the impedance measurement unit, wherein the contact determination unit comprises a memory for storing a function, wherein the function correlates impedance values of a defined oral area at the different frequencies, and wherein the contact determination unit comprises a processor for processing the measured impedance values to the stored function so as to determine contact information of the electrode pair with the defined oral area.

The invention relates to an applicator (1) comprising: a gripping member (5), a tip (10) attached to the gripping member (5), and an application member (15), the tip (10) comprising a heating member (25) for heating the application member (15), and a source of electricity (20) for powering the heating member (25), a unit (30) for controlling the source of electricity (20), a first temperature sensor (35),
characterized in that the unit (30) is suitable for: producing, on the basis of the first parameter, a second parameter representative of the rate of the temperature rise of the heating member (25), and comparing the second parameter to at least one threshold value stored in memory in the unit (30) and, on the basis of the result of the comparison, switching off the electrical power supply of the heating member (25).

An electrolytic brush assembly including a handle assembly; a shroud extending from the handle assembly, the shroud having an aperture at a distal end thereof; and a brush connecting assembly for releasably connecting a brush to the handle assembly whereby the brush extends through the aperture of the shroud. The handle assembly includes an adjustment sub-assembly for selectively moving the brush connecting assembly and a brush connected thereto relative to the handle assembly and the aperture of the shroud.

A personal care system (100) includes a personal care appliance (107) having a body (141), and at least one cavity (109). The body may be configured to receive a cleaning tool (111) at one end and may include at least one controller (122) which may be situated within the at least one cavity. The controller may be configured to: determine whether a personal care mode is activated; obtain sensor information from at least one tooth-based sensor (152) of a tooth portion (112), when it is determined that a personal care mode is activated; and transmit the sensor information to at least one of a remote server (102) and a base portion (132).

A wafer cleaning device includes a plurality of brush systems arranged in a line in a first direction and configured to clean a wafer. Each of the plurality of brush systems includes a body having a tube shape extending in the first direction, a nodule arranged on an outer surface of the body, and a driveshaft extending in the first direction and configured to integrally rotate with the body. The plurality of brush systems are configured to independently rotate with the first direction as a rotation axis.

A haircare apparatus has a plurality of capacitive sensors, each capacitive sensor configured to provide a capacitance reading indicative of hair proximal to the haircare apparatus. The haircare apparatus has a moisture estimation module configured to estimate, based on capacitance readings of the plurality of capacitive sensors, a moisture level of the hair proximal to the haircare apparatus.

An apparatus for styling hair includes a heater for heating hair, and at least one sensor on a casing of the apparatus for determining hair temperature while performing a styling process. A controller is configured to control the apparatus to take at least one action for controlling the styling process based on an output of the at least one sensor. The apparatus may include: a heater element for heating hair; a sensing portion having one or more temperature sensor(s); and a region between the heater element and the sensing portion arranged to restrict propagation of heat from the heater element towards the sensing portion.