Abstract: The present disclosure relates to a computer-implemented method for monitoring hand movements of a writing instrument's user, comprising: providing an electromyography sensor on the user's wrist or hand; monitoring hand movements of the user during a writing session with the writing instrument by reading sensors of the writing instrument; monitoring hand muscle activity of the user during the writing session by reading the electromyography sensor; correlating hand motion data and hand muscle data obtained from the monitoring; evaluating the correlated data and classifying the hand movements as normal or abnormal based on at least one of tremor parameters, hypokinetic parameters, and historical data of the user; and providing an indication in case of an abnormal evaluation.

Abstract: The present disclosure relates to a computer-implemented method for monitoring eye-hand coordination of a user of a digital writing instrument, comprising: monitoring the location of a writing tip of the writing instrument during a writing session with the writing instrument; monitoring the eye location of the user during the writing session; generating data by correlating the locations of the writing tip and of the user's eyes; comparing the generated data to historical data from the user; providing an indication in case that data of a current writing session of the user deviates from an average of historical data from the user; and storing generated data as historical data.

Abstract: The present disclosure relates to measuring recovery of a finger skin temperature of a writing instrument's user, comprising: measuring a first finger skin temperature of a user's finger contacting a grip area of the writing instrument during a writing session with the writing instrument; cooling the finger contacting the grip area with a cooling element and for a cooling duration; measuring a second finger skin temperature after lapse of the cooling duration; calculating the skin temperature reduction; measuring a series of finger temperature measurements after lapse of the cooling duration; calculating a temperature recovery rate based on the series of finger temperature measurements; comparing the skin temperature reduction and the temperature recovery rate to historical data and/or reference data; and providing an indication to the user in case that the skin temperature reduction and/or the temperature recovery rate are abnormal as compared to the historical data and/or reference data.

Abstract: In a first aspect, the present disclosure relates to a computer-implemented method for monitoring a fingertip strength of a writing instrument's user, comprising: monitoring an amount of holding pressure of at least one fingertip applied on the writing instrument during writing with the writing instrument; comparing the monitored amount of pressure to historical pressure data from the same user or a group of users; and providing an indication to the user in case that at least two writing sessions from the user comprise reduced pressure on the writing instrument, when compared to the historical pressure data.

Abstract: A cartridge for a razor comprises at least one blade and a first blade support configured to attach the at least one blade to the cartridge. The first blade support includes a first portion, a second portion, and a third portion, a first optical feature provided on one or more of the first portion, the second portion, and the third portion. The first optical feature is selected from one or more of a color, a coating, a texture, a perforation, a transparency of the blade support, a light emitting source, a protrusion and a sticker.

Abstract: A shaving device including a head extending between a first end and a second end, the head being configured to support a blade, and the head including a base extending between the first end of the head and the second end of the head, the base including one or more magnetic projection extending from a surface of the base being configured to face a shaving surface, a handle being configured to support the head, and a magnetic field module included by one of the handle or the head, the magnetic field module being configured to be transitioned between an inactive state and an active state, wherein the magnetic field module is configured to interact with the one or more magnetic projection in the active state to move the one or more magnetic projection.

Abstract: A razor head holder is provided. The holder comprises a holder structure including a connector for a razor head, the holder structure further including a helical screw-in member configured for a piercing connection with a razor handle including an engaging portion comprising at least one of cork; a compound of cork, wood, and/or bamboo fiber/power with a plastic matrix; and thermoplastic or thermoset material with a shore hardness between 30A-60D.

Abstract: A cartridge for a razor comprises a plurality of blade supports, wherein at least one blade support further comprises a blade attached to an inner surface of the at least one blade support that faces away from a shaving surface, wherein the at least one blade support comprises a first optical feature disposed on a portion of an outer surface of the at least one blade support that faces towards the shaving surface, and wherein the first optical feature is a first thermochromic portion configured to change colour based on a temperature of the at least one blade support according to a first temperature response of the first thermochromic portion.

Abstract: In a first aspect, the present disclosure relates to a substrate 100 comprising an adhesive, a hygroexpansible material 110 and a hygroinert ink 120. In a second aspect, the present disclosure relates to a system comprising: a substrate 100 comprising a hygroexpansible material 110 and an adhesive. Further the system according to the second aspect comprises a writing instrument comprising an ink cartridge comprising a hygroinert ink 120.

Abstract: In a first aspect, the present disclosure relates to a razor cartridge comprising a housing having a leading longitudinal side and a trailing longitudinal side and one or more shaving blades disposed between the leading longitudinal side and a trailing longitudinal side. Further, the razor cartridge comprises a hygromorphic layer disposed between the leading longitudinal side and the trailing longitudinal side and adjacent to the one or more shaving blades.

Abstract: A writing instrument configured to provide tactile feedback to a user, comprising an elongate body portion enabling a user to grip the writing instrument, wherein the body portion comprises a proximal end and a distal end, the proximal end comprising a source of infra-red radiation to illuminate, in use, an active region of a writing surface; and a controller configured to generate a control signal for controlling the source of infra-red radiation. The source of infra-red radiation, driven by the control signal, emits infra-red radiation having a spectral maximum in wavelength range capable of activating thermal bimorph polymer material, and wherein, in use, the proximal end of the writing instrument, when in contact with the active region of the writing surface transfers a tactile impulse generated by the active region of the writing surface to the user via the elongate body portion.

Abstract: There is provided a smart beverage container for analyzing saliva. The smart beverage container comprises a body comprising a top edge with a saliva absorbing rim area configured to collect saliva of a user, a biosensor coupled to the body and configured to receive power from a power source, and a microfluidic network between the saliva absorbing rim area and the biosensor, wherein the microfluidic network comprises a plurality of channels configured to direct the collected saliva to the biosensor, wherein the biosensor is configured to analyze saliva and to provide the result of the analysis to a communication interface.

Abstract: In a first aspect, the present disclosure relates to a system comprising a writing instrument, wherein the writing instrument comprises a solution of one or more salts and a writing orifice. Furthermore, the system comprises a drawing substrate configured to change color based on the concentration of the one or more salts and/or water content, wherein the drawing substrate comprises cholesteric liquid-crystals.

Abstract: A writing instrument comprising: an elongate body portion with distal and proximal ends defining a principal axis of the writing instrument; an electronically actuated nib manipulator with an end portion comprising a nib, attached to the proximal end to move the end portion within a spatial domain defined along first and second axes of a plane that is substantially orthogonal to the principal axis, and along a third axis that is an extension of the principal axis; an inertial measurement unit that measures the position of the principal axis relative to a writing surface; and an electronic control unit coupled to the inertial measurement unit and nib manipulator to obtain segment formation commands, and receive the position of the principal axis from the inertial measurement unit. The electronic control unit electronically actuates the nib manipulator so that the end portion moves within the spatial domain to scribe predefined characters.

Abstract: A writing instrument configured to provide tactile feedback to a user, comprising an elongate body portion enabling a user to grip the writing instrument, wherein the body portion comprises a proximal end and a distal end, the proximal end comprising a source of infra-red radiation to illuminate, in use, an active region of a writing surface; and a controller configured to generate a control signal for controlling the source of infra-red radiation. The source of infra-red radiation, driven by the control signal, emits infra-red radiation having a spectral maximum in wavelength range capable of activating thermal bimorph polymer material, and wherein, in use, the proximal end of the writing instrument, when in contact with the active region of the writing surface transfers a tactile impulse generated by the active region of the writing surface to the user via the elongate body portion.

Abstract: A shaving system including a shaver having a handle, a razor cartridge, and one or more sensors, wherein the one or more sensors may be configured to detect a characteristic of at least one of the shaver or a body part of a user and to generate a sensor signal representative of the characteristic. A processor may be operably coupled to the one or more sensors and may have at least one algorithm stored thereon for analyzing the sensor signal to determine a status of the shaving session. An indicator may be operably coupled to the processor, and the indicator may be configured to provide feedback to the user regarding the status of the shaving session.

Abstract: A cartridge for a razor comprises at least one blade and a first blade support configured to attach the at least one blade to the cartridge. The first blade support includes a first portion, a second portion, and a third portion, a first optical feature provided on one or more of the first portion, the second portion, and the third portion. The first optical feature is selected from one or more of a color, a coating, a texture, a perforation, a transparency of the blade support, a light emitting source, a protrusion and a sticker.

Abstract: A system for assisting shaving comprising at least one sensor configured to measure water flow delivered by a sink water delivery piping and/or to measure water temperature delivered by the sink water delivery piping and/or to detect a shaver rinsing occurrence and a unit configured to collect data from the at least one sensor and to provide shaving information on the basis of the data in order to optimize the rinsing of the shaver.

Abstract: A shaving system including a shaver having a handle, a razor cartridge, and one or more sensors, wherein the one or more sensors may be configured to detect a characteristic of at least one of the shaver or a body part of a user and to generate a sensor signal representative of the characteristic. A processor may be operably coupled to the one or more sensors and may have at least one algorithm stored thereon for analyzing the sensor signal to determine a status of the shaving session. An indicator may be operably coupled to the processor, and the indicator may be configured to provide feedback to the user regarding the status of the shaving session.