Abstract: A method (500) for localizing gingival inflammation using an oral care device (10), the method comprising: (i) emitting (520) light at a first intensity by a light emitter (42); (ii) obtaining (530) first reflectance measurements reflectance data; (iii) determining (540), by a controller (30) from the first reflectance data, whether the location comprises gingiva; (iv) automatically adjusting (550), based at least in part on the first reflectance data, the intensity of a light emitter to a second intensity different from the first intensity, and/or automatically adjusting (550) a gain of a light detector; (v) obtaining (560) a second plurality of reflectance measurements by the light detector of the oral care device for at least some of the locations; and (vi) determining (570), using the second plurality of reflectance measurements, whether gingiva at the location is inflamed.

Abstract: An oral cleaning system (100, 200) configured to provide optimal oral cleaning using an oral cleaning device (10), the system capable of receiving, extracting, and assessing data from one or more sensors (28) of the oral cleaning device to determine whether optimal cleaning has been achieved during a primary oral cleaning session, and if not, generating a customized secondary cleaning routine configured to achieve optimized cleaning session. The customized secondary cleaning routine is offered to the user, and the system guides the user through the customized secondary cleaning routine to achieve optimal cleaning performance.

Abstract: A computer implemented method for detecting an attempt to spoof and facial recognitions apparatus determines for a plurality of spatially separated regions of a surface, a respective measure of at least one vital sign. A determination is made from the respective measures of at least one vital sign, homogeneity information associated with the respective measures, the homogeneity information is used to determine if said spatially separate regions of said surface are living tissue.

Abstract: An oral care system and method for providing visual feedback to a user after usage sessions of an oral care device. The system includes a sensor module configured to collect data during usage sessions with the oral care device related to a longitudinal parameter representative of an oral health of a user. A memory module is configured to store the data. A data interpretation module is configured to retrieve historical usage data from the memory module and quantify oral health values from the historical data with respect to each of the longitudinal parameters. A decision module is configured to compare the oral health values to a set of reference values. A controller is configured to generate a control signal based on an output of the decision module. A visual feedback module of the oral care device is configured to operate in accordance with the control signal.

Abstract: Systems and methods for enhancing a user's efficiency while operating an oral hygiene device (10) is provided. In an exemplary embodiment, motion information of an oral hygiene device is received from one or more accelerometers (32) located within the oral hygiene device. The received motion information is compared to a targeted motion of the oral hygiene device. The user operating the oral hygiene device is then provided with feedback in response to determining that the received motion information is within a predefined range of the targeted motion information.

Abstract: A personal care device including at least one sensor (28) configured to obtain sensor data including information about a user; a controller (30) having a feature extraction module (230) and a classifier (240), the feature extraction module configured to extract one or more features from the obtained sensor data, the classifier configured to determine a status of a user based on the extracted one or more features; and a personal care device (10) configured to provide a personal care function and receive one or more control signals to adjust the personal care function based on a determined status of at least a portion of the user's body.

Abstract: A method and system for identifying an attachment of a personal care device (10). The method includes attaching an attachment (14) containing a memory (16) to a body portion (12) of a personal care device. The personal care device is powered up. Data is retrieved from the memory of the attachment. Information about the attachment attached to the personal care device is extracted from the retrieved data, the information including at least an association of the attachment to a specific user. An output characteristic of a status indicator (30) of the personal care device is associated with the ID (22) of the attachment. The status indicator is operated in accordance with the output characteristic when the attachment is coupled to the body portion of the personal device.

Abstract: A method (300) for characterizing color information about a tooth, comprising: (i) projecting (320) at least one predetermined color pattern (400); (ii) obtaining (330), using an imager (10), one or more images (90) each containing both a projected first predetermined color pattern (400) and at least a portion of a user's mouth (500); (iii) automatically identifying (340) by a controller (30), from the obtained one or more images, one or more teeth (510) in the at least a portion of the user's mouth (500( ); (iv) comparing (350) an imaged predetermined color pattern to a corresponding projected predetermined color pattern; and (v) extracting (360) by the controller, based on the outcome of the comparison, color information about the one or more identified teeth (510).

Abstract: A method (300) for obtaining images using an imaging device (100), comprising: obtaining (320), using an imager (10), an oral image (90); determining (330), by a sensor (70), an orientation of the imaging device; extracting (340), by a controller (30), one or more features (90?) from the obtained image comprising at least an image quality feature and an object recognition feature; determining (350), by the controller, whether the extracted features satisfy a predetermined feature threshold; calculating (360), by the controller if the extracted features do not satisfy the predetermined feature threshold, a physical adjustment of the imaging device required to satisfy the predetermined feature threshold, based on the extracted features and the determined orientation of the imaging device; and providing (370), via a user interface (60), feedback to a user regarding the obtained image, wherein the feedback comprises instructions to implement the calculated physical adjustment required to satisfy the predetermined

Abstract: A system (10) and method for selecting a mouthpiece (25) for a user. The method includes receiving a signal with a personal care system (10) to initiate oral arch measurements using a personal care device (12). Data is collected from a position sensor (16) related to a location of a probe (14) of the personal care device as the probe is moved about an oral arch of the user. A controller (18) of the personal care system determines a dimension of the oral arch from the data. The controller selects a mouthpiece for the user based on the dimension of the oral arch. Information identifying the mouthpiece is transmitted to the user or other intended recipient.

Abstract: A method (300) for obtaining one or more oral images (90) using an imaging device or system (100, 200) includes: (i) obtaining (320), using an imager, an oral image; (ii) extracting (330), by a controller, one or more features from the oral image, wherein the extracted one or more features comprises at least an image quality feature and an object recognition feature; (iii) determining (340), by a decision module of the controller, whether the one or more extracted features satisfy a predetermined feature threshold; (iv) providing (350) feedback to a user regarding the obtained oral image if the one or more extracted features does not satisfy the predetermined feature threshold, or authorizing (370) transmission of the oral image to a dental professional if the one or more extracted features satisfy the predetermined feature threshold; and (v) transmitting (380), if transmission is authorized, the obtained oral image to a dental professional.

Abstract: A method (200) for determining a position and an orientation of a portion of a handheld personal care device relative to a user's body (50), comprising: providing (210) a handheld personal care device comprising at least one energy source (20) and at least one detector (22), both the at least one energy source and the at least one detector located within the handheld personal care device, the at least one energy source arranged at a first position and having a first orientation within the handheld personal care device; emitting (220) energy in a three dimensional space surrounding the handheld personal care device; detecting (230) a portion of the energy emitted; generating (240) sensor data; extracting (250) one or more features from the generated sensor data; and estimating (260) a position and an orientation of a portion of the handheld personal care device relative to the user's body based on the extracted one or more features.

Abstract: A method (400) for modifying a user's oral care program. The method includes the steps of: (i) providing (410) a network (200) comprising a first personal care device (10a) in communication with a second personal care device (10b); (ii) cleaning (420) at least a portion of the oral cavity using the first personal care device; (iii) obtaining (440), while cleaning with the first personal care device, sensor data for the at least a portion of the oral cavity; (iv) communicating (450) the obtained sensor data to the second personal care device; and (v) modifying (460), based on the communicated sensor data, a function of the second personal care device.

Abstract: A personal care device (10) configured to generate a feedback signal in response to excessive pressure applied by a user includes: a body portion (12) comprising a first interacting portion (40); a shaft (24) comprising a second interacting portion (42), wherein the shaft and the second interacting portion are moveable, in response to a force applied by the user, from a first position in which the first interacting portion does not physically interact with the second interacting portion, to a second position in which the first interacting portion physically interacts with the second interacting portion; and a sensor (70) configured to detect the physical interaction between the first interacting portion and the second interacting portion, and further configured to activate a feedback signal, in response to the detection of the physical interaction, to the user that excessive pressure is being applied.

Abstract: The invention discloses an oral care device (100) comprising a head portion (102) having a protuberance (104) for engaging an interproximal region within an oral cavity. The oral care device (100) also comprises at least one sensor (108) for acquiring motion data for the oral care device, and a processor (110). The processor is configured to determine when the protuberance of the head portion engages an interproximal region in the oral cavity; and determine, based on motion data acquired by the at least one sensor as the protuberance moves between interproximal regions, a position of the head portion of the oral care device in the oral cavity. An oral care system and a method of determining a position of an oral care device in an oral cavity are also disclosed.

Abstract: A system and method of determining and notifying a user when to replace a worn dental cleaning head (104), comprises receiving, from a sensor (106), at least one measured value; calculating, using the measured value, a burn metric of the dental cleaning head; modeling, using the burn metric, an estimated lifetime of the dental cleaning head; determining, from the lifetime model, whether the dental cleaning head is in need of replacement; and notifying the user upon determining that the dental cleaning head is in need of replacement.

Abstract: The present invention relates to a device (10) for obtaining and processing measurement readings including at least a component representative of a physical phenomenon in a living being (16), comprising a sensor (12) for obtaining measurement readings from at least one body part of a living being (16) from a distance having at least a component representative of the physical phenomenon in the living being (16), an identification unit (26) for identifying the at least one body part of the living being (16); an extraction unit (38) for extracting at least one first signal from the measurement readings representing at least one component representative of the physical phenomenon, an evaluation unit (30) for obtaining adjustment information according to the at least one identified body part, and an adjustment unit (34) for adjusting the at least one first signal according to the adjustment information and for generating at least one output signal representing the physical phenomenon of the living being (16).

Abstract: There is provided a method of extracting a physiological information which comprises, for a defined time-period, extracting a plurality of signal segments in a time-domain form, selecting a subset of the plurality of signal segments according their maximum signal level, converting at least said subset to produce a plurality of transformed signal segments, and combining the at least said subset of the plurality of transformed signal segments to produce a combined signal segment. This has the advantage of reducing the influence of motion and or illumination-induced changes on the final result by removing parts of the raw signal segments which are worst affected by these.

Abstract: There is provided a system and method of assessing the quality of the extraction of the signal and the reliability of the physiological measurement by providing a system for producing a quality metric for physiological information extraction from a sequence of image frames, the system comprising a signal extraction unit configured to extract a signal representative of a physiological characteristic from a plurality of the image frames, a signal analyzer configured to calculate a plurality of physiological information results from the signal using a plurality of calculation functions, the plurality of calculation functions being comprised within a list of calculation functions, each physiological information result being calculated using a different calculation function, and a quality metric calculator for calculating a quality metric value based on a signal analysis metric derived from a comparison between the physiological information results of the plurality of physiological information results.

Abstract: A whitening smart pen apparatus (10) for automatically dispensing a teeth whitening substance onto one or more teeth of a user comprises a fluid reservoir (16), a nozzle (18) having an output port (26), a fluid dispenser (20), a sensor (22) and a controller (24). The fluid dispenser dispenses the teeth whitening substance from the fluid reservoir to the nozzle and is output via the output port. The sensor, positioned in an advance dispensing direction of the nozzle, senses a target surface that comprises either (i) a tooth surface (12) or (ii) other surface (14). The controller (24) is configured for (i) controlling a gating of the fluid dispenser (20) to dispense the teeth whitening substance from the fluid reservoir (16) in response to the sensor (22) detecting the tooth surface (12), and (ii) stopping or disabling the gating of the fluid dispenser to stop or disable a dispensing of the teeth whitening substance from the fluid reservoir in response to the sensor (22) detecting the other surface (14).