Abstract: Systems, methods, apparatuses, and computer program products for contact-free heart rate monitoring and/or measurement are provided. One method may include receiving video(s) that include visual frame(s) of individual(s) performing exercises, detecting some exposed skin from the video(s), and performing motion compensation to generate color signals for the exposed skin to precisely align frames of the exposed skin. The method may also include generating the color signals by estimating a skin color for each frame by taking a spatial average over pixels of a cheek of the face(s) for R, G, and B channels, respectively, applying an operation to remove remaining motion traces from the frames such that the heart rate traces dominate, and extracting and/or outputting the heart rate of the individuals using a frequency estimator of the skin color signals.

Abstract: A method for a wearable device to determine a biological parameter of a tissue of a person. To apply an emitting of a first and a second wavelength of light towards the tissue. To collect and sense a first and a second set of frequency bands from the signals received back from the first and the second wavelengths, respectively. The first set of frequency bands represents a first signal which corresponds to a combination of the biological parameter and an extraneous noise. The second set of frequency bands represents a second signal mainly comprising the extraneous noise. To subtract the first set of frequency bands from the second set of frequency bands in the frequency domain to obtain a third set of frequency bands. The third set of frequency bands represents a third signal corresponding to the biological parameter.

Abstract: Systems and methods are provided for extracting hemodynamic information, optionally employing portable electronic devices with optional User Interface (UI) features for system implementation. The systems and methods may be employed for acquiring hemodynamic signals and associated electrophysiological data and/or analyzing the former or both in combination to yield useful physiological indicia or results. Such hardware and software is advantageously used for non-invasively monitoring cardiac health.

Abstract: Some embodiments provide a wearable monitoring device including a motion sensor and a photo (PPG) sensor. The PPG sensor includes (i) a periodic light source, (ii) a photo detector, and (iii) circuitry determining a user's heart rate from an output of the photo detector. Some embodiments provide methods for operating a heart rate monitor of a wearable monitoring device to measure one or more characteristics of a heartbeat waveform. Some embodiments provide methods for operating the wearable monitoring device in a low power state when the device determines that the device is not worn by a user.

Abstract: A method and a system for processing an electroencephalogram (EEG) signal are provided. The method for processing the EEG signal includes: performing a spike detection on the EEG signal to obtain a spike distribution waveform, performing an instantaneous frequency oscillation energy analysis on the EEG signal to obtain multiple energy distribution waveforms; performing a complexity analysis on the EEG signal to obtain a complexity change waveform, obtaining a determination result of a specified neural waveform based on the spike distribution waveform, the energy distribution waveforms, and the complexity change waveform, and outputting the determination result.

Abstract: Techniques are disclosed for detecting arrhythmia episodes for a patient. A medical device may receive one or more sensor values indicative of motion of a patient. The medical device may determine, based at least in part on the one or more sensor values, an activity level of the patient. The medical device may determine a heart rate threshold for triggering detection of an arrhythmia episode based at least in part on the activity level of the patient. The medical device may determine whether to trigger detection of the arrhythmia episode for the patient based at least in part on comparing a heart rate of the patient with the heart rate threshold. The medical device may, in response to triggering detection of the arrhythmia episode, collect information associated with the arrhythmia episode.

Abstract: The present invention generally relates to the field of automated and flexible information extraction for review and analysis of computer code. In particular, the novel present invention provides a unique platform for analyzing, classifying, extracting, and processing information using multichannel input from user devices and optical tracking sensors and employing the use of behavioral cloning network (BCN) technology. Embodiments of the inventions are configured to provide an end to end automated solution for extracting data from code review processes that can be used to automate and accelerate the code review and validation methods.

Abstract: Wearable measuring device (1) that can be worn on a person's body, that is intended for measuring parameters on the skin ill) of the person and that is designed as a measuring block (2) equipped with an elongated, shell-shaped housing (3) with a convex side (A) and a concave side (5) and in which the surface of the concave side (5) and wherein the surface of the concave side (5) is equipped with at least a pair of electronic sensors (9, 10) meant to be put into contact with the skin (11) of the person concerned for measuring the parameters.

Abstract: Methods, systems and devices for estimating the position and orientation of an invasive surgical devices, for example, a catheter guidewire or endoscope, surgical catheter, or self-guided electrophysiology catheter, relative to a reference frame, are described. An example system comprises one or more permanent magnets mounted on the surgical device, a plurality of magnetometer sensors at fixed location providing a reference frame that are configured to perform magnetic field measurements of the direct current superposition field of the permanent magnets, and computational means for receiving the input signals and calculating the position and orientation of the permanent magnets mounted on the surgical device.

Abstract: A gastrointestinal treatment system including a gastrointestinal capsule adapted to treat a subject following ingestion of the gastrointestinal capsule. The gastrointestinal capsule includes: (a) a housing; (b) a vibrating agitator, powered by the battery, the vibrating agitator adapted such that, in a first vibrating mode of operation, the housing exerts vibrations on an environment surrounding the capsule; (c) a power supply disposed within the housing and adapted to power the vibrating agitator; and (d) a controller adapted, in response to receipt of an activation input, to activate the vibrating agitator to operate in the first vibrating mode of operation at at least one predetermined time of day. The system and method may be used to treat an ailment of the gastrointestinal tract and/or to mitigate at least one symptom of jetlag in a subject travelling from an origin location to a destination location.

Abstract: Detection devices for detecting one or more target analytes such as volatile organic compounds (VOCs) may include a base and a sensor module coupleable to the base and including at least one electrochemical sensor, where the electrochemical sensor includes an electrode and an ionic liquid (e.g., room temperature ionic liquid) that is arranged on the electrode and specific to a target analyte. In some variations, at least one cavity specific to the target analyte is formed within the ionic liquid in response to the electrochemical sensor receiving an input signal.

Abstract: Adaptive respiratory condition assessment can include capturing signals generated by sensors of a portable device positioned to sense a user's body. The sensors can generate the signals in response to sensor-detected movements of the user's body measured along multiple axes and corresponding to lung activity in the user's body during respiratory cycles. A preferred axis of measurement can be selected using signal processing performed by a signal processor embedded in the portable device. Waveforms generated from signals corresponding to signals generated in response to movements of the user's body measured along the preferred axis can be filtered for extracting biomarkers from the waveforms using the signal processor. The one or more biomarkers extracted correspond to the lung activity. Based on the biomarkers, a respiratory condition of the user can be determined. A notification based on the respiratory condition as determined can be generated and conveyed with the portable device.

Abstract: It is an object of the invention to improve a user's breathing for a specific application (e.g. diagnostic imaging, falling asleep improvement (shortening sleep onset), delivery, tinnitus control therapy, CORD, blood pressure control). This object is achieved by a breathing adaptation system configured for influencing a breathing parameter of a user's breathing pattern in order to meet a goal of decreasing or increasing the influenced breathing parameter to a certain extent in a user specific manner. The breathing adaptation system comprises a sensor, configured for monitoring a current value of the influenced breathing parameter of the user. The breathing adaptation system further comprises a feedback unit configured for providing feedback to the user about a preferred value of the influenced breathing parameter, wherein the preferred value is different from the current value of the influenced breathing parameter (310).

Abstract: A method of cough detection in a headset, the method comprising: receiving a first signal from an external transducer of the headset; receiving a second signal from an in-ear transducer of the headset; and detecting a cough of a user of the headset based on the first and second signals.

Abstract: Solutions are provided for immediate and precise diagnosis of partial obstruction in children and adults and for detection of potentially preventable events of accidental suffocation and strangulation and for the diagnosis of high upper airway resistance syndrome (UARS) or partial airway obstruction during sleep in adults. The solutions identify pathognomonic indices for partial obstruction by utilizing noninvasive miniature sensors for monitoring the breath dynamics.

Abstract: Methods may be provided to identify a medical implant from a plurality of medical implants to be fixed to an anatomical surface. Dimensional parameters for each of the plurality of medical implants may be provided, and dimensional parameters corresponding to the anatomical surface may be provided. The dimensional parameters for each of the plurality of medical implants may be compared with the dimensional parameters corresponding to the anatomical surface, and one of the medical implants may be selected from the plurality of medical implants based on comparing the dimensional parameters for each of the plurality of medical implants with the dimensional parameters corresponding to the anatomical surface. An identification of the medical implant selected from the plurality of medical implants may be provided through a user interface. Related devices and computer program products are also discussed.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer-storage media, for an enhanced goniometer. In some implementations, a method includes obtaining a sequence of measurements to be measured based on one or more data points of an examination; receiving input from a user initiating a measurement; receiving raw data from a measuring component; processing the raw data to exclude measurements corresponding to one or more axes; generating a measurement result based on the processed raw data; and providing the measurement result for output.

Abstract: A surgical sizer sound, comprising an actuatable shaft. The surgical sizer sound also comprises an angled shaft coupled to the actuatable shaft. The surgical sizer sound also comprises a sizer coupler comprising a guide tip and a limit, pivotably coupled to the angled shaft and a sizer, removably coupled to the sizer coupler.

Abstract: A computerized method performed by a processor, and computer program product the method comprising: receiving sensory data of motion by a human subject, the sensory data obtained during motion in an uncontrolled environment; extracting features from the sensory data; identifying a plurality of strides from the features extracted from the sensory data; calculating kinematic parameters of each stride from the plurality of strides from the sensory data; classifying each stride from the plurality of strides in accordance with the kinematic parameters to obtain a stride type; and outputting the stride type for the plurality of strides.

Abstract: A method for live patient tracking for surgical centers and hospitals is provided comprising tracking patient journey through a healthcare facility. The method also comprises overlying tracked journey data on patient surgical status data and visualizing the overlaid journey data and surgical status data on a display. Visualization of data is performed on the display of a TV screen, a tablet, a desktop computer, a tablet or a smartphone. The visualized data includes patient indoor location within the healthcare facility. Patient indoor location is performed by means of an indoor positioning system such as Real Time Location Service (RTLS) system.

Abstract: A patient monitoring system to help manage a patient that is at risk of falling is disclosed. The system includes a patient-worn wireless sensor that can be affixed to the patient's back that senses the patient's motion and wirelessly transmits information indicative of the sensed motion to a patient monitor. The patient monitor receives, stores, and processes the transmitted information to determine whether the patient has fallen or is about to fall. Upon such detection, the system can notify the patient's caretakers that the patient has fallen or is about to fall and therefore, is in need of immediate attention.

Abstract: Devices, systems, and methods are provided for performing volume and intensity-based activity evaluations. A method may include determining, by a device, a heart rate. The method may include determining, based on the heart rate, a motion threshold amount for a time period. The method may include determining motion data. The method may include comparing the motion data to the motion threshold for the time period. The method may include determining, based on the comparison of the motion data to the motion threshold for the time period, an activity intensity level associated with the heart rate and the motion data. The method may include determining, based on the activity intensity level, an activity score. The method may include sending data indicating the activity score for presentation at a second device.

Abstract: A measurement device includes: a data acquisition unit that measures a sensor detection value by a sensor in at least two operation modes including a first mode with low power and a second mode for operating at a high speed, transmits a trigger signal when the detected value exceeds a first threshold value while operating in the first mode, transmits a first notification signal notifying that the user has started walking when the detected value has exceeded a second threshold value while operating in the second mode, and starts measuring gait data including a walking characteristic of the user wearing the sensor based on the sensor detection value; and a control unit that switches the operation mode to the second mode when the trigger signal is received, and switches the operation mode to the first mode when a predetermined condition is satisfied after reception of the first notification signal.

Abstract: An apparatus for in-vivo measuring H2O2 oxidation within a living tissue. The apparatus includes an electrochemical probe and an electrochemical stimulator-analyzer. The electrochemical probe includes a sensing part and a handle. The sensing part includes a working electrode, a counter electrode, and a reference electrode. The working electrode includes a first biocompatible conductive needle coated with a layer of vertically aligned multi-walled carbon nanotubes. The counter electrode includes a second biocompatible conductive needle. The reference electrode includes a third biocompatible conductive needle. The electrochemical stimulator-analyzer is configured to generate a set of electrical currents in a portion of the living tissue.

Abstract: Methods, systems, and devices for continuous glucose monitoring. More particularly, the methods, systems, and devices describe a working electrode with a GOx sensor and a background electrode in which the background electrode has no GOx sensor. The system may then compare the first signal and the second signal to detect ingestion of a medication by the user. The system may generate a sensor glucose value based on the comparison.

Abstract: Disclosed is system (100) for determining lifestyle regime for user, the system comprising: user device (102, 204, 300) comprising user agent module, wherein user agent module is configured to generate user interface (302), and receive user input data from user; blood glucose measuring device (104, 202) communicably coupled to user device for operation, blood glucose measuring device comprising electronic strip port for generating electronic signal; temperature sensor for sensing ambient temperature; and control unit configured to compute blood glucose level based on electronic signal and ambient temperature, data aggregating arrangement (106, 208) communicably coupled to user device for receiving blood glucose level and user input data provided by user agent module, and to process blood glucose level and user input data using one or more algorithms to determine lifestyle regime for user and display lifestyle regime on user interface of user device.

Abstract: Methods, systems, and devices for regulating blood glucose such as implantable encapsulated devices optionally with insulin and/or glucagon secreting cells in combination with glucose sensors and insulin infusion systems. For example, encapsulation devices may be connected to an insulin infusion pump for distribution of insulin. The insulin infusion pump may feature an insulin pouch fluidly connected to an insulin pump (or a syringe) and a glucose sensor separate from the encapsulation device. The system may feature an additional implantable device comprising insulin and glucagon secreting cells.

Abstract: Low profile continuous analyte measurement systems and systems and methods for implantation within the skin of a patient are provided.

Abstract: Methods and systems for sensor calibration and sensor glucose (SG) fusion are used advantageously to improve the accuracy and reliability of orthogonally redundant glucose sensor devices, which may include optical and electrochemical glucose sensors. Calibration for both sensors may be achieved via fixed-offset and/or dynamic regression methodologies, depending, e.g., on sensor stability and Isig-Ratio pair correlation. For SG fusion, respective integrity checks may be performed for SG values from the optical and electrochemical sensors, and the SG values calibrated if the integrity checks are passed. Integrity checks may include checking for sensitivity loss, noise, and drift. If the integrity checks are failed, in-line sensor mapping between the electrochemical and optical sensors may be performed prior to calibration.

Abstract: An analyte monitor includes a sensor, a sensor control unit, and a display unit. The sensor has, for example, a substrate, a recessed channel formed in the substrate, and conductive material disposed in the recessed channel to form a working electrode. The sensor control unit typically has a housing adapted for placement on skin and is adapted to receive a portion of an electrochemical sensor. The sensor control unit also includes two or more conductive contacts disposed on the housing and configured for coupling to two or more contact pads on the sensor. A transmitter is disposed in the housing and coupled to the plurality of conductive contacts for transmitting data obtained using the sensor. The display unit has a receiver for receiving data transmitted by the transmitter of the sensor control unit and a display coupled to the receiver for displaying an indication of a level of an analyte.

Abstract: A patient monitoring sensor having a communication interface, through which the patient monitoring sensor can communicate with a monitor is provided. The patient monitoring sensor includes one or both of waveguide-based light emitter and detector, communicatively coupled to the communication interface, capable of detecting light.

Abstract: A metabolic analyte sensor includes a substrate having an electrically conductive surface, an interference layer on the conductive surface, an enzyme layer on the interference layer, and a glucose limiting layer on the enzyme layer. The interference layer or the enzyme layer is configured such that the metabolic analyte sensor has an improved performance characteristic after sterilization compared to before sterilization. A packaged continuous metabolic monitor includes a sealed container; a metabolic sensor in the sealed container for insertion into a patient after the metabolic sensor is removed from the sealed container, the metabolic sensor comprising a conductive surface and an enzyme layer; electronic operating circuitry in the sealed container and coupled to the metabolic sensor; and a residue of a sterilizing gas in the metabolic sensor. The sealed container, the metabolic sensor and the electronic operating circuitry are sterilized together in the sealed container using the sterilizing gas.

Abstract: Analyte sensors are being increasingly employed for monitoring various analytes in vivo. Analyte sensors may feature enhancements to address signals obtained from interferent species. Some analyte sensors may comprise an analyte sensor comprising a working electrode comprising an active area disposed thereon and electrode asperities laser planed therefrom, the active area comprising an analyte-responsive enzyme. Methods include laser singulating a working electrode, the working electrode comprising an active area disposed thereupon and electrode asperities, the active area comprising an analyte-responsive enzyme, and laser planing at least a portion of the electrode asperities.

Abstract: Analyte sensors are being increasingly employed for monitoring various analytes in vivo. Analyte sensors may feature enhancements to address signals obtained from interferent species. Some analyte sensors may comprise a working electrode having sensing portion and an exposed electrode portion, wherein the sensing portion comprises an active area having an analyte-responsive enzyme disposed thereupon and the exposed electrode portion comprises no active area. The exposed electrode portion and the sensing portion may be present in a ratio of and about 1:10 to about 10:1.

Abstract: Systems for applying a transcutaneous monitor to a person can include a telescoping assembly, a sensor, and a base with adhesive to couple the sensor to skin. The sensor can be located within the telescoping assembly while the base protrudes from a distal end of the system. The system can be configured to couple the sensor to the base by compressing the telescoping assembly.

Abstract: Systems for applying a transcutaneous monitor to a person can include a telescoping assembly, a sensor, and a base with adhesive to couple the sensor to skin. The sensor can be located within the telescoping assembly while the base protrudes from a distal end of the system. The system can be configured to couple the sensor to the base by compressing the telescoping assembly.

Abstract: A system comprising: at least one hardware processor; and a non-transitory computer-readable storage medium having stored thereon program instructions, the program instructions executable by the at least one hardware processor to: receive, as input, a video image stream of a bodily region of a subject, continuously extract from said video image stream at least some of: (i) facial parameters of said subject, (ii) skin-related features of said subject, and (iii) physiological parameters of said subject, and apply a first trained machine learning classifier selected from a group of trained machine learning classifiers, based, at least in part, on a detected combination of said facial parameters, skin-related features, and physiological parameters, to determine one or more states of stress in said subject.

Abstract: The present invention provides a method of categorising words and/or text wherein the following steps are performed: a) compiling a catalogue of selected words of a language which are identified and selected from at least one dictionary and which are descriptive of intrapersonal behaviours and/or interpersonal interactions, and the selected words being of one of, or combinations of two or more of, or all of, the following types: verbs, adjectives, nouns and idioms (nouns may be descriptors of behaviour, personality or emotion); b) identifying synonyms for each one of the selected words from at least one thesaurus; c) identifying archetypal words from the respective groups of one selected word and its respective synonyms; d) rating the archetypal words with scores relating to affiliation and dominance thereby producing a matrix; e) applying ratings to all of the selected words and the synonyms.

Abstract: Technology described herein relates to extended monitoring and analysis of subject neurological factors via blepharometric data collection, for example, including devices and processing systems configured to enable such extended monitoring. This may include hardware and software components deployed at subject locations (for example, in-vehicle monitoring systems, portable device monitoring systems, and so on), and cloud-based hardware and software (for example, cloud-based blepharometric data processing systems. The technology allows for user blepharometric data to be collected across a plurality of monitoring sessions, in some cases via different collection technologies, thereby to analyze changes over time. For example, this can assist in identifying risks of degenerative neurological conditions.

Abstract: A magnetoencephalograph M1 includes: multiple optically pumped magnetometers 1A that measure a brain's magnetic field; multiple magnetic sensors for geomagnetic field cancellation 2 that measure a magnetic field; multiple magnetic sensors for active shield 3 that measure a fluctuating magnetic field; a geomagnetic field nulling coil; an active shield coil 9; a control device 5 that determines a current to generate a magnetic field for canceling the magnetic field based on measured values of the multiple magnetic sensors for geomagnetic field cancellation 2, determines a current to generate a magnetic field for canceling the fluctuating magnetic field based on measured values of the multiple magnetic sensors for active shield 3, and outputs a control signal corresponding to each of the determined currents; and a coil power supply 6 that outputs a current to each coil in response to the control signal.

Abstract: A brain measurement apparatus includes: a magnetoencephalograph including optically pumped magnetometers, magnetic sensors for measuring geomagnetic field at positions of the optically pumped magnetometers, magnetic sensors for measuring a fluctuating magnetic field at the positions of the optically pumped magnetometers, nulling coils for cancelling the geomagnetic field, and an active shield coil for cancelling the fluctuating magnetic field; an MRI apparatus including nulling coils for applying a static magnetic field and a gradient magnetic field, a transmission coil, and a receive coil; and a control device that, when measuring a brain's magnetic field, controls currents supplied to the nulling coils and the active shield coil based on measured values of the magnetic sensors and, when measuring an MR image, controls the static magnetic field and the gradient magnetic field by controlling currents supplied to the nulling coils and generates an MR image from an output of the receive coil.

Abstract: A textile suitable for detecting movement and/or deformation comprises an electrically conductive fabric (8) which can expand in at least two directions, electrodes (12) arranged substantially regularly along the periphery of the fabric (8), a controller (14) designed to control the excitation of the electrodes (12) two by two according to a pattern such that all the electrodes (12) are successively excited, and to measure each time the voltage in the non-excited electrodes (12), and a computer (22) comprising a neural network inference engine and designed to receive the voltage measurements taken attire non-excited electrodes (12) in a given excitation cycle, in order to supply them to the neural network inference engine and to return a characteristic measurement of a movement having caused a deformation of the textile.

Abstract: An electrocardiography patch is provided. A backing includes two rounded ends connected by a middle section that is narrower than the two rounded ends. An electrode is positioned on a contact surface of the backing on each rounded end. A circuit trace is electrically coupled to each of the electrodes. A battery is positioned on an outer surface of the backing, opposite the contact surface, on one of the rounded ends.

Abstract: A biomedical electrode includes: a plate-shaped support portion; an elastic pillar portion that is provided on a first surface of the plate-shaped support portion; and a conductive resin layer that is formed to cover a distal end of the elastic pillar portion, in which the elastic pillar portion includes a silicone rubber, the conductive resin layer includes a conductive filler and a silicone rubber, and when measured at 37° C. according to JIS K 6253 (1997), a type A durometer hardness of a surface of the elastic pillar portion is 15 or higher and 35 or lower.

Abstract: The present disclosure relates to a technical idea for minimizing a signal correction process between users using brain activity-based clustering technology. More specifically, the present disclosure relates to technology for minimizing a signal correction process between users by clustering a brain signal of a measurement subject into a specific clustering model and determining an intention of the measurement subject using an intention determination model learned on the specific clustering model.

Abstract: A biological signal monitoring wear includes: a biological signal measurement device; two or more electrodes contacting to skin; and a wear main portion in which an electrically conductive body configured to connect between the biological signal measurement device and the electrodes is supported on a cloth member of the wear main portion, and an elastic body having a length in a range of 30% to 60% inclusive relative to a length around a trunk in a subject's solar plexus portion is fixed to a trunk portion in the cloth member.

Abstract: An ambulatory monitor includes a conductive adhesive for electrically coupling a data recording module with a patient adhereable flexible patch. The ambulatory monitor includes a skin adhereable flexible patch and a data recording module that can be mounted to and demounted from the patch.

Abstract: A method and a system for analyzing electrocardiographic segments previously derived from a cardiac device so as to help to discriminate true positives episodes, including abnormal heart rhythms, from false positives episodes, including normal heart rhythms. Each episode received includes at least one segment of electrocardiographic signal, and each segment is segmented into sub-segments. Score vectors are obtained for each sub-segment to classify the episode so as to discriminate true positive episodes from false positive episodes, and the classification results, which include at least the true positive episodes, are output.

Abstract: A system and method for detecting a mapping annotation for an electrophysiological (EP) mapping system. The system includes a processor comprising a machine learning algorithm configured to receive a first heartbeat at an identified cardiac spatial location including a first set of attributes information corresponding to the first heartbeat; receive a second heartbeat at the identified cardiac spatial location including a second set of attributes information corresponding to the second heartbeat; compare the first set of attributes information with the second set of attributes information; and determine which of the first heartbeat and the second heartbeat has optimal characteristics based on the compared attribute information.

Abstract: The invention relates to a method for the real-time monitoring and evaluation of the state of a patient with a neurological condition from the indicative parameters of the state of the patient obtained by means of an EEG, comprising a step of measuring the EEG by means of at least one sensor, a step of processing the measured values, a step of extracting at least one set of values of the indicative parameters of the state of the patient, each set of values being extracted from time segments of the EEG, a step of calculating for each time segment the risk level of the patient suffering a crisis due to the neurological condition, the risk level being calculated by applying at least one mathematical classification model to each corresponding set of values, and a step of classifying the state of the patient between at least an alert or preictal state and a non-alert or non-preictal state, depending on a threshold level.