Abstract: A method for determining the risk of a person falling is provided. The method includes acquiring depth image data that comprises a plurality of frames that depict a person walking through a home, and extracting a foreground object from the depth image data. The method additionally includes generating a three-dimensional data object based on the foreground object, and identifying a walking sequence from the three-dimensional data object. The method further includes generating one or more gait parameters from the identified walking sequence, and comparing the one or more gait parameters against a standard clinical measure of the one or more gait parameters to determine a level of risk at which the person is of falling.

Abstract: An apparatus comprising a system with an array of sensors, sound and light emitting and receiving devices having at least one object control from a monitored object comprised of an operator, a patient, an animal, or machine, control of at least one performance parameter of the system; at least one iris/retina biometric sensor; at least one physiological iris/pupil sensor; at least one infinite random light emitter; said at least one iris/pupil biometric sensor; said at least one physiological pupil sensor and said one infinite random light emitter operatively connected and synchronized communication with each other utilizing at least one central processing unit; said at least one biometric sensor and said at least one physiological sensor delivering a parallel array of sensory readings to said central processing unit; said central processing unit capable of detecting a normal or an abnormal sensory reading; said at least one central processing unit capable of effecting said at least one performance parameter

Abstract: Systems and methods are disclosed for non-invasively measuring blood glucose levels in a biological sample based on spectral data. This includes utilizing at least one light source configured to strike a target area of a sample, utilizing at least one light filter positioned to receive light transmitted through the target area of the sample from the at least one light source, utilizing at least one light detector positioned to receive light from the at least one light source and filtered by the at least one light filter, and to generate an output signal, having a time dependent current, which is indicative of the power of light detected, receiving the output signal from the at least one light detector with a processor, calculating the attenuance attributable to blood with a ratio factor based on the received output signal, and determining a blood glucose level based on the calculated attenuance.

Abstract: Disclosed herein is an inventive medical device. The medical device includes an implantable device, such as an electrochemical sensor. The implantable device has an implantable portion configured for insertion into a patient, a contact portion configured for connection to another device, and an interconnecting portion connecting the implantable portion and the contact portion. A housing is provided that has a first part that is removably connectable with a second part to form a sterile packaging to seal the implantable portion against a surrounding environment. The first part comprises a first sealing surface and the second part comprises a second sealing surface and the first and second sealing surfaces interact to form a sealing area. The interconnecting portion of the implantable device extends through the sealing area. An inventive method of producing the medical device is also disclosed.

Abstract: A biological property testing device includes a base comprising a primary surface extending in a base plane, and a first lancet station supported by the base. A first test strip channel provided in the base can have a main channel portion extending generally parallel with the base plane, and an angled channel portion that forms an angle with the main channel portion between 5 degrees and 90 degrees. The first test strip channel can house a biological test strip oriented so that a meter connecting end of the biological test strip is adjacent to the main channel portion and a sample end of the biological test strip is adjacent to the angled channel portion.

Abstract: A device for facilitating the testing of a fluid sample on a test strip includes a housing containing a loading receptacle, a support member, a disposal receptacle, a lancet device and a sensor device. The loading receptacle is adapted to receive the test strip. The support member is adapted to support the test strip. The disposal receptacle is adapted to hold the test strip. The sensor device is adapted to analyze the fluid sample. The device further includes a strip control assembly that is adapted to move the test strip from a first position in the loading receptacle to a second position on the support member, and from the second position to a third position in the disposal receptacle. The device may include a sample door that provides access to the test strip in the second position wherein the test strip is operatively engaged with the sensor device.

Abstract: Systems and methods for estimating emotional states, moods, affects of an individual and providing feedback to the individual or others are disclosed. Systems and methods that provide real time detection and monitoring of physical aspects of an individual and/or aspects of the individual's activity and means of estimating that person's emotional state or affect and change to those are also disclosed. Real time feedback to the individual about the person's emotional change, change or potential change is provided to the user, helping the user cope, adjust or appropriately act on their emotions.

Abstract: Methods for caring for a patient are disclosed. In some embodiments, the methods include measuring a first autonomic nervous system condition of the patient, calculating a first autonomic dysfunction based on the measured first autonomic nervous system condition, and calculating a first sympathovagal balance based on the first measured autonomic nervous system condition. The method also includes treating the patient, measuring a second autonomic nervous system condition of the patient, calculating a second sympathovagal balance based on the second measured autonomic nervous system condition, and comparing the second sympathovagal balance with the first sympathovagal balance. The method also includes calculating a second autonomic dysfunction based on the measured second autonomic nervous system condition, and comparing the second autonomic dysfunction with the first autonomic dysfunction.

Abstract: A method of detecting and measuring the condition of intraluminal esophageal mucosa. An esophagus is intubated with a catheter including an inflatable and deflatable balloon and one or more impedance sensing electrodes on an exterior surface of the catheter. The balloon is inflated to press the impedance sensing electrode(s) into a mucosa of the interior esophageal wall. An electric current is directed through the mucosa via the impedance sensing electrode(s) while the impedance sensing electrode(s) is/are pressed by the balloon against the mucosa and measure impedance of the mucosa.

Abstract: Reference imagery of dermatological conditions is compiled in a crowd-sourced database (contributed by clinicians and/or the lay public), together with associated diagnosis information. A user later submits a query image to the system (e.g., captured with a smartphone). Image-based derivatives for the query image are determined (e.g., color histograms, FFT-based metrics, etc.), and are compared against similar derivatives computed from the reference imagery. This comparison identifies diseases that are not consistent with the query image, and such information is reported to the user. Depending on the size of the database, and the specificity of the data, 90% or more of candidate conditions may be effectively ruled-out, possibly sparing the user from expensive and painful biopsy procedures, and granting some peace of mind (e.g., knowledge that an emerging pattern of small lesions on a forearm is probably not caused by shingles, bedbugs, malaria or AIDS).

Abstract: A joint manipulation and evaluation apparatus has a mechanism configured to manipulate a first bone of a joint relative to a second bone of the joint. The apparatus has a joint stabilizer arranged to engage the joint and hold the second bone in place as the first bone is manipulated. A sensor is coupled to the joint stabilizer and is configured and arranged to detect residual movement of a clamped portion of the joint relative to the joint stabilizer as the first bone is manipulated.

Abstract: A method of providing performance reports to persons associated with the monitoring of an analyte level, such as blood glucose concentrations in a host, is provided. The performance reports can indicate a measure of an analyte variability of the host over a first analysis time period compared to a measure of analyte variability of the host over one or more other analysis time periods. The analyte level of the host can be received in each of a plurality of sensor readings from a continuous analyte sensor, such as multiple sensor readings per hour, so that the analyte variability that is used in determining the performance report of the host can be based on not just a few metered readings taken by the host, but a plurality of intermittent readings that are taken by a continuous analyte sensor, for example.

Abstract: Aspects of the disclosure include a sleep state detection method. The sleep state detection method includes: upon detecting that current status of a user satisfies a preset sleep condition, sending, by a smart wearable device, a state checking request to a terminal associated with the smart wearable device, the state checking request instructing the terminal to provide state information based on sensor data or an operation event of a predetermined application on the terminal; receiving the state information from the terminal; and determining whether the user enters a sleep state based on the state information.

Abstract: A device for detecting momentary sleep is shown. The device includes a video recording device for video-based monitoring of a person and of an eye area of the person, the video recording device being configured to record a sequence of pictures of the person and of the eye area and to output same to a threshold determination device. The threshold determination device is configured to derive one or more thresholds individually adapted to the person from the sequence of pictures. Moreover, the device includes a threshold evaluator configured to decide, on the basis of the one or more individually adapted thresholds, whether or not the person has momentarily fallen asleep, the one or more individually adapted thresholds being utilized for establishing whether or not the thresholds have been passed within the actual time curve of the eye opening and, thus, whether or not the person has momentarily fallen asleep.

Abstract: An adjustable pillow including an outer shell, an inner top layer and an inner lower layer, a flexible bladder located between the inner top and lower layers, a closure mechanism located in the pillow that can be used to open and close an opening in the pillow, and a plurality of soft support members that can be inserted into and removed from the bladder. Each member includes a round core and a plurality of projections extending from the core. The pillow may also include a controller that communicates with a mobile device in order to monitor a user's sleep and provide sounds and movements that help the user fall asleep.

Abstract: A method of providing a graphical representation of sleep quality includes obtaining ECG data for a patient, obtaining a plurality of N-N intervals from the ECG data, calculating a plurality of spectral densities based on the plurality of N-N intervals, wherein each spectral density is associated with one of a plurality of successive time windows and is calculated based on certain ones of the N-N intervals associated with the one of the plurality of successive time windows, and generating the graphical representation of sleep quality using the plurality of spectral densities.

Abstract: A system for determining at least one medical condition in a user includes an external communication device, and a portable device for measuring intensity of pain and multiple emotional responses of a user, and generating data associated with skin conductance of the user. This data is used independently or integrated with other measurements. Predictive algorithms can be established for evaluation and treatment of the individual. Particularly, the portable device is capable of communicating with the external communication device over a network.

Abstract: A device is disclosed that can include a number of contacts to provide a first signal indicative of one or more states of the patient's upper airway, and can include a control circuit configured to determine a presence of disordered breathing in the patient, provide electrical stimulation to a portion of the patient's upper airway based on the presence of disordered breathing, and determine a level of compliance of the patient's use of the device based.

Abstract: This invention concerns a device (1) for detecting and monitoring the temperature of the esophagus (E) during cardiac ablation treatments, which makes it possible to continuously and automatically monitor the correct positioning of the temperature sensors (3a, 3b, 3c, 3d, 3e).

Abstract: A device is disclosed that can detect and treat disordered breathing in a patient. The device can include at least one contact adapted to make contact with a portion of an oral cavity of a patient, and a control circuit configured to: in a first mode, detect a presence of disordered breathing in the patient based, at least in part, on a first signal received from the at least one contact; and in a second mode, provide electrical stimulation via the at least one contact to a portion of the patient's upper airway based on a detection of the presence of disordered breathing.

Abstract: Surgical devices and methods for utilizing optical coherence tomography (OCT) to monitor and control tissue sealing are disclosed. The surgical device includes an end effector assembly that includes first and second jaw members that are movable between a first, spaced-apart position and a second proximate position. An OCT system, at least a portion of which is incorporated into the end effector assembly, is configured to sense properties of the tissue, e.g., the structural density of the tissue, disposed between the first and second jaw members. A tissue-sealing energy source may be disposed within at least one of the jaw members and may provide tissue-sealing energy to tissue disposed between the jaw members. A controller, which is coupled to the OCT system and the tissue-sealing energy source, controls the tissue-sealing energy generated by the tissue-sealing energy source based on the properties of the tissue sensed by the OCT system.

Abstract: A system for monitoring a patient includes a sensor unit having a housing and sensors disposed in or around the housing; and a base having a shell and configured and arranged to be adhesively attached to skin of the patient. The sensors can be used to monitor physical therapy and rehabilitation of the patient. The sensor unit can provide information to a patient or clinician device to facilitate the monitoring. The sensor data can be used to determine measurements such as tilt angle of the sensor unit and range of motion measurements (such as extension, flexion, or forces associated with movement) of the anatomical region to which the sensor unit is attached. The sensor data can also be used for automated identification or classification of exercises performed by the patient.

Abstract: A method and apparatus for improving recognition of anaerobic sections of exercise and to providing feedback on training load or training effect reflecting energy systems used and trained during exercise. The method determines an ‘oxygen debt’ like cumulative physiological sum (usually training effect TE as EPOC value) brought on by a change in a body homeostasis and its aerobic and anaerobic values. Particularly anaerobic value may be determined by a procedure, where a total EPOC (or TRIMP) is determined as a total sum and an aerobic part calculated in a known manner, is deducted from the total sum.

Abstract: An information processing apparatus includes a retaining unit, an image acquisition unit, an image processor, a comparator, and an image generator. The retaining unit is configured to retain a defined attachment position being an attachment position of a biological detection sensor with respect to a body site of a user, the defined attachment position being defined in advance. The image acquisition unit is configured to acquire a capture image captured by an imaging unit. The image processor is configured to extract, from the capture image, a body shape of the user. The comparator is configured to compare the body shape with the defined attachment position. The image generator is configured to generate, based on a comparison result by the comparator, a display image to be displayed on a display unit.

Abstract: A vital-signs monitor patch containing at least two electrodes, a circuit assembly, and a patch body having a chamber in which the circuit assembly is housed. The patch body also contains at least one flexible portion adjacent to the circuit assembly chamber, with at least one electrode attached to the flexible portion. The electrodes are configured for attaching the patch to the skin of a patient.

Abstract: A system and method are provided for determining sensor contact in a multi-sensor device. The method measures a series of photoplethysmography (PPG) heart beat signals, while simultaneously measuring a series of electrocardiogram (ECG) heart beat signals. The method detects a correlation in time between each of a plurality of PPG signals and corresponding ECG signals. In response to the timing between correlated PPG and ECG signals remaining within a first correlation deviation limit, a correlation state is determined. For example, a correlation state may be determined in response to a out of m number of correlated PPG and ECG signals remaining within the correlation deviation limit, where n and m are integers greater than zero.

Abstract: Certain aspects of the disclosure are directed to an apparatus including a scale and external circuitry. The scale includes a platform for a user to stand on, and data-procurement circuitry for collecting signals indicative of the user's identity and cardio-physiological measurements while the user is standing on the platform. The scale includes processing circuitry to process data obtained by the data-procurement circuitry and therefrom generate cardio-related physiologic data, and an output circuit to send user data from the scale for reception at a remote location. The external circuitry receives and validates the user data as concerning a specific user associated with a user ID and determine at least one physiologic parameter of the user using the user data. Further, the external circuitry derives additional health information corresponding to the user data based on categories of interest and outputs the additional health information to the scale for display.

Abstract: Certain aspects of the disclosure are directed an apparatus including a weighing scale and external circuitry. The weighing scale includes a platform in which a plurality of electrodes and force sensor circuitry are integrated and processing circuitry. The processing circuitry is configured to collect physiological data from the user while the user is standing on the platform, identify a risk that the user has a health condition using trigger data indicative of risks for a plurality of health conditions, wherein the trigger data includes values of the physiological data that are indicative of the risks for the plurality of health conditions, and output at least portions of the physiological data as user data in response to the identified risk. The external circuitry filters data from the Internet using the user data, and identifies data related to the health condition based on the filter of the data from the Internet.

Abstract: Aspects of the disclosure are directed to an apparatus including a scale and remote user-physiologic device. The scale include data-procurement circuitry to collect signals indicative of the user's identity and cardio-physiological measurements, processing circuitry, and a communication activation circuit. The processing circuitry processes data obtained by the data-procurement circuitry, generates cardio-related physiologic data, identifies a scale-based biometric, and validates user data as concerning the user associated with the scale-based biometric. The communication activation circuit activates communication between the scale and the remote user-physiologic device. The remote user-physiologic device collects signals indicative of the user's identity and cardio-related physiologic data, and outputs the authorization data to the scale.

Abstract: Disclosed herein are methods and devices for monitoring a subject at rest. One such device comprises a sensing unit having a fluid-filled bladder configured to be placed under a substrate on which the subject lays and a sensor in fluid communication with the bladder. The sensor is configured to sense pressure variations within the bladder generated by a heart beat, respiration and body weight of the subject and to generate signals indicative of the pressure variations. A processor is configured to receive the signals and to determine and generate output indicative of the subject's heart beat and respiration and presence on the substrate. An external device is configured to display one or more of the output.

Abstract: Provided is a biological signal measuring system based on a driving environment for a vehicle seat. A biological signal measuring device is provided in a seat of a vehicle where most of the body of the driver who is driving a vehicle is consistently located to easily measure a biological signal of the driver and determine and remove noise from the biological signal which is caused by the movement of the driver due to change in a driving environment and a road condition, thereby improving reliability of measurement of a biological signal.

Abstract: In some embodiments, a motion detection and correction system and/or device for tracking and compensating for patient motion during a medical imaging scan can be adapted to be integrated into a medical imaging scanner, such as an MRI scanner, or be adapted to retrofit a pre-existing medical imaging scanner. In certain embodiments, the motion detection system and/or device can comprise one or more mounting brackets and a motion correction device housing, which can further comprise one or more detector modules and a power unit. In further embodiments, the collected motion data can be further analyzed by an image processing unit of the motion tracking and/or correction system.

Abstract: Reducing noise in a signal is provided. A first filter includes a selectively definable passband for filtering a first signal used in determining at least one patient parameter. A characteristic analyzer detects a characteristic of a second signal and generates a variability measurement value using a series of data values within the second signal over a previously occurring window of time. A filter controller coupled to the characteristic analyzer uses the variability measurement value to define a characteristic of the passband for the first filter and selectively tunes the passband of the first filter according to the defined characteristic. Related apparatus, systems, techniques, and articles are also described.

Abstract: Methods for detecting a seizure, by use of a wavelet transform maximum modulus (WTMM) algorithm applied to body data. A non-transitive, computer-readable storage device for storing data that when executed by a processor, perform such a method.

Abstract: Disclosed examples include heart rate monitor systems and methods to estimate a patient heart rate, in which a processor filters digital photoplethysmogram (PPG) sample values representing transmission or reflection of a light signal in the patient during a time window, performs motion compensation processing on the filtered values, computes a gain value for individual segments of the time window using the motion compensated values, applies the individual gain values to the motion compensated values of blocks associated with the corresponding segments, and determines a heart rate estimate value representing the patient heart rate according to the frequency content of the adjusted values.

Abstract: A method for acquiring electrical signals from a living subject, including injecting, via an injection electrode attached to the subject, a known calibration signal to the subject and measuring respective levels of output signals generated at input electrodes attached to the subject in response to the calibration signal. The method further includes deriving respective weighting factors for the input electrodes in response to the respective levels, and applying the respective weighting factors to physiological signals acquired by the input electrodes, so as to generate respective corrected physiological signals.

Abstract: Disclosed are a system and method for determining a metric and/or indicator of a reliability of a blood glucose sensor in providing glucose measurements. In one aspect, the metric and/or indicator may be computed based, at least in part, on an observed trend associated with signals generated by the blood glucose sensor.

Abstract: Systems and methods are provided for operating a physiological monitoring system for determining a physiological parameter of a subject. The physiological system may comprise a pulse oximetry sensor for generating a photoplethysmography (PPG) signal and a gain controller for setting a light detection level. The system may also comprise a filter for filtering the PPG signal. The filter may comprise at least one of filter history and filter coefficients. The system may comprise a processor for determining the power level of light sources of the pulse oximetry sensor and the light detection gain level, and calculating a scaling factor based on the determined power level and the light detection gain level. The processor may also be used for scaling one or more of the filter history and filter coefficients based on the scaling factor, and determining at least one physiological parameter based on the filtered PPG signal.

Abstract: Provided is an object information acquiring apparatus including: a detector that detects an acoustic wave which is generated from an object irradiated by light with a first wavelength and light with a second wavelength, and outputs an electric signal; a processor that determines a weight coefficient in accordance with concentration of a specified substance inside the object in use of a first signal, which is an electric signal derived from the light with the first wavelength, and a second signal, which is an electric signal derived from the light with the second wavelength, and weights the electric signal outputted from the detector; and a generator that generates specific information inside the object based on the weighted electric signals.

Abstract: A device and method is provided for the detection of diabetes in a person using pulse palpation signals. The pulse palpation signal is captured from the radial artery of the person using a photo-plethysmograph (PPG) sensor. The PPG signal is then preprocessed by a processor. The preprocessed PPG signal is then analyzed by the processor to detect the peak in the PPG signal. The detected peaks are used to extract a first set of feature parameters. The first of feature parameters are compared with a second set of feature parameters, wherein the second set of feature parameters are extracted from the control group of individuals. Based on the comparison it is detected that the person is one of in normal condition, pre-diabetic condition or a diabetic condition. According to another embodiment, the invention also provides a method to determine the severity index and progression risk of diabetes in the person.

Abstract: A device is disclosed that can determine a type of disordered breathing in a patient. The device can include a number of contacts adapted to make contact with portions of an oral cavity of a patient and configured to provide a first signal indicative of one or more states of the patient's upper airway. The device can also include a control circuit configured to determine a type of disordered breathing in the patient based, at least in part, on the first signal.

Abstract: A patient monitoring system can display one or more configurable health monitors on a configurable user interface. The health indicators are configured to display a physiological signal from a patient. The patient monitoring system can calculate ranges of values for the health indicator that correspond to a status of the patient. The health indicators can display different outputs based on the value of the physiological signal.

Abstract: Aspects of the present disclosure are directed to an apparatus comprising a scale and external circuitry. The scale includes a platform, data-procurement circuitry to engage the user with electrical signals and collect signals indicative of the user's identity and cardio-physiological measurements while the user is standing on the platform, processing circuitry to process data obtained by the data-procurement circuitry while the user is standing on the platform and therefrom generate cardio-related physiologic data corresponding to the collected signals, and an output circuit. The output circuit sends user data, including data indicative of the user's identity and the generated cardio-related physiologic data, for reception at external circuitry. The external circuitry receives the user data, validates the cardio-related physiologic data as concerning the user associated with a patient profile, and updates the patient profile using the generated cardio-related physiologic data.

Abstract: The present invention relates to a compression and shielding device (10) for X-ray mammography, an X-ray mammography system, and a method for X-ray mammography. The compression and shielding device (10) for X-ray mammography comprises a compression element (11), and a shielding (12). The compression element (11) is arranged to compress a part of the breast to be examined. The shielding (12) is to be arranged between an X-ray source (2) and the compression element (11) to shield an uncompressed part of the breast from the X-ray radiation. The shielding (12) is formed to allow the direction of X-ray radiation to the compressed part of the breast and to keep an uncompressed part of the breast uncovered.

Abstract: An imaging method, executed at least in part by a computer, tracks the disposition of surgical supplies used in an operation and identifies a radiographic imaging technique for detecting a retained surgical foreign object according to the tracking. One or more radiographic images are acquired in the operating room. The acquired image content is analyzed to identify one or more candidate foreign objects. At least a portion of the acquired image content is displayed with the one or more candidate foreign objects in the acquired image content highlighted.

Abstract: An apparatus for cone beam computed tomography of an extremity has a digital radiation detector and a first device to move the detector along a circular detector path extending so that the detector moves both at least partially around a first extremity of the patient and between the first extremity and a second, adjacent extremity. The detector path has radius R1 sufficient to position the extremity approximately centered in the detector path. There is a radiation source with a second device to move the source along a concentric circular source path having a radius R2 greater than radius R1, radius R2 sufficiently long to allow adequate radiation exposure of the first extremity for an image capture by the detector. A first circumferential gap in the source path allows the second extremity to be positioned in the first circumferential gap during image capture.

Abstract: A method for triggering image capture by a group of simultaneously X-ray exposed multiple wirelessly interlinked self-triggering direct radiography (DR) detector assemblies, includes the steps of performing an initiation step to identify the group of participating DR detector assemblies prior to X-ray exposure, detecting the X-ray exposure by a first participating DR detector assembly, the first participating DR detector assembly performing a trigger step to signal all participating DR detector assemblies to start image capture.

Abstract: Stereo projections of breast tissue to be examined are dynamically generated with the aid of an x-ray projection machine. An x-ray source of the x-ray projection machine is moved to a start position. Thereupon, an x-ray projection recording is started at the start position and the x-ray projection recording is performed while the x-ray source moves to a finish position. The position of the x-ray focus is updated during the x-ray projection recording so that a change in position of the x-ray focus is compensated for at least in part, preferably in full. The x-ray projection recording is terminated when the finish position is reached. A method for ascertaining a position of breast tissue to be examined and an automated method for planning a biopsy are described. An x-ray source control device and an automated stereotactic biopsy machine are described.

Abstract: An imaging method, accesses cone beam computed tomography (CBCT) data and displays, on a display monitor, at least one view of the CBCT data. The method provides an interface for a user to indicate a tomosynthesis reconstruction plane on the displayed view of the CBCT data; and displays a tomosynthesis image on the display monitor according to the indicated tomosynthesis reconstruction plane.

Abstract: A method of imaging motion of an organ that changes volume in a patient including the steps of monitoring change in volume of the organ, and recording multiple in vivo images of the organ, wherein the change of organ volume between the images is constant or of some other predetermined value.