Abstract: A subjective optometry apparatus includes a subjective measurement portion which subjectively measures optical characteristics of an subject eye, an objective measurement portion which objectively measures optical characteristics of the subject eye, a control portion which causes the objective measurement portion to objectively measure the optical characteristics during the measurement by the subjective measurement portion, and a display control portion which performs a control to display an eye diagram representing the subject eye and an imaging position of a target light flux incident on the subject eye. The display control portion performs a control to display the imaging position based on the objectively measured optical characteristics.

Abstract: An OCT apparatus includes an OCT optical system that splits light from an OCT light source into a measurement optical path and a reference optical path and detects a spectral interference signal between measurement light and reference light, an image processor that processes the spectral interference signal to acquire OCT data of an examinee's eye, an optical scanner that deflects the measurement light and performs scanning on tissue of the examinee's eye, and a light guiding optical system that includes an objective optical system curving a concentrating plane such that the concentrating plane has a convex shape toward a side of a fundus, and forms the concentrating plane of the measurement light in an anterior chamber.

Abstract: Traditional cognitive load estimation techniques rely on raw pupil size alone which is often prone to confound with changes in illumination, errors associated with sensor devices and irregular oscillations of pupil under constant light conditions. Estimation of cognitive load finds application in many domains including optimum work allocation, assessing a work environment and medical diagnosis. The present disclosure employs frequency domain analysis of pupil size variations to estimate load imposed by a cognitive task. A cognitive load metric based on power and frequency relations at mean frequency of the variation in pupil size addresses cognitive load estimation based on pupil dilation, wherein the pupil dilation is captured by employing low cost non-intrusive nearables.

Abstract: An eye-fatigue examining device and an eye-fatigue examining method capable of examining eye fatigue of a subject's eye regardless of an age of a patient are provided. The eye-fatigue examining device includes: a light quantity difference adjusting unit that increases a light quantity difference between lights respectively incident on right and left subject's eyes; a gaze direction detecting unit that detects gaze directions of the respective subject's eyes while the light quantity difference adjusting unit increases the light quantity difference; and a light quantity difference deciding unit that decides a specific light quantity difference at which a change in the gaze directions due to the increase in the light quantity difference occurs, based on the detection result of the gaze direction detecting unit.

Abstract: Techniques for measuring optical aberrations of the eye are disclosed. An example method comprises positioning the eye in a measurement location adjacent to a measurement arm of an optical coherence tomography (OCT) interferometer apparatus, so that source light from the measurement arm passes into the anterior segment of the eye and detecting an interference pattern, the interference pattern resulting from a combination of light reflected from the eye and light reflected from a reference arm of the OCT interferometer apparatus. Based on the interference pattern, an optical delay between a reference surface in the anterior segment of the eye and a measured surface in the eye is calculated, the reference surface being the anterior surface of the cornea or the lens, wherein said calculating comprises measuring an optical phase shift between the reference surface and the measured surface, based on the detected interference pattern.

Abstract: An ECG signal correlation and display system is provided which includes memory configured to store ECG data corresponding to electrical signals, acquired over time, from different areas of a heart and location data corresponding to acquired location signals indicating locations of the different areas of the heart from which the electrical signals are acquired. The system also includes a processing device configured to generate, from the ECG data and the location data, mapping information for displaying a map of the heart and determine a location of an anatomical region of the heart on the map. The processing device is also configured to determine which of the plurality of electrical signals are acquired from the anatomical region of the heart and generate correlated ECG signal information for displaying the electrical signals determined to be acquired from the anatomical region of the heart.

Abstract: A multimodality system includes first and second modalities, a catheter, and a processor. The catheter collects fluorescent light from a plurality of locations of a sample which has been irradiated with excitation light of the second modality; a detector detects intensity of the fluorescent light received from the plurality of locations as a function of an angle ? formed between the normal to the sample surface and the optical axis of the excitation light. A processor calculates the angle ? at each of the plurality of locations based on radiation of the first modality incident on the sample, and corrects the intensity of the detected fluorescent light using a calibration factor g(?). The calibration factor g(?) is a function of the angle ? calculated at two or more of the plurality of locations. The angle ? is composed of a transversal angle ?t and an axial angle ?a.

Abstract: A method for processing an intravascular image including a plurality of image frames acquired during a pullback of an imaging catheter inserted into a vessel, the method including displaying on a graphical user interface (GUI) an image including detected results of lumen borders and at least one stent, the image including an evaluated stent expansion and an evaluated stent apposition determined from the intravascular image. The method also includes determining whether a modification to the detected results of the stent has been received by the GUI. Then, re-evaluating stent length, stent expansion and stent apposition when it is determined that the detected results of the stent has been modified via the GUI and displaying the re-evaluated stent expansion and the re-evaluated stent apposition on the GUI.

Abstract: A device and method for fluorescent imaging may include an imaging unit including a fluorescent camera with an optical detector that is configured to acquire a fluorescent image of a fluorescing sample, the image including raw pixel values. A user interface may display an image formed from display image pixels derived from the raw image pixels. A distance sensor may measure a distance to the fluorescing sample. A distance between the optical detector and fluorescing sample may be determined from the measured distance. A processing unit may obtain a gain value, match the determined distance to a distance value associated a respective gain range, and impose limits of the gain values range onto the gain value, to determine a limited gain value. The limited gain value may be applied to the raw image pixels, thereby deriving display image pixels.

Abstract: A fiber assembly (60) for capnography or oxygraphy employing an housing (61), a collimator (64), a retroreflector (67) and a single mode optical fiber (63). Housing (61) including a respiratory gas detection chamber (62). Collimator (64) is rigidly disposed within or detachably attached to housing (61), and retroreflector (67) is rigidly disposed within or detachably attached to housing (61). Collimator (64) and retroreflector (67) are optically aligned within housing (61) across respiratory gas detection chamber (62). Optical fiber (63) is optically aligned with collimator (64) within or external to the housing (61). In operation, optical fiber (63) emits a gas sensing light beam through collimator (64) across respiratory gas detection chamber (62) to retroreflector (67), and optical fiber (63) receives a gas detection light beam reflected from retroreflector (67) across respiratory gas detection chamber (62) through collimator (64) to optical fiber (63).

Abstract: An information processing apparatus includes: an image acquisition unit that acquires first image data for a first object and second image data for a second object that corresponds to a portion that forms a pair with the first object; a setting unit that sets a region of interest for the first image data and a region of interest for the second image data; an index value acquisition unit that acquires an index value that represents a characteristic feature within the region of interest set for the first image data and an index value that represents a characteristic feature within the region of interest set for the second image data; and an acquisition unit that, based on the results of a comparison of the index values, acquires information indicating the possible presence of a lesion in at least one of the first object and the second object.

Abstract: Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an action according to the measured value of the parameters. The support structure includes a sensor fitted on the support structures using a special geometry for acquiring continuous and undisturbed data on the physiology of the body. Signals are transmitted to a remote station by wireless transmission such as by electromagnetic waves, radio waves, infrared, sound, and the like or by being reported locally by audio or visual transmission. The physical and chemical parameters include brain function, metabolic function, hydrodynamic function, hydration status, levels of chemical compounds in the blood, and the like. The support structure includes patches, clips, eyeglasses, head mounted gear and the like, containing passive or active sensors positioned at the end of the tunnel with sensing systems positioned on and accessing a physiologic tunnel.

Abstract: Methods and apparatus for monitoring the heart motion of a subject employ a probe which can be coupled to a portion of the anatomy of the subject, such as the thyroid cartilage of the subject. The probe is mounted on a lever supported by an elastic fulcrum. The probe is biased toward the subject by the elastic fulcrum. The probe detects movements caused by the heart motion. Such movement may be amplified by the lever arm which is pivotable about the longitudinal axis of the elastic fulcrum. A motion sensing apparatus may be provided at or near a distal end of the lever arm to monitor motions of the heart of the subject.

Abstract: A monitoring system for monitoring a patient using a device, such as all orthosis system is provided. The system includes a monitor that can be incorporated or otherwise coupled to the device. The monitor can have a position sensor, a temperature sensor, and a device type sensor for monitoring the patient's implementation of a protocol. The data obtained from the monitor can be remotely analyzed by a healthcare professional and the protocol can be adjusted accordingly.

Abstract: A pressure sensor comprises an upper wafer formed from a dielectric material, the upper wafer having one or more channels. The upper wafer includes a first capacitor plate and a second capacitor plate formed on a lower surface of the upper wafer. According to one embodiment the sensor further comprises an inductor formed from one or more windings of a conductive material, the inductor being contained within the one or more channels in the upper wafer in fixed relation to the first and second capacitor plates, the inductor comprising first and second inductor leads, the first lead being electrically coupled to the first capacitor plate and the second lead electrically coupled to the second capacitor plate.

Abstract: A device and a method thereof for determining a haemodynamic state of an individual from a magnitude of a perfusion signal or a signal which is a measure of a volume of blood in the thoracic cavity of the individual, wherein the control device is configured to receive a first signal and a heart rate signal, divide the first signal into frames, wherein a frame length is determined from an oscillation period of the heart rate signal, and determine a magnitude of the first signal from at least two frames, so as to obtain a more reliable magnitude of the first signal.

Abstract: Provided is an image analysis technique capable of analyzing a fluid irrespective of the motion of an imaging object including a fluid and showing motion such as pulsations and beats even when the imaging object is analyzed by using speckle. An image analysis apparatus includes: a light source that irradiates an imaging object with laser light having a controlled wavelength; a modulation unit that modulates intensity of the laser light emitted from the light source; a speckle imaging unit that captures a speckle image obtained from scattered light of the imaging object irradiated with the laser light; a synchronization unit that synchronizes irradiation by the light source and imaging by the speckle imaging unit; and an analysis unit that analyzes the speckle image captured by the speckle imaging unit.

Abstract: Provided are a method for measuring blood pressure information and a blood pressure measuring apparatus using the same as which improve the battery efficiency, the possibility of portability, and easy measurement of the device equipped with the blood pressure measurement function by both minimizing power consumption and optimizing signal delivery system in the measurement of the blood pressure information using ECG and PPG. The blood pressure measuring apparatus includes a first peak detection unit for detecting a first peak information from an electrocardiographic signal of a patient obtained from an electrocardiogram detection unit; a second peak detection unit for detecting a second peak information from an optical pulse waveform detection signal of the patient obtained from an optical pulse wave detection unit; and a control unit for calculating a pulse wave arrival time information indicating a blood pressure information depending on the first peak information and the second peak information.

Abstract: The present invention is system for measuring, monitoring and management of a user's physiological condition(s). Measurement data for the user's physiological conditions are stored in an electronic memory and can be transmitted to a central processing network, a physician and emergency medical services. The central processing network contains one or more central processors with algorithms that analyze the user's physiological measurement data by comparison to established thresholds in order to determine the systolic and diastolic pressures of the user.

Abstract: An aspect of the disclosure pertains to finger blood pressure cuff. The finger blood pressure cuff may include a housing having an opening sized to receive a human finger and an inflatable elastic bladder disposed about an inward-facing surface of the opening. The inflatable elastic bladder may be inflated to pressurize a user's finger and temporarily occlude blood flow in the user's finger. The finger blood pressure cuff may include a pressure sensor for obtaining blood pressure measurements.

Abstract: An aspect of the disclosure pertains to a blood pressure measurement device and methods of controlling an inflation rate in a blood pressure measurement. An inflatable bladder of the blood pressure measurement device defines, at least in part, a pressurizable volume. The inflatable bladder may be inflated to pressurize a user's appendage and temporarily occlude blood flow in the user's appendage. A pressure sensor of the blood pressure measurement device is configured to obtain blood pressure measurements, and a pump of the blood pressure measurement device is configured to inflate the inflatable bladder and control an inflation rate by controlling at least one of a duty cycle, a voltage, or a drive frequency.

Abstract: An aspect of the disclosure pertains to a blood pressure measurement device and methods of obtaining pulse information from a blood pressure measurement. An inflatable bladder defines, at least in part, a pressurizable volume. The inflatable bladder may be inflated to pressurize a user's appendage and temporarily occlude blood flow in the user's appendage, where the inflatable bladder is inflated to a pressure greater than a maximum amplitude pressure from oscillometric data in a pressure profile. The inflatable bladder may be deflated and then re-inflated to a target pressure and held at the target pressure to generate pulse information, or the inflatable bladder may be deflated to the target pressure and held at the target pressure to generate the pulse information.

Abstract: An aspect of the disclosure pertains to detecting a position of a blood pressure measurement device. An inflatable bladder of the blood pressure measurement device defines, at least in part, a pressurizable volume. The inflatable bladder may be inflated to pressurize a user's appendage and temporarily occlude blood flow in the user's appendage. A pump may initiate inflation of the inflatable bladder when one or more accelerometers and/or one or more proximity sensors determine that the blood pressure measurement device is within sufficient proximity or elevation to a user's heart and stationary.

Abstract: A display device is provided. The display device includes a base substrate; an encapsulation layer, on the base substrate; an organic light-emitting display element between the base substrate and the encapsulation layer configured to emit a first light passing though the base substrate and a second light passing through the encapsulation layer to display image; a photosensitive layer between the base substrate and the encapsulation layer configured to detect a light reflected from a skin of a user and generate a photocurrent signal; and a photosensitive detection circuit coupled to the photosensitive layer configured to determine heart rate information according to the photocurrent signal generated by the photosensitive layer and output the heart rate information.

Abstract: An apparatus and electronic circuitry wherein the apparatus includes a first electrode arranged to enable an output indicative of a bioelectrical signal to be provided; a second electrode; and a deformable material positioned between the first electrode and the second electrode wherein the deformable material is positioned within the apparatus such that deformation of the deformable material causes a change in charge distribution across the first electrode and second electrode to enable an output indicative of a biomechanical signal to be provided by the apparatus.

Abstract: A system includes a display device configured to present a cardiac map; and a processing unit configured to: receive electrical signals; generate the cardiac map; and facilitate display of the cardiac map, where each electrical signal corresponds to a map location. The processing unit is also configured to receive a user selection of a selected portion of the cardiac map, the selected portion including a set of map locations, each of the set of map locations corresponding to an electrical signal of a set of signals that is a subset of the received electrical signals. The set of map locations has a first spatial arrangement and the processing unit is configured to facilitate display of a set of electrical signal representations, each representation corresponding to one of the set of electrical signals, the set of electrical signal representations having a second spatial arrangement, which corresponds to the first spatial arrangement.

Abstract: A system can include a near-field instrument to be placed inside a chamber of a heart, a far-field instrument to be placed in a stable position in relation to the heart, and a control unit. The control unit is configured to identify a unique pattern in electrogram information received from the far-field instrument when the near-field instrument is in one or more positions within the heart. When the unique pattern is detected, the control unit is configured to receive electrogram information from the near-field instrument. While recording electrogram information from the near-field instrument, the control unit is also configured to record voltage and complex fractionated atrial electrogram (CFAE) characteristics of the tissue inside a heart chamber. This information combined with rotor information can be used to identify substrate versus non-substrate rotor characteristics.

Abstract: An object of the present invention is to provide a composite material that may be easily delivered and mounted in the living body. The object can be solved by a coated composite material characterized in that a composite material, in which a porous body is bounded to a substrate, is coated with at least one soluble component selected from a group consisting of a water-soluble compound, a temperature-sensitive soluble compound, and a pH sensitive soluble compound.

Abstract: Techniques are described for determining cognitive impairment, an example of which includes accessing a set of epochs of magnetoencephalography (MEG) data of responses of a brain of a test patient to a plurality of auditory stimulus events; processing the set of epochs to identify parameter values one or more of which is based on information from the individual epochs without averaging or otherwise collapsing the epoch data. The parameter values are input into a model that is trained based on the parameters to determine whether the test patient is cognitively impaired.

Abstract: A catheter is disclosed comprising: a connector including a plurality of first contacts and one or more second contacts; a shaft including a plurality of electrodes, each electrode being coupled to a different one of the plurality of first contacts; a memory coupled to at least one of the second contacts, wherein the memory is configured to: store a pinout map identifying an order in which the plurality of electrodes is coupled to the plurality of first contacts; and provide the pinout map to an external device via one or more of the second contacts after the connector is coupled to the external device.

Abstract: An electrocardiograph (ECG) signal processing method and apparatus to resolve a problem that relatively severe interference caused during single-arm measurement for single-lead ECG collection seriously affects accuracy of heart rate calculation and cardiac rhythm analysis. The method includes collecting, by a measurement device, an ECG signal, extracting a kth valid QRS complex of the ECG signal, calculating a kth time difference and a (k+1)th time difference, and determining whether the kth time difference and the (k+1)th time difference are target time differences. In this way, accuracy of ECG feature extraction is improved, the interference caused during the single-arm measurement is eliminated to the most extent, and the accuracy of heart rate calculation and cardiac rhythm analysis can be effectively guaranteed.

Abstract: Embodiments of the present disclosure provide an apparatus, method and system for physical, pre-action, extremity and related spinal cord, brain stem and neural therapies. An apparatus according to the present disclosure can include: a computing device configured to convert an input control action into a simulation instruction, wherein the input control action is provided by an input device; at least one simulated extremity operatively connected to the computing device and configured to simulate at least one modeled human anatomical movement based on the simulation instruction, wherein the at least one modeled human anatomical movement is distinct from the input control action; and a feedback device operatively connected to the computing device and configured to transmit a sensory response, wherein the sensory response is based on the modeled human anatomical movement.

Abstract: A self-expiring electrocardiography and physiological monitor recorder is provided. A sealed housing is adapted to be removably secured into a non-conductive receptacle on an electrode patch. Electronic circuity is provided within the sealed housing and includes an electrocardiographic front end circuit operable to sense electrocardiographic signals through electrocardiographic electrodes provided on the electrode patch and flash memory to record the electrocardiographic signals. The electronic circuitry also includes a micro-controller to draw power from a battery provided on the electrode patch, to receive from the electrode patch a recording duration, and to terminate recording of the electrocardiographic signals upon satisfaction of the recording duration.

Abstract: A method for producing an MRI image, including acquiring multiple intermediate images of a subject under analysis using alternating preparation phases; synchronizing the acquisitions with a physiological variable of the subject; forming a first and a second set of intermediate images resulting from distinct preparation phases; assigning to each intermediate image a timestamp based on the time elapsed between the acquisition time of the current intermediate image and the previous intermediate image; matching intermediate images of the first set with respective intermediate images of the second set based on their timestamps being equal within a tolerance margin; producing a first candidate output image based on a function of the matched intermediate images; increasing the tolerance margin by an increment; reiterating the matching step to produce a further candidate output image; and selecting as an output image a candidate image based on the signal-to-noise ratio of the candidate image.

Abstract: A method and a device for determining an estimation value of the body weight of a person, in which at least one measurement value typical for a biological impedance measurement is determined and transmitted to an evaluation unit. The evaluation unit processes the measurement value together with individual or several individual data of the person as well as taking into consideration statistical data concerning other persons, in order to determine an estimated value for the weight of the person.

Abstract: A catheter placement system includes a catheter assembly, an external ultrasound probe, a tip location sensor, and a console. The catheter assembly includes a catheter, a magnetic component producing a magnetic field, and an electrocardiogram (ECG) sensor designed to measure an intravascular ECG signal. The external ultrasound probe includes user input controls. The tip location sensor is configured to detect the magnetic field of the magnetic component when the catheter is disposed in the patient, the magnetic field providing magnetic field information for locating the magnetic component relative to the tip location sensor, and to receive the intravascular ECG signal from the ECG sensor. The console is coupled to the tip location sensor and includes a processor and a display. The display is configured to show an image from the external ultrasound probe, a graphical representation of the magnetic component, and successive ECG waveforms detected by the ECG sensor.

Abstract: Systems and methods of and for portable device for monitoring a plurality of ketones. A system may include a device comprising a first ketone body measurement unit that measures a concentration of a first ketone body, a second ketone body measurement unit different from the first ketone body measurement device that measures a second ketone body different from the first ketone body, and an output device that receives the first and second ketone body concentration measurements and presents information to the user relating to the first and second ketone body concentration measurements, optionally simultaneously. The device may be portable. The method may include using a portable device to obtain a breath acetone concentration measurement of a user and a blood ketone body concentration measurement comprising at least one of an acetoacetate concentration and a ?-HBA concentration of the user. The method may also include various other steps.

Abstract: A gas sensor kit includes a gas sensor that measures a gas concentration of an exhalation gas of a subject and a gas supply unit that supplies a therapeutic gas, supplied through a tube, to the subject. In the gas sensor, the gas sensor has a convex portion that is supported when connected with the gas supply unit, and the gas supply unit has at least one locking claw that supports the convex portion when connected with the gas sensor.

Abstract: A gas sensor kit includes a gas sensor that measures a gas concentration of an exhalation gas of a subject, a gas introduction part that introduces the exhalation gas of the subject to the gas sensor and a gas supply unit that supplies a therapeutic gas to the subject. In the gas sensor kit, the gas supply unit includes a flow rate adjusting part that adjusts flow rate of the therapeutic gas.

Abstract: A system for visually representing estimated ablation size is provided which includes sensors that acquire location signals indicating locations of an ablation device during an ablation of an organ and ablation parameters signals indicating ablation parameters during the ablation. The system also includes memory which stores location data and ablation parameter data corresponding to the location signals and ablation parameters signals. The system also includes a processing device which generates mapping information for displaying a map of the organ and first object information for displaying a first geometrical object having a first size which represents an estimated depth of the ablation of the organ. The processing device also generates second object information for displaying, concurrently with the first geometrical object, a second geometrical object having a second size which represents an estimated width of the ablation of the organ.

Abstract: Method for detecting a tilt fall or a risk of a tilt fall, proposed with the following steps: detecting a center of gravity position of a center of gravity of the human which represents an actual center of mass of the human or an approximation to it, detecting a position of a standing basis of the human or an approximation to it, detecting connection information regarding a spatial connection between the center of gravity and the standing basis, comprising the steps detecting an angular position of at least one lower leg of a leg to the associated thigh and the angular position of the same thigh to the torso and calculating a relative position of an ankle or at least a part of a foot or a footwear of the leg in relation to the center of gravity as connection information, wherein the angular positions between the lower leg and thigh as well as between thigh and torso as well as lengths of the lower leg and the thigh as well as a relative position between the hip joint of the leg and the torso are used, and der

Abstract: A fall detection device having a wearable housing, a processor, a sensor system operatively connected to the processor and configured to detect a physiological condition of the wearer's body, a motion sensor, a wireless communication module processor, and a memory. The memory stores computer readable instructions that cause the processor to: monitor the motion sensor to detect a decrease in acceleration in the gravitational direction below a first threshold; start a timer upon detecting the decrease in acceleration; monitor the motion sensor to detect a fall-indicative acceleration above a second level prior to the timer reaching a first predetermined time; monitor the motion sensor to detect a recovery-indicative acceleration above a third level prior to the timer reaching a second predetermined time; and activate the wireless communication module to initiate an emergency alert if the fall-indicative acceleration is detected and the recovery-indicative acceleration is not detected.

Abstract: According to one embodiment, a behavior estimating method for estimating behavior of a person being measured equipped with an activity meter including an acceleration sensor, includes presetting a first angle between a gravitation direction and a direction of action of a standard person being measured, calculating different acceleration waveforms from the activity meter, extracting a second angle between the gravitation direction and the direction of action of the person from the acceleration waveforms, performing a coordinate transformation process among the acceleration waveforms based upon the present first angle and the extracted second angle, and performing behavior estimation of the person using a result of the coordinate transformation.

Abstract: A wearable optical device is described for optically detecting parameters of interest within muscle, such as during physical activity or when at rest. The parameters of interest include oxygenation level and/or hemoglobin concentrations in some situations. The detected parameters, such as oxygenation level, may be used to assess physical performance, such as the extent to which the muscle is utilizing aerobic or anaerobic processes. Methods for determining the parameters of interest, such as oxygenation level, from the detected optical signals are also described, and feedback may be provided to a user.

Abstract: A vibrating finger cuff for use in performing a finger prick comprises a body having a first end and a second end, wherein the first end having a first opening and the second end having a second opening, and wherein a finger is inserted into the first opening until the finger exits the hollow body at the second opening, a housing secured to an outside surface of the hollow body, the housing including within a vibrator motor, a negative battery contact, a switch contact, a negative motor wire connected between the vibrator motor and the negative battery contact, a positive motor wire connected between the vibrator motor and the switch contact, and a battery housing containing a battery and a positive battery contact, wherein the positive battery contact extends upward from the battery housing so that it contacts the switch contact, and wherein the negative battery contact contacts the battery.

Abstract: A method of monitoring a health condition of a driver of a vehicle includes activating a wearable device that is configured to provide a driver health signal and receiving the driver health signal at a controller. The method outputs for display a warning responsive to the driver health signal being indicative of at least one of an impending driver health event or current driver health event.

Abstract: A crank power measurement system measures one or more of force, torque, power, and velocity of the crank, and includes a crank, two or more strain gauges located on a surface of the crank, and electronics for receiving strain data from the two or more strain gauges and determining at least one or more of bend-strain, shear-strain, and axial strain. A bicycle crank mounted power generator generates power when the bicycle is being ridden by a user, and includes a base ring, with a plurality of magnets, attached to a frame of the bicycle and circling a bottom bracket attached to a crank, a coil system attached to the crank adjacent to the plurality of magnets to generate an output at leads of the coil, and electronics configured to manipulate the output to power an electronic device and/or store the output in a power supply.

Abstract: Methods and apparatus to facilitate concussion screening are disclosed. Example apparatus disclosed herein include a housing, a mobile device bracket, a first mirror, a second mirror, and a light source. The housing has a viewing port. The mobile device bracket is disposed in the housing and configured to support a mobile device that has a display and a camera. The first mirror is disposed in the housing to reflect the display toward the viewing port. The second mirror is disposed in the housing to reflect the viewing port toward the camera. The light source is disposed in the housing.

Abstract: A method and an apparatus for analyzing heart rate Variability (HRV), and use thereof are provided. A low-cost, portable and wearable signal acquisition device is utilized to acquire electrocardiography (ECG) signals of epilepsy patients for 24 hours before treatment, and a time domain index, a frequency domain index and a nonlinear index of the ECG during a long term and during a short term are calculated with a programmed HRV analysis method, and the efficacy of vagus nerve stimulation (VNS) treatment for patients with medically intractable epilepsy is accurately and efficiently predicted based on characteristic parameters for characterizing an effect level of the vagus nerve regulating the heart rate, i.e., vagus nerve activity, thereby avoiding unnecessary costs and avoiding the delay of the optimal treatment timing. In addition, the characteristic parameters obtained by the HRV analysis on the ECG may be utilized to clearly select VNS treatment indication patients.

Abstract: One example implementation includes an extractor controller to control extraction of blood from a user; a detection fluid manager to mix the blood and a detection fluid to form magnetized test particles, the detection fluid comprising dye coated magnetic particles; a particle flow controller to remove magnetized test particles from the mixed blood and detection fluid; and an allergen detector to detect exposure to an allergen based on a color of the test particles.