Abstract: An electronic device (1) includes: a positional information obtaining section (21) for obtaining positional information; a boarding determining section (12) for determining whether or not a user has boarded or exited a vehicle; and a frequency switching section (14) for switching a frequency, at which the positional information is obtained, from a first frequency to a second frequency in a case where it is determined that the user has boarded or exited the vehicle.

Abstract: Electronic devices are provided that can determine a head movement. A method comprises: acquiring, in response to a head movement performed by a user, myoelectricity information of an eye of the user; and determining information related to the head movement according to the myoelectricity information and at least one piece of reference information. A head movement can be identified according to the myoelectricity information, which helps improve accuracy of head movement identification.

Abstract: An image of a pinna is captured. Based on the image of the pinna, a non-linear transfer function is determined which characterizes how sound is transformed at the pinna. A signal is output indicative of one or more audio cues to facilitate spatial localization of sound via the pinna, where the one or more audio cues is based on the non-linear transfer function.

Abstract: A method for determining hearing thresholds in the absence of pure-tone testing includes an adaptive speech recognition test which includes a calibrated item pool, each item having a difficulty value (di) and associated standard error (se). Test items are administered to a group of individuals having mild to moderately severe hearing loss to obtain responses. The responses are subjected to multiple regression statistical methods to develop an equation for converting an individual's test score to hearing threshold values at several frequencies. The adaptive speech recognition test can be administered to an individual and their score can be converted into hearing thresholds at each of the several frequencies by use of the equation.

Abstract: An apparatus for measuring a biological component includes: light sources configured to emit light that irradiates a target object; one or more detectors configured to receive light from the target object that is irradiated by the light emitted by the light sources and to detect light signals corresponding to the light received from the target object; and a processor configured to determine an optimal light source for measuring a biological component, from among the light sources, based on the light signals detected by the one or more detectors and to measure a biological component of the target object using the optimal light source.

Abstract: Optical-electronic device configured to generate a calibration factor for use in determining optical density. The device includes at least one emitter configured to emit light, a detector configured to receive light and transmit data representative of the received light and a processor coupled to the at least one emitter and the detector. The device further includes a non-transitory storage medium coupled to the processor and configured to store instruction to cause the device to perform the calibration method. Additionally, a calibration container includes a main body, upper lid, and a lower lid. The main body is configured to receive the device and an object having known optical properties.

Abstract: A living body monitoring system includes an output unit that outputs information regarding a load applied on a user's body on the basis of information regarding a change in an altitude of a point where the user is located and information regarding a change in a blood oxygen amount of the user.

Abstract: Disclosed herein is a physiological measurement system that can automatically adjust the number of wavelengths used based on the quality of a sensor signal that is reflective of an optical radiation detected at a sensor after tissue attenuation. The signal quality is examined to determine if it is sufficient to support the use of a full set of wavelengths. If it is determined to be insufficient to support the full set, a reduced number of wavelengths is used.

Abstract: A tissue profile wellness monitor measures a physiological parameter, generates a tissue profile, defines limits and indicates when the tissue profile exceeds the defined limits. The physiological parameter is responsive to multiple wavelengths of optical radiation after attenuation by constituents of pulsatile blood flowing within a tissue site. The tissue profile is responsive to the physiological parameter. The limits are defined for at least a portion of the tissue profile.

Abstract: A detecting device for detecting physiological parameters of a biological tissue includes a light source, at least one light detector, a package, an outer cover, and an optical microstructure. The light source is configured to emit a first beam and a second beam. The package is disposed on the light source and the light detector and is located on the transmission paths of the first and second beams. The outer cover covers the light source, the light detector and the package, and includes a top surface. The optical microstructure is located in the transmission paths of the first and second beams, and is arranged in parallel with the top surface of the outer cover. The optical microstructure includes at least one set of circles of different radii, and is made of a diffractive optical element, a holographic optical element, a computer-generated holographic element, a fresnel lens or a lens grating.

Abstract: A lancet magazine for use in a lancing aid is described comprising a plurality of lancets each having a lancet body at the proximal end of the lancet and a lancet tip at the distal end of the lancet, where the proximal end of the lancet points in the direction of the proximal end of the housing of the lancet magazine and the distal end of the lancet is aligned in the direction of the distal end of the housing and the lancets in the unused state are completely surrounded by the housing. Furthermore, an extension unit is movably connected to the housing in such a manner that the housing can be extended by movement of the extension unit in the direction of the distal end of the housing such that the lancet is prevented from emerging from the lancet magazine.

Abstract: Described herein are various systems, methods, apparatuses, and kits for phlebotomy. In certain embodiments, the phlebotomy kit or system includes a blood collection tube, a needle assembly, a holder for the blood collection tube, a bandage, a tourniquet, a wipe, and an absorbent pad. The disclosed systems, methods, apparatuses, and kits are useful for collecting a single small volume of blood, and collecting of a small volume of blood at remote non-hospital environments.

Abstract: The present invention generally relates to receiving bodily fluid through a device opening. In one aspect, the device includes a flow activator arranged to cause fluid to be released from a subject. A deployment actuator may actuate the flow activator in a deployment direction, which may in turn cause fluid release from a subject. The flow activator may also be moved in a retraction direction by a retraction actuator. In one aspect, the device may include a vacuum source that may help facilitate fluid flow into the opening of the device and/or may help facilitate fluid flow from the opening to a storage chamber. In one aspect, a device actuator may enable fluid communication between the opening and the vacuum source and the flow activator may be actuated after the enablement of fluid communication.

Abstract: A prediction, diagnosis, or suggesting of a diagnosis of a psychiatric disorder is made based in embodiments of the disclosed technology by determining a shape of one or both pupils in an image of a patient. Such a diagnosis can be made in real-time by diagnosing the patient, or by viewing a digitized version of the patient's face as part of post-processing. By finding a pupil which is ovoid or irregular shape (non-circular) and/or comparing the shape to that of shapes of people with known psychiatric disorders, a diagnosis can be suggested.

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: An apparatus with one or more force plates senses of center-of-pressure and force-angle in the sagittal plane for a standing individual to provide an indication of balance capability based on the deduced functional relationship between center-of-pressure and force-angle within a limited band of frequencies. In one embodiment this relationship may be expressed as an intersection point of the force vectors with respect to the individual's center-of-mass.

Abstract: The disclosed apparatus, systems and methods relate to tracking abdominal orientation and activity for purposes of preventing or treating conditions of pregnancy or other types of medical conditions. In certain specific embodiments, the system, device, or method relates to identifying abdominal orientation risk values, calculating and updating a cumulative risk value, comparing the cumulative risk value to a threshold, and outputting a warning when the cumulative risk value crosses the threshold.

Abstract: A vocal dosimeter receives a first set of sensor data as sensor outputs through a sensor array including an acoustic sensor, a piezoelectric sensor, and an accelerometer. The dosimeter generates normalized sensor waveforms by filtering for an amplitude range from the quadratic mean of each individual raw sensor waveform through control of a first band-pass filter, and operates laryngeal activity detection to configure a vocalization filter with a vocalization threshold within a vocalization analysis window. A feedback control is generated in response to identifying a statistically similar vocalization amplitude in a vocal characteristic database.

Abstract: The present invention relates to systems and methods of monitoring and encouraging activity in infants, and more specifically, the present invention relates to systems and methods of interactively monitoring and encouraging infants to exercise their neck and back muscles. The present invention further comprises method of treating torticollis in infants.

Abstract: Method and device for using energy transduction for novel use in locating an underlying artery, particularly a more superficial artery like the radial artery. The method includes Placing or scanning the device containing an electrical system, which comprises of an arterial pressure or motion transducer converted to visible light energy on the overlying skin in the region of the vessel. Then, observing for visibly emitted light to indicate the presence of an underlying artery, and localizing artery with a device, and then stabilizing the underlying blood vessel with the device placed on the overlying skin prior to introduction of arterial line or syringe. The device may include an automated sampling compartment for syringe introduction in the case of arterial blood gas collection.

Abstract: The present invention is a Miniature Vein Enhancer that includes a Miniature Projection Head. The Miniature Projection Head may be operated in one of three modes, AFM, DBM and RTM. The Miniature Projection Head of the present invention projects an image of the veins of a patient which aids the practitioner in pinpointing a vein for an intravenous drip, blood test, and the like. The Miniature projection head may have a cavity for a power source or it may have a power source located in a body portion of the Miniature Vein Enhancer. The Miniature Vein Enhancer may be attached to one of several improved needle protectors, or the Miniature Vein Enhancer may be attached to a body similar to a flashlight for hand held use. The Miniature Vein Enhancer of the present invention may also be attached to a magnifying glass, a flat panel display, and the like.

Abstract: A system to determine medication adherence may include a chemical marker sensor, a verification sensor, and a processor. The chemical marker sensor may be configured to detect one or more markers in sweat vapor of a user. The verification sensor may be configured to detect whether the system is in use. The processor may be communicatively coupled to the chemical marker sensor and the verification sensor and may be configured to determine whether the user has taken a therapeutic agent that includes the one or more markers based on signals generated by the chemical marker sensor and the verification sensor.

Abstract: A system and method for monitoring a patient's compliance with a medication regimen includes an electronic tag integral with or attached to a medicine delivery device such as a capsule, the tag having an antenna and a receiver/transmitter, the system also including a reader positioned externally for detecting the presence and location of the delivery device in the patient.

Abstract: An automatic medication dispenser with electronic thermometer. The automatic medication dispenser provides for the delivery of medication to a user upon detection of a body temperature above a predetermined amount. A housing can receive a cartridge having medication and dispense the medication through a valve, a tubular member, and a mouthpiece. An electronic thermometer detects the body temperature and also displays the body temperature on the housing. The body temperature determines if the valve allows for a dose of the medication to be administered.

Abstract: A device and method for measuring prosthetic or orthotic slip is presented. An optical sensor device is attached to the prosthesis or orthosis and measures the amount of relative motion between the prosthetic socket and the residual limb surface or between the orthosis and the affected body part. The sensor device is comprised of an optical sensor, a light source, a processing unit and a power source contained within a housing. A system for measuring multidirectional prosthetic or orthotic slip using the sensor device and automatically adjusting the fit of the prosthetic based on a determined threshold is also presented.

Abstract: A method for post-processing images of a region of interest in a subject, the images being acquired with a magnetic resonance imaging technique, the method for post-processing comprising at least the step of: unwrapping the phase of each image, extracting a real signal over echo time for at least one pixel of the unwrapped images, and calculating fat characterization parameters by using a fitting technique applied on a model, the model being a function which associates to a plurality of parameters each extracted real signal, the plurality of parameters comprising at least two fat characterization parameters and at least one parameter obtained by a measurement, the fitting technique being a non-linear least-square fitting technique using pseudo-random initial conditions.

Abstract: A system for control of a prosthetic device includes at least one Inertial Measurement Unit detecting orientation of a user's foot. The at least one Inertial Measurement Unit is in communication with a device module configured to command at least one actuator of a prosthetic device. The at least one Inertial Measurement unit sends output signals related to orientation of the user's foot to the device module and the device module controls the at least one actuator of the prosthetic device based on the signals from the at least one Inertial Measurement Unit.

Abstract: The present invention relates to a wearable device for healthcare and method for using the device. More specifically, the wearable device is worn on a finger for measuring the health data of the user, selected from one or more of heart rate, blood oxygen saturation, heart rate variability. Based on the measured data, the sleep quality can be monitored and recorded. Disorders such as obstructive sleep apnea (OSA), can be detected. The wearable device may include an optical sensor coupled with or embedded in a main body including a visible light emitter, an IR light emitter and a light detector being arranged along a longitudinal direction of the finger. During operation of the wearable device, the heart rate is monitored based on a detected light signal. When the heart rate is higher than an adaptive threshold, both heart rate and blood oxygen saturation are monitored.

Abstract: Biomaterials, such as hydrogels, can be mechanically secured to electrodes of an implantable device, such as electrodes made of noble metals. The hydrogel can be mechanically secured via anchoring features of the electrode. Anchoring features can include apertures, voids, textures, or other patterns created in or on the electrode. The hydrogel can incorporate into the anchoring features to mechanically hold the hydrogel against the electrode. The anchoring features, by being located in or on the electrode, can further increase the surface area of the electrode that is exposed to the hydrogel, which can facilitate the conduction of electrical signals between the electrode and surrounding biological tissue. The substrate supporting the electrode can include additional anchoring features that further assist in mechanically securing the hydrogel.

Abstract: A physiological signal detecting device includes a carrier, an electrode layer fixed on the carrier for receiving a physiological signal, and a signal transmitter buckled on the electrode layer and the carrier. The signal transmitter includes a transmitting member and an external connector. The transmitting member includes a first sheet, a column extending from the first sheet, and a thorn curvedly extending from the first sheet. The external connector includes a ring-shaped second sheet and a hollow protrusion extending from an inner edge of the second sheet. The thorn has a sharp end piercing into the electrode layer, the column passes through the electrode layer and the carrier, and a free end portion of the column exposes from the carrier. The protrusion is sleeved at and fastened to the free end portion so that the carrier and the electrode layer are sandwiched between the first and second sheets.

Abstract: A wearable medical device is provided. The wearable medical device includes a garment that includes a sensing electrode, at least one of an inductive element and a capacitive element included in at least part of the garment, and a controller. The controller may be configured to determine a confidence level of information received from the sensing electrode based on at least one of an inductance of the inductive element and a capacitance of the capacitive element.

Abstract: Embodiments of the present disclosure describe a method of monitoring a patient comprising generating an accelerometer signal of a patient via a patient medical device and capturing and sampling the accelerometer signal at a sampling rate that utilizes non-regular timing intervals. Embodiments further describe a patient medical device comprising sensors for monitoring an accelerometer signal of a patient and circuitry for sampling the accelerometer signal at a sampling rate that utilizes non-regular timing intervals. Embodiments also describe a method of processing physiological signals comprising monitoring ECG signals and accelerometer signals of a patient via a patient medical device and capturing an ECG segment and sampling the accelerometer signal at a sampling rate that utilizes non-regular timing intervals.

Abstract: A method and systems for determining an early warning score for a health status of a patient are provided. An example method includes acquiring, during a predetermined time period via sensors integrated into a wearable device worn on a wrist of the patient, initial values of medical parameters of patient. The medical parameters include a respiratory rate, oxygen saturation, temperature, blood pressure, and pulse rate, and level of consciousness. The method includes determining, based on the initial values, normal values of the medical parameters. The method includes acquiring, via the sensors and at a pre-determined frequency, further values of the medical parameters. The method includes determining, based on deviations of the further values from the normal values, individual scores for the medical parameters. The method includes calculating, based on the individual scores, a general score. The method includes determining, based on the general score, the health status of the patient.

Abstract: Contactless blood pressure monitoring, includes: illuminating a blood vessel of a patient with infrared (‘IR’) light; receiving, by an IR camera through a polarizing filter, IR light reflected by the patient; capturing at a time based on a heartrate of the patient, a first IR image of the blood vessel of the patient when the blood vessel is distended; determining, from the first image, a maximum diameter of the blood vessel; capturing at a time based on the heartrate of the patient, a second IR image of the blood vessel of the patient when the blood vessel is contracted; determining, from the second IR image, a minimum diameter of the blood vessel; and calculating blood pressure of the patient in dependence upon the maximum and minimum diameters of the blood vessel.

Abstract: A system for monitoring blood pressure of a subject includes a primary system for determining a first blood pressure and a corrective system. The corrective system includes a cuff configured to be operated in an inflation phase and a deflation phase, a sensor array which produces inflation and deflation phase output signals, and a processor. The processor is configured to a) determine first and second output values from the inflation phase output signal and b) determine third and fourth output values from the deflation phase output signal. The processor is also configured to determine a correction applicable to the first blood pressure. The correction is a function of the first, second, third and fourth output values.

Abstract: Contactless blood pressure monitoring, includes: illuminating a blood vessel of a patient with infrared (‘IR’) light; receiving, by an IR camera through a polarizing filter, IR light reflected by the patient; capturing at a time based on a heartrate of the patient, a first IR image of the blood vessel of the patient when the blood vessel is distended; determining, from the first image, a maximum diameter of the blood vessel; capturing at a time based on the heartrate of the patient, a second IR image of the blood vessel of the patient when the blood vessel is contracted; determining, from the second IR image, a minimum diameter of the blood vessel; and calculating blood pressure of the patient in dependence upon the maximum and minimum diameters of the blood vessel.

Abstract: A vital information monitor (1) includes a vital sign acquiring section (39) which acquires vital signs of a patient into whom a tracheal tube (14) connected to a respirator (13) is intubated, a producing section (31) which produces an extubation process display screen (72) on which determination items contained in an extubation process for removing the tracheal tube (14) from the patient are displayed, a displaying section (7) on which the vital signs acquired by the vital sign acquiring section and the extubation process display screen (72) are displayed, and a determining section (30) which determines whether the determination items satisfy predetermined conditions.

Abstract: According to one embodiment, an X-ray computed tomography apparatus includes processing circuitry. The processing circuitry sets a parameter of an examination protocol. Based on the set parameter, the processing circuitry determines the number of acquisition views and the number of reconstruction views of projection data. The processing circuitry acquires first projection data corresponding to the number of acquisition views. The processing circuitry calculates second projection data corresponding to the number of reconstruction views based on the first projection data. The processing circuitry reconstructs a CT image based on the second projection data.

Abstract: A low-dose CT imaging system and method that operates according to a pulsed X-ray emission scheme according to a predefined sequence of rotation angles of the X-ray source, along with image reconstruction algorithms to achieve high spatial and temporal resolution for CT scans. The systems and methods involve high speed switching (on the order of milliseconds) to generate pulsed exposure of X-ray radiation to the patient, reducing radiation dose by 4-8 fold, or more.

Abstract: A patient positioning apparatus for use with a medical imaging device, the patient positioning apparatus comprising a first element and a second element, the first element having a base part and an upper part to engage a knee joint of the patient, the second element comprising a lower leg engagement part to receive a lower leg of the patient to maintain the lower leg in a desired position.

Abstract: A device for signalling into the environment the status of a radio transmission apparatus, and in particular of an apparatus provided with an X-ray tube, such that the signalling device includes:—a first part, capable of being connected at the power cable of the transmission apparatus, and includes means for measuring the current demand of the transmission apparatus, processing means for determining the status,—switched off, on standby, or in use—of the transmission apparatus depending on the current measurement and means for transmitting the detected status to a second part,—a second part including means for signalling the status of the transmission apparatus detected by the first part.

Abstract: A radiation fluoroscopy apparatus is provided, by which the radiation fluoroscopy can be performed from at least three positions without moving the radiation irradiation element and the radiation detector.

Abstract: An x-ray detector comprises: a housing, including a cover removably fastened on a flange of a flanged base and forming a semi-hermetic seal therebetween, the flanged base including a bottom surface and the flange surrounding a perimeter of the bottom surface; and an x-ray imager positioned on the bottom surface, the x-ray imager including a scintillator and an image sensor, wherein the seal semi-hermetically encloses the x-ray imager in the housing, and is positioned nonadjacently to surfaces in contact with the x-ray imager. In this way, a simpler and less costly seal for a digital x-ray panel can be provide; furthermore, the seal is reusable and resealable, facilitating repair and refurbishment of the device.

Abstract: An x-ray detector comprises: a housing, including a cover fastened on a flange of a flanged base and forming a semi-hermetic seal therebetween, the flanged base including a bottom surface and the flange surrounding a perimeter of the bottom surface; and an x-ray imager positioned on the bottom surface, the x-ray imager including a wireless transmitter, wherein the seal semi-hermetically encloses the x-ray imager in the housing, and is positioned nonadjacently to surfaces in contact with the x-ray imager. In this way, a simpler and less costly seal for a digital x-ray panel can be provide; furthermore, the seal is reusable and resealable, facilitating repair and refurbishment of the device.

Abstract: Disclosed herein is an X-ray detector having impact resistance and an X-ray imaging apparatus including the same. The X-ray imaging apparatus includes an X-ray source configured to generate X-rays and emit the generated X-rays and an X-rays detector configured to detect the X-rays emitted by the X-ray source. The X-ray detector includes a main body, a sensor panel disposed in the main body to convert the X-rays emitted by the X-ray source into electrical signals, a middle block disposed in the main body to support the sensor panel and a buffer member extending between the main body and the middle block and having at least one bent portion.

Abstract: A method and apparatus for optimizing a blocking grating for cone beam CT image scattering correction, wherein the method comprises: scanning a blocking grating to establish a swinging model thereof; setting initial coordinates of the blocking grating along a longitudinal direction of a detector in an initial projection, and establishing an objective function between CBCT image data missing voxel values and the coordinates of the blocking grating along the longitudinal direction of the detector according to the swinging model; minimizing the objective function with a mesh-adaptive direct search algorithm to generate optimized coordinates of the blocking grating along the longitudinal direction of the detector.

Abstract: A mobile X-ray apparatus for medical examination includes an apparatus for producing X-ray images having a digital Radiography detector positioned at a first spatial position, an X-ray tube assembly positionable at a second spatial position relative to the first spatial position, sensor(s) for providing the first spatial position and/or the second spatial position, a control unit for receiving the first and/or the second spatial position(s) from the at least one sensor and for controlling the first or second spatial position for alignment of the X-ray tube assembly with the detector based on the first and second spatial positions, a drive wheel, a base, optionally an elevating column, and a telescopic arm which is rotatable into a direction perpendicular to a driving direction of the base. The apparatus is controllable to drive along a patient table and/or the X-ray tube assembly is height adjustable in front of a wall stand, for alignment.

Abstract: The purpose of the present invention is to prevent the risk when the wire-rope that is hanging an X-ray irradiation element including an X-ray tube breaks. The X-ray imaging apparatus to solve the above problem comprises a wire-ropes 17, 18 that hang and support an X-ray irradiation element 5 and have a different fatigue strength each other, wherein the different between the fatigue progressions of the wire-ropes 17, 18 takes place, the wire-rope 17 or the wire-rope 18 having a weaker fatigue strength breaks first and both wire-ropes 17, 18 never break simultaneously.

Abstract: Provided are computer-implemented methods of determining tissue composition by polychromatic absorptiometry. The methods include acquiring a raw intensity image of a tissue comprising dense tissue and adipose tissue. The image is generated using a polychromatic electromagnetic radiation source. The methods further include directly measuring the proportion of dense tissue and adipose tissue for each pixel of the raw intensity image and assigning a value to each pixel based on the directly measured proportion of dense tissue and adipose tissue. The composition of the tissue is determined based on the assigned value of each pixel. Systems for practicing the methods are also provided.

Abstract: A radiological apparatus, particularly for veterinary use, includes a supporting base frame that defines a supporting surface for a patient to be radiographed, substantially radiolucent, and elements of obtaining radiographic images. The apparatus includes at least one assembly for emitting/receiving X-rays that can be moved manually with respect to the supporting base frame, along at least two directions of movement that are substantially perpendicular to each other and substantially parallel to the supporting surface. The emitter/receiver assembly further includes an X-ray generator supported by a head that is rigidly connected to a trolley situated below the supporting surface and supports a detector.