Abstract: Methods and systems for measuring brain function of a person are disclosed. In some embodiments, the methods include the following: providing a database including digital image files that define intersecting sinusoidal functions; conducting matching trials including displaying a first image selected from the digital image files for a first amount of time, displaying no images for a second amount of time, and displaying both the first image and a second image, prompting the person to identify the first image, recording whether the person correctly identified the first image, and recording an amount of time to complete the matching trial; and conducting recognition trials including displaying an image selected from the digital image files, prompting the person to identify whether the image was displayed in the matching trials, recording whether the person correctly identified whether the image was displayed, and recording an amount of time to complete the recognition trial.

Abstract: The present invention provides a computer-implemented method, including: a. obtaining, in real-time, by a specifically programmed processor, electrical signal data representative of brain activity of a particular individual; b. processing, in real-time the electrical signal data representative of brain activity of a particular individual based upon a pre-determined predictor associated with a particular brain state, selected from a library of predictors containing a plurality of pre-determined predictors, wherein each individual pre-determined predictor is associated with a unique brain state, wherein the pre-determined predictor associated with a particular brain state includes: i. a pre-determined mother wavelet, ii. a pre-determined representative set of wavelet packet atoms, created from the pre-determined mother wavelet, iii. a pre-determined ordering of wavelet packet atoms, and iv. a pre-determined set of normalization factors, wherein the processing includes: i.

Abstract: The present invention provides a triple fusion imaging device for sentinel lymphadenectomy for laparoscopic surgery including: a composite laparoscope for near infrared ray/gamma ray/visible ray acquisition configured to acquire triple images of a gamma ray from a gamma ray radioactive material injected to a diseased part, a visible ray, and a near infrared ray; an optical fiber configured to transmit the triple images acquired from the composite laparoscope; an optical source configured to generate a white light for acquiring a visible image through the optical fiber and a near infrared ray excitation light for acquiring a near infrared ray image by exciting a near infrared ray emitting fluorescence material at the disease part; an optical-to-electrical conversion module configured to separate individual images of the visible ray, near infrared ray and gamma ray from the triple images delivered through the optical fiber and then respectively convert the individual images to electrical signals; a matching uni

Abstract: Uterine activity tools and methods of use thereof. The uterine activity tools of this invention are designed to provide clinicians with information to evaluate uterine activity of a pregnant patient utilizing a fetal monitor with a tocodynamometer external pressure sensor (“TOCO”) and/or an intrauterine pressure catheter (“IUPC”). The tool of this invention displays vital information for assessment and documentation of uterine activity including date, time, mode, contraction frequency, contraction duration, contraction intensity, resting tone, relax time, calculated Montevideo units, and number of contractions in a selected time period.

Abstract: A computerized system and method for analyzing a digital photograph and identifying skin areas, the method comprises three main steps. At first, transforming the digital photograph to a plurality of color bases candidates, and choosing one candidate based on highest score plane. Then, performing a segmentation of the digital photograph to a plurality of objects based on maximal separations between different object. Lastly, classifying the objects to one or more of the following categories: skin, background or underwear.

Abstract: A system for monitoring and measuring itch of a patient includes a wearable device including an actigraph sensor; and a controller electrically connected to the wearable device and including a processor and a memory. The wearable device is configured to measure, via the actigraph sensor, a movement of the patient; and send data indicative of the measured movement of the patient to the controller. The controller is configured to receive, via the processor, the data indicative of the measured movement; and determine, via the processor, a scratching movement of the patient based on the data indicative of the measured movement.

Abstract: Implantable sensors for determining bone health are described that can be utilized in conjunction with orthopedic implants. The sensors can include passive strain gauges or passive chemical sensors that can be read by radiographic imaging techniques. Sensors can be affixed to implantable support devices so as to non-invasively monitor the effect of load on the implant for instance to provide a quantitative assessment of when a fracture is sufficiently healed to allow safe weight-bearing upon the limb. Alternatively, sensors can monitor the health of a local implant area, for instance to monitor the implant area of early stage infection or healing of a fusion procedure.

Abstract: The various embodiments described herein include methods, devices, and systems for providing ultrasound treatment to a patient. In one aspect, a method for adjusting a magnetic resonance guided focused ultrasound (MRgFUS) treatment plan with a magnetic resonance imaging (MRI) system and an ultrasound system includes: (1) identifying a location in a subject that is to receive treatment; (2) applying pulses of focused ultrasound to the identified location with the ultrasound system in order to modulate a level of naturally occurring hormones; (3) concurrently with applying the pulses of focused ultrasound, acquiring with the MRI system functional image data from the subject; (4) obtaining a series of functional images of the subject using the functional image data, the functional images indicative of the modified neuronal activity; and (5) adjusting one or more parameters of the MRgFUS treatment plan using the reconstructed series of functional images.

Abstract: A system, method and apparatus for rehabilitation with computational feedback, based upon tracking the movement of the user.

Abstract: Software for calculating an astigmatism treatment is operable upon execution to perform the following steps: receiving biometric information for a patient; determining based on the biometric information an astigmatic correction comprising at least one of (a) a position for one or more limbal relaxing incisions and (b) a power and an orientation for a toric intraocular lens (IOL); generating an output comprising the astigmatic correction; receiving a selection of a different ratio of astigmatic correction attributable to the one or more limbal relaxing incisions and the toric IOL; determining an updated astigmatic correction including at least one of (a) an updated position for the one or more limbal relaxing incisions and (b) an updated power and/or orientation of the toric IOL.

Abstract: A method ana apparatus provides a service based on biometric information. A bioeiectrical impedance of a user is measured at a first time point to obtain a first value representing biometric information of the user. At least one processor predicts the biometric information of the user at a third time point, subsequent to the first time point to obtain a third value, based on the first value representing biometric information of the user at the first time point and a second value representing the biometric information at a second time point prior to the first time point. The processor calculates a difference between a fourth value representing a target related to the biometric information of the user, input by the user in advance, and the third value. Information regarding a health management service is output based on the difference between the fourth value and the third value.

Abstract: Disclosed is an operating method of a portable apparatus for noninvasively measuring blood glucose levels, and the method comprising (a) measuring a first signal value according to ambient environmental light and temperature by using at least one light receiving elements when an LED which emits light with wavelengths to be absorbed into or scattered by glucose is switched off; (b) measuring a second signal value according to incident light which is scattered by or transmitted through subject tissue and enters the photodetecting unit when the LED is switched on; (c) calculating a glucose concentration measurement of a subject by using the first signal value and the second signal value; and (d) wherein the quantity of light detected by the photodetecting unit is adjusted by feeding the difference between the glucose concentration measurement and a first reference value back to the photodetecting unit.

Abstract: A physiological monitoring system can use physiological wearable monitors to collect and/or detect various parameters, such as cough, wheeze, heart rate, skin temperature, activity, respiration rate, skin impedance, electro-cardiogram data, blood pressure, galvanic skin response, and the like. One or more of these parameters, or other such parameters, may be used in methods in the fields of lung cancer, physiotherapy, monitoring disabled or challenged individuals, monitoring end of life conditions, monitoring breathing gas usage, monitoring patients and individual wellness, data acquisition, athletic sports monitoring, athletic sports entertainment, virtual reality feedback, telemedicine, hospital aid, illness detection and its severity, and public service, as examples. Such methods can use data from one or more wearable devices with the appropriate data processing to present the user or healthcare provider with the appropriate analysis.

Abstract: A wearable device for detecting and/or measuring physiological information from a subject includes a housing, at least one optical emitter supported by the housing, at least one optical detector supported by the housing, a first light guide supported by the housing, a second light guide supported by the housing, a motion sensor supported by the housing, and a processor supported by the housing. The processor is configured to calculate footsteps, distinguish footsteps from heart beats, and to remove footstep motion artifacts from signals produced by the at least one optical detector. Also, the processor is configured to process signals produced by the at least one optical detector to determine subject heart rate and to produce integrity data about the subject heart rate. The process is further configured to generate a multiplexed output serial data string comprising the subject heart rate and the integrity data.

Abstract: A composite thread includes first and second segments joined to each other. The first segment comprises a functional segment that interacts with an environment of the thread. The second segment communicates information between the first segment and a point external to said composite thread.

Abstract: A lower limb rehabilitation system includes an analysis platform, a smart insole, a motion sensor and a brain wave sensor. The analysis platform has a deep learning model. The smart insole generates plural pressure signals through plural pressure sensors of a pressure sensing film. The smart insole includes a processing unit controlling a transmission unit to transmit the pressure signals to the analysis platform. The processing unit is connected to a power supply unit. The motion sensor generates a motion signal. The brain wave sensor is coupled with the analysis platform and detects a brain wave signal. The analysis platform inputs the pressure signals, the motion signal and the brain wave signal into the deep learning model for analyzing a gait. The deep learning model analyzes whether the gait is correct. The analysis platform generates a warning message if the gait is analyzed to be incorrect.

Abstract: An integrated adhesive sensor array includes an adhesive a patch, a sensor hub, and a detachable sensor pod packaged as a unit. The patch may include a docking area for the detachable sensor pod. The detachable sensor pod may include at least one sensor and may be configured to be detached from the patch and applied to various locations on a body. The detachable sensor pod may send sensor data to the sensor hub via a wired link when on the patch and via a wireless link when detached from the patch. The sensor hub receives sensor data from the various sensors, and relays the data to a receiver. The sensor hub and detachable sensor pod may include indicators for communicating information. The sensor hub may include a power source for powering the sensor hub and a detachable sensor pod attached to the main sensor unit or patch.

Abstract: This disclosure is directed to a catheter having a basket-shaped electrode assembly with a high electrode density. The basket-shaped electrode assembly may have a plurality of spines, such as up to twelve, each with a plurality of electrodes, such as up to sixteen. The distal ends of the plurality of spines are joined at a distal hub, all of which are fashioned from a single piece of superelastic material.

Abstract: The invention relates to a vehicle operating element (12) comprising a sensor (14) for non-invasive measurement of biomolecules in the blood of an operator of a vehicle operating element (12) by means of electrochemical impedance spectroscopy, comprising at least one antenna (16) which includes at least a first conductive layer, a second conductive layer and an insulating layer being sandwiched between the two conductive layers. By means of the second conductive layer an excitation signal can be coupled out and an off-resonance excitation signal can be coupled into the antenna (16). Furthermore, a method of non-invasive measurement of biomolecules and a method of operating a vehicle are described.

Abstract: A posture support system for a person supporting appliance comprising: a module (300), each module (300) comprising: an expandable body (20), means (60) for changing the degree of expansion of the expandable body (20); a sensor (27) configured to produce measurement data corresponding to the degree of expansion of the expandable body (2); a processor (116) arranged to process the measurement data generated from the sensor (27); and a wireless communication unit (114) arranged to transmit the measurement data wirelessly to a controller (320) and receive control data to control the degree of expansion of the expandable body (20).

Abstract: A heart rate detection module including a PPG measuring device, a motion sensor and a processing unit is provided. The PPG measuring device is configured to detect a skin surface in a detection period to output a PPG signal. The motion sensor is configured to output an acceleration signal corresponding to the detection period. The processing unit is configured to respectively convert the PPG signal and the acceleration signal to first frequency domain information and second frequency domain information, determine a denoising parameter according to a maximum spectrum peak value of the second frequency domain information to denoise the first frequency domain information, and calculate a heart rate according to a maximum spectrum peak value of the denoised first frequency domain information.

Abstract: Methods and devices for determining a measurement time period, receiving a plurality of signals associated with a monitored analyte level during the determined measurement time period from an analyte sensor, modulating the received plurality of signals to generate a data stream over the measurement time period, and accumulating the generated data stream to determine an analyte signal corresponding to the monitored analyte level associated with the measurement time period are provided. Systems and kits are also described.

Abstract: A method and system for detection of coronary artery disease (CAD) in a person using a fusion approach has been described. The invention the detection of CAD in the person by capturing of a plurality of physiological signals such as phonocardiogram (PCG), photoplethysmograph (PPG), ECG, galvanic skin response (GSR) etc. from the person. A plurality of features are extracted from the physiological signals. The person is then classified as CAD or normal using the each of the features independently. The classification is done based on supervised machine learning technique. The output of the classification is then fused and used for the detection of the CAD in the person using a predefined criteria.

Abstract: To provide a monitoring system suitably monitoring health conditions of all man users wearing sensor devices. Each of sensor devices includes a first measurement section attached to users and measuring first biological information a the users, a storage section storing information for identifying the users, an analysis section analyzing a measurement result of the first measurement section to determine that the measurement result matches with a first condition and a communication section transmitting a determination result indicating the match with the first condition received from the analysis section and information for identifying the users to communication devices located every same interval.

Abstract: Apparatuses and methods for the prevention of bodily injuries through active monitoring of bodily postures, supporting a body while in or restricting a body from entering predetermined postures which heighten the body's susceptibility to injury, and alerting one or more entities (e.g., an apparatus user) of a body's susceptibility to injury is disclosed herein. In one embodiment, the method may include one or more operations including monitoring one or more bodily postures and/or bodily movements, storing data associated with bodily postures and/or bodily movements, determining a risk of injury associated with bodily postures and/or bodily movements, and alerting one or more entities when a risk of injury associated with bodily postures and/or bodily movements reaches a predetermined level.

Abstract: A physiological state determination system includes a CPU and a camera. The camera acquires a photographic image data of a time-series change in facial data of a subject to which brain function activation information that activates human brain function was provided. The CPU determines a mental or physical physiological state of the subject based on facial change information corresponding to the photographic image data.

Abstract: A guidance system acquires physiological information of a user by a wearable device; acquires positioning information identifying the position of the wearable device; and sends user information including physiological information and positioning information to an evacuation guidance server. The evacuation guidance server receives the user information sent by the wearable device, generates guidance service information based on the user information, and sends the guidance service information to the wearable device.

Abstract: A method for emulating prerecorded images may comprise acquiring at least one organ timing signal reading representing an activity state of an organ with at least one organ timing signal detector, acquiring a plurality of images with a medical imaging system, associating each of the plurality of images with an organ timing signal reading, removing any of the organ timing signal readings and associated images that are not representative of a normal organ configuration, and outputting a sequence of the representative images for a display.

Abstract: A method and system for dose-optimized acquisition of a computed tomography (CT) scan of a target organ is disclosed. A localizer spiral CT scan is started at a beginning of a confidence range before a target organ. Real-time localizer scan images are automatically analyzed to predict a beginning location of the target organ based on the real-time localizer scan images. A diagnostic spiral CT scan is automatically started at the predicted beginning location of the target organ. Real-time diagnostic scan images are automatically analyzed to predict an end location of the target organ where full coverage of the target organ will be reached. The diagnostic spiral CT scan is automatically stopped in response to reaching the predicted end location of the target organ. A 3D profile can be acquired using a 3D camera and used to determine the confidence range before the target organ.

Abstract: A multilayer staggered coupling collimator includes multiple collimating layers, multiple collimating orifices being provided on each collimating layer. At least two collimating layers are in a staggered coupling relationship. Compared with a single-layer collimator, the multilayer staggered coupling collimator can improve the performance, achieve multi-performance selection functions, and have a better machining feasibility. Since the thickness of each collimating layer is less after the collimator is divided into several collimating layers, the machining precision is easy to ensure.

Abstract: Disclosed herein are adaptive filters, radiographic systems, and methods for controlling the radiation exposure of a target object during a radiographic imaging procedure. An adaptive filter can comprise first and second dynamic collimators that block or attenuate radiation that is incident upon the collimators, but allow radiation to pass between the collimators to reach the target object and radiation detector. The collimators can move relative to each other during a radiation emission such that the motion of the collimators allows different amounts of radiation from the radiation source to pass between the two collimators to each portion of the target object during the radiation emission. The amounts of radiation allowed to reach each portion of the target object can be determined based on a thickness of each portion of the target object.

Abstract: A radiation residue scanning device includes a plurality of CZT detectors, a plurality of data processing units, a plurality of window acquisition circuits, a plurality of counting units, and a processor; the plurality of CZT detectors connected in one-to-one correspondence to the plurality of data processing units; the plurality of data processing units are connected in one-to-one correspondence to the plurality of window acquisition circuits; and the plurality of window acquisition circuits are connected in one-to-one correspondence to the counting units The window acquisition circuit includes a plurality of acquisition modules, and the respective acquisition modules are connected in parallel; the counting unit includes a plurality of counting subunits, the counting subunits are connected in one-to-one correspondence to the acquisition window modules, and the processor is connected to the plurality of counting units.

Abstract: The present disclosure relates to a cabinet x-ray and ultrasound system and method for obtaining x-ray images and ultrasound images of a specimen and more specifically, a system and method including a cabinet defining an interior chamber, a display, an x-ray system and an ultrasound system.

Abstract: Apparatus and related method for dark-field imaging. The apparatus operates on projective intensities detected at a detector in different energy channels. An energy weighting is used to improve the signal to noise ratio. The model operates in a logarithmic domain.

Abstract: A method of diagnosing breast cancer, the method comprising: acquiring a contrast enhanced region of interest (CE-ROI) comprised in an X-ray image of a patient's breast, the X-ray image comprising X-ray pixels that indicate intensity of X-rays that passed through the breast to generate the image; generating a texture feature vector (TF) having components based on the indications of intensity provided by a plurality of X-ray pixels in the CE-ROI; and using a classifier to classify the texture feature vector TF to determine whether the CE-ROI is malignant.

Abstract: An imaging system and related method are provided. The imaging system comprises a surface configured to support a portion of a patient's body, compression paddle configured to compress the portion of a patient's body against the surface, the compression paddle movable between an upper position and a lower position; and a compression control in direct or indirect communication with the compression paddle and configured to effectuate displacement of the compression paddle to any position between and including the upper position and the lower position upon receiving a patient input or command. The system may further comprise a feedback device configured to provide, to the patient, information indicative of the quality of the image that would be achieved at a corresponding compression paddle position to assist the patient in selecting a desirable compression paddle position.

Abstract: A dynamic analysis system includes a hardware processor. A first plurality of frame images showing a dynamic state of a chest of an intubated first examinee is obtained by radiation imaging of the chest of the first examinee. Based on the first plurality of frame images, the hardware processor calculates a signal value change amount and/or a shape change amount of a predetermined structure of the chest in the first plurality of frame images. Based on the calculated signal value change amount and/or shape change amount, the hardware processor generates assessment information to assess a respiratory status of the first examinee at time of intubation or extubation.

Abstract: Disclosed is a technique capable of enhancing usability of a radiographic image capturing apparatus, system, control method of the radiographic image capturing apparatus and a non-transitory computer readable recording medium recorded with a control program, for a user. A radiographic image capturing apparatus includes: an I/F unit and an imaging control unit that function as a communication unit that selectively performs communication with any one of a portable information terminal and a console which are plural control apparatuses that have different image processing capacities with respect to a radiographic image and respectively perform a control relating to capturing of the radiographic image; and an imaging control unit that functions as a selection unit that selects any one of plural imaging modes predetermined with respect to the capturing of the radiographic image according to the image processing capacity of the control apparatus that performs communication with the communication unit.

Abstract: A method for controlling a scanner comprises: sensing an outer surface of a body of a subject to collect body surface data, using machine learning to predict a surface of an internal organ of the subject based on the body surface data, and controlling the scanner based on the predicted surface of the internal organ.

Abstract: An apparatus, method, and computer program product for calibrating a CT scan without the use of an external calibration phantom, to enable quantitative assessment of internal body tissues and organs and additionally for any application that would benefit from a calibration of the scan attenuation data, such as viewing CT images in a consistent fashion. Embodiments are described with applications to quantitative assessment of bone density in the spine and hip, mineral content in blood vessels, hepatic-fat content in the liver, and gray-to-white matter ratio in the brain. The primary advantages of the method are that it does not require the use of an external calibration phantom, it is robust across different CT machines and scanner settings, and it is also highly precise, lending itself to a high degree of automation.

Abstract: Systems, methods, and apparatuses for non-invasively measuring volumes of a body cavity by a wearable ultrasonic device are provided. The wearable ultrasonic device can collect data related to the body cavity perform diagnostic measurements associated with the body cavity to provide alerts to user. The wearable ultrasonic device can be affixed to the skin of a user's body. The wearable ultrasonic device can include an ultrasonic transducer that transmits and receives ultrasonic signals directed toward the body cavity such as a user's urinary bladder. The device can include processing electronics coupled to the ultrasonic transducer to process the ultrasonic signals to determine the volume of the body cavity and transmit alerts to the user when the volume reaches a particular threshold. The processing electronics can be integrated with the ultrasonic transducer to operate at low voltages and be battery powered.

Abstract: The present invention proposes an ultrasound imaging system and method for measuring a property of a region of interest in a subject by using shear wave, wherein an ultrasound probe is configured to sequentially transmit, to each of a plurality of focal spots (320, 322, 324) in the region of interest, a push pulse (310, 312, 314) for generating a shear wave (330, 332, 334), each of the plurality of focal spots having a mutually different depth value (z1, z2, z3), and to receive ultrasound echo signals adjacent (350, 352, 354) to each of the plurality of focal spots; a shear wave detector is configured to derive, for each of the plurality of focal spots, a first parameter indicating a property of the generated shear wave, based on the received ultrasound echo signals; and a property estimator is configured to estimate a second parameter indicating the property of the region of interest 342 as a function of the derived first parameters.

Abstract: A photoacoustic-ultrasonic (i.e. dual mode) endoscope includes: an optical fiber; a light diffuser configured to diffuse a laser beam delivered through the optical fiber to a target point of an object to be examined; and an array transducer through which the diffused laser beam passes and configured to generate ultrasonic waves or detect ultrasonic waves generated in the object to be examined.

Abstract: Systems and methods for assisting the placement of a catheter within the body of a patient through the use of an ultrasound imaging system are disclosed. In particular, the systems and methods described herein enable a clinician to determine, prior to insertion of the medical device, how much of the device will be disposed within the vessel, thus enabling the clinician to choose a catheter with suitable length. In one embodiment, an ultrasound imaging system for assisting with placement of the medical device comprises a console, a probe for producing an image of a target location, and a processor. The processor provides to a user proximity information relating to the anticipated proximity of the medical device to the target location prior to insertion of the medical device. A display is included for depicting the image, target location depth, and the proximity information of the medical device to the target location.

Abstract: An ultrasound probe with a generally concave shaped head and a handle proceeding away from the generally concave shaped head. The probe can be concave in one or two axes. Such a device is easier to point and more comfortable for the patient when used by a technician on the generally convex shape of an animal arm, leg, or abdomen.

Abstract: A device, system, and method for volumetric ultrasound imaging is described. The device and system include an array of transducer elements grouped in triangular planar facets and substantially configured in the shape of a hemisphere to form a cup-shaped volumetric imaging region within the cavity of the hemisphere. A plurality of data-acquisition assemblies are connected to the transducers, which are configured to collect ultrasound signals received from the transducers and transmit image data to a network of processors that are configured to construct a volumetric image of an object within the imaging region based on the image data received from the data-acquisition assemblies. A control module includes a firmware module, a low-level operating-system device driver and an application programming interface library for processes ultrasound signals transmitted and received from the array of transducer elements.

Abstract: A medical device includes an acoustic transducer, which is configured to sense infrasonic waves emitted from a body of a living subject with a periodicity determined by a periodic physiological activity and to output an electrical signal in response to the sensed waves. At least one speaker is configured to output audible sounds in response to an electrical input. Processing circuitry is configured to process the electrical signal so as to generate a frequency-stretched signal in which infrasonic frequency components of the electrical input are shifted to audible frequencies while preserving the periodicity of the periodic physiological activity in the frequency-stretched signal, and to input the frequency-stretched signal to the at least one speaker.

Abstract: An ultrasound imaging system and method is provided that includes an ultrasound probe configured to acquire ultrasound data for a region of interest and a controller circuit communicatively coupled to the ultrasound probe configured to generate one or more ultrasound images from the ultrasound data. The ultrasound imaging system and method further provide a curved housing shaped to extend along a curvature angle, the curved housing includes a front panel having a curved touchscreen having at least a first interface section, a second interface section, and a third interface section formed integral with one another. The first interface section and the third interface section are positioned at different display angles with respect to each other. The first interface section is also configured to display one or more ultrasound images, and the third interface section includes one or more user selectable icons to control the ultrasound probe.

Abstract: Enhancing chondrogenesis at a desired site by the application of ultrasound in the presence of microbbubles. A biomimetic scaffold may be seeded with stem cells capable of undergoing chondrogenesis and provided to the site and then subjected to ultrasound excitation in the presence of microbubbles.

Abstract: A method and apparatus for analyzing elastography of tissue using ultrasound waves, wherein elastography information of tissue in a region of interest (ROI) is analyzed by irradiating ultrasound waves for diagnosis towards the ROI to which a shear wave is induced from an ultrasound probe, receiving echo ultrasound waves, and acquiring three-dimensional (3D) ultrasound images with respect to the ROI.