Abstract: A human-state estimating method includes: obtaining a thermal sensation index obtained by indexing, in a specified range, an estimated thermal sensation of a person; determining whether or not the obtained thermal sensation index is in a predetermined range in the specified range; and estimating a human state, which is a state of the person, based on a physiological amount in which an activity of an autonomic nervous system of the person is reflected, the physiological amount being obtained when it is determined that the obtained thermal sensation index is in the predetermined range.

Abstract: A method, data processing unit, and system for monitoring excrement data for seeking a pattern for a monitoring period, wherein said excrement data is associated with at least one absorbent article and a person wearing said at least one absorbent article is disclosed. The method includes acquiring excrement data including excrement data for at least two different time periods, each substantially corresponding to the monitoring period for which a pattern of events is sought, wherein said excrement data includes information of excrement into an absorbent article in form of excrement events, and wherein each excrement event has an associated time mark or associated information from which an associated time mark may be derived; and smoothing the time mark of each excrement event.

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 toothbrush handle for providing oral cavity position detection during operation includes a handle body having a longitudinal axis, a receiver body elastically deformable relative to the longitudinal axis, and a three-axis force sensor that is operatively connected to the base portion and configured to obtain three-axis force data for oral cavity position detection during operation.

Abstract: Methods and apparatus for providing individuals with coaching concerning their eating choices. The coaching system makes a determination of an individual's hunger, a determination concerning the availability of food for consumption and, in some embodiments, a determination of the individual's mood. Based on these determinations, the system makes eating recommendations to the individual, e.g., such as exhortations to refrain from eating or to eat a healthy snack.

Abstract: A vital signs information measuring apparatus includes: an internal clock; a first correcting section which is configured to execute first time correction on the internal clock by using time information, and which is configured to store a time correction amount in a storage section, the time correction amount indicating a degree of deviation of a time of the internal clock at a timing when the first time correction is performed by the first correcting section; and a second correcting section which, in a case where it is detected that the first correcting section fails to normally correct the time of the internal clock at a prescribed timing, is configured to perform second time correction on the internal clock by using a history of the time correction amount stored in the storage section.

Abstract: Methods and structures for detecting a physiologic parameter of a target anatomical environment. The device including a housing with a distal portion first port couplable to a probe and a proximal portion; and a sensing unit, a processing unit, and an output unit carried by the housing, the output unit configured to output a reporting signal based on the determined physiologic parameter value such as pressure; the sensing unit, processing unit, and output unit being disposed substantially between the first port and the proximal portion of the housing.

Abstract: The present invention involves systems and methods for determining nerve proximity, nerve direction, and pathology relative to a surgical instrument based on an identified relationship between neuromuscular responses and the stimulation signal that caused the neuromuscular responses.

Abstract: A system and method of operation involves collecting acceleration and gyroscope data from a first sensor positioned in a wearable device on a user's wrist and a second sensor located in a mobile device. The mobile device determines a trajectory for the wearable device by filtering the first sensor data using the second sensor data, and determines a probability of the user holding an automobile steering wheel using the trajectory. The method may also include determining a probability of the user holding an automobile steering wheel of a specific automobile selected from an automobile list. The disclosed system includes the wearable device and the mobile device.

Abstract: A biosignal detecting garment includes at least two electrodes each including a conductive fiber structure, a measurement device configured to detect and process a bioelectric signal acquired by the electrodes that are in contact with a living body, a wiring portion conductively connecting the electrodes to the measurement device, and a garment body on which the electrodes, the measurement device, and the wiring portion are placed at predetermined positions.

Abstract: A system and method for determining a quality of contact of an electroencephalogram (EEG) electrode is described. An electrode is connected to a user to detect brainwave activity from the user. An EEG application computes a voltage of the electrode, computes a derivative of the voltage of the electrode, computes a coefficient of variation from the derivative of the voltage, and determines a quality of contact of the electrode to the user based on the coefficient of variation.

Abstract: Method and apparatus for integrated sensor and data processing assembly is provided.

Abstract: Certain aspects of the disclosure are directed to determining cardiac physiological parameters. Specific embodiments concern an arrangement of apparatuses including a platform region configured and arranged with an area for the user to stand, a plurality of force sensors including sensor circuitry, and a processor circuitry. The force sensors provide a plurality of analog signals while the user is standing on the platform region. The processor circuitry is configured and arranged to determine cardiac physiological parameters of the user corresponding to a graphical representation of cardiac movements, by processing the analog signals, mitigating at least some effect on the analog signals attributable to postural sway of the user, and generating data indicative of the physiological parameters based on said processing of the analog signals and the mitigating of at least some of the effect on the analog signals attributable to postural sway of the user.

Abstract: Apparatus, system and method for medical analysis of a seated individual, includes determining the aortic valve opening; the PTT; and calculating the PWV. Determining the aortic valve opening includes collecting BCG data while sitting on a seat and determining the timing of the aortic valve opening, taking into account posture. Measuring the aortic pulse wave transit time includes collecting BCG data while sitting on a seat capable of measuring changes in apparent weight; determining the timing of the aortic valve opening; detecting the arrival of the pulse wave at the end point; and measuring the relative timings of the two events. Calculating the PWV includes determining a length of the arterial segment through which a pulse wave is to be measured between a start point and an end point; and dividing the determined length of the arterial segment by the PTT.

Abstract: Systems, methods, apparatuses, and software for measuring and determining physiological parameters of a patient are presented. In one example, a physiological measurement system includes an optical system configured to emit one or more optical signals into tissue of a patient, and detect the one or more optical signals after propagation through the tissue. The physiological measurement system includes a capacitance system configured to apply one or more electric field signals to a single side of the tissue to determine a capacitance signal based at least on changes in the one or more electric field signals, and a processing system configured to process at least the one or more detected optical signals and the capacitance signal to determine a physiological parameter of the patient.

Abstract: A wearable device includes a housing, at least one optical emitter supported by the housing, wherein the at least one optical emitter is configured to generate modulated light, at least one optical detector supported by the housing, and a tip removably secured to the housing. The tip includes first and second portions, wherein the first portion directs light along a first path from the at least one optical emitter to a body of a subject wearing the device, and wherein the second portion directs light from the body of the subject to the optical detector along a second path that is different from the first path. The device may also include an analog-to-digital converter, a motion sensor, and a processor. The processor executes a first filter that attenuates sunlight noise and a second filter that attenuates motion artifacts.

Abstract: A method and system for cancelling body movement effect for non-contact vital sign detection is described. The method begins with sending on a first electromagnetic wave transceiver a first electromagnetic signal with a first frequency to a first side of a body, such as a person or animal. Simultaneously using a second electromagnetic wave transceiver a second electromagnetic signal is sent with a second frequency to a second side of a body, wherein the first frequency and the second frequency are different frequencies. A first reflected electromagnetic signal reflected back in response to the first electromagnetic wave on the first transceiver is received and a first baseband complex signal is extracted. Likewise a second reflected electromagnetic signal reflected back in response to the second electromagnetic wave on the second transceiver is received and a second baseband complex signal is extracted.

Abstract: A device for supporting determination of return of spontaneous circulation, ROSC, during an associated cardiopulmonary resuscitation, CPR, procedure which is being performed on an associated patient. A sensor is used to sense a physiological signal of the patient. Frequency analysis of the signal is carried out to extract dominant fundamental frequency components in the signal. From this analysis it is possible to determine that there has been a potential ROSC.

Abstract: Systems and methods for assessing a non-accessible parameter from accessible parameters are provided. A training process produces three databases: A dynamical model database containing input/output (I/O) models relating ABP/CBFV to ICP when estimating ICP; a mapping function database containing a mapping function for each entry in the model database, providing estimated of the dissimilarity between the unknown ICP and simulated ICP using the corresponding dynamical model on a given instance of ABP/CBFV; and a query feature database of vectors extracted from an instance of ABP/CBFV. New ABP/CBFV measurements are analyzed to extract query features that are evaluated by each mapping function in the database. The output is dissimilarity metrics providing estimates of the quality of the simulated ICP using the database models for a given ABP/CBFV instance. The dissimilarity metrics are ranked to find the optimal model. The model is used to simulate ICP using the new ABP/CBFV.

Abstract: Novel tools and techniques are provided for assessing, predicting and/or estimating a physiological state of a patient, based on variance of the patient's compensatory reserve index (“CRI”) before, during, and/or after a physical perturbation. In some embodiments, the system might receive a first set of physiological data from one or more sensors at a first time relative to a physical perturbation of the patient, and might calculate a first set of CRI values of the patient. The system might receive a second set of physiological data at a second time relative to the physical perturbation, calculate a second set of CRI values, analyze the two sets of CRI values against a pre-existing model, estimate a physiological state (e.g., hydration, etc.) of the patient, and display the estimate on a display device. The system might also control an infusion device to infuse fluids into the patient based on estimated hydration state.

Abstract: One embodiment of a method of interrogating a sensor to detect the presence of moisture on an occupant support comprises the steps of A) providing a moisture responsive sensor in a surveillance zone of the occupant support, the sensor being tuned to a center frequency; B) exciting the sensor with an electromagnetic signal having a frequency approximately equal to the center frequency; C) monitoring for a center frequency response from the sensor; D) comparing the center frequency response to an expected center frequency response; and E) if the center frequency response compares favorably to an expected center frequency response, issuing a first output consistent with the favorable comparison.

Abstract: Provided are a method of assisting monitoring alarm method and a medical external equipment and a medical host equipment using the method. A technical scheme thereof comprises connecting the medical external equipment with the medical host equipment through an interface, wherein the medical external equipment forms a plug-and-play external alarm equipment. The medical host equipment performs self-check, and sends an alarm information to an auxiliary alarm device of the medical external equipment and generates a corresponding alarm when an alarm device in the medical host equipment works abnormally, thereby reducing a risk to the medical host equipment in the situation that the alarm device in the medical host equipment is in failure.

Abstract: Disclosed herein is a haptic feedback device that includes a circuit board, a pressure sensor in operable communication with the circuit board, and a vibrator in operable communication with the circuit board. The vibrator is configured to vibrate when the pressure sensor senses pressure above a threshold pressure. The haptic feedback device includes a battery in operable communication with the circuit board. The circuit board, the vibrator, the pressure sensor and the battery are configured to be inserted into a wearable article such that when a wearer wears the wearable article the vibrator is configured to vibrate when the wearer is lying in the supine position. Further disclosed is a wearable sleep mask having a band for receiving the haptic feedback device, and a method of use thereof.

Abstract: According to an embodiment, an apparatus includes a reference calculator, a peak calculator, a coefficient calculator, and a calibrator. The reference calculator is configured to calculate, as a first value, a most frequent electrical signal level from a first set of electrical signal levels output from the respective pixels of a detector for radiation. The peak calculator is configured to calculate, as a second value, a peak level of radiation energy of a characteristic X-ray, based on a relation between energy and intensity of radiation obtained from the first set. The coefficient calculator is configured to calculate a coefficient by dividing a difference between the first and second values by the peak level. The calibrator is configured to multiply an electrical signal level of each pixel by the coefficient and add the first value to the multiplication to calibrate a relation between detection output and incident radiation of the detector.

Abstract: A tilting head support for use in medical imaging is described. The tilting head support allows a patient to receive the equivalent of a tilted gantry exam study even when using a scanner gantry that does not tilt. In certain embodiments, the tilted head support assembly has metallic or sharp edge components, if present, positioned outside the imaging area when in use. In addition, in certain embodiments, the tilted head support assembly allows for user selection of a tilt angle from among a continuous range of available angles.

Abstract: An X-ray Talbot imaging device includes: a plurality of gratings; a subject platform configured to hold a subject; a radiation generator configured to emit radiation; a radiation flat panel detector configured to capture a moire image; and a holding unit configured to hold a knee joint section on the subject platform, wherein the holding unit includes: a first holding section configured to hold a proximal side of the joint section; a second holding section configured to hold a distal side of the joint section; a pivot fixing mechanism capable of pivoting the first and second holding sections relative to each other and capable of fixing a relative pivot angle between the first and second holding sections; and an angle adjustment mechanism configured to change an angle of the knee joint section with respect to an emission direction of radiation emitted from the radiation generator.

Abstract: A radiation window for an X-ray imaging system includes a foam layer sandwiched between a first layer and a second layer of sheet material. The radiation window provides a structural barrier between at least a portion of the X-ray imaging system and an object or patient being imaged.

Abstract: When two detector panels are rotationally moved around the entire circumference of a region of interest and projection images of the region of interest are captured during the rotational movement, the respective detector panels are moved along the tangential direction of the rotational movement to a position where the union of the capturing ranges of the projection images captured by the respective detector panels covers the entire region of interest. The projection images captured by the respective detector panels are used to reconstruct a transaxial image of the region of interest.

Abstract: The present invention provides a method for detecting abnormal coronary blood flow by “quantifying” emissions of radiopharmaceuticals after stressing the heart under “same state” conditions for detection of inflammatory vascular (IVD) disease and differentiation of (a) ischemic heart disease due reduced lumen responsiveness to demand for more coronary blood flow and (b) vulnerable inflammatory plaque disease with reduced lumen responsiveness. The present invention also provides a method for detection of myocyte viability by using the “quantitative” method to differentiate “normal” functioning cardiac tissue from non-viable “infarcted” cardiac tissue, from “stunned/hibernating” myocytes. The present invention further provides a method for detection of IVD by detecting enhanced thymic activity associated with IVD.

Abstract: DPC (differential phase contrast) images are acquired for each photon energy channel, which are called spectral DPC images. The final DPC image can be computed by summing up these spectral DPC images or just computed using certain ‘color’ representation algorithms to enhance desired features. In addition, with quasi-monochromatic x-ray source, the required radiation dose is substantially reduced, while the image quality of DPC images remains acceptable.

Abstract: A radiographic device in which the scatter radiation and the grid foil can be removed without preparing the number of patterns corresponding to the position shift despite the occurrence of the position shift of a scatter radiation removal module relative to a radiation detection module. A foil shade integration value image A_SHsum (g, y, a), I_SHsum (g, y,a), which is normalized to the sum of absorption rates of a direct radiation relative to individual grid foils on a shooting with and without the subject, are respectively calculated and a distance function D (c) based on these absorption rates calculated. Given the foil shade integration value image A_SHsum (g, y, a) selected from a plurality of the foil shade integration value images A_SHsum (g, y, a), wherein the distance function D (c) becomes minimum, the scatter x-ray and the grid foil can be removed without preparing a number of patterns corresponding position shifts despite an occurrence of the position shift of the grid relative to the detector.

Abstract: An X-ray apparatus including an X-ray source configured to radiate X-rays; a collimator configured to adjust an irradiation region of X-rays radiated from the X-ray source; an image acquirer configured to acquire an image by imaging an object; and a controller configured to detect, in the image, a marker projected on the object by the collimator, and to determine a source to object distance (SOD) based on a location of the marker in the image, wherein the SOD comprises a distance between the X-ray source and the object.

Abstract: A radiological imaging apparatus includes: a plurality of radiation detecting elements configured to generate charge in accordance with a dose of radiation emitted; a control unit configured to conduct control to perform an image data generation process to generate image data by reading the charge; and a storage unit configured to store the image data, wherein the control unit is capable of switching an imaging mode between an imaging enabled mode and an imaging disabled mode, when at least one kind of information of patient information and imaged site information is input, the control unit switches the imaging mode from the imaging disabled mode to the imaging enabled mode, and after attaching the information to the image data and storing the image data into the storage unit, the control unit switches the imaging mode from the imaging enabled mode to the imaging disabled mode.

Abstract: Setting an x-ray emission unit includes acquiring image data with the aid of a number of image recording units. A body region to be recorded of an examination object is identified based on the image data. Position data of the body region to be recorded is established, and the x-ray emission unit is set using the position data.

Abstract: An information processing system including an information processing apparatus that receives captured radiographic images captured by a plurality of image capturing apparatuses each having a wireless communication function and a wired apparatus that connects to the information processing apparatus in a wired manner, the information processing system includes a setting unit that sets, in a case where one of the plurality of image capturing apparatuses is connected to the wired apparatus, the connected image capturing apparatus as a master unit of wireless communication, and a communication unit that receives, via the image capturing apparatus set as the master unit, a captured image of a different image capturing apparatus that is received through wireless communication by the image capturing apparatus set as the master unit from the different image capturing apparatus set as a slave unit of wireless communication.

Abstract: The present invention provides a positioning system comprising at least a portable detector that enables users to continuously know the spatial location of a detector relative to an x-ray source so that it can be more easily aligned, and monitored for maintenance of alignment, with the portable detector within predetermined tolerances during procedures. In preferred embodiments, the invention further comprises a radiation interlock switch to prevent the emission of radiation in the event of the x-ray source and detector not being aligned within a predetermine tolerance.

Abstract: The X-ray imaging device includes an irradiation unit which includes an X-ray tube and a collimator; and a tape measure which has a scale band on which distances from the irradiation unit are printed so as to increase from one end to the other and a winding mechanism that holds and winds the other end of the scale band. The irradiation unit has a scale band fixing portion which fixes one end of the scale band, and a winding mechanism fixing portion which fixes the winding mechanism.

Abstract: An ultrasound device determines a position and orientation of a surgical instrument based at least in part on tracking information, such as magnetic field strength, emitted by an emitter of a tracking system and detected by a sensor of the tracking system. The sensor and the emitter are attached to or within a different one of a probe of the ultrasound device and the surgical instrument. The ultrasound device determines an ultrasound imaging parameter, such as an ultrasound beam steering angle, based at least in part on the determined position and orientation of the surgical instrument. The ultrasound device applies the ultrasound imaging parameter to acquire ultrasound image data of a target. The ultrasound device generates an ultrasound image based on the acquired ultrasound image data of the target. The ultrasound image includes a representation of the surgical instrument. The surgical instrument may be a needle.

Abstract: Systems and methods for probe insertion using feedback from ultrasound guidance using anatomical features. The present disclosure is directed to ultrasound imaging for the generation of ultrasound images of anatomical features such as bone and/or visualizing ultrasound images of anatomical features in a subject being imaged. Specifically, the present invention pertains to real-time feedback using graphical user interface and ultrasonic imaging for the purpose of probe insertion. Probe insertion can either be idealistically displayed or physically guided with varying degrees of freedom for augmented accuracy and mitigating failure rates.

Abstract: Provided are a method of performing a low power mode of a portable ultrasonic diagnostic apparatus and a portable ultrasonic diagnostic apparatus for applying the same. The method include stopping a circuit operation related to a receiving circuit which receives an ultrasonic signal reflected by a test subject when the ultrasonic signal is transmitted to obtain an ultrasonic image of the test subject and stopping a circuit operation of a transmitting circuit which transmits the ultrasonic signal when the ultrasonic signal reflected by the test subject is received. Accordingly, power consumed by the portable ultrasonic diagnostic apparatus may be minimized.

Abstract: The present disclosure is directed to an ablation planning and navigation system. The planning system includes a memory configured to store a plurality of images and a controller configured to render the plurality of images in three dimensions, automatically segment the plurality of images to demarcate a target area, and automatically determine a treatment plan based on the target area. The navigation system includes an ultrasound device having a fiducial pattern that obtains an ultrasound image, an ablation needle having a image capture device that captures an image of the fiducial pattern, and a controller that receives the ultrasound image and the fiducial image. The controller determines a position of the ablation needle based on the fiducial image. The planning and navigation system also includes a controller that receives data from the planning system and the navigation system and a display configured to display the received information.

Abstract: An ultrasonic imaging system comprises a processing system and an ultrasound imaging probe that is configured to transmit ultrasound energy into a selected portion of a subject and to receive echoes therefrom and to transmit data signals representative thereof to the processing system. The system further comprises a blood pressure sensor that is configured to measure the blood pressure of the subject and to transmit data signals representative thereof to the processing system. The processing system can processes the received ultrasound data signals to generate an ultrasound image and the received blood pressure data signals to generate a blood pressure trace. The processing system can also display the ultrasound image and blood pressure trace in a display image in which portions of the ultrasound image are displayed in temporal synchrony with portions of the blood pressure trace.

Abstract: The present invention relates to a wearable device for collecting ocular fluid of a user, comprising a fluid channel for enabling flow of ocular fluid within the fluid channel when the wearable device is worn by the user, the fluid channel extending from an open end in an annular geometry, the open end being configured to receive ocular fluid, wherein the wearable device further comprises one or more modular compartment units detachably connected to the fluid channel and/or include a porous layer comprising a plurality of pores extending through the porous layer in a radial direction, wherein the fluid channel and/or the one or more modular compartment units are configured to contain a hydrophilic material in an inner space of each modular compartment unit, the hydrophilic material being configured to absorb the ocular fluid, wherein the fluid channel and/or the inner space of each modular compartment unit is, when the device is worn by the user, in fluidic connection with the ocular fluid of the user via the

Abstract: A tissue sampling apparatus and method obtain a sample of tissue from a selected site and place a hemostatic plug at the selected site. The apparatus includes an external needle and an internal needle within the external needle. A chamber in the internal needle is divided by a divider member into a plug compartment for receiving a hemostatic plug, and a sample compartment for receiving a tissue sample. The divider member is resiliently biased into the plug compartment and the internal needle is movable relative to the external needle for admitting the hemostatic plug into the plug compartment and displacing the divider member into the sample compartment, and then closing the chamber. The apparatus then is advanced to the selected site where relative movement between the internal and external needles opens the chamber, allowing the divider member to expel the hemostatic plug from the plug compartment, and admitting a tissue sample into the sample compartment.

Abstract: A disposable biopsy unit includes a biopsy needle unit and a pump. The biopsy needle unit includes a carrier, a biopsy needle and a cutting sheath. The carrier is configured to mount the biopsy needle and the cutting sheath. The cutting sheath is configured to move along a longitudinal axis relative to the biopsy needle. The pump has an elongate cylinder and a plunger. The plunger is configured to be movable inside the elongate cylinder in a first direction from a distal end of the elongate cylinder to a proximal end of the elongate cylinder to generate a vacuum and configured to be movable inside the elongate cylinder in a second direction from the proximal end of the elongate cylinder to the distal end of the elongate cylinder to build up pressure. The distal end of the elongate cylinder is coupled in fluid communication with the biopsy needle.

Abstract: A biopsy needle comprises a first lumen open to a tissue penetrating distal tip of the needle for receiving a tissue sample therein and a second lumen in combination with a filter separating the first and second lumens from one another, the filter being configured to permit fluids to pass therethrough while preventing the sampled tissue from passing therethrough

Abstract: A biopsy assembly for collecting tissue samples by means of a biopsy needle when introduced in a body cavity. The biopsy assembly comprises an elongated member (101), with a longitudinal axis (102), configured with: a first needle guide (203), arranged to guide a needle in a direction transverse to the longitudinal axis (102), and a second needle guide (204, 303) arranged to guide a needle in a direction along the elongated member (101).

Abstract: A tongue anteriorizer includes a handle and a tongue lifting part having a curved portion. The tongue lifting part is configured to move the tongue anteriorly, open the laryngopharyngeal area, and make endotracheal intubation simple, safe and efficient.

Abstract: A surgical instrument handle operates a microsurgical instrument on a surgical instrument head by manipulation of the instrument handle. The instrument handle has an elongate center rod with a ring mounted on the rod for reciprocating movement. The ring is operatively associated with the surgical instrument head for operation of the microsurgical instrument of the head. A plurality of resilient arms extend along the length of the rod and engage against a sliding surface of the ring. The inward and outward movement of the plurality of arms reciprocates the ring on the handle rod to cause operation of the surgical instrument head.

Abstract: A vascular closure device configured to seal a puncture site in the vessel wall in a more efficient manner is disclosed. The vascular closure device includes a guide member that extends through a portion of the sealing device and that is removable from the portion the sealing device.