Abstract: An open MRI methodology and system that allows dynamic viewing and access to a patient. In intraoperative MRI, the MRI apparatus is configured in the shape of a typical operating room, with full 360° access to the patient. The MRI apparatus encompasses the entire operating room with magnets located on or near the ceiling and floor of the operating room. The remainder of the MRI apparatus, including the control computer, and imaging monitor, may be located outside of the MRI operating room, in order to keep the operating room free of unnecessary equipment, or located inside of the MRI operating room, as desired for operability of the MRI. The patient is placed over the magnet in the floor, the only fixed location in the operating room. The operating room may contain typical operating equipment, as needed, such as cardiopulmonary bypass units, surgical navigation systems, endoscopy systems, and anesthesia carts.

Abstract: A magnetic resonance pulse sequence technique may acquire a water reference spectrum and two water suppressed metabolite spectra and with frequency selective inversion pulse centered at either single frequency, at multiple frequencies, or in a single acquisition. Subtraction of the inverted from non-inverted water suppressed metabolite spectrum results in single or a combination of specific metabolite peak/peaks alone with a flat baseline for easier quantification.

Abstract: Provided are a method and apparatus for processing food information. The method may include detecting, by a sensor, food information of food consumed by a subject from blood of the subject in a non-invasive manner; and determining, by a processor, a digestive capacity of the subject based on the detected food information.

Abstract: Non-invasive devices and systems to determine tissue wetness/hydration based on relative changes in subsurface resistivities in tissue below an electrode array applied to a human body across different frequencies. For example, these a sensor including arrays of current-injecting and voltage-sensing electrodes may be placed on a subject's back to determine lung wetness. Systems and methods for determining tissue water content, systems and methods for determining lung wetness, sensors for determining relative changes in subsurface resistivities across frequencies and systems and methods to determine which arrays of electrodes in a sensor to use to determine relative changes in subsurface resistivities across frequencies are all described.

Abstract: A technology for a swappable wearable device that is operable to monitor one or more physiological parameters of a user. Physiological measurement data from a physiological measurement sensor attached to the swappable wearable device or a physiological measurement sensor in communication with the swappable wearable device can be received at the swappable wearable device. The physiological measurement data can be stored on a non-transitory computer readable medium coupled to swappable wearable device. The stored physiological measurement data can be communicated to another swappable wearable device or a synchronization platform when a selected event occurs.

Abstract: A vital signal measuring watch is provided, the vital signal measuring watch including a watch module having a shape of a wrist watch, wherein the watch module includes a device receiving portion at one side of the watch module and a communication port in the device receiving portion; and a vital signal sensor connected to or disconnected from the device receiving portion, connected to the communication port when being connected to the device receiving portion, and configured to transmit biometric data obtained by measuring vital signals to the communication port, wherein the vital signal sensor is configured to generate an interrupt plug-in event to transmit the event to the watch module when being connected to the communication port, and the watch module is configured to count a number of interrupts of the transmitted interrupt plug-in event, automatically recognize a communication protocol supported by the vital signal sensor according to the number of interrupts, and dynamically activate a communication i

Abstract: An apparatus for and method of detecting biological information. The apparatus for detecting biological information includes a supporting member that is attached to an object, a biosignal sensor that is configured to detect biological information of the object and mounted in the supporting member; and a plurality of position sensors configured to detect a position of the apparatus with respect to the object. The position sensors may detect position information of an area of the object where the apparatus is attached. Position data detected by the position sensors may be compared with reference position data.

Abstract: Embodiments include an implant for insertion into a human and/or animal body and an insertion device for the implant. The implant includes a housing, at least one negative pressure unit and at least one adhesive application unit to temporarily and/or permanently fix the implant to a bodily tissue.

Abstract: Various aspects as described herein are directed to skin-conformal sensor devices and methods of using the same. As consistent with one or more embodiments, a sensor device includes an upper portion and lower portion. The upper portion includes a plurality of layers including at least one sensor. The lower portion includes a layer of microstructures configured and arranged to interface with skin of a subject and to interlock the skin with the at least one sensor.

Abstract: Intravascular diagnosis apparatus and methods are disclosed. In one aspect of the disclosed technology, a monitoring guidewire includes a core wire, a sensor disposed in a distal region of the core wire, and a hypotube substantially coextensive with the core wire and surrounding the core wire, the hypotube having laser etching along at most 40 cm of the distal portion of the hypotube.

Abstract: Provided is a body-implantable package for processing biosensed-data for wireless communication to an external device. The package includes a tube closed by a cover, therein, a chip with a strained layer affixed thereto to form a flexible laminar circuit. The cover is fitted over an open end of the tube after the laminated chip and strained layer are inserted therein. The chip is constructed of and rolled in one or more turns into a generally cylindrical shape. The strained layer is affixed to a surface of the chip automatically to cause the flexible laminar circuit to curl into a generally cylindrical shape to fit within the tube.

Abstract: The present disclosure herein relates to a system for monitoring a user using a pulse signal. An user monitoring system according to an embodiment of the present invention may comprise a transmitter configured to transmit a pulse signal through at least one antenna at different times; and a biosignal measuring device comprising a receiver for receiving and restoring the pulse signal that has passed through a subject through at least one antenna and a processing unit for processing the pulse signal to analyze at least one of a bandwidth, a center frequency or an amplitude of the pulse signal and for measuring a biosignal of the subject on the basis of a result of analysis.

Abstract: According to one aspect there is provided a method comprising: loading, with an application, a webpage comprising an embedded activity recognition module; causing collection of activity sensor data from at least one sensor of a mobile device with a sensor polling module; causing transmission of the activity sensor data to the embedded activity recognition module; causing processing of the collected sensor data with the embedded activity recognition module to form processed activity sensor data; and receiving the processed activity sensor data from the activity recognition module.

Abstract: There is provided a medical imaging system, a medical imaging method, and a medical imaging program capable of easily checking the imaging timing of an image and the injection timing of a contrast agent.

Abstract: A device for determining a heart rate of a user has a PPG sensor and an accelerometer to compensate for acceleration artifacts within the PPG signal. The device transforms time domain PPG and accelerometer signals into the frequency domain using a Fourier transformation and utilizes the Fourier coefficient magnitudes as indicative of the probability of candidate heart rate values. Candidate heart rate values are determined at sampling times over a time interval and a most probable heart rate path during the time interval is determined using a reward/penalty algorithm.

Abstract: In embodiments, an external medical device is intended to care for a patient. If it receives an input that signifies that ventilation artifact is present in a signal of the patient, it transmits a corrective signal responsive to the received input. In further embodiments, a patient signal is received, which is generated from a patient while the patient is or was receiving chest compressions at a frequency Fc, and also receiving ventilations at frequency Fv. At least one filter mechanism may be applied to the patient signal to substantially remove artifacts at a) frequency Fc, b) a higher harmonic of frequency Fc, and c) a third frequency substantially equaling frequency Fc plus or minus frequency Fv, while substantially passing other frequencies between them. As a result, the patient signal can be cleaner, for diagnosing the patient's state more accurately.

Abstract: A process is described for diagnosing mammalian patients, including human patients, based on the spatial and temporal profile of the radial arterial pulse. Pulse patterns are measured, and the patterns and matching diagnoses added to an analytic module including a database system.

Abstract: Methods and systems for the determination and representation of anatomy anatomical information are disclosed herein.

Abstract: This disclosure describes, among other features, systems and methods for using multiple physiological parameter inputs to determine multiparameter confidence in respiratory rate measurements. For example, a patient monitoring system can programmatically determine multiparameter confidence in respiratory rate measurements obtained from an acoustic sensor based at least partly on inputs obtained from other non-acoustic sensors or monitors. The patient monitoring system can output a multiparameter confidence indication reflective of the programmatically-determined multiparameter confidence. The multiparameter confidence indication can assist a clinician in determining whether or how to treat a patient based on the patient's respiratory rate.

Abstract: A system to generate medical monitor alarm settings (10) which includes a normative analyzer (36) and/or observational analyzer (48) configured to receive (130) data from logs (32, 34) of a plurality of medical monitors (12), and generate (134, 138) one or more suggested alarm settings (26) based on a constructed model of the received log data.

Abstract: The invention relates to a compression device (1) for assisting x-ray examination of an object. The compression device (1) comprises a support plate (3) adapted to receive thereon the object to be examined; a compression plate (4); and a displacement device (5) arranged to interact with the support plate (3) and the compression plate (4) to allow modification of the spacing (A) between the support plate (3) and the compression plate (4) to compress the object there between. A plurality of pressure sensors (13) are distributed across the support plate (3) and/or the compression plate (4) for sensing local pressure distribution across the compression area of the compressed object. The displacement device (1) is arranged to set and adapt the spacing (A) between the support plate (3) and the compression plate (4) angularly and linearly as a result of the sensed local pressure distribution across the compression area.

Abstract: Techniques for moving a component of an imaging system are described herein. The techniques may include an apparatus having a component bracket to attach to an imaging system component disposed within a gantry of the imaging system. The apparatus may include a platform bracket to attach to a movable platform of the imaging system, wherein the component bracket and the platform bracket are to be coupled to each other.

Abstract: A radiological imaging system includes: a radiological imaging apparatus configured to generate image data in accordance with a dose of delivered radiation; and a radiation source configured to deliver radiation to the radiological imaging apparatus, wherein the radiation source is placed so that a tube axis of a rotating anode extends in a direction perpendicular to a body axis of an object being imaged.

Abstract: An X-ray diagnostic apparatus according to the present embodiment includes: an X-ray tube which generates X-rays to be irradiated at an object; an X-ray diaphragm which houses an X-ray shielding member forming an irradiation aperture, through which the X-rays pass, along a side surface of the X-ray tube; an X-ray detector which detects X-rays passing through the object; and an image data generation circuitry which generates image data based on the X-rays detected by the X-ray detector.

Abstract: An X-ray examination station includes a first source of X-ray radiation for whole body scanning of a human body using a first fan beam of X-ray radiation; a first vertical linear radiation detector configured to detect the first fan beam; a second source of X-ray radiation installed at mid-height of a person being examined, for scanning a central portion of the human body using a second fan beam of X-ray radiation; a second vertical detector of X-ray radiation configured to detect the second fan beam; and a control unit configured to turn on each of the X-ray radiation sources. The first and the second radiation fan beams are emitted in parallel planes. The first X-ray radiation source is turned on for the whole body scanning. The second X-ray radiation source is turned on for scanning the central portion of the body.

Abstract: A gantry of a tomography apparatus has a rotary member that is rotatable around an axis. The rotary member carries at least one component attached to the outside thereto. The component is attached by primary and secondary attachment mechanisms, with only the primary attachment mechanism engaged during normal operation. The secondary attachment mechanism, a T-slot interface in one embodiment, engages for safety and other reasons when the primary attachment mechanism is not functioning properly.

Abstract: Disclosed herein is a mammography device for X-ray photographing an object to be inspected. The mammography device includes: a device body movable in a vertical axis direction and rotatable around a first horizontal axis; a generator fixed to one end portion of the device body; a support part for the object including a detector; a first moving unit moving the device body in the vertical axis direction; a rotating unit rotating the device body around the first horizontal axis; and a controller controlling the first moving unit and the rotating unit, wherein the controller performs a control so that the rotating unit rotates the device body and the first moving unit moves the device body together with the rotation of the device body in order to position a center of an upper surface of the support part for the object on the same horizontal surface.

Abstract: A three-dimensional cardiac image segmentation method and apparatus are provided according to examples of the present disclosure. The method includes: searching from layers of cardiac computerized tomography CT images to obtain a layer of cardiac CT image located between a heart bottom portion and a heart upper portion as a first key layer; searching on the first key layer to obtain a boundary of the heart as a contour of the heart bottom portion, and generating a curved surface model based on the contour of the heart bottom portion and a lowest point of the heart bottom portion as a heart bottom model; searching layers of cardiac CT images above the first key layer to obtain boundaries of the heart as a contour of the heart upper portion, and generating a curved surface model based on the contour of the heart upper portion as a heart upper model.

Abstract: A system and method for reviewing a tomosynthesis image data set comprising volumetric image data of a breast, the method comprising, in one embodiment, causing an image or a series of images from the data set to be displayed on a display monitor operatively associated with the workstation; and selecting or indicating through a user interface comprising or operatively associated with the display monitor and workstation, an object or region of interest in a presently displayed image of the data set, thereby causing to be automatically displayed on the display monitor an image from the data set having a best focus measure of the user selected or indicated object or region of interest.

Abstract: A system and method for digital x-ray imaging. The method includes emitting a first and second collimated x-ray beam from an x-ray source disposed in a first and second position, respectively. The first and second collimated x-ray beam is directed onto an identified region of interest (ROI) wherein a first and second ROI image is captured, respectively, when the x-ray source is disposed in the first and second position, respectively. The first and second ROI images are processed to extract features from each of the first and second ROI images. The extracted features are analyzed, and an indicator of a disease is generated responsive to the extracted features. The indicator can be stored, displayed, or transmitted. The first and second x-ray sources can be the same or different x-ray sources.

Abstract: A method and apparatus for creation and display of artifact-corrected three dimensional (3D) volumetric data from biplane fluoroscopic image acquisition is disclosed. Orthogonal images of a patient are obtained during an interventional medical procedure, the orthogonal images including an anterior-posterior (AP) image and a lateral image. A common coordinate system is established. The orthogonal images and the patient are plotted onto the common coordinate system. An intersection volume of the images is calculated. The data at each frame of the images are analyzed and a determination made regarding which x,z point of an AP image matches with which y,z point from a lateral image. An artifact correction process is performed and a resulting volumetric data set is plotted and displayed.

Abstract: An X-ray diagnostic apparatus according to an embodiment includes processing circuitry. The processing circuitry configured to measure respective profiles on contrast media concentration in regions of interest including blood vessels set at about the same position in two subtraction images of subject's head taken from about the same direction at different radiography times. The processing circuitry configured to determine a correction factor so that the two profiles measured are approximately matched. The processing circuitry configured to correct at least one of the two subtraction images on the basis of the correction factor determined. The processing circuitry configured to control so as to display information based on the two subtraction images that at least one thereof has been corrected on a display.

Abstract: An evaluation method for a radiographing apparatus according to the present invention includes an imaging step of imaging a plurality of base phantoms, each of the base phantoms corresponding to a different imaging system and combined with a common evaluation region, and an evaluation step of performing evaluation among the different imaging systems based on an image in which the common evaluation region has been imaged in the imaging step.

Abstract: Provided is an ultrasound diagnosis apparatus. The ultrasound diagnosis apparatus includes an image acquiring unit configured to acquire a three-dimensional (3D) ultrasound image of a partial region of an object, a region determining unit configured to determine a bile duct region and a tumor candidate region in the 3D ultrasound image; a resection pattern acquiring unit configured to acquire a resection pattern of the bile duct region by comparing a shape of the tumor candidate region and the bile duct region with a predetermined pattern; and a display unit configured to display on a screen a resection pattern image including the resection pattern of the bile duct region.

Abstract: A system and method for monitoring a surgical procedure, the system including a catheter guidance assembly including an extended working channel navigable to a target, a surgical device positionable through the extended working channel to access the target, at least one sensor disposed on either the extended working channel or the surgical device. The at least one sensor is configured to sense a characteristic of tissue proximate either or both of the extended working channel or the surgical device. The system further includes a computing device operably coupled to the sensor. The computing device is configured to receive the characteristic from the sensor and determine whether the tissue characteristic is indicative of the target or tissue other than the target.

Abstract: An ultrasound endoscope according to the invention includes: an ultrasound transducer that transmits/receives ultrasound; a housing in which the ultrasound transducer is fixed via an adhesive, and which houses the ultrasound transducer; an inner peripheral face forming a rectangular first opening portion for exposing the ultrasound transducer, the first opening portion being formed in the housing; an acoustic lens fanning a part from an upper face to at least a side face of the ultrasound transducer; and a chamfered portion provided at a side face of the acoustic lens, an adhesive outlet port for the adhesive to flow to an outside from the first opening portion being formed between the chamfered portion and the inner peripheral face.

Abstract: Provided are an ultrasonic wave diagnosis apparatus including a transducer with variable configurations and a manufacturing method of the same. According to an example embodiment, an ultrasonic wave diagnosis apparatus includes a first transducer unit including a plurality of transducers and a second transducer unit including a plurality of transducers. The first transducer unit and the second transducer unit may be symmetrically placed about a subject. The first transducer unit and the second transducer unit may be connected to each other in a sliding manner.

Abstract: A needle guidance apparatus is an accessory that is configured to be coupled to an ultrasound transducer probe and is configured to align and guide the placement of a needle to a target location beneath the skin of a patient.

Abstract: An ultrasonic transducer may comprise: a substrate; a barrier wall on the substrate; a diaphragm fixed to the barrier wall and defining a cavity, together with the barrier wall and the substrate; a pair of electrodes, facing each other with the cavity therebetween, configured to receive a driving voltage for driving the diaphragm; and/or a plurality of posts in the cavity and having a height smaller than that of the barrier wall.

Abstract: An ultrasonic transducer module may comprise: an ultrasonic transducer comprising a substrate, a thin film separated from the substrate, a support portion for supporting the thin film, and a first electrode pad on the substrate; and/or a circuit board comprising a main body, an opening in the main body for accommodating the thin film, and a second electrode pad attached to the first electrode pad. An ultrasonic transducer may comprise: a substrate; a plurality of first electrode layers on the substrate, with spaces between the first electrode layers; an insulating layer between the substrate and the first electrode layers; a support portion on the first electrode layers; a thin film supported by the support portion, with cavities between each of the first electrode layers and the thin film; and/or a second electrode layer on the thin film.

Abstract: Acoustic diodes, devices incorporating such diodes; and methods of using such devices are disclosed. An acoustic diode may include a periodic acoustic grating and a uniform plate. The periodic acoustic grating may include a plurality of .gratings. The uniform plate may foe separated from-the periodic acoustic-grating by a resonant cavity. The acoustic diode may be configured to have a first transmission, efficiency for acoustic waves incident on the periodic acoustic grating that is greater than a second transmission efficiency for acoustic waves incident on the uniform plate. The acoustic waves may have a. wavelength within a range of wavelengths. Devices incorporating the acoustic diode may include medical imaging devices, such as ultrasound devices, and noise reduction devices.

Abstract: A composition for an acoustic-wave probe, containing a polysiloxane mixture, in which the polysiloxane mixture contains: a polysiloxane having a vinyl group; a polysiloxane having at least two Si—H groups in the molecular chain thereof; and silica particles having an average primary particle size of less than 12 nm.

Abstract: An ultrasonic diagnosis apparatus may comprise: a probe comprising a transducer configured to transmit a signal to an object and configured to receive an echo signal from the object; a controller configured to control the probe; and/or an image generation unit configured to generate an image of the object based on the echo signal. The controller may be further configured to drive the transducer such that the signal transmitted simultaneously comprises a fundamental frequency and at least one harmonic. A method of generating an ultrasonic image may comprise: transmitting a signal to an object by using a transducer; receiving an echo signal from the object by using the transducer; and/or generating an image of the object based on the echo signal. The transmitting of the signal to the object may comprise driving the transducer such that the signal transmitted simultaneously comprises a fundamental frequency and at least one harmonic.

Abstract: Disclosed herein are an ultrasonic imaging apparatus of successively displaying a plurality of slice images of an object at predetermined frame rate, and a control method of the ultrasonic imaging apparatus. According to an embodiment of the ultrasonic imaging apparatus, the ultrasonic imaging apparatus may include: an image processor configured to extract a target in an object based on volume data of the object; a controller configured to determine a region of interest in the object, based on the extracted target; and a display unit configured to successively display a plurality of slice images of the object, including the region of interest.

Abstract: To provide an ultrasonic diagnostic apparatus and an ultrasonic diagnostic method capable of conducting ultrasonic diagnosis using acoustic radiation pressure, without causing an increase in the temperature of an ultrasound-exposed portion. A push pulse transmitter outputs a coded pressurization pulse signal. A track pulse transmitter outputs a measurement pulse signal for measurement. An ultrasound probe outputs an ultrasonic wave for generating a shear wave in a target object on the basis of the pressurization pulse signal, and an ultrasonic wave for measurement on the basis of the measurement pulse signal. An echo receiver receives an echo of the ultrasonic wave for measurement, and outputs an electric signal. An elastic modulus estimator decodes the electric signal output by the echo receiver, and estimates an elastic modulus of the target object on the basis of the decoded signal.

Abstract: A method of more easily determining a measurement object that may be provided from a standard view for a user who is a doctor to read an ultrasound image in an ultrasound diagnosis. A data acquisition unit acquires ultrasound data of a target object. An image processor generates an ultrasound image by using the ultrasound data, acquires a standard view based on the ultrasound image, acquires measurement information that is information regarding measurement objects measurable within the standard view based on the standard view, and acquires at least one of the measurement objects based on the acquired measurement information.

Abstract: An ultrasonic imaging method includes activating a transmit aperture within a multi-element transducer array, transmitting one or more ultrasonic beams along scan direction(s) that span the region of interest, for each transmit event, receiving ultrasound echoes from each element of a receive aperture, grouping the receive channel echo data into two or more sets corresponding to different receive sub-apertures, combining each sub-aperture data set to generate partially focused echo-location data for one or more reconstruction lines, and storing all the sub-aperture echo data sets during a storage period in a format that can be retrieved for later analysis.

Abstract: The application relates to a unit for collecting a stool sample for medical use. The unit may be used both in the clinic and in the home.

Abstract: The present invention provides a feces sampling and detecting device and a method for detecting feces based on the feces sampling and detecting device. The device includes a detector, a casse with detecting strips provided in the detector, a collector accommodated in the detector detachably, a feces sampler for sealing the collector detachably, and at least one puncturing part arranged at a bottom of the detector facing one side of the collector. The feces sampling and detecting device can detect collected feces quickly, thereby avoiding feces sample from nature changing in an interval period, and preventing liquid in the collector from entering the detector to influence safety of the device of the present invention.

Abstract: This disclosure includes shave biopsy devices having an elongated body with a proximal surface extending between first and second ends that are configured to be grasped by a user's fingers and a blade coupled to the body, where the body is configured to be curved such that the proximal surface is concave. In some devices, at least a portion of the body has a substantially fixed curvature. Some devices include a depth gauge disposed on at least one of the blade and proximal surface of the body, the depth gauge configured to indicate slicing depth of the blade when the body is curved to at least one predetermined curvature.