Abstract: The present invention relates generally to systems and methods for measuring an analyte in a host. More particularly, the present invention relates to systems and methods for transcutaneous measurement of glucose in a host.

Abstract: A biosensor device includes a porous substrate, where the substrate comprises semiconductor elements functionalized to conjugate with a particular analyte, the semiconductor elements are embedded within at least a portion of the substrate, and the substrate is to absorb fluid capable of carrying the particular analyte. The device further includes two or more electrodes attached to the substrate to correspond to the portion of the substrate, where the portion of the substrate further comprises Room-Temperature Ionic Liquid (RTIL).

Abstract: Method and system for providing continuous calibration of analyte sensors includes calibrating a first sensor, receiving data associated with detected analyte levels from the first sensor, and calibrating a second sensor based on a predetermined scaling factor and data associated with detected analyte levels from the first sensor, is disclosed.

Abstract: The disclosure concerns medical devices configured to utilize nitric oxide (NO) donor materials to release NO gas upon contact with moisture in order to mitigate bacterial proliferation, coagulation, or a combination thereof, at a site of a biosensor integrated within the medical device. A novel multi-lumen medical device is described, the device having a first lumen for containing the NO donor material and producing the NO gas, and having a second lumen for housing biosensor componentry. A channel between the first and second lumens serves to communicate NO gas from the first lumen to a sensor-volume of the biosensor.

Abstract: An apparatus for monitoring blood glucose comprising an invasive component for invasively measuring blood glucose and a non-invasive component, including color image sensor(s) to generate images from absorption of light that traversed the tissue, to receive a body part and generate a non-invasive blood glucose reading. Processor(s) convert the images into a vector V associated with a particular at least one invasive blood glucose measurement gk1, form a regular learning matrix, ?, implement a noninvasive isolation mechanism of the tissue glucose level by unique association of the vector Vk with an invasive blood glucose level, determine a neural network from the learning set ? by pairing vectors into a branch and forming multiple branches into loops, wherein two vectors are paired if they have a pre-defined similarity in the blood glucose levels that each are associated with; and calibrate the neural network by having it pass at least one test.

Abstract: A sensor device for detecting at least one analyte in a body fluid of a user. The sensor device includes an evaluation device for evaluating a data stream of time-dependent concentrations c of the analyte. The evaluation device includes a comparator device for comparing a current value c(t) of the concentration c with a first threshold value L and a second threshold value H, wherein H>L. The evaluation device defines a tolerance time interval. Further, the evaluation device, by using the comparator device, is configured to detect if the concentration c rises and exceeds the first threshold value L during the tolerance time interval and to prepare a warning signal W accordingly. The evaluation device is configured to suppress an output of the warning signal W at least until the tolerance time interval expires, under the precondition that c(t)<H during the tolerance time interval.

Abstract: Embodiments of the present disclosure include detecting a concurrent occurrence of a decrease in monitored analyte level and a corresponding decrease in monitored on-skin temperature, confirming a presence of an impending hypoglycemic condition, and asserting a notification corresponding to the confirmed impending hypoglycemic condition. Devices, methods, systems and kits incorporating the same are also provided.

Abstract: Provided are methods and systems for concurrent imaging at multiple wavelengths. Also provided are methods and systems for monitoring tissue oximetry over time through use of a wearable or affixable imaging device.

Abstract: A used photoacoustic apparatus includes: a light source capable of individually emitting light having a first wavelength at which absorption coefficients of oxyhemoglobin and deoxyhemoglobin are equal and light having a second wavelength; an acoustic detector that receives acoustic waves generated when the light having the first and second wavelengths is absorbed by an object; an absorption coefficient distribution generator that determines absorption coefficient distributions of an object interior; a blood vessel position determining unit that determines a blood vessel position from an absorption coefficient distribution corresponding to the first wavelength; an organism characteristics distribution calculator that determines an organism characteristics distribution from the absorption coefficient distributions; and a trimming unit that trims the organism characteristics distribution in accordance with the blood vessel position.

Abstract: Devices and methods are described for providing continuous measurement of an analyte concentration. In some embodiments, the device has a sensing mechanism and a sensing membrane that includes at least one surface-active group-containing polymer and that is located over the sensing mechanism. The sensing membrane may have a bioprotective layer configured to substantially block the effect and/or influence of non-constant noise-causing species.

Abstract: Systems, methods, techniques, articles, garments and apparatuses for obtaining bodily information from menstrual fluid. A patch portion with a biosensor is placed within the garment or article in communication with the menstrual blood flow. The measured bodily information obtained from the menstruating woman is then transmitted either physically or electronically to a lab or others for further analysis.

Abstract: The invention relates to a device for determining the current stress state of a person in a simple manner, which device measures the pulse rate and based on that additionally determines the heart rate variability. In addition, at least one parameter should be used for the history of one of the two above-mentioned values. The deviation of the pulse rate and the heart rate variability from a normal variable is preferably integrated and used as an additional stress indicator. The device preferably includes a wearable electrocardiography device.

Abstract: There is provided a method of monitoring a subject, the method comprising obtaining measurements of the movements of the subject over time; obtaining measurements of the skin temperature of the subject over time; and processing the obtained measurements of the movements and the obtained measurements of the skin temperature to identify a urination event of the subject. An apparatus for monitoring a subject is also provided.

Abstract: A urine weighing apparatus comprises support means configured to support a urine collection vessel, a transducer for converting the weight of the vessel into an electrical signal, and a processor for processing the electrical signal to continuously calculate the weight of the vessel. The processor calculates the weight of urine therein and allows the urine output rate to be determined.

Abstract: An oxygen-sensing assembly for attachment to a urinary catheter may include a housing having a flow pathway extending between an inlet end and an outlet end thereof, an oxygen sensor in operable communication with the flow pathway of the housing, the oxygen sensor configured to detect oxygen levels of a fluid flowing through the flow pathway, a flowrate sensor configured to detect a flowrate of the fluid flowing through the flow pathway, and a temperature sensor configured to detect a temperature of the fluid flowing through the flow pathway.

Abstract: A determination result output device and a determination result output system output a determination result indicating various states of a subject, and a determination result provision device provides a determination result. A determination result output system includes a determination result output device that outputs a determination result indicating the state of a subject, and a determination result provision device that provides the determination result. When acquiring facial-surface change information related to a target purpose from the determination result output device, the determination result provision device generates determination information from facial-surface change information, determines a determination result including a state level of the subject, and sends the determination result to the determination result output device.

Abstract: A swallowing sensor that is attached to a person's pharyngeal portion and that measures the person's swallowing ability includes: a film-shaped detector that detects vibration based on displacement and sound of the pharyngeal portion; an adhesive layer that is provided on one of two main sides of the detector and that attaches the detector to the pharyngeal portion; and a sensing film arranged on the detector to cover entirety of the other main side of the detector, wherein a main side of the sensing film that contacts the detector contains an adhesive component, the sensing film is attachable to the pharyngeal portion around the detector using the adhesive component, and the sensing film conveys vibration to the detector. Accordingly, the swallowing ability can be more accurately measured.

Abstract: An image acquisition unit acquires a breast image, and a first estimation unit calculates a first estimated value of a direct arrival dose in a direct X-ray region, which is included in the breast image and to which X-rays are directly emitted, based on the imaging conditions at the time of X-ray imaging. A second estimation unit calculates a second estimated value of the direct arrival dose based on the pixel value of the direct X-ray region included in the breast image. A determination unit determines a direct arrival dose, which is used for calculation of the mammary gland content rate, based on the first estimated value and the second estimated value. A calculation unit calculates a mammary gland content rate using the direct arrival dose determined by the determination unit.

Abstract: An electronic device includes a translucent layer that forms a portion of an exterior of the electronic device, an opaque material positioned on the translucent layer that defines micro-perforations, and a processing unit operable to determine information about a user via the translucent layer. The processing unit may be operable to determine the information by transmitting optical energy through a first set of the micro-perforations into a body part of the user, receiving a reflected portion of the optical energy from the body part of the user through a second set of the micro-perforations, and analyzing the reflected portion of the optical energy.

Abstract: A system and method for using a forensic alternative light source (ALS) to detect tissue damage related to pressure ulcer/injury pathophysiology before visible manifestations of the tissue damage are evident with the naked (unaided) eye.

Abstract: A bruxnostic device includes a plastic channel configured to be received over a plurality of teeth of an individual. The bruxnostic device further comprises a layer of pressure-indicating material enclosed within the plastic channel in a position to be disposed between maxillary teeth and mandibular teeth of the individual when the plastic channel is received over the plurality of teeth. The pressure-indicating layer produces a color indication in response to pressure between the maxillary teeth and the mandibular teeth.

Abstract: Disclosed herein are an intelligent sleep system, and a client system and a cloud system thereof, wherein the client system comprises a multi-dimensional data acquisition module (101), a local data processing module (102), a client system communication module (103), and a driving execution module (104); and the cloud system comprises a cloud side communication module (201), a data management module (202), and a data mining module (203).

Abstract: Disclosed herein is a sleep management method including obtaining sleep data of a user, obtaining sleep information of the user on the basis of the sleep data of the user, identifying a user sleep type group, to which a sleep type of the user belongs, among a plurality of sleep type groups on the basis of the sleep information of the user, and displaying sleep advice corresponding to the user sleep type group.

Abstract: A method and apparatus for monitoring vital signs, such as cardiopulmonary activity, using a ballistograph are provided. The method and apparatus may be used to monitor an infant sleeping in a crib, a patient in a hospital, a person with a chronic disease at home or in professional care, or a person in an elder-care setting.

Abstract: A method of monitoring an anesthesia and consciousness depth through brain network analysis by a computing device according to the present disclosure includes: acquiring a user's brain signals extracted during anesthesia; performing pre-treatment to the acquired brain signals to be suitable for brain network analysis; calculating a functional connectivity value between two channels for each frequency based on the pre-treated brain signals and performing brain network analysis; determining an anesthesia and consciousness depth of the user based on features of the analyzed brain network; and providing the determined anesthesia and consciousness depth of the user through a user interface.

Abstract: Aspects of the technology described herein relate to an apparatus including an ultrasound-on-a-chip device configured to be bound to a user's wrist. The ultrasound-on-a-chip device may include a two-dimensional array of ultrasonic transducers. The transducers may be capacitive micromachined ultrasonic transducers (CMUTs) and may be configured to emit ultrasound waves having a frequency between approximately 5-20 MHz. A coupling strip may be coupled to the ultrasound-on-a-chip device to reduce the air gap between the ultrasound-on-a-chip device and the user's wrist. The ultrasound-on-a-chip device may be waterproof and may be able to perform both transverse and longitudinal ultrasound scanning without being rotated. The ultrasound-on-a-chip device may be configured to calculate pulse wave velocity through a blood vessel in a user's wrist.

Abstract: A personal information system is provided. The system may include a portable information device having a housing including a top surface defined at least partially by a display, a bottom surface configured with a central region in which an optical sensor, electrical connector, and data connector are positioned, the housing enclosing an internal volume in which a processor is provided, the top surface and bottom surface being coupled by a perimeter side edge extending therebetween, and a mounting structure formed at least partially around the perimeter side edge of the housing. The system may further include a frame, which may be connected to a band, the frame surrounding a void and configured to receive the mounting structure, the frame and mounting structure being releasably securable via a tongue and groove connection. The system may further comprise a dock to which the information device may be connected.

Abstract: Vent system for mounting to a surface structure such that a cover plate of the vent system is substantially flush with an outward facing surface of wallboard of the surface structure. At least one bracket is disposed between adjacent joists of a surface structure. A base plate includes a flange defining an adhesive bonding surface, a ring portion defining a recess, and a cuff. A cover plate is configured to be received within the recess. At least one magnet supported by the cover plate is for magnetically coupling the cover plate to the base plate. The vent assembly is configured to attach with the cuff. The joints, base plate, and cover plate are configured such that in an assembled configuration an outward facing surface of the cover plate is substantially flush with the outward facing surface of the wallboard.

Abstract: The present invention relates to a smart excrement identifying leak protecting replacement reminding diaper, made up of a front waist wrap, a back waist wrap and a crotch disposed between the front waist wrap and the back waist wrap, a reminder device is disposed at an exterior of the diaper; double layer frills are disposed at two sides of the crotch extending axially, the crotch comprises a liquid permeable topsheet, a flow guide layer, an absorbent layer and a liquid impermeable backsheet extended to the double layer frill disposed from top to bottom in order; the liquid impermeable backsheet is made of air permable liquid impermeable polytetrafluoroethylene film; a protrusion wrapping around the liquid permeable topsheet is disposed at two sides of the flow guide layer, a number of liquid permeable holes is disposed on the flow guide layer.

Abstract: A flexible knee brace has integrated accelerometers. The knee brace is a sleeve having panels that provide support to the knee. Accelerometers may be affixed with one or a pair of the braces at different locations on the braces to obtain and evaluate data regarding movement of the knee.

Abstract: Disclosed is a finger cuff that is attachable to a patient's finger to be used in measuring the patient's blood pressure by a blood pressure measurement system. The finger cuff includes a plethysmograph that is detachable from the finger cuff. The plethysmograph includes a light emitting diode (LED)-photodiode (PD) pair that aids in measuring the patient's blood pressure by the blood pressure measurement system. The finger cuff further includes a bladder mountable within the finger cuff. The bladder includes a plethysmograph portion such that the plethysmograph is effectively positioned against the plethysmograph portion of the bladder when the finger cuff is attached to the patient's finger.

Abstract: This disclosure describes a portable electronic device that includes a first housing component having an exterior-facing surface and an interior-facing surface; and a second housing component cooperating with the first housing component to define an interior volume. A seal fills an interface between the first and second housing components. Electrically conductive material that forms an electrically conductive pathway extends across portions of the interior and exterior-facing surfaces of the first housing component. The electrically conductive pathway is configured to transmit and/or receive signals or power between an exterior and interior of the portable electronic device.

Abstract: An exemplary system, method and computer-accessible medium for compressing data that can be based on an optical coherence tomography (OCT) signal can be provided, which can include, for example, receiving OCT data from a digital acquisition board that can be based on the OCT signal, storing the OCT data in a volatile memory, and compressing the stored OCT data using a compressed sensing procedure. The compressed sensing procedure can be based on a software mask residing on the computer hardware arrangement. The stored OCT data can be compressed using the software mask to mask particular portions of the stored OCT data. The compressed OCT data can be stored in a non-volatile data storage arrangement. The OCT signal can be an OCT calibration signal.

Abstract: A system and method for estimating blood pressure (BP) using photoplethysmogram (PPG) has been explained. The PPG is captured from a PPG sensor (102). For preparing training model, a pulse oximeter is used for capturing PPG. For testing, a smartphone camera is used for capturing the PPG signal. A plurality of features are extracted from the preprocessed PPG signal. A BP distribution is then generated using the plurality of features and the training model. The BP distribution is part of a set of BP distributions generated from different subjects.

Abstract: A method for differentiating heart failure risk scores that includes receiving a current data transmission and acquiring patient metrics from a remote device, determining a daily heart failure risk score for each day occurring during a time period from a previous received data transmission to the current received data transmission based on the acquired patient metrics, determining a maximum daily heart failure risk score of the determined daily heart failure risk scores during a lookback window prior to the current received data transmission, determining a heart failure risk status alert for the received data transmission based on the temporal proximity of the determined maximum heart failure risk score and receipt of the current data transmission, selecting a type of notification based on the heart failure risk status differentiation, and indicating the transmission heart failure risk status and the heart failure risk status differentiation via the selected type of notification.

Abstract: Embodiments described herein relate to an analyte monitoring device having a user interface with a display and a plurality of actuators. The display is configured to render a plurality of display screens, including a home screen and an alert screen. The home screen is divided into a plurality of simultaneously displayed panels, with a first panel displays a rate of change of continuously monitored analyte levels in interstitial fluid, a second panel simultaneously displays a current analyte level and an analyte trend indicator, and a third panel displays status information of a plurality of components of the device. When an alarm condition is detected, the display renders the alert screen in place of the home screen, the alert screen displaying information corresponding to the detected alarm condition. Furthermore, the actuators are configured to affect further output of the analyte monitoring device corresponding to the detected condition.

Abstract: The present invention, in one form, is a method for deriving respiratory gated PET image reconstruction from raw PET data. In reconstructing the respiratory gated images in accordance with the present invention, respiratory motion information derived from individual voxel signal fluctuations, is used in combination to create usable respiratory phase information. Employing this method allows the respiratory gated PET images to be reconstructed from PET data with out the use of external hardware, and in a fully automated manner.

Abstract: A pediatric patient support system is provided. The system includes a support extension configured to be removably coupled to a cradle of a table, wherein the support extension includes radial supports extending in a radial direction relative to a longitudinal axis of the cradle. The system includes a pair of rods, wherein each rod is coupled to a respective radial support and extends substantially parallel to the longitudinal axis. The system includes a patient support disposed between and coupled to the rods, the patient support being configured to support a pediatric patient, wherein the patient support is configured to move axially relative to the longitudinal axis along the rods to move the pediatric patient in and out of a central bore of a medical imaging system.

Abstract: A novel scanning table for use with a scanning machine, the novel scanning table being movable along the X-axis and/or movable along the Y-axis and the Z-axis.

Abstract: A self-shielded and computer controlled system for performing non-invasive stereotactic radiosurgery and precision radiotherapy using a linear accelerator mounted within a two degree-of-freedom radiation shield coupled to a three-degree of freedom patient table is provided. The radiation shield can include an axial shield rotatable about an axial axis and an oblique shield independently rotatable about an oblique axis, thereby providing improved range of trajectories of the therapeutic and diagnostic radiation beams. Such shields can be balanced about their respective axes of rotation and about a common support structure to facilitate ease of movement. Such systems can further include an imaging system to accurately deliver radiation to the treatment target and automatically make corrections needed to maintain the anatomical target at the system isocenter.

Abstract: According to one embodiment, an X-ray computed tomography apparatus includes an X-ray tube, an X-ray detector, and control circuitry. The X-ray tube generates X-rays. The X-ray detector includes a plurality of X-ray detection elements that detect X-rays generated by the X-ray tube. The control circuitry adjusts a position of an X-ray path with respect to the respective X-ray detection elements based on either the first mode for generating an image having the first resolution, or the second mode for generating an image having the second resolution lower than the first resolution.

Abstract: Disclosed herein is an image sensor comprising: a plurality of X-ray detectors; an actuator configured to move the plurality of X-ray detectors to a plurality of positions, wherein the image sensor is configured to capture, by using the detectors, images of portions of a scene at the positions, respectively, and configured to form an image of the scene by stitching the images of the portions.

Abstract: Disclosed herein is an X-ray imaging system suitable for detecting x-ray, comprising: a first X-ray detector, and a second X-ray detector; wherein the first X-ray detector is configured to move relative to the second X-ray detector; wherein a spatial resolution of the first X-ray detector is higher than a spatial resolution of the second X-ray detector; wherein a detection area of the first X-ray detector is smaller than a detection area of the second X-ray detector. Also described herein is a method of X-ray imaging using the X-ray imaging system.

Abstract: According to the present invention, a highly safe moving-type radiation device can be provided. In the case of a conventional configuration using tension springs, if a spring is severed, the fragments will separate from each other permanently. Therefore, the present invention uses compression spring 8a and 8b instead. According to the spring mechanism of the present invention, even if a shaft is about to move largely in accordance with the severing of a spring, fragments of the spring, which has become stuck each other and immovable, interfere and prevent the movement of the shaft. What has been devised in the present invention is a junction spring seat that links a plurality of compression springs 8a and 8b. With this, even in cases where the compression springs 8a and 8b are linked in series, the compression springs 8a and 8b will not be buckled.

Abstract: One aspect of the present disclosure relates to a system that can employ multi-modal imaging to provide an image with an enhanced resolution. In some instances, the multi-modal imaging can allow an operator to determine and control a tissue margin without the need for intra-operative tissue pathology. The system can include an imaging system that includes a gamma camera to detect a gamma image and an optical imaging modality to detect an optical image. The system can also include a display device to display an enhanced gamma image created based on a function of the optical image. The enhanced gamma image illustrates a characteristic of a disease in the field of view (e.g., a lymphatic pathway, a sentinel lymph node target, or a satellite disease state).

Abstract: Provided is a medical table and a medical imaging apparatus having the same in which a driving force capable of lifting or lowering the medical table can be efficiently transmitted. The medical imaging apparatus includes a main body at which an image of a patient is taken, and a medical table on which the patient is positioned. The medical table includes a lifting device provided to be extended or shortened in an upward and downward direction, a fixing portion supported by the lifting device, and a transport portion provided to be slidable in a forward and rearward direction while being seated on the fixing portion.

Abstract: A portable x-ray device for producing x-rays may include a housing; an exposure device enclosed by the housing to generate x-rays; a slide switch connected to the exposure device being movable between a first position and a second position; a first trigger to activate the exposure device when the slide switch is in the first position being positioned on a first side of the housing; a second trigger to activate the exposure device when the slide switch is in the second position being positioned on a second opposed side of the housing.

Abstract: The present approach relates to the use of a spatially registered detector docking compartment to determine source and detector alignment in a patient imaging context. In certain implementations, sensors and/or cameras provide visual data that may be analyzed to determine a spatial relation between an X-ray source and landmarks provided on a patient support surface, where the landmarks have a known spatial relationship to a detector positioned beneath the patient support surface.

Abstract: The present invention relates to an apparatus for multi material decomposition of an object. It is described to provide (310) at least one image of an object. The at least one image is derived from at least one spectral X-ray image of the object, and the at least one image comprises a Photoelectric total attenuation coefficient image and a Compton scattering total attenuation coefficient image. A plurality of Photoelectric attenuation coefficients are provided (320) for a plurality of materials, each Photoelectric attenuation coefficient being associated with a corresponding material. A plurality of Compton scattering attenuation coefficients are provided (330) for the plurality of materials, each Compton scattering attenuation coefficient being associated with a corresponding material. A total volume constraint is set (340) at an image location in the at least one image as a function of the sum of individual volumes of the plurality of materials at the image location.

Abstract: A display control device includes an image acquisition unit, a position acquisition unit, an image displaying unit, an information acquisition unit, and an information displaying unit. The image displaying unit displays with a display device a target image, the target image being an image a position corresponding to a tool position. The information acquisition unit acquires the at least one medical support information associated with an acquired position that represents the position of the medical tool at a time when the medical support information was acquired. The information displaying unit performs an information display by associating, based on the acquired position associated with the at least one medical support information, the medical support information with a position on the target image and that displays the medical support information.