Abstract: Devices, systems, and methods are provided for monitoring hydration of a user that include a fluid container including one or more sensors, e.g., pressure sensors, accelerometers, and the like, for identifying when the user consumes fluid from the container and/or determining the volume of fluid consumed. The fluid container may communicate with a mobile electronic device to monitor at least one of volume and frequency of fluid consumption and provide an output to the user related to compliance with hydration recommendations. Optionally, the system may also include a fitness tracker for monitoring one or more aspects of the user's physical activity; and the mobile device may monitor hydration of the user based at least in part on the user's physical activity.

Abstract: A wearable system and methods for measuring physiological data from a device worn about a body part of a user is provided comprising a base module, a first sensor module, and a second sensor module. The base module comprises a display and a base computing unit. The first sensor module measures a gravitational force experienced by the device. The second sensor module is spatially positioned relative to the base module and over a portion of the body part for measuring one or more physiological characteristics calibrated based on the gravitational force measured with the first sensor module. The base module is adjustably positioned by the user relative to the second sensor module such that the sensor module maintains its positioning over the body part for sufficient contact with the body part for accurate measurements of physiological data regardless of the anthropometric size of the body part.

Abstract: A diagnostic headband has an elongated body with two ends. A mechanism couples the two ends with one another. At least one first lead is coupled with the body. At least one second lead extends from the body. The leads couple with lead pads on the user. An electrical harness is coupled with the body. The electrical harness electrically couples with the at least one first and second leads.

Abstract: A respiratory effort sensing belt that incorporates a PVDF transducer is constructed such that the transducer is contained within an elastic, moisture impervious plastic envelope and affixed to the envelope are a pair of cam buckles adapted to receive opposed ends of a body-encircling, single-use band. Because of the construction of the sensor module, it may be sterilized for reuse.

Abstract: Described herein is an adaptor configured to be selectively mated with a device, such as an activity monitor, to enable the device to be clipped to a person's finger or clothes, instead of being strapped around a wrist. The adaptor includes a base, lever and hinge. At least one connector extending from the base and is configured to mate with a portion of the device to thereby selectively mate the adaptor with the device. The base includes an opening sized and positioned to enable a distal portion of a person's finger to extend through the opening and contact the device when the adaptor and device are mated and the device is clipped to a person's finger. This enables the persons' skin to be in contact with at least one sensor of the device, to thereby enable the device to perform functions that rely on the sensor(s) contacting a persons' skin.

Abstract: A measuring device that can obtain a stable measurement result is realized. The measuring device includes a measuring portion (14) that is arranged in one of a placing portion (12) where a fingertip portion (A) is placed, and an interposing portion (11) facing the placing portion (12), and interposing, together with the placing portion, the fingertip portion (A), emits excitation light and receives fluorescence, and a fixing force supply portion (13) that supplies, to the fingertip portion (A) through the interposing portion (11), force which is capable of fixing a relative positional relationship between the fingertip portion (A) and the measuring portion (14).

Abstract: The present disclosure is directed to intravascular devices, systems, and methods having a core wire with multiple flattened sections. In one aspect, a sensing guide wire is provided. The guide wire includes a first flexible elongate member; a sensing element positioned at a distal portion of the first flexible elongate member; and a second flexible elongate member coupled to the first flexible elongate member such that the second flexible elongate member extends distally from the first flexible elongate member; and wherein a distal portion of the first flexible elongate member includes at least two flattened sections, and wherein the first and second flexible elongate members are coupled along a portion of one of the at least two flattened sections. In other aspects, methods of forming a sensing guide wire are provided.

Abstract: An implant (110) includes an antenna unit (130) and an encapsulation. The antenna unit includes an elongated ferrite core (142) having a first length and an antenna coil (146) wound around the ferrite core, and is configured to communicate with an external unit (120) using inductive coupling of a magnetic field. The encapsulation encapsulates the antenna unit, and includes one or more openings (134) that are aligned with the ferrite core and have respective second lengths that are equal to or greater than the first length of the ferrite core.

Abstract: A pressure transducer mounting device may include a support member and a pressure transducer holder. In use, the support member may attach to a support surface, such as a housing of a power injection device, while the pressure transducer holder is moveably connected to the support member. The pressure transducer holder may expand open to receive one of a plurality of different sized pressure transducers and bias closed to hold a received one of the plurality of different sized pressure transducers. In addition, the pressure transducer holder may move relative to the support member to one of a plurality of different vertically elevated positions. The pressure transducer mounting device may accommodate different pressure transducers, providing a universal mounting device that can adapt to different medical provider preferences and different pressure transducer sourcing options.

Abstract: A person support apparatus includes sensors for monitoring aspects of a person positioned thereon. The outputs from the sensors are used to distinguish between new and prior occupants of the support apparatus, automatically zero an integrated scale system, distinguish between objects and humans on the support apparatus, determine if a person is sleeping or awake, monitor and characterize movement levels of the person, record a log of likely events regarding a support surface of the apparatus, propose identifications of objects added to or removed from the support surface, record force outputs, and/or other purposes. A person's sleep state may also be obtained and forwarded to a remote location. The sleep state data may be used to mute and/or control alerts or indicators, and/or to predict when a person is going to wake up and likely exit the support apparatus.

Abstract: A smartphone that includes a microprocessor, a battery operably coupled to the microprocessor, a single button operably coupled to the microprocessor, a communication subsystem that receives messages from and sends messages to wireless networks in accordance with Code Division Multiple Access (CDMA), a digital infrared sensor operably coupled to the microprocessor, the digital infrared sensor having ports that provide a digital signal representing a temperature, and a display device operably coupled to the microprocessor, wherein the microprocessor receives from the ports the digital signal that is representative of the temperature and the microprocessor generates a body core temperature from the digital signal that is representative of the temperature and the microprocessor also operably coupled to the display device displays the body core temperature.

Abstract: Technology is described for a wearable sensor system including an accelerometer and a PPG optical sensor having light processing elements including at least one photodetector in at least one linear configuration sharing an axis of orientation with the accelerometer. Heart rate measurements determined from reflected light detected by a photodetector of the light processing elements in a linear configuration are co-sampled with accelerometer measurements for one of its axes sharing its orientation with the linear configuration, thus providing per axis measurements which provide more precise data points for more easily compensating for motion artifacts in heart rate data. A wrist wearable biometric monitoring device is also described which embodies the wearable sensor system and performs active motion artifact compensation.

Abstract: Analyte sensor faults are detected. Datasets of glucose values sensor electronics are coupled to a glucose sensor in fluid contact with interstitial fluid under a skin surface. Baseline median glucose value and glucose variability values are computed, based on the first dataset. A baseline data point is stored. Evaluation median glucose value and variability are computed, based on the second dataset of glucose values. An evaluation data point is stored. A magnitude of a vector that extends between the baseline data point and the evaluation data point is computed. A component of the magnitude of the vector that is parallel to a hypoglycemia risk contour line is computed and compared to a predefined threshold value. An indication that a sensor fault has been detected if the component is greater than a threshold is displayed.

Abstract: A method for performing a diagnostic or therapeutic procedure on a partial occlusion within a blood vessel, includes positioning a guide having a sensor configured and adapted to measure at least one of pressure, volume or flow within a blood vessel, advancing the guide through an at least partial occlusion within the blood vessel such that the sensor is downstream of the occlusion, measuring at least one of pressure, volume or flow downstream of the occlusion using the sensor and analyzing data obtained from the sensor to assist in determining the viability of tissue of the blood vessel downstream of the occlusion.

Abstract: The properties inside a human tissue as well as how those properties vary over time can include information of great importance to a healthcare provider. In some cases, the tissue of interest may not be easily accessible, as a tissue that is under a cast or beneath a bandage, or may be beneath a layer of skin that makes it difficult to evaluate the tissue visually or in a non-invasive manner. The systems and methods described herein relate to monitoring tissue at a plurality of depths.

Abstract: The invention provides a monitor for measuring blood pressure and other vital signs from a patient without using a cuff. The invention provides a hand-held device for measuring vital signs (e.g.

Abstract: The present disclosure relates to diagnostic test devices that provide enhanced communication to a user thereof through provision of improved digital display. The test device can include a test member, such as lateral flow assay test strip. The test device can further include an electronic communication circuit that can comprise a digital display element as well as a microcontroller. Other elements in the electronic communication circuit can include one or more sensor elements, an audio element, and one or more switching elements. The disclosure further relates to methods of providing indicia of operation of a test device that comprises steps for assembly of a diagnostic test device that includes an improved digital display.

Abstract: The present invention includes a healthcare system for capturing and maintaining patient healthcare records and employing information in the records to proactively alert hospital workers to a condition that places patient health at risk.

Abstract: A method of transmitting an emergency audiovisual alert to an emergency contact and emergency medical services allows a user who is experiencing a medical emergency to notify an emergency contact and/or emergency medical services. An emergency alert process is initiated via a plurality of failsafe triggers. Audiovisual data and location data from a user computing device are sent to an at least one recipient device of the emergency contact and emergency medical services. This allows emergency medical services to provide a more educated and potentially life-saving response. Audiovisual data and location data are captured through an audio-capture device, a video-capture device, and a geospatial positioning module. The plurality of failsafe triggers includes a haptic distress input, a vocal distress command, and a vital sign reading. As such, the emergency alert process may be initiated even if the user is unconscious or otherwise incapacitated.

Abstract: A detector arm assembly is provided that includes a stator, a detector head, a radial motion motor, and a detector head belt. The stator is configured to be fixedly coupled to a gantry having a bore. The detector head includes a carrier section that is slidably coupled to the stator and configured to be movable in a radial direction in the bore relative to the stator. The radial motion motor is operably coupled to at least one of the detector head or the stator. The detector head belt is operably coupled to the radial motion motor and the carrier section. Rotation of the radial motion motor causes movement of the detector head in the radial direction.

Abstract: A SPECT diagnostic method of performing myocardial perfusion imaging on a patient, consisting of (A) administering a rest radiotracer to the patient while the patient is at rest; then (B) when the rest radiotracer is fixed in a heart of the patient, scanning the heart to obtain rest heart pumping ability information; (C) scanning the heart of the patient to obtain a rest perfusion image; (D) administering a stressing agent to the patient to place the patient's heart under stress; (E) scanning the heart of the patient to obtain stress heart pumping ability information; then (F) administering a stress radiotracer while the heart of the patient is under stress; then (G) when the stress radiotracer is fixed in the heart, scanning the heart to obtain a stress perfusion image.

Abstract: Systems and methods for reducing X-ray scatter during breast imaging, and more specifically during tomosynthesis imaging. In one embodiment, an anti-scatter grid having a plurality of septa may be configured to be positioned relative to an X-ray imaging device such that each septum of the plurality of septa extends along a direction substantially parallel to a coronal plane of a subject during imaging of the subject using the X-ray imaging device. The X-ray imaging device may be operable in a tomosynthesis mode for imaging of a breast of the subject and may include the anti-scatter grid disposed between a breast platform and the X-ray detector. The anti-scatter grid may be configured to move in a direction substantially parallel to a sagittal plane of the subject during tomosynthesis imaging.

Abstract: A radiation imaging system comprises a radiation generation unit configured to generate radiation, and at least one imaging unit configured to detect radiation from the radiation generation unit and obtain a radiation image, the imaging unit including a control unit configured to control to operate in one of a first operation mode of capturing the radiation image and controlling the radiation imaging system and a second operation mode of capturing the radiation image.

Abstract: An anatomical imaging system of the sort having a fixed gantry and a rotating disc, with an adjustable angle of tilt and increased structural integrity, and with improved power transmission and position sensing.

Abstract: A method for creating a selective vessel image within a volume section of an examination object using an imaging system is provided. The method includes creating a vessel image of the volume section. The creating of the vessel image includes acquiring imaging data of the volume section within a predetermined time interval using the imaging system, determining a maximum opacity within the time interval on account of a contrast agent administered to the examination object per pixel of the vessel image, and segmenting vessels. The segmenting includes deciding, depending on the maximum opacity of the pixel, whether the respective pixel belongs to the vessel. The method also includes determining a contrast agent arrival time per pixel of the vessel image, and segmenting whether the respective vessel of the vessel image belongs to a vessel of the selective vessel image.

Abstract: Systems, devices, and methods for imaging a sinus in a patient involving a through sinus are presented. In one instance, a system includes a radiopaque wound filler for disposing into the through sinus. The system further includes a radiopaque solution for deploying into the sinus, and a radiopaque solution unit having a radiopaque solution reservoir and a positive pressure source. Other systems, devices, and methods are presented.

Abstract: A raw DPC (differential phase contrast) image of an object is acquired. The background phase distribution due to the non-uniformity of the grating system is acquired by the same process without an object in place, and the true DPC image of the object is acquired by subtracting the background phase distribution from the raw DPC image.

Abstract: According to one embodiment, a medical image processing apparatus includes processing circuitry. The processing circuitry obtains first and second blood vessel image by image generation processing which obtains time phase changes in concentrations of a contrast agent based on X-ray contrast image and generates time phase image according to a gray or color scale. The time phase image has pixel values corresponding to time phases at which the concentrations of the contrast agent become a specific condition. The image generation processing is performed multiple times based on X-ray contrast images acquired at different times. Further, the processing circuitry determines or corrects pixel values or time phases of at least one of the first and second blood vessel image, to make a pixel value of a time phase of the first blood vessel image coincident with that of the second blood vessel image.

Abstract: An X-ray CT apparatus includes a first X-ray source, a first detector, a second X-ray source, a second detector, and a processing circuitry. The processing circuitry controls the first and second X-ray sources and the first and second detectors to perform scanning. The processing circuitry acquires first data of a plurality of first detection regions and second data of a plurality of second detection regions, each of the first and second detection regions including one detection element or a plurality of detection elements in the row direction, and the first detection regions being shifted by an amount corresponding to n (0<n<1) of the detection regions in the row direction from the respective second detection regions. The processing circuitry generates image data based on the acquired first and second data.

Abstract: An apparatus and method for aiding imaging diagnosis is provided. The imaging diagnosis aiding apparatus includes: an extractor configured to extract at least one medical image feature from medical images, a diagnosis component configured to determine whether a lesion is malignant or benign based on the at least one extracted medical image feature, and a display configured to display supplementary diagnosis information in response to a reliability of the determination being above a predetermined threshold.

Abstract: In an X-ray diagnostic apparatus according to an embodiment, an X-ray generator configured to irradiate an X-ray to a subject. An X-ray detector configured to detect the X-ray. Processing circuitry configured to generate a plurality of X-ray images chronologically based on X-rays that have passed through the subject to which a contrast media is injected, and that have been detected by the X-ray detector. The processing circuitry configured to extract a first image from among the X-ray images, the first image when any one of a change in a pixel value between predetermined two images and a predetermined region in one image is equal to or smaller than a threshold. A display configured to display, after the first image is extracted, a plurality of X-ray images that have been generated prior to the first image in reverse chronological order.

Abstract: According to one embodiment, a medical image processing apparatus includes an image storage memory, a calculation circuitry, a level decision circuitry, and an output interface circuitry. The image storage memory stores data of a plurality of images in different respiratory phases. The calculation circuitry calculates a motion amount of a region between the plurality of images for each pixel or area. The level decision circuitry decides a level concerning a severity of chronic obstructive pulmonary disease for each pixel or area. The output interface circuitry outputs information concerning the decided level.

Abstract: A system and method for use in mapping a radiation dose applied in an angiography imaging procedure is provided. The system can include an image acquisition system, a table in support of the patient, and a computer processor that calculates an angulation of a radiation beam to the patient in the angiography imaging procedure relative to the table; calculating an angulation of the table; calculating an intersection of the radiation beam relative to a two-dimensional grid; calculating the radiation dose applied at the intersection of the radiation beam to each of the predefined areas of the two-dimensional grid; calculating an orientation of the patient relative to the two-dimensional grid of predefined areas; and creating a graphic display illustrative of an aggregation of the radiation dose applied to each of the predefined areas of the two-dimensional grid for viewing by a user.

Abstract: Disclosed is a radiation image capturing system including a portable radiation image capturing apparatus and a portable console. The portable radiation image capturing apparatus can generate image data according to irradiated radiation and transmit the generated image data by wireless communication. The portable console includes a first wireless communication unit which can receive the image data transmitted from the radiation image capturing apparatus and a second wireless communication unit which can communicate with an external apparatus or system by wireless communication. The console gives priority to one wireless communication than the other between the wireless communication through the first wireless communication unit or the wireless communication through the second wireless communication unit.

Abstract: An X-ray computed tomography apparatus according to an embodiment stores a plurality of reference count data indicative of energy spectra of X-rays, which are associated with a plurality of tube voltages or tube currents. Estimation circuitry estimates a tube voltage or a tube current at a time of X-ray irradiation, based on a comparison of energy spectra between second count data and each of the plurality of reference count data. Correction circuitry corrects first count data acquired together with the second count data, by using an energy spectrum calculated based on the estimated tube voltage or tube current. Reconstruction circuitry reconstructs medical image data, based on the corrected first count data.

Abstract: Medical probes having an inner fluidic path for flowing an internal liquid therein are disclosed, in which at least one internal surface in flow communication with the inner fluidic path is hydrophilic for the reduction of bubble adhesion thereto. In some embodiments, imaging probes are described, in which an internal surface in flow communication with an internal fluidic path, and through which imaging energy propagates, is coated with a hydrophilic layer that has a thickness and/or an acoustic impedance for reducing an impedance mismatch. Various configurations are described, including embodiments in which hydrophobic bubble trapping surface regions are included in addition to the hydrophilic surface regions. In some embodiments, a medical probe may have an inner lumen defined by an inner fluidic conduit, where at least a portion of the inner surface of the inner fluidic conduit is hydrophilic.

Abstract: A system for providing scanning medium for scanning a volume of tissue comprising: an inner chamber that contains the scanning medium; a transducer mounted to the inner chamber and configured to move along a motion path, with the inner chamber, in scanning the volume of tissue; an outer chamber concentrically aligned about the inner chamber to guide the inner chamber along the motion path; a piston module defining a base surface within the inner chamber, the piston module comprising a medium inlet and a medium outlet for adjusting an amount of the scanning medium within the inner chamber; a detection subsystem coupled to the base surface of the piston module; and an actuator comprising a stationary portion mounted to the piston module and a moving portion coupled to the inner chamber and configured to produce motion of the inner chamber along the motion path.

Abstract: A head frame for use in non-invasively determining the absolute value of intracranial pressure of a living body having a hard, flexible shield for covering the eye area of a patient. The shield has an inner surface and an outer transducer surface. An elastic film is sealed along its outer edge to the inner surface of the shield forming an expandable chamber. First and second connectors are located on the shield, permitting an inflow and outflow of pressurized liquid to the chamber. The elastic film expands inward toward the patient with an inflow of pressurized liquid, imparting a pressure against the patient's eye. An adjustable strap is attached to the shield for securing the head frame to the head of the patient.

Abstract: Disclosed herein is an ultrasound imaging apparatus and a controlling method thereof, the ultrasound imaging apparatus includes a receiving unit receiving an imaging signal of an object, a display unit displaying a diagnostic imaging on a first section based on the imaging signal and displaying an image indicator indicating a target part of the object on a second section, and a controlling unit synchronizing the diagnostic imaging with a reference image corresponding to the diagnostic imaging.

Abstract: An imaging apparatus is disclosed for diagnosis generating a first tomographic image and a second tomographic image inside a lumen of a measurement subject body by using an ultrasound signal which is transmitted and received by a first transmitting and receiving unit and an optical signal which is transmitted and received by a second transmitting and receiving unit in a case where a transmitting and receiving unit in which the first transmitting and receiving unit performing transmission and reception of the ultrasound signal and the second transmitting and receiving unit performing transmission and reception of the optical signal are disposed moves in an axial direction while rotating in the lumen of the measurement subject body.

Abstract: A urine collection device 1 comprises a collector 2 to collect urine voided by a user, first and second outlets 3, 4 to allow urine to drain from the device, the first outlet 3 being adapted for connection to a receptacle 5 for a urine sample, and the second outlet 4 comprising an overflow outlet. A diverter device 6 is provided having first and second operative states, such that in a first state the diverter device 6 allows urine to flow through the first outlet 3 to the receptacle 5 for collection of a forestream sample, and in a second state the diverter device 6 prevents flow to the first outlet 3 and allows flow to the overflow outlet, the diverter device 6 being unable to return from the second state to the first state. The collector 2 is preferably a funnel 7 whose open lower end 11 forms one of the outlets, and also has the other outlet in the funnel wall.

Abstract: There is disclosed, among other things, embodiments of a biopsy needle for taking a full core sample through soft tissue. In the illustrated embodiments, the needle includes a single monolithic tubular member having a notch cut part-way through a distal portion of the tubular member to form an arch-shaped finger. At least a portion of the finger is bent toward the notch and into the lumen of the tubular member. Methods for using these embodiments are also described.

Abstract: A biopsy apparatus includes a driver assembly and biopsy probe mechanism drivably coupled to the driver assembly. The biopsy probe mechanism includes a biopsy cannula having a cylindrical side wall that defines a lumen and has a side port located near a distal end that extends through the side wall to the lumen. A thumbwheel mechanism includes a thumbwheel mounted to the driver assembly to rotate about a first rotational axis, the first rotational axis being substantially perpendicular to the longitudinal axis. A first gear is mounted to the thumbwheel for coaxial rotation with the thumbwheel about the first rotational axis. A second gear is mounted to the biopsy cannula for coaxial rotation with the biopsy cannula about the longitudinal axis, the second gear being located to be drivably engaged by the first gear. The housing is grasped and the thumbwheel rotated with a single hand.

Abstract: Devices and methods for closing access points in tissue are described. The devices include a tubular element fabricated form, for example, biologic material, a biologic tubular structure, or synthetic material. Using minimally invasive procedures, the devices and methods described herein allow implantation of the tubular element through the access point or wound such that it traverses the tissue. The tube has a sealed end which prevents leakage of fluid from, for example, the heart or a vessel upon securing the tube to the tissue.

Abstract: A system for treating a tissue defect includes a delivery catheter extending longitudinally from a proximal end to a distal end and including a channel extending therethrough and a tissue closure device movably received with the channel of the delivery catheter to be delivered to target tissue to be treated in combination with a lumen extending within the channel to pass a sealant to target tissue.

Abstract: This document relates to tissue modification and, more particularly, to modification of biological tissue for implantation in a mammal. For example, this document relates to tissue tensioning devices and methods used during fixation of tissues for bioprosthetic heart valves.

Abstract: Improved instruments (tools) and surgical techniques are provided for use in surgical procedures that treat femoroacetabular impingement of both the Cam and Pincer types.

Abstract: A surgical hand tool includes a handle that has an inner cavity. The handle has a proximal end and a distal end. The surgical hand tool also includes a primary tube extending outwardly from the cavity at the distal end, a reinforcing slider slidably disposed over the primary tube, and a biasing member coupled to the handle that biases the reinforcing slider away from the handle. The surgical hand tool also includes a retention mechanism coupled to the handle, the retention mechanism configured to engage and disengage with the reinforcing slider to control relative movement between the reinforcement slider and the handle.

Abstract: A wound protector and retractor device 1 comprises a sleeve 2, a distal member provided by a distal ring 3 of resilient material and a proximal member provided by a proximal ring 4. The sleeve 2 is led around the ring 3 and is free to move axially relative to the distal ring 3 somewhat in the manner of a pulley. The proximal ring 4 is fixed to the sleeve 2, in this case at the proximal inner end thereof. The sleeve 2 terminates in a handle or gripping portion which is reinforced by a gripping ring 15. The sleeve extends from the proximal ring 4 and the distal ring 3 is contained between inner and outer layers 2a, 2b of the sleeve 2. The resilient distal ring 3 is scrunched up and inserted through the incision 6. The sleeve 2 is then pulled upwardly. On pulling of the sleeve 2 upwardly the outer layer 2b is pulled up while the inner layer 2a is drawn around the proximal ring 3.

Abstract: Methods and devices for securing soft tissue to a rigid material such as bone are disclosed herein. A bone anchor is described that comprises a base and a top such that suture material may be compressed between surfaces on the base and top to secure the suture to the anchor. Also described is an inserter that can be used to insert the bone anchor into bone and move the anchor top relative to the anchor base to clamp suture material there between. Also described is a soft-tissue and bone piercing anchor and associated inserter. Methods are described that allow use of the bone anchors to provide multiple lengths of suture material to compress a large area of soft tissue against bone.