Abstract: The present disclosure includes a dusting article comprising a first material comprising a lofty nonwoven web, the first material forming a continuous loop with an interior surface and an exterior surface, and a first end and a second end. An adhesive layer is on at least the exterior surface of the first material. A second material comprising a barrier layer is disposed on the interior surface of the first material. And the first end comprises an opening.

Abstract: An antenna holder includes: an antenna attachment portion attached with a plurality of receiving antennas configured to receive wireless signals transmitted from a medical device introduced into a subject; and a fitting portion where the antenna attachment portion is detachably attached and that is fitted on the subject. The antenna attachment portion includes: a plurality of antenna fixing portions where at least one of positions of the plurality of receiving antennas is fixed; an interlinking portion configured to variably interlink relative positions of the plurality of antenna fixing portions; and a first attachment portion attached to the fitting portion. The fitting portion includes: a second attachment portion where the first attachment portion is detachably attached, the second attachment portion being configured to determine positions of the plurality of antenna fixing portions upon fitting of the plurality of antenna fixing portions on the subject, according to build of the subject.

Abstract: A dermatoscope or endoscope inspection device which can be calibrated at high accuracy to be able to focus at a certain depth, e.g. below the top surface of the skin. A calibration pattern is provided or can be located at a reference viewing surface of an inspection device such as a dermatoscope or endoscope. It is important for a dermatoscope to know with the best accuracy available at what absolute depth below the top of the skin the device is focused. The dermatoscope or endoscope inspection device includes focusing means and by knowing a relationship between a digital driving level which shifts the focus position of the focusing means and the corresponding absolute change in focus depth, it is possible to know how deep the device is focused in absolute terms below the top of the skin.

Abstract: Provided is a flexible mechanism. The flexible mechanism comprises: a flexible backbone which is introduced into a treatment area in the human body and which bends along a path in the human body; and a wire for transmitting an operation force provided through a handler prepared at one end of the flexible backbone to an end-effector prepared at the other end of the flexible backbone, wherein the wire extends from the one end of the flexible backbone to the other end of the flexible backbone and can wind around the outer circumferential surface of the flexible backbone in multiples of 360 degrees or passes through a spiral path formed on an inner surface in multiples of 360 degrees.

Abstract: The present invention discloses a method to move a magnetic capsule linearly both horizontally and linearly in a very controllable fashion, wherein the direction of a combined external magnetic field, the force experienced by the magnetic capsule, the movement direction of the capsule and magnetic direction of the magnetic capsule can be all aligned in parallel to each other.

Abstract: Disclosed herein are devices having both imaging components and cell collection apparatuses. More specifically, the various embodiments disclosed herein include swallowable capsules having deployable collection structures, expansion structures to deploy the collection structures, and imaging components.

Abstract: An endoscope insertion shape observation apparatus has a processor configured to detect an insertion shape of an insertion portion inserted into a subject P, and calculate operation information, including one of easy insertion information or difficult insertion information, of insertion operation obtained in operation of inserting the insertion portion. The operation information is determined based on an insertion length of the insertion portion. The processor is also configured to simultaneously display of a result of the generation and the insertion shape on the monitor, and change between the easy insertion information and the difficult insertion information.

Abstract: A lens system is configured to form an image of an object on an imaging surface of an image sensor. A branching optical system is configured such that an image-forming light flux in the lens system is split and propagated into a plurality of optical paths having different optical path lengths and such that the principal rays of a plurality of image-forming light fluxes obtained after the splitting are incident on a predetermined region of the image sensor.

Abstract: An endoscope apparatus according to the present invention includes: a light source device configured to continuously emit first light of a first wavelength band, and sequentially emit second light of plural second wavelength bands different from the first wavelength band and different from each other; and an imaging device including: a spectroscopic unit configured to spectrally separate light from a subject, the light being due to illumination light emitted by the light source device, into light of the first wavelength band and light of the second wavelength bands; a first imaging element configured to generate a first image signal by receiving and photoelectrically convert the light of the first wavelength band spectrally separated by the spectroscopic unit; and a second imaging element configured to generate a second image signal by respectively receiving and photoelectrically converting the light of the second wavelength bands spectrally separated by the spectroscopic means.

Abstract: Illumination light is lighted, and specific light is repeatedly lighted and dimmed at a specific frame interval. Based on a first captured image obtained by imaging the subject illuminated with the illumination light and a second captured image obtained by imaging the subject illuminated with the illumination light and the specific light, a position of a specific region (spot SP) to be obtained based on the specific light (auxiliary measurement light) in the second captured image is specified. The first captured image or the second captured image is processed to generate a specific image, based on the position of the specific region. The specific image is displayed on a display unit.

Abstract: A blood-vessel optical device is provided with: a sheath provided with a lumen penetrating therethrough, and a dovetail groove disposed so as to be parallel to the lumen; and an optical member accommodated in the lumen and including at least one of an illuminating portion guiding illumination light to an imaging subject and a light detecting portion guiding return light from the imaging subject, wherein the groove has a cross-sectional shape configured to accommodate an elongated member so as to be movable, and has an opening that has a width smaller than a diameter of the elongated member and from which a portion of the accommodated elongated member protrudes to the outside, and wherein the sheath is configured such that an external dimension in a direction orthogonal to an arrangement direction in which the lumen and the groove are arranged is smaller than an external dimension in the arrangement direction.

Abstract: A method of identifying individuals impaired by a psychoactive substance such as cannabis. The method includes presenting monocularly to a subject being tested; to each eye separately, a sinusoidal grating pattern of fixed spatial frequency with achromatic contrast or color contrast between grating stripes being temporally alternately modulated at a temporal frequency that ranges between 10 Hz and 60 Hz with a pattern of the contrast being such that the subject being tested can see a frequency doubling in the grating pattern.

Abstract: A planning device generating control data for a treatment apparatus for cornea transplantation using a laser device to separate a corneal volume by at least one cut surface in the cornea and to separate a transplant, from a surrounding transplantation material by at least one cut surface, wherein the planning device includes an interface supplying measurement data relating to parameters of the cornea. A computer defines a corneal cut surface which confines the corneal volume to be removed, and determines a transplant cut surface by using the transplantation material data and depending on the defined corneal cut surface. The transplant cut surface confines the transplant, and the computer generates one control data for each cut surface to control the laser, wherein the respective cut surfaces can be produced by the laser to isolate the corneal volume and the transplant and to make them removable.

Abstract: A method for determining the topography of the cornea of an eye on the basis of an optical, contactless data capture. In the method for determining the topography of the cornea of an eye, which is based on a deflectometric method, the deflectometric measurements are carried out with the aid of a keratometric method by virtue of additional OCT-based scans being made at the keratometric measurement points, wherein the two measurement systems are registered to one another and both the keratometric and the OCT-based measurement values are recorded and used for mutual calibration to determine and output the topographic data. The proposed method serves to determine the topography of the cornea of an eye. It is helpful to ascertain the topography in order to be able to draw conclusions about possible pathological changes. Moreover, the exact measurement of the corneal topography is of great importance for correcting refractive errors.

Abstract: A biomedical pressure sensing system comprising a contact lens; a flexible resonator embedded in the contact lens; and a measuring means for transmitting and receiving signals and measuring differences between the transmitted signal and the received signal. The purpose of this invention is to provide a sensor which is electrically passive, wireless and low cost to measure intraocular pressure.

Abstract: The present disclosure relates to systems and methods for activating a circuit of an implant device. Consistent with one implementation, an implant device is provided with a sensor including a working electrode (WE) and a counter electrode (CE). The sensor may be configured to generate a first current at the CE when the implant device is implanted in a body of a subject. A sensing circuit may also be provided that is electrically coupled to the WE of the sensor. The sensing circuit may be activated based on the first current and utilize the sensor to measure one or more parameters of an individual or other subject.

Abstract: A sensor, such as a photoplethysmography sensor, for non-invasively monitoring a characteristic of an organism, such as a vital body sign. The sensor has multiple light sources disposed on a substrate and an array of optical probing channels for conveying light from the light sources to a probed region. Each detector pixel of an array of detector pixels receives light from a respective optical detection channel after interaction with a subregion of the probed region and spatial filtering, and generates a corresponding pixel signal.

Abstract: A system includes a focus optic configured to converge an electromagnetic radiation (EMR) beam to a focal region located along an optical axis. The system also includes a detector configured to detect a signal radiation emanating from a predetermined location along the optical axis. The system additionally includes a controller configured to adjust a parameter of the EMR beam based in part on the signal radiation detected by the detector. The system also includes a window located a predetermined depth away from the focal region, between the focal region and the focus optic along the optical axis, wherein the window is configured to make contact with a surface of a tissue.

Abstract: A system and method of specular reflection detection and reduction includes a processing unit including one or more processors and an imaging unit coupled to the processing unit. The imaging unit includes one or more first illuminators for providing illumination of a region of interest, one or more first detectors for detecting reflections of the illumination, one or more second illuminators for triggering fluorescing of one or more fluorescent materials in the region of interest, and one or more second detectors for detecting the fluorescing of the fluorescent materials. The processing unit is configured to receive a first image from the first detectors, determine one or more regions of high specular reflection in the first image, mask out the regions of high specular reflection in the first image, and generate a composite image based on the masked first image and the detected fluorescence. The first image includes the detected reflections.

Abstract: The present invention is a Miniature Vein Enhancer that includes a Miniature Projection Head. The Miniature Projection Head may be operated in one of three modes, AFM, DBM, and RTM. The Miniature Projection Head of the present invention projects an image of the veins of a patient, which aids the practitioner in pinpointing a vein for an intravenous drip, blood test and the like. The Miniature projection head may have a cavity for a power source or it may have a power source located in a body portion of the Miniature Vein Enhancer. The Miniature Vein Enhancer may be attached to one of several improved needle protectors, or the Miniature Vein Enhancer may be attached to a body similar to a flashlight for hand held use. The Miniature Vein Enhancer of the present invention may also be attached to a magnifying glass, a flat panel display, and the like.

Abstract: A housing containing an electrical energy source is coupled between a first end cap comprising a control and an interstitial member comprising an LED selectively electrically couplable to the electrical energy source by the control, and a second end cap coupled to the interstitial member comprises an optical filtering component in optical alignment with light emitted by the LED. At least a portion of an exterior of at least one of the housing, the first end cap, the interstitial member, and the second end cap may have a cross-sectional shape that is not substantially circular. The end caps, housing, interstitial member, and optical filtering component may each be sealingly interconnected. A method of using the apparatus may comprise directing light emitted by the apparatus into a human oral cavity without inserting the apparatus into the human oral cavity.

Abstract: A system for measuring blood pressure information of a subject, and includes: an electrocardiogram detection unit for detecting an electrocardiogram of the subject; a pulse wave detection unit for detecting pulse waves of the subject; a first computation unit for computing a ventricular systolic phase pulse transit time on the basis of the R wave of the electrocardiogram waveform based on the potential detected by the electrocardiogram detection unit and the P wave of the pulse waveform detected by the pulse wave detection unit, and computing a ventricular diastolic phase pulse transit time on the basis of the T wave of the electrocardiogram waveform and the D wave of the pulse waveform.

Abstract: A height correction device measures height information on the reference position of the heart and height information on the wrist to which a blood pressure measurement device is attached using communication technology when the body of a subject rotates or moves at the position where the measurement device is attached during the measurement period including the sleep period, subjects the obtained blood pressure measurement values to height correction using height information, and approximates the obtained blood pressure measurement values to blood pressure measurement values measured at the reference position of the heart, to thereby obtain highly accurate measurement values.

Abstract: The present invention provides a blood pressure measurement apparatus that can judge a feature of a biological body based on biological information. The blood pressure measurement apparatus includes a blood pressure measurement unit that obtains time-series data indicating a blood pressure value that changes in conjunction with a heartbeat, a detection unit that detects one or more surge sections that each include one surge from the time-series data, an extraction unit that extracts one or more feature amounts for each surge, and a classification unit that classifies each of the surges based on the one or more feature amounts.

Abstract: A cuff includes a band that is wound around a measuring position where blood pressure is measured and an air bag that is provided on a measuring position side of the band and whose length in a length direction is shorter than an outer circumference of the measuring position. A first spacer and a second spacer are respectively provided at the ends in the length direction of the air bag. The band is wound around the measuring position so as to cover the first spacer and the second spacer and detachably fixed by a fixing portion to a surface on an opposite side to the measuring position side.

Abstract: A system for evaluating blood flow in a vessel of a patient includes a catheter containing a first pressure sensor and a second pressure sensor and configured to simultaneously measure pressure data within a vessel on either side of a stenosis. Pressure data generated by the catheter includes a first series of pressure measurements from the first pressure sensor a second series of pressure measurements from the second pressure sensor. The system further includes an FFR calculation module executable on one or more processors and configured to calculate a stability index for each of two or more portions of the pressure data, wherein each stability index indicates at least one of heart rate stability and catheter stability for the respective portion of the pressure data. An optimal time window is identified based on the stability indexes for calculation of fractional flow reserve (FFR) based on the pressure data. An FFR value is then calculated based on the pressure data in the optimal time window.

Abstract: A system or a method for providing pacing guidance to an individual for a particular activity based on a physiological strain index (PSI) or an adaptive physiological strain index (aPSI). The system in at least one embodiment includes a heart rate monitor, a memory storing multiple pacing templates, a clock, an activity completion module, an output device, and a processor configured to perform multiple steps resulting in outputting pacing information to the individual. The pacing information selected in at least one embodiment is based on the individual's heart rate that provides in part a PSI or aPSI, the elapsed time for the activity, and the amount of progress through the activity.

Abstract: A hand-held pediatric medical diagnostic device includes a sensor module adapted to detect one or more corresponding conditions of a child. A gel material at least partially coats a contact surface on the diagnostic device. The area of the contact surface and the weight associated therewith are selected to substantially stabilize the sensor module during use. In one version, the pediatric device comprises a pediatric respiratory rate sensing device in which an accelerometer is connected to a portable, rechargeable power source.

Abstract: The present invention provides an electrocardiographic monitoring device comprising a device body configured to be attached to a user's chest; a plurality of electrodes provided on the device body; and a controller provided on the device body and connected to the electrodes in order to obtain the user's electrocardiographic signal waveforms. The electrocardiographic monitoring device of the invention can be applied in a blood pressure monitoring system for monitoring a user's blood pressure.

Abstract: Provided are an apparatus and method for measuring bio-information. The apparatus for measuring bio-information includes: a pulse wave sensor configured to emit light of multiple wavelengths onto an object, and detect the light to obtain multi-wavelength pulse wave signals when the light is reflected or scattered from the object; and a processor configured to: obtain a conversion signal that indicates a contact pressure between the object and the pulse wave sensor, based on the multi-wavelength pulse wave signals, obtain an oscillometric envelope based on the multi-wavelength pulse wave signals and the conversion signal, and obtain bio-information based on the oscillometric envelope.

Abstract: A degree of reliability of blood pressure data including a blood pressure value for each heartbeat, which is obtained by measuring blood pressure using one or more pressure sensors, is calculated. A blood pressure measurement apparatus according to an aspect includes: a blood pressure meter configured to obtain blood pressure data including a blood pressure value for each heartbeat by detecting a pressure pulse wave using one or more sensors; an extraction unit configured to extract one or more feature amounts of the blood pressure data; and a calculation unit configured to calculate a degree of reliability indicating how accurately the blood pressure data indicates the blood pressure values, based on the feature amount.

Abstract: A method to collect cardiovascular data relating to an individual user (U), in a system comprising an acoustic sensor (4) configured to be coupled to the chest of the user, an arm band (2) having an inflatable bladder (53) configured to be placed around at a predefined position around a upper limb of the user, for example the left arm (BG), a pneumatic unit with at least a pump (7) and a pressure sensor (61), configured to inflate and deflate the inflatable bladder, an arterial blood path (P) being defined from the heart to the left arm (BG) of the user,the method comprising a set of steps named PTT procedure: /A1/-acquiring acoustic signals at the acoustic sensor, /A2/-acquiring pressure signals at the pressure sensor, representative of pressure occurring at the brachial artery, /S0/-inflate the bladder at a predetermined pressure (PT1) /S1/-determining aortic valve closing instant T1(k) from acoustic signals, /S2/-determining subsequently, from pressure signals, a characteristic point (M2) of the pressure s

Abstract: An electrophysiology data acquisition system that receives physiological signals from at least one catheter includes an amplifier and at least one noise reduction circuit operatively connected to the amplifier and configured to cancel interference in the physiological signals from the catheter. A drive selection circuit is controllable to connect any one of two or more available electrodes to the noise reduction circuit such that the connected electrode becomes an equalization drive electrode for the catheter. An equalization control module is executable on a processor and configured to select the equalization drive electrode from the two or more available electrodes and to control the drive selection circuit to connect the selected equalization drive electrode to the noise reduction circuit.

Abstract: A portable medical device having an intravenous line flow sensor integrated into a cable. The portable medical device may be a defibrillator having an ECG or electrode cable couple to ECG or electrode leads. The flow sensor may be integrated into the ECG or electrode cable. The portable medical device uses the flow sensor to capture and store information about fluids delivered to a patient being treated with the portable medical device. The information may include total volume provided, flow rate, and the like. The information may then be used to evaluate the treatment provided to the patient.

Abstract: The present invention provides a bio-electrode composition including a silicone bonded to a sulfonimide salt, wherein the sulfonimide salt is shown by the following general formula (1): wherein R1 represents a linear, branched, or cyclic alkylene group having 1 to 20 carbon atoms optionally having an aromatic group, an ether group, or an ester group, or an arylene group having 6 to 10 carbon atoms; Rf represents a linear, branched, or cyclic alkyl group having 1 to 4 carbon atoms and containing at least one fluorine atom; M+ is an ion selected from a lithium ion, a sodium ion, a potassium ion, and a silver ion. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light-weight, manufacturable at low cost, and free from large lowering of the electric conductivity even though it is wetted with water or dried.

Abstract: A method is disclosed for displaying patient ECG data. The method includes receiving ECG data including an ECG waveform; receiving analyzed ECG data including arrhythmic events; generating an indicia of the detected arrhythmic event; and displaying the indicia of the detected arrhythmic event in relation to the ECG waveform at a position associated with a time of the detected arrhythmic event. A system for displaying patient ECG data is also disclosed.

Abstract: An apparatus and computerized method of classifying a wide complex heart beat(s) comprising: providing a computing device having an input/output interface, one or more processors and a memory; receiving one or more wide complex heart beat waveform amplitudes and/or time-voltage areas, and one or more baseline heart beat waveform amplitudes and/or time-voltage areas via the input/output interface or the memory; determining a signal change between the wide complex heart beat waveform amplitudes and/or time-voltage areas and the baseline heart beat waveform amplitudes and/or time-voltage areas using the one or more processors; and providing the signal change via the input/output interface, wherein the signal change provides an indication whether the wide complex heart beat(s) is from a ventricular source or a supraventricular aberrant condition.

Abstract: A vital sign information measuring electrode includes a substrate and an electrode layer disposed on a surface of the substrate, a part of the electrode layer serving as a contact portion that can come into contact with a living body. The contact portion of the electrode layer has a dispersion structure in which silver chloride and silver or a silver alloy are dispersed in a synthetic resin. In the contact portion of the electrode layer, the content of silver chloride on a surface side on which the contact portion comes into contact with the living body is higher than the content of silver chloride on an inner side.

Abstract: An electrode for biological information measurement is provided as an electrode for measuring biological information, such as an electrocardiogram, a pulse wave, or an electroencephalogram. The biological information can be stably obtained with the electrode without using a flowable electrolyte. The electrode for biological information measurement includes an electrode, at least a portion of which is made of a carbon material, and a terminal electrically connected to the electrode, wherein at least part of a surface of the portion of the electrode made of the carbon material can come into contact with a biological body, and part of the surface is modified with a cationic functional group.

Abstract: Disclosed are a brain-computer interface based robotic arm self-assisting system and method. The system comprises a sensing layer, a decision-making layer and an execution layer. The sensing layer comprises an electroencephalogram acquisition and detection module and a visual identification and positioning module and is used for analyzing and identifying the intent of a user and identifying and locating positions of a corresponding cup and the user's mouth based on the user intent. The execution layer comprises a robotic arm control module that performs trajectory planning and control for a robotic arm based on an execution instruction received from a decision-making module.

Abstract: Apparatus and method are provided to collect and analyze phonocardiogram (PCG) an electrocardiogram (ECG) waveforms. In one novel aspect, the PCG and ECG waveforms are collected from wearable devices. In one embodiment, the wearable device collects heartbeat waveforms by attaching the device to the patient for a long period and sends the collected waveforms to a receiver through a wireless network. In one embodiment, an acoustic seal layer is attached to the wearable device to reduce the body movement noises and environmental noises. In another novel aspect, an analysis method compares received patient's current PCG/ECG waveform with historic data. In one embodiment, the historic data are stored in a cloud-based database.

Abstract: The present disclosure is related to methods, systems and apparatus for performing electrophysiological measurements utilizing three or more electrodes attached to a patient. The system in various embodiments may include three or more electrodes attached to the patient and at least one analog-to-digital converter with external circuitry electrically coupled to the electrodes. The system may further include a microprocessor for driving the analog-to-digital conversion process, various inputs and variable frequency current outputs electrically coupled to the microprocessor for receiving signals from the electrodes and sending driven current signals to the electrodes.

Abstract: A system and method may be provided for associating bio-signal data (e.g. EEG brain scan data) from at least one user with at least one music data item (e.g. song, or piece of music). By associating bio-signal data, or emotions determined therefrom, with music, the system may establish a data store of music associated with emotions. That database may then be leveraged upon determining that a user is feeling a particular emotion through an EEG scan. When a particular emotion is detected in EEG data of a user, the system may then respond based at least partly on the same or similar emotion being associated with one or more music data items in the system. For example, the system may recommend a particular song associated with the same emotion presently being experienced by the user.

Abstract: In a method and apparatus for determining an examination duration tolerable by a patient in and/or on a diagnostic examination device, the patient to be examined is observed at least in a preliminary stage of the examination concerned, during which measurement parameters are ascertained. From the measurement parameters, an algorithm determines a statement about the dwell capability of the patient in the examination device. The algorithm can be an artificial neural network.

Abstract: Provided herein are systems, methods and apparatuses for an Antenna Design for Biomarker Monitoring.

Abstract: A measuring device comprising a microwave transmitter, a microwave receiver, at least one antenna, and a control device. The control device controls the microwave transmitter and the microwave receiver.

Abstract: Embodiments described relate to a medical device including an invasive probe that, when inserted into an animal (e.g., a human or non-human animal, including a human or non-human mammal), may aid in diagnosing and/or treating a lesion of the animal (e.g., a growth or deposit within vasculature that fully or partially blocks the vasculature). The invasive probe may have one or more sensors to sense characteristics of the lesion, including by detecting one or more characteristics of tissues and/or biological materials of the lesion. The medical device may be configured to analyze the characteristics of a lesion and, based on the analysis, provide treatment recommendations to a clinician. Such treatment recommendations may include a manner in which to treat a lesion, such as which treatment to use to treat a lesion and/or a manner in which to use a treatment device.

Abstract: A wiring assembly includes a differential input port, a differential output port, and first and second pairs of electrical leads. The differential input port is configured to receive a differential signal from a sensor at a first end of the wiring assembly. The differential output port is configured to output the differential signal at a second end of the wiring assembly. The first and second pairs of electrical leads convey the differential signal from the first end to the second end, and are connected to one another at the first end and at the second end in a configuration that cancels pickup of an ambient magnetic field by the wiring assembly.

Abstract: An endotracheal tube positioning device includes a first Hall sensor, a second Hall sensor spaced a predetermined distance from the first Hall sensor, a converter, and an integrated circuit board electrically connecting the first Hall sensor and the second Hall sensor to the converter, wherein a position range is established for the device based on a symmetry of voltage readings provided from the first and second Hall sensors to the converter. An endotracheal tube positioning system includes an endotracheal tube having a magnet provided toward a distal tip end, an endotracheal tube positioning device having a first Hall sensor and a second Hall sensor, the positioning device configured to adhere to a skin surface, and a monitor for receiving data based on voltage values provided by the first and second Hall sensors, the data indicating a position of the magnet relative to the adhered position of the positioning device.

Abstract: A registration method whereby a sensor-based approach is used to establish initial registration and whereby upon the commencement of navigating an endoscope, image-based registration methods are used in order to more accurately maintain the registration between the endoscope location and previously-acquired images. A six-degree-of-freedom location sensor is placed on the probe in order to reduce the number of previously-acquired images that must be compared to a real-time image obtained from the endoscope.