Abstract: In some embodiments, systems, methods and devices for using passive pressure sensors to measure pressure at an inaccessible location are provided. In some embodiments, a system for determining pressure in a ventriculoperitoneal shunt implanted in a subject is provided, the system comprising: an acoustic source emitting signals over a range of frequencies; the ventriculoperitoneal shunt, comprising: a lumen that provides a conduit for cerebrospinal fluid between; and a passive acoustic element in a wall of the ventriculoperitoneal shunt filled with a gas, wherein the passive acoustic element emits a second signal at a resonant frequency that varies based on the pressure on the passive acoustic element; an acoustic receiver that detects the second signal and outputs an electrical signal that represents at least the resonant frequency; and a processor programmed to: receive the electrical signal; determine the pressure using the resonant frequency; and present the pressure using a display.

Abstract: Described herein is the use of the optic nerve sheath (ONS) response to alterations in cerebrospinal fluid (CSF) pressure for predicting the risk of developing Visual Impairment and Intracranial Pressure (VIIP) syndrome in a subject.

Abstract: An intraoperative neuromonitoring system for evaluating nerve function via a plurality of neural monitoring modalities includes an invasive medical instrument, a plurality of stimulating electrodes, a plurality of peripheral sensors, a patient module, and a control unit in communication with the patient module. The control unit is configured to maintain a range of acceptable values for each of a plurality of different neural monitoring modalities, determine, for each of the plurality of different neural monitoring modalities, whether the respective modality is within the range of acceptable values for that respective modality based on the indication of neuromuscular activity from one or more of the plurality of peripheral sensors, and provide an indication on a common screen displayed via the display, whether each respective neural monitoring modality is inside or outside of the range of acceptable values for that modality.

Abstract: A method, including recording parameters indicative of a quality of ablation performed at one or more sites in a region of a human heart, and receiving a set of electrophysiological signals indicative of a wave of electrical activation flowing through the region. The method further includes identifying locations within the region at which the wave is blocked from flowing and estimating confidence levels with respect to a blockage of the wave at the locations in response to the signals and the parameters. The method also includes displaying a map of the human heart including an indication of the confidence levels.

Abstract: An electrode device is disclosed that is removably implantable at least partially in a bone or other tissue. The electrode device includes a head and a shaft connected to the head. The shaft has a shaft body extending distally from the head in an axial direction of the shaft, and a conductive element including a conductive surface at a distal end of the shaft. A plurality of discrete anchor elements can project from an outer surface of the shaft body in a transverse direction of the shaft. A conductive wire can be permanently fixed to a proximal end surface of the conductive element, the end surface being located in or adjacent the head. The head can have a convex outer surface and a concave inner surface. An electrode array and a reamer tool is also disclosed.

Abstract: In a protocol parameter selection method and corresponding device, when previewing a current sequence in multiple predetermined sequences, a corresponding reference performance index radar chart is displayed in a standard radar chart, according to a reference value of each performance index in multiple performance indices obtained in advance on the basis of the current sequence. The standard radar chart is a radar chart generated using the multiple performance indices as components and using as a standard a standard value of each performance index obtained in advance on the basis of at least one sequence. The method and device also include determining, as a sequence required for scanning, a current sequence selected according to the reference performance index radar chart and a performance index currently of interest.

Abstract: The present disclosure relates to a transfer table assembly and cart apparatus suitable for use in association with an MR scanner. The transfer table assembly may include a transfer table base and a supporting mechanism coupling the transfer table base to a transfer table cart in a cantilevered fashion at substantially the same level of a scanning bore of an MR scanner. The transfer table cart may include a frame designed to dock with the MR scanner.

Abstract: A device for increasing a user's awareness of his or her breathing includes a clip configured to attach to a user's nose, a hinge connected to the clip, an air deflection plate pivotably connected to the hinge and one or more sensors coupled with the air deflection plate. The air deflection plate is configured to pivot relative to the clip to at least partially deflect air flow into or out of a nostril while the air deflection plate is exterior to the nostril and the clip is attached to the user's nose. The one or more sensors are configured to sense data pertaining to the user's breathing through the nostril. A method for increasing breathing awareness includes, in response to air flow across an air deflection plate pivotably coupled with a clip gripping a user's nose, receiving breathing data with one or more sensors coupled with the air deflection plate.

Abstract: A medical device capable of determining its location is provided. The medical device comprises a memory, one or more antennas, one or more processors coupled with the memory and the one or more antennas, a location manager component executable by the one or more processors. The location manager component is configured to receive first location information from a first location information source and second location information from a second location information source, to rank the first location information source and the second location information source according to a hierarchy of location information sources, the hierarchy of location information sources specifying that the first location information source is of higher rank than the second location information source, determine an approximate location of the medical device based on the first location information, and improve the accuracy of the approximate location based on the second location information.

Abstract: A shoe-type device and a control method of the shoe-type device are disclosed. A control method of a shoe-type device including an actuator and at least one sensor includes estimating a posture of a user wearing the shoe-type device based on sensor data output from the sensor, and controlling the actuator based on the estimated posture of the user.

Abstract: The present invention relates to distinguishing different sedentary states of a subject. A sedentary state can refer to standing, sitting and/or lying. An apparatus for determining a sedentary state of a subject is presented that comprises a sensor interface for obtaining a movement signal indicative of a movement of the subject; an extraction unit for extracting a signal feature indicative of postural control oscillations of the subject from the movement signal, wherein the signal feature indicative of postural control oscillations is indicative of center of mass motion oscillations for preventing the subject from falling; and a classifier for classifying a sedentary state of the subject based on the signal feature indicative of postural control oscillations of the subject. Further, a corresponding method, computer program and system are presented.

Abstract: Body joint tracking is applied in various industries and medical field. In body joint tracking, marker less devices plays an important role. However, the marker less devices are facing some challenges in providing optimal tracking due to occlusion, ambiguity, lighting conditions, dynamic objects etc. System and method of the present disclosure provides an optimized body joint tracking. Here, motion data pertaining to a first set of motion frames from a motion sensor are received. Further, the motion data are processed to obtain a plurality of 3 dimensional cylindrical models. Here, every cylindrical model among the plurality of 3 dimensional cylindrical model represents a body segment. The coefficients associated with the plurality of 3 dimensional cylindrical models are initialized to obtain a set of initialized cylindrical models. A set of dynamic coefficients associated with the initialized cylindrical models are utilized to track joint motion trajectories of a set of subsequent frames.

Abstract: A sensor device, such as a biosensor, may comprise a polymer substrate, which is structured so as to form sets of microneedles and respective vias. The microneedles extend, each, from a base surface of the substrate. Each of the vias extends through a thickness of the substrate, thereby forming a corresponding set of apertures on the base surface. Each of the apertures is adjacent to a respective one of the microneedles. The device further may comprise two or more electrodes, these including a sensing electrode and a reference electrode. Each electrode may comprise an electrically conductive material layer that coats a region of the substrate, so as to coat at least some of the microneedles and neighboring portions of said base surface. Related devices, apparatuses, and methods of fabrication and use of such devices may be provided.

Abstract: According to the present invention, provided is a blood glucose meter comprising: an outer cylinder capable of being coupled within alveolar bone, and having an open lower part; an inner cylinder inserted into and coupled to the inner space of the outer cylinder, and having an open lower part; a biosensor provided in the inner space of the inner cylinder and exposed through the open lower part of the outer cylinder and the open lower part of the inner cylinder; a data processor provided in the inner space of the inner cylinder and receiving a signal from the biosensor and processing the same; a transmitter provided in the inner space of the inner cylinder and transmitting the data of the data processor; and a battery provided in the inner space of the inner cylinder and supplying electric power to the biosensor, the data processor and the transmitter.

Abstract: Methods and apparatus are provided for communication among display devices and sensor electronics unit in an analyte monitoring system. The analyte monitoring system may include a sensor that is configured to perform measurements indicative of analyte levels. The sensor may be communicatively coupled to the sensor electronics unit. The sensor electronics unit may be configured to transmit data indicative of analyte levels to the display devices using one or more communication protocols. Furthermore, the sensor electronics unit may be configured to operate in multiple modes, and switch between the modes in response to commands received from the display devices. Related systems, methods, and articles of manufacture are also described.

Abstract: Methods and apparatus are provided for communication among display devices and sensor electronics unit in an analyte monitoring system. The analyte monitoring system may include a sensor that is configured to perform measurements indicative of analyte levels. The sensor may be communicatively coupled to the sensor electronics unit. The sensor electronics unit may be configured to transmit data indicative of analyte levels to the display devices using one or more communication protocols. Furthermore, the sensor electronics unit may be configured to operate in multiple modes, and switch between the modes in response to commands received from the display devices. Related systems, methods, and articles of manufacture are also described.

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: Methods and apparatus are provided for communication among display devices and sensor electronics unit in an analyte monitoring system. The analyte monitoring system may include a sensor that is configured to perform measurements indicative of analyte levels. The sensor may be communicatively coupled to the sensor electronics unit. The sensor electronics unit may be configured to transmit data indicative of analyte levels to the display devices using one or more communication protocols. Furthermore, the sensor electronics unit may be configured to operate in multiple modes, and switch between the modes in response to commands received from the display devices. Related systems, methods, and articles of manufacture are also described.

Abstract: Systems and methods to determine presence of an analyte using an implantable medical device are disclosed. In an embodiment, a medical system includes an implantable medical device, a light source, an optical sensor and a processor. The implantable medical device includes an indicator tag, which is responsive to an analyte. The light source is configured to emit light onto the indicator tag, where the emitted light comprises at least one wavelength of light, and where the indicator tag emanates light, in response to the emitted light, that corresponds to whether the indicator tag is exposed the analyte. The optical sensor is configured to receive at least a portion of the emanated light, which includes at least one wavelength of light. And, the processor is configured to determine whether the indicator tag is exposed to the analyte based on the received light.

Abstract: A pulse oximeter may reduce power consumption in the absence of overriding conditions. Various sampling mechanisms may be used individually or in combination. Various parameters may be monitored to trigger or override a reduced power consumption state. In this manner, a pulse oximeter can lower power consumption without sacrificing performance during, for example, high noise conditions or oxygen desaturations.

Abstract: A multi-channel measurement device for measuring properties of human tissue, may comprise a microcontroller and first and second source/sensor complexes. The first source/sensor complex may include a first housing having a first measurement portion, a first light sensor coupled to the microcontroller and exposed to the first measurement portion, and a first plurality of light sources coupled to the microcontroller and exposed to the first measurement portion. The second source/sensor complex may include a second housing having a second measurement portion, a second light sensor coupled to the microcontroller and exposed to the second measurement portion, and a second plurality of light sources coupled to the microcontroller and exposed to the second measurement portion. The first and second source/sensor complexes are coupled to each other such that the first measurement portion is opposite the second measurement portion and human tissue may be placed between the the first and second measurement portions.

Abstract: A tissue profile wellness monitor measures a physiological parameter, generates a tissue profile, defines limits and indicates when the tissue profile exceeds the defined limits. The physiological parameter is responsive to multiple wavelengths of optical radiation after attenuation by constituents of pulsatile blood flowing within a tissue site. The tissue profile is responsive to the physiological parameter. The limits are defined for at least a portion of the tissue profile.

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: A method of monitoring a time-varying fluorescence signal emitted from a fluorescent agent from within a medium with time-varying optical properties is provided that includes providing a measurement data set that includes a plurality of measurement entries that include at least two measurements obtained from a patient before and after administration of the fluorescent agent. The measurements may include one or more of: a DRex signal detected by an unfiltered light detector during illumination by excitatory-wavelength light from first region adjacent to the diffuse reflecting medium; a Flr signal detected by a filtered light detector during illumination by excitatory-wavelength light; and a DRem signal detected by the unfiltered light detector during illumination by emission-wavelength light.

Abstract: The present invention relates to devices and methods of use thereof for detection of biomolecules, in vitro, in vivo, or in situ. The invention relates to methods of diagnosing and/or treating a subject as having or being at risk of developing a disease or condition that is associated with abnormal levels of one or more biomolecules including, but not limited to, inter alia, epilepsy, diseases of the basal ganglia, athetoid, dystonic diseases, neoplasms, Parkinson's disease, brain injuries, spinal cord injuries, and cancer. The invention also provides methods of differentiating white matter from gray matter. In some embodiments, regions of the brain to be resected or targeted for pharmaceutical therapy are identified using sensors. The invention further provides methods of measuring the neurotoxicity of a material by comparing microvoltammograms of a neural tissue in the presence and absence of the material using the inventive sensors.

Abstract: Systems and methods for processing sensor data and self-calibration are provided. In some embodiments, systems and methods are provided which are capable of calibrating a continuous analyte sensor based on an initial sensitivity, and then continuously performing self-calibration without using, or with reduced use of, reference measurements. In certain embodiments, a sensitivity of the analyte sensor is determined by applying an estimative algorithm that is a function of certain parameters. Also described herein are systems and methods for determining a property of an analyte sensor using a stimulus signal. The sensor property can be used to compensate sensor data for sensitivity drift, or determine another property associated with the sensor, such as temperature, sensor membrane damage, moisture ingress in sensor electronics, and scaling factors.

Abstract: A micro-volume blood transfer device to facilitate the collection of small volumes of clean arterial blood from patients who may be volume restricted for blood loss such as low-birth weight infants.

Abstract: Disclosed is a technique of determining a driver's tension level (tension state degree) in vehicle driving in detail with a simple configuration. According to the technique, a nonlinear analyzing unit 110 of a driver's tension level determining apparatus 100 determining the tension level in driving of a driver acquires the driving operation amounts relating to driving operations of a driver (the operation amounts relating to operations of an accelerator pedal, a brake pedal, a handle, and the like), and then calculates the Lyapunov exponents about the driving operation amounts by performing nonlinear analysis processing. A frequency spectrum analyzing unit 120 calculates the power spectral density of time series data of the Lyapunov exponents, and then calculates an integrated value of a predetermined low frequency band in the calculated power spectral density.

Abstract: The present invention provides a system and a method for measuring physiological signal. The system includes a plurality of electrodes and a measurement apparatus. A plurality of first electrodes of the electrodes are attached on a first area of a subject. A plurality of second electrodes of the electrodes are attached on a second area of the subject. The measurement apparatus is coupled to the electrodes and performs testing on the first electrodes and the second electrodes to obtain a plurality of testing results. The measurement apparatus selects one of the first electrodes as a first measuring electrode and selects one of the second electrodes as a second measuring electrode according to the testing results. The measurement apparatus measures a physiological signal of the subject through the first measuring electrode and the second measuring electrode.

Abstract: A sensor assembly includes a housing and a circuit board assembly. The housing includes a first accommodation cavity, a second accommodation cavity, a first connection portion, a second connection portion, and a third accommodation cavity. The first connection portion is connected to the first accommodation cavity and one end of the third accommodation cavity, and the second connection portion is connected to the second accommodation cavity and the other end of the third accommodation cavity. The circuit board assembly is accommodated within the first accommodation cavity, the second accommodation cavity, the first connection portion, the second connection portion and the third accommodation cavity. The width of the first connection portion and the second connection portion is less than the width of the first accommodation cavity, the second accommodation cavity and the third accommodation cavity.

Abstract: The present disclosure provides a method of generating a control signal to control a motion of a robot arm device by a brain-computer interface (BCI) apparatus and the BCI apparatus.

Abstract: An apparatus, module, methods and systems for automated, standardized assessment and analysis of a human olfactory system's odor detection ability as an indicator or predictor of cognitive impairment or change in cognitive health, and other health conditions such as diabetes. Notably, the present invention is operable for use across all age groups of humans and provides quantitative detection and analysis of a human olfactory system's detection ability compared to a relevant demographic population.

Abstract: Disclosed is a vertigo diagnosis and treatment system including a frame, a revolution device, a rotation device and a seat, the frame comprising a primary frame and a secondary frame arranged oppositely. The revolution device includes a power mechanism and a slewing frame. The slewing frame is arranged between the primary frame and the secondary frame. The primary frame and the secondary frame provide slewing support for the slewing frame. The rotation device includes a power mechanism and a seat rotating frame. The vertigo diagnosis and treatment system further includes a seat biasing mechanism. Under the combined action of the revolution device and the rotation device, the vertigo diagnosis and treatment system according to the present invention can realize three-dimensional free rotation and hovering in any position, thus achieving vertigo diagnosis and treatment.

Abstract: A method of monitoring a patient for seizure activity may include monitoring the patient by collecting an electromyography signal, determining features of the signal using wavelet analysis and inputting determined feature values into a neural network trained to detect seizure activity. Related apparatuses are also described.

Abstract: The present invention discloses an allergy detection chip, a preparation method thereof, and a method for detecting allergy therewith. The allergy detection chip comprises a substrate; a plurality of nanoprojections, disposed on a surface of the substrate; a plurality of gold nanoparticles, disposed on the surface of the substrate comprising the nanoprojections; a plurality of linkers, attached to the surface of each of the gold nanoparticles at one end respectively; and a plurality of antibodies, having a carboxyl end of a heavy chain covalently bonded to the other end of each of the linkers respectively. By means of the allergy detection chip disclosed in the present invention, whether a patient has high risk of allergy can be quickly detected, so as to reduce the risks faced by the patients and the healthcare personnel.

Abstract: Assessing the sleep quality of a user in association with an electronic device with one or more physiological sensors includes detecting an attempt by the user to fall asleep, and collecting physiological information associated with the user. The disclosed method of assessing sleep quality may include determining respective values for one or more sleep quality metrics, including a first set of sleep quality metrics associated with sleep quality of a plurality of users, and a second set of sleep quality metrics associated with historical sleep quality of the user, based at least in part on the collected physiological information and at least one wakeful resting heart rate of the user, and determining a unified score for sleep quality of the user, based at least in part on the respective values of the one or more sleep quality metrics.

Abstract: A novel apparatus and method is described for sleep monitoring and control by providing tactile stimulation to a user as the user attempts to fall asleep which can be employed for intensive sleep retraining for the treatment of insomnia. A motion response to the tactile stimulation from the user is sensed indicating the user is still awake. The tactile stimulation is periodically repeated and the motion response is evaluated until sleep onset is determined. Following a relatively short set time asleep (e.g. approximately 3 minutes) the user is awakened and the process is reinitiated within a half hour. The technique can be implemented in a small device configuration comparable to a large ring which can be held to a single finger of the user by a band. The single finger both receives the tactile stimulation and provides a motion response and can provide feedback directly to the user.

Abstract: Disclosed herein are systems, methods and a computer readable storage medium that determine an individual's movement during sleep. In some embodiments, the identification is based on data from a motion sensor included in wearable device. In some embodiments, the individual wears the wearable device on his wrist during the individual's resting and/or sleep activities. In some embodiments, the system, methods and the computer readable storage medium automatically identify the various (stages) types of sleep during an individual's sleep periods that include periods of REM sleep, deep sleep, and light sleep and that are indicative of the individual's overall well-being and health.

Abstract: Providing an indication of a state of awareness for a patient includes a receiver configured to acquire an EEG signal; a first bandpass filter coupled with the receiver and configured to filter the EEG signal to generate a first signal in a first frequency band; and a second bandpass filter coupled with the receiver and configured to filter the EEG signal to generate a second signal in a second frequency band. Also included are a mixer coupled with the first and second bandpass filters and configured to combine the first signal and the second signal to produce a combined signal; and a visual display screen configured to display the combined signal.

Abstract: A method including a step of preparing a sampling apparatus for use. The sampling apparatus includes a tubular member having an opening on a distal end thereof. An orientation of the distal end of the tubular member is shapeable. The distal end is substantially rigid so as to maintain a manipulated shape after a direct application of a threshold level of force on the distal end of the tubular member. The tubular member also includes a joint member disposed on a proximal end of the tubular member. The joint member is configured to connect the tubular member to a systemic biomarker sampling device.

Abstract: A method and apparatus monitors chronic disease state of a patient. The method may include extracting, in a processor, for each of a plurality of monitoring sessions, a respiratory feature from a respiratory signal indicative of the patient's respiration during the monitoring session, the respiratory signal derived from at least one sensor; and computing, in a processor, a stability measure of the patient for a monitoring session, the stability measure representing an indication of a change point having occurred at the monitoring session in a statistical distribution of the respiratory feature.

Abstract: A wearable device according to various embodiments may include a biometric sensor, an output device, and a processor operatively coupled with the biometric sensor and the output device, and configured to obtain food intake information of a user corresponding to the wearable device, to obtain biometric information of the user by using the biometric sensor, to identify a digestibility of the food of the user, based at least in part on a change of the biometric information corresponding to the food intake information, and to provide information of the digestibility, using the output device.

Abstract: Peripheral oedema causes a swelling of the legs of a patient due to an abnormal accumulation of fluids in the interstitium of the patient. Oedema is directly related to heart diseases, kidney and liver problems and pathological conditions. As such, is a useful indicator of a person's overall health. Oedema is typically assessed by a subjective manual test administered by a medical professional. As such, an objective assessment of oedema is often difficult to make. The present disclosure concerns a device for tissue condition measurement. The device enables an objective assessment of oedema to be made, by providing to a medical professional, or a medical ancillary worker, with information useful to judge the presence of oedema.

Abstract: The present disclosure discloses a control method of a wearable device execution module and a wearable device. The control method includes detecting at least one touch position and determining a set consisting of the detected at least one touch position as a current touch position set, the at least one touch position being a position at a predetermined touch sensing area; determining an execution module corresponding to the current touch position set as a current execution module based on a correspondence between predetermined touch position sets and execution modules and generating a control command; and transmitting the control command to the current execution module so that the current execution module executes the control command.

Abstract: Systems, devices, and methods are provided to assess connection quality between the electrodes of a bioelectrical signal measurement and/or electrical stimulation device and the tissue, typically skin, of the subject. A test signal is provided to a first electrode, voltage differences between the first electrode and additional electrodes are determined, an impedance of the first electrode is determined based on the voltages differences, and the determined impedance indicates connection quality. This process is typically repeated for all of the electrodes to determine connection quality. The user or subject can be alerted if the connection quality is poor, and the bioelectrical signal that is recorded can be provided with data points indicating connection quality during the signal recording.

Abstract: A subcutaneously implantable device includes a housing, a first prong, and a second prong. A first electrode on the first prong is configured to contact the first lung. A second electrode on the device is configured to contact the first lung or a second lung. A third electrode on the second prong is configured to contact the heart or the tissue surrounding the heart. Sensing circuitry in the housing in electrical communication with the first electrode, the second electrode, and the third electrode is configured to measure an impedance in the first lung and/or the second lung, and/or a transthoracic impedance across the first lung and the second lung through the first electrode and the second electrode, and to measure an electrical signal from the heart through the third electrode.

Abstract: A non-invasive system for sampling gastrointestinal microbiota with their associated environment for discovery, characterization, medical research, diagnostics, and treatment using an ingestible, non-digestible sampling capsule. The capsule device, with ports open for acquiring a sample of gastrointestinal microbiota and content, is placed inside an immediate or delayed release capsule. When the outer capsule dissolves according to its specifications, enteric fluid and content enters the sampling capsule through the ports triggering a hydrophilic stop to release a pulling force to close the ports by enveloping the capsule outer casing over the inner casing, capturing the sample, and holding it sealed until it completes passage through the digestive track, and is recovered from feces for analysis.

Abstract: Certain aspects of the disclosure are directed to an apparatus including a scale and external circuitry. The scale includes a platform for a user to stand on, and data-procurement circuitry for collecting signals indicative of the user's identity and cardio-physiological measurements while the user is standing on the platform. The scale includes processing circuitry to process data obtained by the data-procurement circuitry and therefrom generate cardio-related physiologic data, and an output circuit to send user data from the scale for reception at a remote location. The external circuitry receives and validates the user data as concerning a specific user associated with a user ID and determine at least one physiologic parameter of the user using the user data. Further, the external circuitry derives additional health information corresponding to the user data based on categories of interest and outputs the additional health information to the scale for display.

Abstract: A method of extracting glucose feature, a method for monitoring glucose using near-infrared (NIR) spectroscopy and a glucose monitoring device are provided. The method comprising: removing noise from a near-infrared (NIR) data; extracting a glucose signal from the NIR data; and removing temporal drift components from the extracted glucose signal.

Abstract: A measuring apparatus as an aspect of the present invention includes: a first signal acquirer that acquires a pulse wave signal of a living body; a second signal acquirer that acquires a body motion signal of the living body; a frequency analyzer that converts the pulse wave signal and the body motion signal to a frequency domain to generate frequency domain signals, and estimates a frequency of a pulse wave of the living body on the basis of the frequency domain signals; and a time domain analyzer that calculates biological information about the living body on the basis of the frequency.