Abstract: A portable hearing evaluation system is provided including: a portable computing device configured to provide audiometric testing of a patient according to one or more audiological standards; and a transducer, coupled to the portable computing device. The portable computing device is configured generate a plurality of test signals based at least in part according to one or more parameters and to be provided on an output of the portable computing device for playback on the transducer.

Abstract: A system and method for monitoring body chemistry of a user, the system comprising: a housing supporting: a microsensor comprising a first and second working electrode, a reference electrode, and a counter electrode, and configured to access interstitial fluid of the user, and an electronics subsystem comprising a signal conditioning module that receives a signal stream, from the microsensor, wherein the electronics subsystem is configured to detect an impedance signal derived from two of the first working electrode, the second working electrode, the reference electrode, and the counter electrode; and a processing subsystem comprising: a first module configured to generate an analysis indicative of an analyte parameter of the user and derived from the signal stream and the impedance signal, and a second module configured to transmit information derived from the analysis to the user, thereby facilitating monitoring of body chemistry of the user.

Abstract: A sensor (e.g., an optical sensor) that may be implanted within a living animal (e.g., a human) and may be used to measure an analyte (e.g., glucose or oxygen) in a medium (e.g., interstitial fluid, blood, or intraperitoneal fluid) within the animal. The sensor may include a sensor housing, an analyte indicator covering at least a portion of the sensor housing, and a multiple metal protective system including multiple metals incorporated in and/or in close proximity to a surface of the analyte indicator that reduce deterioration of the analyte indicator.

Abstract: Analyte monitoring systems and methods may include calculating an analyte level and an analyte level rate of change using at least measurement information conveyed by an analyte sensor, displaying the analyte level, determining whether the analyte level is lower than a first lower analyte level threshold, determining whether the analyte level is lower than a second lower analyte level threshold, comparing the analyte level rate of change to an analyte level rate of change threshold, and displaying one or more of a low analyte level alert and a rate of change alert. The low analyte level alert may be displayed if the analyte level is lower than the first lower analyte threshold, and the rate of change alert may be displayed if the analyte level is lower than the second lower analyte level threshold and the analyte level is changing faster than the analyte level rate of change threshold.

Abstract: An analyte monitoring system and method. The analyte monitoring system may include an analyte sensor and a transceiver. The analyte sensor may include an analyte indicator that exhibits one or more detectable properties based on an amount or concentration of an analyte in proximity to the indicator. The transceiver may be configured to receive one or more measurements from the sensor. The transceiver may be configured to assess in real time a performance of the sensor based on at least the one or more measurements. The transceiver may be configured to determine whether the performance of the sensor is deficient based at least on the assessed performance of the sensor. The transceiver may be configured to calculate an analyte level based on at least the one or more sensor measurements. The transceiver may be configured to determine whether the calculated analyte level is a spike.

Abstract: The present invention is directed to a cuff-like medical device that may analyze and report the concentrations of various biomarkers in a subject's bodily fluids, samples of which may be extracted by the device in the field and analyzed on the spot using the cuff-like medical device. For example, extracellular fluid (commonly known as “tissue fluid”) of a patient may be analyzed by the present invention, and in particular, the constituent interstitial fluid—the known main component of extracellular fluid—may be analyzed for concentrations of one or more specific types of proteins. A sensor component within the device may include one or more aptamers that permit chemical binding of at least one biomarker of interest. When the aptamer-protein binding complex is complete, an electronic component of the device may employ nanoscale weighing using frequency differential analysis through quartz crystal microbalances to determine the presence and concentration of biomarkers.

Abstract: A blood glucose measurement device, a blood glucose calculation method, and a blood glucose calculation program capable of accurately measuring a blood glucose level by using light are provided. The blood glucose measurement device includes a light source 11 that outputs measurement light L1 to be input to a living body 50; a light detector 12 that detects the measurement light L1 propagated inside the living body 50 and generates a detection signal in accordance with an intensity of the measurement light L1; and a computation unit that obtains a time lag between a temporal change in a first parameter related to an oxygenated hemoglobin concentration and a temporal change in a second parameter related to a deoxygenated hemoglobin concentration based on the detection signal, and obtains the data related to the blood glucose level based on the time lag.

Abstract: The present invention belongs to the technical field of material fabrication, and particularly relates to an ultra-sensitive glucose sensor based on a graphene and carbon fiber substrate and a fabrication method thereof. The method includes fabricating a carbon fiber cloth with vertical graphene growth on a surface thereof, performing pretreatment to make the carbon fiber cloth hydrophilic, directly soaking the carbon fiber cloth in a PBS solution of glucose oxidase with the pH of 7.4, and then taking out and drying the carbon fiber cloth at room temperature to obtain a glucose sensor. According to the present invention, the lower limit of glucose detection reaches about 0.1 mM, and the glucose sensor also has multistage corresponding characteristics, so that different detection coefficients and capabilities can be achieved in different glucose concentration ranges. The application range and precision of the glucose sensor are greatly improved.

Abstract: An analyte monitoring system includes an analyte sensor, a transceiver, and a display device. The analyte sensor may include an analyte indicator that exhibits one or more detectable properties based on an amount or concentration of an analyte in proximity to the analyte indicator. The transceiver may receive first sensor data directly from the analyte sensor and may calculate first analyte information using at least the received first sensor data. The display device may receive second sensor data directly from the analyte sensor and calculates second analyte information using at least the received second sensor data. The transceiver may convey the first analyte information, and the display device may receive the first analyte information conveyed by the transceiver and display the first and second analyte information.

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: 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: 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: Disclosed herein is a method of determining dopamine concentration at a target location in neural tissue. In several embodiments, the method comprises measuring current level in response to square wave voltammetry with a coated electrode of a neural probe implanted at the target location, wherein the coated electrode comprises a coating of poly 3,4 ethylene dioxythiophene (PEDOT) doped with negatively charged carbon nanotubes (CNT), and comparing the measured current level to a control current level to determine the dopamine concentration at the target location.

Abstract: A circuit arrangement for an optical monitoring system comprises a driver circuit which is configured to generate at least one driving signal for driving the light source. A detector terminal is arranged for receiving a detector current from an optical detector. A gain stage is connected at its input side to the driver circuit for receiving the driving signal and generates a noise signal depending on the driving signal. A processing unit is configured to generate an output signal depending on the detector current and the noise signal.

Abstract: A non-invasive, optical-based physiological monitoring system is disclosed. One embodiment includes an emitter configured to emit light. A diffuser is configured to receive and spread the emitted light, and to emit the spread light at a tissue measurement site. The system further includes a concentrator configured to receive the spread light after it has been attenuated by or reflected from the tissue measurement site. The concentrator is also configured to collect and concentrate the received light and to emit the concentrated light to a detector. The detector is configured to detect the concentrated light and to transmit a signal representative of the detected light. A processor is configured to receive the transmitted signal and to determine a physiological parameter, such as, for example, arterial oxygen saturation, in the tissue measurement site.

Abstract: A non-invasive, optical-based physiological monitoring system is disclosed. One embodiment includes an emitter configured to emit light. A diffuser is configured to receive and spread the emitted light, and to emit the spread light at a tissue measurement site. The system further includes a concentrator configured to receive the spread light after it has been attenuated by or reflected from the tissue measurement site. The concentrator is also configured to collect and concentrate the received light and to emit the concentrated light to a detector. The detector is configured to detect the concentrated light and to transmit a signal representative of the detected light. A processor is configured to receive the transmitted signal and to determine a physiological parameter, such as, for example, arterial oxygen saturation, in the tissue measurement site.

Abstract: A method for detecting in-vivo properties of a biosensor. In the inventive method, a sensitivity-to-admittance relation is provided and a raw current in the biosensor is measured. An in-vivo current response is also measured at first and second operating points. A time constant ? is determined by the electrical capacitance C of the working electrode and the electrical resistance RM of the membrane by ?=RM·C. The first and second operating points are selected below and above ?, respectively. An analyte value in a sample of a body fluid is determined by using the raw current and compensating sensitivity drift in the biosensor, which in turn is compensated by using the measured value for the raw current and a corrected value for the sensitivity. The failsafe operation of the biosensor is monitored by using the in-vivo current response measured at the first and second operating points.

Abstract: A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.

Abstract: Various collection devices, systems and methods relating to the use of devices with open microfluidic channels disposed within a housing defining a lumen. These devices make use of microneedles passed through apertures to induce fluid flow into microfluidic channel networks for collection and analysis. The device can be actuated via button when placed on the skin of a patient to collect a fluid sample, such as a blood draw.

Abstract: A biological information detection device including: a light source that, in operation, emits irradiation light for irradiating a test portion of a subject; a light detector that, in operation, detects light reached from the test portion and that outputs an electrical signal corresponding to the light; and a calculation circuit that, in operation, generates a signal of biological information related to a blood flow in a target area in the test portion based on the electrical signal. The light detector is an image sensor. The electrical signal includes an image signal obtained by the image sensor. The calculation circuit, in operation, detects a magnitude of an inclination of an orientation of the test portion with respect to a reference orientation by image recognition based on the image signal, and determines the target area according to the magnitude of the inclination of the orientation of the test portion.

Abstract: A catheter for measuring pressure in the urinary tract of a patient includes a catheter body having a proximal and distal end. A plurality of lumens is formed in the catheter body, and an adaptor is coupled to the proximal end of the catheter body. The adaptor includes a port for each lumen. A first pressure sensor, typically including a balloon, is fluidically coupled to a first lumen and is configured and positioned to measure pressure in a urethra of the patient. A second pressure sensor, also typically including a balloon, is fluidically coupled to a second lumen and is configured and positioned on the catheter body to measure pressure in a bladder of the patient. An expandable retention member, which may be coupled to a third lumen, is positioned on the catheter body between the first and second expandable pressure sensors so that the catheter body may be retained at a selected location in the urinary tract to properly position the fluid pressure sensors in the bladder and urethra, respectively.

Abstract: The present embodiments discloses a musculoskeletal assessment system having a dimensioned base unit including a plurality of sensors configured to transmit medical information corresponding to a patient. Sensors include a motion sensor, a thermographic sensor, a photographic device, and a dynamometer. Each sensor transmits medical information via an integrated computer system.

Abstract: The disclosure provides a theseometer or proprioceptometer for objectively quantifying the proprioceptive performance of a subject such as a human. The disclosed theseometer is a device comprising a clear, rigid material or screen having or exhibiting a distinguishable target embraced by a series of concentric rings, a digital camera with a lens concentric to the target, a base unit comprising an electronic processor and memory for analyzing data and, optionally, a wheeled base to provide mobility and portability.

Abstract: The present invention relates to a computer-implemented method for computing a neuromarker of Alzheimer's disease comprising the steps of obtaining at least one spectral feature from EEG signals of a subject; obtaining at least one Riemannian distance between a spatiofrequential covariance matrix computed from the EEG signals of said subject and at least one reference spatiofrequential covariance matrix; and combining said at least one spectral feature and said at least one Riemannian distance in a mathematical function. The present invention also relates to a method for self-paced modulation of EEG signals of a subject in order to alleviate symptoms of Alzheimer's disease using the predictive neuromarkers of Alzheimer's disease.

Abstract: A system for detection of noncompliance including substance abuse, driving under influence, and untruthful testimony giving under law enforcement setting, comprising optical sensors for capturing a subject's pupillary responses, blinking eye movements, point-of-gaze, facial expression, and head pose during a compliance test session. The system can also be applied in neurocognitive disorder diagnosis. The subject's affective and cognitive states estimation based on the captured sensory data during a diagnosis test is feedback to the system to drive the course of the compliance or cognitive test, adaptively change the test materials, and influence the subject's affective and cognitive states. The estimated affective and cognitive states in turn provide a more accurate reading of the subject's condition.

Abstract: It includes the steps of (1) preparing step; (2) anesthetizing step; (3) electrodes installing step; and (4) focal onset seizures inducing step. First, a live animal is anesthetized. The electrodes are installed on a working zone of its brain. A first chemical liquid is injected beneath the cerebral cortex of this animal. At two different times, a first electric stimulation and a second electric stimulation are activated by the controller respectively so as to generate a first and a second focal onset seizure accordingly. Thus, it can generate focal onset seizures. It is easy to change the electric stimulation position, numbers and type. In addition, the survival rate of a larger-sized animal after anesthesia is higher.

Abstract: The present invention provides a method for swallow safety monitoring and a device thereof, which can monitor eating safety in real-time. By means of the real-time records of fundamental breath sound, the feeding safety for patients or weakness persons with dysphagia can be real-timely monitored and alarmed.

Abstract: The present disclosure discusses a mechanically stabilized sensor. The sensor is configured for intra-vaginal placement and can be used during labor and diagnostic procedures not associated with labor. The sensor can detect bioelectrical signals generated by the uterus and fetal heart. The mechanical stabilization of the sensor to the vaginal mucosa can reduce noise in the bioelectrical signals detected with the sensor. The sensor's stability enables long-term, intra-vaginal recordings to be made.

Abstract: A system for monitoring fetal wellbeing over time during pregnancy includes a sensor coupled to a pregnant woman; a processor communicatively coupled to the sensor; and a computer-readable medium having non-transitory, processor-executable instructions stored thereon. Execution of the instructions causes the processor to perform a method including: acquiring a signal from a sensor; processing the signal to identify and extract a parameter of interest from the signal; and analyzing the parameter of interest to determine a degree of fetal wellbeing. The parameter of interest may include one or more of: an average fetal heart rate, an average fetal heart rate variability, a fetal kick or movement count, an average placental oxygenation level, an average placental temperature, an average placental pH, an average amount of amniotic fluid, a fetal heart rate profile, a fetal heart rate variability profile, and a fetal movement profile.

Abstract: A system for identifying hyperpigmented spots in skin. The system includes an image capture device for capturing an image of a subject and a computer for analyzing the image. The computer stores logic that, when executed by the processor, causes the computer to receive the image of the subject, receive a baseline image of the subject, identify a hyperpigmented spot in the image of the subject, and annotate the image of the subject to distinguish the hyperpigmented spot in the image. The logic may also cause the system to classify the hyperpigmented spot into a predetermined class, determine a product for treating the hyperpigmented spot according to the predetermined class, and provide information related to the product for use by the subject.

Abstract: A system for monitoring medical conditions including pressure ulcers, pressure-induced ischemia and related medical conditions comprises at least one sensor adapted to detect one or more patient characteristic including at least position, orientation, temperature, acceleration, moisture, resistance, stress, heart rate, respiration rate, and blood oxygenation, a host for processing the data received from the sensors together with historical patient data to develop an assessment of patient condition and suggested course of treatment. In some embodiments, the system can further include a support surface having one or more sensors incorporated therein either in addition to sensors affixed to the patient or as an alternative thereof. The support surface is, in some embodiments, capable of responding to commands from the host for assisting in implementing a course of action for patient treatment.

Abstract: The present invention provides an articulation evaluation method and system combining acoustic features and articulation motion features. According to the articulation evaluation method and system, audio data and articulation motion data are acquired, acoustic features are extracted from the audio data, articulation motion features are extracted from the articulation motion features, and feature fusion and policy fusion are performed on the acoustic features and the articulation motion features according to a time correspondence, which effectively utilizes the complementarity of the two types of features to ensure the objectivity and comprehensiveness of evaluation, so that a more accurate and reliable feature fusion evaluation result and decision fusion evaluation result are obtained, making the articulation evaluation more objective and accurate.

Abstract: An apparatus comprising means for: obtaining a predicted breathing sequence of a user; obtaining a first time when it is predicted that a first media content will be rendered to the user; obtaining a desired breathing phase for consuming the first media content; and causing at least one stimulus to be provided to the user, the at least one stimulus configured to cause a changed breathing sequence instead of the predicted breathing sequence, wherein the desired breathing phase in the changed breathing sequence is temporally shifted towards the first time as compared to the desired breathing phase in the predicted breathing sequence.

Abstract: Adjustment of training protocols in virtual reality (VR) or augmented reality (AR) environments based on biofeedback are provided. In various embodiments, motion data is collected for a user while the user performs a training protocol in a virtual environment. A biometric measurement is collected for the user while the user performs the training protocol. The motion data and the biometric measurement are provided to a learning system at a remote server. The learning system determines an adjustment to the training protocol based on the motion data and the biometric measurement. The adjustment is provided by the learning system and is applied to the training protocol. In various embodiments, the adjustment, the motion data, and/or the biometric measurement may be logged in an electronic health record.

Abstract: The present invention is a Miniature Vein Enhancer, for use in imaging the subcutaneous veins of a target area of a patient by a practitioner. The miniature vein enhancer includes a Miniature Projection Head that is secured to a tourniquet, where the tourniquet may be mounted to the bicep of a patient. The Miniature Projection Head includes a housing, and apparatus that images subcutaneous veins of the target area, and projects the image(s) of the veins onto the target area to overlie the subcutaneous veins, which aids the practitioner in pinpointing a vein location for a venipuncture procedure such as an intravenous drip, blood test, and the like.

Abstract: Sleep tracking systems and techniques for monitoring two or more co-sleepers in a single bed are disclosed. Such systems and techniques may incorporate sleeper identification, as well as various non-user-specific aspects. Some implementations may incorporate user-specific or user-tailored alarm functionality.

Abstract: The present invention provides discernment technology that makes it possible to discern, for a variety of sensations, whether a sensation is a pleasant (comfortable) sensation or a sensation of discomfort. The present invention provides a method for generating a means for discerning the stress or comfort/discomfort of a subject, the method comprising: a) imparting, to a subject, an identical stimulation under at least two environments, and obtaining brain wave data or analysis data thereof for each environment; b) correlating a reaction of the subject relating to the stimulation and the difference of the brain wave data or analysis data thereof obtained under the at least two environments; c) generating a comfort/discomfort discernment means for discerning the stress or comfort/discomfort of the subject, on the basis of the correlation; and d) performing comfort/discomfort discernment using a basic step for amplifying a sample from a small stimulation.

Abstract: One dimensional (1D) and two dimensional (2D) MR spectroscopy of the brain provides an objective test for pain and level of pain. There are two ways of evaluating the data. The first is conventional analysis of the 2D MRS. The second us the use of data mining methods such as testing for correlation between wavelet-based features and self-reported pain intensity, the MBDA method. Both found multiple spectral regions that were highly correlated with self-reported pain. Two of these spectral regions are consistent with changes to the recently assigned substrate ?-L Fucose and the Fuc-?(1-2) glycans in the human brain. There are common features recorded compared with prior reports using the MBDA method to evaluate pain associated with spinal cord injury and low back pain.

Abstract: Methods and apparatus are provided for planning and delivering radiation treatments by modalities which involve moving a radiation source along a trajectory relative to a subject while delivering radiation to the subject. In some embodiments the radiation source is moved continuously along the trajectory while in some embodiments the radiation source is moved intermittently. Some embodiments involve the optimization of the radiation delivery plan to meet various optimization goals while meeting a number of constraints. For each of a number of control points along a trajectory, a radiation delivery plan may comprise: a set of motion axes parameters, a set of beam shape parameters and a beam intensity.

Abstract: An exemplary breath analysis system may include a sampling chamber having a molecule collector disposed therein. The molecule detector may be configured such that volatile organic compounds (VOCs) present in a breath sample introduced to the sampling chamber adhere to the molecule collector. A heating element may introduce heat within the sampling chamber, causing release of at least a portion of the VOCs adhered to the molecule collector. An analysis device (e.g., a mass spectrometer or tetrahertz (THz) spectrometer) may identify one or more target VOCs from among at least the portion of the VOCs released from the molecule collector and generate an output representative of the identified one or more target VOCs. The output may include information that quantitates a concentration of the one or more target VOCs with respect to a source of the breath sample.

Abstract: The invention provides systems and methods for monitoring the sleep of a user and modulating a user's circadian rhythm. A monitoring device is provided for monitoring the sleep behaviour and environment of a user and a lighting device is provided for modulating the circadian rhythm of a user. In embodiments, the systems and devices comprise a motion sensor, environmental sensors and LEDs. The data 10 collected by the monitoring device allows a user's circadian rhythm to be modelled and a lighting schedule to be determined and received by the lighting device for modulating the circadian rhythm.

Abstract: Embodiments herein include testing articles to assess hydration of a test subject. The testing articles can include a carrier portion having a porous medium through which a fluid of the test subject moves. The carrier portion can include a first end and a second end opposite the first end. The testing articles can include a first chemical composition disposed in the porous medium that reacts with chloride ions to produce a first color change. The testing articles can include a wick that is in direct contact with the first end of the carrier portion to allow the transfer of the fluid from the wick to the carrier portion. The testing articles can include a fill indicator element in direct contact with the second end of the carrier portion to allow the transfer of the fluid from the carrier portion to the fill indicator element. Other embodiments are also included herein.

Abstract: A flexible planar patch suitable for application to a patient's skin is provided. The planar patch comprises a capture layer (100) and a cover layer (200). The capture layer (100) comprises an analyte capture zone (105) and a fastener zone (104). The analyte capture zone (105) consists of a first water permeable material comprising a ligand capable of binding specifically to an analyte. The fastener zone (104) is impermeable to water and/or delimited from said analyte capture zone by a water impermeable barrier zone (108) and comprises an adhesive (133) capable of fastening the capture layer (100) removably to a surface. The cover layer comprises an adhesive (233) capable of fastening the cover layer (200) removably to the capture layer (100). In addition, a kit for assembly of the patch and a diagnostic method using the patch are provided.

Abstract: By applying a dry and freeform “cut-and-paste” method, an NFC-enabled wireless tattoo-like stretchable biometric sensor can be fabricated within minutes without using any chemicals, inks, or masks/stencils. This sensor is able to wirelessly receive power via a stretchable inductive coil and an NFC chip integrated on the sensor. Data measured by the sensor can be wirelessly transmitted via the same antenna and NFC chip. The sensor is fully stretchable and conformable to human skin and can follows the mechanical deformation of skin without mechanical and electrical failure or delamination. The sensor is imperceptible to wear and can perform high-fidelity sensing for physiological signals.

Abstract: The disclosure extends to methods, systems, and computer program products for validating continual probe contact with tissue during bioelectric testing. The disclosure extends to methods, systems, devices, and computer program products that could be utilized to validate continual probe or probe hood contact with a test subject's tissue or tissue surrounding a test point. The methods, systems, and computer program products may be included with skin or tissue contact validation, warnings, alerts, and systems and procedures that could invalidate a compromised reading and initiate a new reading at the compromised test point.

Abstract: An intravascular catheter system for cardiac mapping is disclosed which includes a housing having opposed proximal and distal portions, an elongated catheter shaft operatively associated with the distal portion of the housing, an elongated electrical conduit operatively associated with the proximal portion of the housing and an elongated irrigation conduit operatively associated with the proximal portion of the housing, wherein an irrigated basket assembly is operatively associated with a distal end portion of the catheter shaft and it includes a plurality of circumferentially arranged electrically insulated tubular splines each having a plurality of longitudinally spaced apart mapping electrodes thereon.

Abstract: A method for assessing the orthopaedic performance of a joint of a patient can comprise implanting at least a first and second RF wirelessly detectable markers in first and second bones associated with a site and determining and storing their positions before a surgical procedure is performed. The procedure can be carried out on the site and the positions of the first and second markers can be detected and stored after the procedure has been completed. The detected positions can be used to generate a representation of the orthopaedic performance of the joint after the procedure.

Abstract: The present invention relates to a sensor applicator assembly for a continuous glucose monitoring system and provides a sensor applicator assembly for a continuous glucose monitoring system, which is manufactured with a sensor module assembled inside an applicator, thereby minimizing additional work by a user for attaching the sensor module to the body and allowing the sensor module to be attached to the body simply by operating the applicator, and thus can be used more conveniently. A battery is built in the sensor module and a separate transmitter is connected to the sensor module so as to receive power supply from the sensor module and be continuously used semi-permanently, thereby making the assembly economical. The sensor module and the applicator are used as disposables, thereby allowing accurate and safe use and convenient maintenance.

Abstract: A method for processing a vestibulo-acoustic signal, including receiving an vestibulo-acoustic signal obtained from a person; decomposing said signal using wavelets; differentiating said signal and phase data of said wavelets to determine loci of components of a composite field potential waveform produced by the vestibular system of the person.

Abstract: A physiological signal processing device is provided. The physiological signal processing device includes a patch, a plurality of electrodes and a processing device. The plurality of electrodes detect an Electrocardiography (ECG) signal. The processing device is configured in the patch and is coupled to the plurality of electrodes to receive the ECG signal. Furthermore, according to the ECG signal, the processing device calculates a first differential value between a voltage of an R wave of the ECG signal and a reference ECG value, and determines whether the first differential value is greater than or equal to a first threshold to determine whether to adjust the positions of the electrodes. When the positions of the electrodes are determined, the processing device obtains heartbeat information and/or breathing information according to the ECG signal.