Abstract: Disclosed are systems and methods for performing surgical procedures. An illustrative surgical system includes an electromagnetic (EM) tracking system including a EM field generator, a surgical tool, a display device, and a computing device configured to receive image data of the surgical site, identify structures in the image data, identify a target in the image data, generate a three-dimensional (3D) model of the surgical site, determine a pathway to the target, display the pathway to the target, determine a position of the surgical tool within the surgical site, register the 3D model to the surgical site, receive ultrasound image data from an ultrasound sensor, and generate a 3D volume rendering of the target.

Abstract: A capsule device configured to navigate through a patient's GI track is disclosed. System and method to turn on the capsule device based on acceleration is described. First the capsule is monitored at a slow sampling mode. Then the capsule is monitored at a fast sampling mode. A user can input hand motion to change the acceleration to turn on the capsule device.

Abstract: A probe device (100; 100a; 100b; 100c) for use in the human and/or animal body comprises a housing (110), at least one magnetic element (120) which is rotatably arranged within said housing (110), an induction coil (130) that is magnetically coupled with said magnetic element (120), and a control unit (140) configured to process an input signal (si) characterizing a voltage induced in said induction coil (130).

Abstract: A system and method for determining a potential lung recruitment value for a patient that includes during an applied first positive end expiratory pressure (PEEP) to the lungs of the patient, measuring a first end expiratory lung impedance (EELZ) of the lungs at the first PEEP; during an applied second PEEP, measuring a second EELZ at the second PEEP, determining a change in EELZ between the first PEEP and the second PEEP, determining a first chord-compliance of the lungs from pixels of a first electrical impedance tomography (EIT) image of the patient at the first PEEP, determining a second chord-compliance from a second EIT image of the patient at the second PEEP, determining a first index representing the change in EELZ, determining a second index representing a change in compliance, and based on the first index and the second index, determining a potential lung recruitment value for the patient.

Abstract: A flow sensor for pulmonary function testing is provided, and the flow sensor is capable of preventing cross-infection and has a hollow tubular structure. The flow sensor includes a main breather tube and a pressure tapping hole arranged on a tube wall of the main breather tube. An outer wall of the main breather tube is provided with a pressure tapping stub in air communication with the pressure tapping hole. The volume of an inner cavity of the pressure tapping stub satisfies following condition: during the pulmonary function testing, air exhaled or inhaled by a tester enters the pressure tapping stub through the pressure tapping hole and is kept within the pressure tapping stub without contacting a connection pipeline outside of the flow sensor. The flow sensor can isolate contaminants, i.e., bacteria or viruses and prevent the contaminants from entering other connection pipelines or cavities of a pulmonary function instrument.

Abstract: A diagnostic tool and methods of using the tool are provided to quantify an amount of nasal collapse in a patient. The diagnostic tool includes a mask with an endoscope port and an opening to allow air flow, an endoscope with a camera adapted to take an image of the nasal valve, and an air flow sensor adapted to measure an inhalation rate of the patient. The diagnostic tool can quantify a size difference between the nasal valve during inhalation and zero flow by calculating a percentage difference in an area or one or more dimensions of the nasal valve during inhalation and zero flow.

Abstract: A system for respiratory monitoring of a subject comprises: a bioimpedance measurement sensor, which is configured for arrangement in relation to the subject for acquiring a bioimpedance signal; a processing unit, which is configured to receive the acquired bioimpedance signal and receive a reference signal, the reference signal representing a respiratory effort of the subject or a respiratory airflow at a time of bioimpedance signal acquirement, the processing unit being further configured to divide the bioimpedance signal into an effort component representing a respiratory effort of the subject and a flow component representing a respiratory airflow of the subject based on the received bioimpedance signal and the received reference signal.

Abstract: A system and method for determining FRC, TGV, TLC, and RV includes a hand-held unit with a shutter assembly designed to minimize measure air displacement due to shuttering. Measurement of flow and pressure are used to derive the lung parameters.

Abstract: A method for measuring skin thickness. The method includes at a first 3D point on an outer surface of a patient, exposing the first point to near infrared (NIR) energy from an NIR source. The method includes measuring reflected energy emanating near the first 3D point, or beam incident point. The method includes determining a pattern of the reflected energy based on a distance from a center of the reflected energy, wherein the center is approximated by the first 3D point. The method includes determining a skin thickness measurement based on the pattern.

Abstract: A posture and breathing improvement device, system, and method. The system for improving posture and deep breathing may comprise: a sensor device; posture/breathing improvement software program, comprising one, both, or a combination of a posture improvement system interface and a breathing improvement system interface; and one or more user devices. The sensor device may be physically associated with a user and may communicate with the posture improvement software program. The sensor device may comprise: one or more sensors for monitoring positions and movements of the user. The system may calculate one or more optimum postural positions and breathing exercises for the user, based on data communicated by the sensor device and collected information about the user. The system may monitor a conformance of the user with the optimum postural positions and may display the conformance on the posture improvement system interface.

Abstract: Disclosed are a system, a method, and a program for initializing an attachment location of a measurement sensor. The method of determining an initial attachment location of at least one measurement sensor includes at least: retrieving, by the terminal, identification information of the at least one measurement sensor selected from a user, as the terminal receives a selection input for the at least one measurement sensor attached to a particular location of a body of the user, from the user; and matching, by the terminal, the retrieved identification information with the particular location of the body where the at least one measurement sensor is configured to be attached such that the initial attachment location of the at least one measurement sensor is determined.

Abstract: A tissue-implantable sensor for measurement of solutes in fluids and gases, such as oxygen and glucose, is provided. The sensor includes: i) a detector array including at least one detector; ii) a telemetry transmission portal; iii) an electrical power source; and iv) circuitry electrically connected to the detector array including signal processing means for determining an analyte level, such as glucose level, in a body fluid contacting the detectors. The sensor components are disposed in a hermetically sealed housing having a size and shape suitable for comfortable, safe, and unobtrusive subcutaneous implantation allowing for in vivo detection and long term monitoring of tissue glucose concentrations by wireless telemetry.

Abstract: Waterless electrochemical transdermal alcohol sensor. In one embodiment, the sensor includes a proton exchange membrane imbibed with an imbibing liquid that includes at least one cationic substance that is liquid at room temperature. As examples, the cationic substance may be one or more ionic liquids with an imidazolium, phosphonium, ammonium, pyridinium, pyrrolidinium, or sulfonium backbone structure. The imbibing of the proton exchange membrane with the cationic substance obviates the need for the periodic addition of water to the electrochemical cell. The sensor additionally includes a sensing electrode, which is bonded to one side of the proton exchange membrane, and a counter electrode and a reference electrode, both of which are bonded to the opposite side of the proton exchange membrane. The sensor may be incorporated into a wearable transdermal alcohol sensor device, which, in turn, may be incorporated into a system for detecting transdermal alcohol.

Abstract: An on-body wearable bio-fluid collection and sensing device including an interface or interface surface comprising at least one biocompatible material for contacting a bodily part; at least one inlet for receiving the bio-fluid, at least one outlet for evacuating the bio-fluid, a plurality of semiconductor sensors configured to analyze the received bio-fluid, at least one reference electrode for biasing a bio-fluid gate of at least one of the semiconductor sensors, and at least one micro-fluidic or nano-fluidic channel in fluid communication with the at least one inlet, the at least one outlet and the at least one reference electrode; the at least one micro-fluidic or nano-fluidic channel includes the plurality of semiconductor sensors.

Abstract: Electrochemical impedance spectroscopy (EIS) may be used in conjunction with continuous glucose monitoring (CGM) to enable identification of valid and reliable sensor data, as well implementation of Smart Calibration algorithms.

Abstract: Electrochemical impedance spectroscopy (EIS) may be used in conjunction with continuous glucose monitoring (CGM) to enable identification of valid and reliable sensor data, as well implementation of Smart Calibration algorithms.

Abstract: A system to automatically detect at least one physiological state is disclosed. The system includes a single probe for insertion within a subject that has an analyte sensor array for continuous monitoring of at least glucose and a second analyte. The system further includes an electronics module that includes a power supply, a processor, memory and a bi-directional communications module. When the electronics module is coupled with the analyte sensor array the power supply delivers power to the analyte sensor array and the processor. The processor analyzing glucose and the second analyte data to detect a first physiological state from a plurality of physiological states.

Abstract: An electronic device and a method of operating the electronic device are provided. The electronic device includes a sensor module including a transmitter, a first receiver, and a second receiver; and a processor operatively connected with the sensor module, wherein the processor is configured to output a first signal using the transmitter, receive the first signal using the first receiver, receive a second signal using the second receiver, wherein the second signal is the first signal reflected by a part of a user's body after a tissue-light interaction within the part of the user's body, identify the user's biometric information based on, at least, first data and second data, wherein the first data is based on the first signal and the second data is based on the second signal, and provide the biometric information to the user.

Abstract: This patent is a combined non-invasive method of monitoring glucose level. Monitoring the concentration of glucose level in human blood and tissue was developed by a combined non-invasive technique. This combined method includes skin temperature and pulse wave measurement. All these measurements are used to calculate the blood glucose level. This method also can be used to measure the diabetes related damage of micro arterial.

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: Systems, methods, and other techniques for estimating the level of an analyte present in a patient during a time interval using electrocardiogram (ECG) signals. The estimate can be improved using information about the patient's posture.

Abstract: A reflective SpO2 measurement system includes a light source that emits light of at least a first and second wavelengths, and one or more detection devices forming a close detector positioned at a first distance from the light source and a far detector positioned at a second distance from the light source, wherein the second distance is greater than the first. The SpO2 measurement system is configured to operate in a high power mode to determine a calibration factor based on the comparison of light reflections detected by the close detector and the far detector. The system is further configured to operate in a low power mode to generate a low intensity light pulse, and detect a close reflection of the low intensity light pulse with the close detector. An SpO2 is then determined based on the close reflection of the low intensity light pulse and the calibration factor.

Abstract: Method and System for Enabling Responsive Cognitive Behavioral Therapy by automatic monitoring of patients' behavior, determining significant changes of behavior and the progress of therapy and engaging with patients and/or therapists.

Abstract: A method for non-invasive video oculographic measurement of eye movements as diagnostic support for (early) detection of neuropsychiatric diseases, using an indicator for a visual stimulus and a camera for video recording. A position of the camera is kept constant in relation to the display and a face of a test person is continuously recorded, at least in parts. A recognition algorithm is started which creates an eye template in which an absolute position of the eye and a pupil of the eye are continuously recorded in the image. Furthermore, a reference range, especially around the eye, is defined and, after selecting a predefined measurement paradigm of the pupil are continuously recorded and analyzed at the end of the stimulus.

Abstract: Provided are a sheath product with sensing function, a manufacturing process of the sheath product, a manufacturing equipment of the sheath product, and a data collecting system having the sheath product. The sheath product comprises a sheath body, the sheath body is provided with a pre-curling region, the pre-curling region is rolled up outwards to form a cuff in which a sensing chip is embedded.

Abstract: According to an embodiment of the present disclosure, a non-transitory computer readable storage medium which stores one or more non-discrete spectrum analysis programs for lesion tissue detection based on laser spectroscopy is provided. The one or more programs cause an electronic device provided with one or more processors to execute a lesion tissue detection method, and the lesion tissue detection method includes a step of determining whether there is lesion tissue by applying a lesion tissue detection learning model to a result of non-discrete spectrum measurement. The result of the non-discrete spectrum measurement is a result of measuring spectra of all generated light that is generated from a time when a laser is projected onto a sample until the generated light is no longer generated.

Abstract: Methods and apparatus for detection of tissue damage in patients using a medical device for an extended period of time are disclosed.

Abstract: Systems and methods are provided to provide guidance to a user regarding management of a physiologic condition such as diabetes. The determination may be based upon a patient glucose concentration level. The glucose concentration level may be provided to a stored model to determine a state. The guidance may be determined based at least in part on the determined state.

Abstract: A sleep monitoring system (10) for monitoring the sleep of a pair of subject comprises a pair of C02 sensors (21,21?) for mounting in different sleeping regions within a space (1) and a processor (31) communicatively coupled to the pair of CO2 sensors. The processor is adapted to, for each CO2 sensor in a particular sleeping region, monitor (203) a CO2 concentration from sensor data produced by the CO2 sensor in said particular sleeping region to detect a presence of a subject in said sleeping region; to register (207) the monitored CO2 concentration upon detecting (205) said presence; to determine (303) a degree of crosstalk between said CO2 sensors upon detecting said presence; and to derive (305, 313) sleep pattern information for said subject from the registered CO2 concentration during said presence as a function of the determined degree of crosstalk, wherein the sleep pattern information comprises at least an indication that the subject is awake and an indication that the subject is asleep.

Abstract: Provided herein are systems, methods and devices for performing one or more titrations for oral appliance therapy. For example, a method for evaluating an outcome of oral appliance therapy in a subject is discussed herein. The method can include positioning an adjustable mandibular displacement device in an oral cavity of a subject and implementing an automatic titration protocol. The protocol can include controlling a protrusion level of the adjustable mandibular displacement device during a test period, monitoring physiological information from the subject during the test period, and analyzing the physiological information to evaluate the outcome of oral appliance therapy.

Abstract: In one embodiment, a hydration sensor or sensing element is configured to measure the hydration level of a user. The sensing element can include a water-permeable material positioned in between two water-impermeable material. The sensing element can be coupled to a bottle of fluid, or a carrier with a timer. The sensing element can be incorporated into a handheld device. The sensing element can be a disposable element, an element applicable for more than one-time use, or a re-usable element. The sensing element or sensor can be calibrated for a specific user or a group of users. One or more additional sensors that do not measure hydration level of the user can be coupled to a hydration sensing element to determine the amount of fluid consumption for the user in different conditions.

Abstract: Methods, systems, apparatuses, and/or devices for taking optical measurements. The methods, systems, apparatuses, and/or devices may include: emitting a first wavelength of light into the body; receiving light from a depth below a surface of the body corresponding to blood or sub-epidermis tissue of the body; and determining a physiological condition of the body when a current amount of light reflected or backscattered the blood or the sub-epidermis tissue and by the received by the optical sensor is different than a previous amount of light reflected or backscattered the blood or the sub-epidermis tissue and by the received by the optical sensor.

Abstract: The present invention is directed to a system and method for echogenically enhancing a target site within a patient during a medical procedure. The system includes an imaging system having a display for viewing the target site, a plurality of metallic particles configured to selectively target and bind to one or more locations at the target site, and a delivery mechanism for delivering the plurality of metallic particles into the patient towards the target site. As such, the method includes delivering, via the delivery mechanism, the plurality of metallic particles into the patient and allowing the metallic particles to selectively target and bind to the target site. The method also includes viewing, via a display of an imaging system, the target site with the plurality of metallic particles bound thereto.

Abstract: A mobile healthcare device and method of operating the same are provided. The method includes setting a mode of the mobile healthcare device to a measurement mode, displaying a screen for guiding a user to maintain a predetermined position during the measurement mode, and, in response to a predetermined amount of time passing from a time at which the screen begins to be displayed, obtaining state information of the user based on bio information of the user, the bio information being received from a sensor.

Abstract: An apparatus that monitors information associated with an oral cavity is provided, the apparatus comprising: a three-dimensional oral appliance; a data collection device having at least one sensor and/or hydrogel like material configured to sense the information associated with the oral cavity; an interface device cooperatively coupled to the data collection device, the interface device configured to transfer the information from the sensor device to a receiving device external to the oral cavity or the entire device is analyzed.

Abstract: The invention relates to a limb movement gesture judgment method, which comprises the following steps: a plurality of sensors worn on a moving wrist output induction signals generated by the sensors, and a data packet is formed and sent; the overall state of the multiple induction signals in the received data packet is compared with pre-stored movement type templates, so that the movement type of the moving wrist is determined; standard parameters of the sensor data about the movement type are obtained and separately compared with the multiple received sensor data, whether the movement gesture of the moving limb is normal or not is judged according to the degree of deviation of one or more induction signals from the corresponding standard parameters, and a corresponding prompt message is provided; wherein, the induction signals include a direction acceleration signal, a direction angle acceleration induction signal, and a pressure induction signal.

Abstract: A method and system for detecting bioelectrical signals from a user, including establishing bioelectrical contact between a user and one or more sensors of a biomonitoring neuroheadset; collecting one or more reference signal datasets; collecting, at the one or more sensors, one or more bioelectrical signal datasets referenced to a combined reference signal dataset; and extracting one or more bioparameters from the one or more bioelectrical signal datasets.

Abstract: A catheter assembly including one or more conductive pathways to assist with placement of the catheter assembly into a patient's vasculature by enabling ECG signals emanating from the patient's heart to be detected. The conductive pathways can be configured to reconfirm via ECG signal detection proper placement of the catheter assembly at a time subsequent to initial catheter placement into the vasculature. The catheter assembly can include a catheter hub, a catheter tube coupled to the catheter hub, the catheter tube including at least one lumen, and an outer conductive pathway disposed on an outer surface of the catheter tube and the hub. The outer conductive pathway can have a distal end located distal to a portion of the catheter tube at a skin insertion site when the catheter tube is inserted into a patient.

Abstract: Instrumented retrievable implantable device (2), comprising an expandable section, for placement inside a body lumen, preferably in a blood vessel. The shape of the device of the invention (2) allows repositioning and retrieval by micro-invasive methods, by means of a link section (20) coupleable with a grabbing device (45) mounted on a catheter (40). A special positioning arm (64, 66) allows safe anchoring of the implant relative to a branching or another anatomy feature, and, the device may include soft inserts to streamline its body and reduce deposits.

Abstract: A surgical clamping device that is suitable for detecting internal blood pressure or blood flow includes a first jaw assembly, a second jaw assembly, and an elongate body supporting the first and second jaw assemblies. The second jaw assembly includes an inflatable bladder that defines a cavity. The elongate body includes an inner tube and a piston movably supported within the inner tube. The piston defines a piston chamber within the inner tube and is movable within the inner tube from a retracted position to an advanced position. The cavity of the inflatable bladder communicates with the piston chamber such that movement of the piston from the retracted position towards the advanced position inflates the inflatable bladder.

Abstract: A portable apparatus for imaging an eye in a patient includes a housing with a front portion and a rear portion, the front portion including an adapter sized to be placed over the eye of the patient. A lens is mounted within the housing, and a light source is provided within the housing to illuminate the eye. The rear portion of the housing is arranged to be mounted on a mobile device such that the lens is aligned with a camera associated with the mobile device for obtaining an image of the eye.

Abstract: A physiological sensor device and system, and a correction method are provided. The physiological sensor device includes a physiological signal sensor, a first compensation sensor, and a signal processing device. The physiological signal sensor is attached to an object to be detected to sense a physiological signal value. The first compensation sensor is disposed on the physiological signal sensor. The signal processing device is coupled to the physiological signal sensor and the first compensation sensor. The signal processing device obtains through the first compensation sensor a failure region of the physiological signal sensor partially detached from the object to be detected and obtains a first failure compensation value according to the failure region, so as to compensate the physiological signal value sensed by the physiological signal sensor.

Abstract: A physiological signal correction device, a correction method, and a wearable device with a correction function are provided. The physiological signal correction device includes a physiological signal sensor, a warping sensor, and a signal processing device. The physiological signal sensor is attached to an object to be detected to obtain a physiological signal value from at least one sensing electrode. The warping sensor is disposed on the physiological signal sensor and detects whether a warping condition of the physiological signal sensor with respect to the object to be detected occurs. The signal processing device corrects the physiological signal value provided by the physiological signal sensor according to the warping condition. The warping condition is caused by a distance between a part of the sensing electrode and the object to be detected or a change in a contact area between a part of the sensing electrode and the object to be detected.

Abstract: There is provided a system and method for classifying time series data for state identification. The method including: training a machine learning model to classify occurrences of the state; receiving a new time series data stream; determining whether a current sample in the new time series data stream is an occurrence of the state by determining a classified feature vector, the classified feature vector determined by passing the current sample and samples in at least one continuous sampling window into the trained machine learning model, each continuous sampling window including a plurality of preceding samples from the time series data, an epoch for each respective continuous sampling window determined according to a respective exponential decay rate; and outputting the determination of whether the current sample is an occurrence of the state.

Abstract: A method of estimating the probability of a seizure in a subject, the method comprising: receiving historical data associated with epileptic events experienced by the subject over a first time period, the historical data comprising physiological data associated with each epileptic event and a time at which each epileptic event occurred; generating a temporal probability model of future epileptic events based on the time of each of the epileptic events, the temporal probability model representing a probability of a future seizure occurrence in each of a plurality of time windows; generating a probabilistic model based on the physiological data associated with each epileptic event; weighting the probabilistic model based on the temporal probability model to generate a weighted probabilistic model of future seizure activity; and outputting an estimate of seizure probability in the subject using the weighted probabilistic model.

Abstract: Provided are an electronic device and a method for controlling the same. An electronic device for providing continuous blood glucose monitoring comprises: a first sensor for measuring a glucose level of an interstitial fluid in order to predict blood glucose; a second sensor disposed on an inner surface of the electronic device to be in contact with a human body, in order to measure at least one of a blood flow and a heart rate of the human body; and a processor for determining a diffusion time during which glucose present in blood diffuses into the interstitial fluid, on the basis of characteristics of a signal generated by the second sensor, and predicting the blood glucose on the basis of the glucose level measured by the first sensor and the determined diffusion time.

Abstract: In at least one example, a medical device is provided. The medical device includes at least one therapy electrode, at least one electrocardiogram (ECG) electrode, at least one acoustic sensor, and at least one processor coupled with the at least one acoustic sensor, the at least one ECG electrode, and the at least one therapy electrode. The at least one processor can receive at least one acoustic signal from the at least one acoustic sensor, receive at least one electrode signal from the ECG electrode, detect at least one unverified cardiopulmonary anomaly using the at least one electrode signal, and verify the at least one unverified cardiopulmonary anomaly with reference to data descriptive of the at least one acoustic signal.

Abstract: The present invention provides a method and system for processing data from an event, such as a neurological event. When a neurological event occurs, a spike in a neural waveform is generated. The spike can be detected and used to determine information about the neurological event. The method uses data values from a resistive switching component capable of undergoing a resistive state change when a voltage is applied to it. The data values represent a sequence of resistive state changes of the resistive switching component which correspond to the neurological event. The method further comprises processing the received data values to identify a resistive state change corresponding to the neurological event and to obtain information about the neurological event. Thus, a method and system for processing neural spikes is provided.

Abstract: A nursing call system includes an emergency call device, a display screen and an extension accessory. The extension accessory includes a connecting wire, a connecting end and a holding device. The connecting end is connected to one end of the connecting wire and is used to connect a connection member of the emergency call device. The holding device is connected to the other end of the connecting wire and includes a first physiological sensor and a second physiological sensor. The first physiological sensor includes a sensing component and is disposed to measure a first physiological information. The second physiological sensor is disposed to measure a second physiological information and includes a first sensing component and a second sensing component. The second sensing component and both of the first sensing component and the sensing component are respectively disposed at two different regions of the holding device.

Abstract: A radiation shield assembly includes a shield configured to block radiation and a rail assembly configured to position the shield in between the radiation table and a radiation source. The shield is movable between a retracted position and an extended position along a length of the rail assembly. In the extended position, the shield extends along a portion of a radiation table and blocks radiation from the radiation source to the portion of the radiation table. In the retracted position, the shield exposes at least some of the portion of the radiation table to the radiation.