Abstract: Sensing patch systems are disclosed herein. A sensing patch system includes a flexible substrate and a sensor node. The flexible substrate includes one or more substrate sensors configured to provide sensor data, one or more substrate conductors electrically coupled to a corresponding substrate sensor to conduct the sensor data provided by the corresponding substrate sensor, and a node interface. The sensor node includes a substrate interface configured to receive the node interface of the flexible substrate. The sensor node is configured to receive the sensor data provided by the substrate sensors, process the sensor data, and communicate the processed sensor data to a remote device.

Abstract: The invention relates to a device intended for being attached to the skin of a user, the device being substantially planar and including at least one flexible area in which the device can be bent relative to an axis located in the plane of the device, and in which components sensitive to bending are placed, the device including means for limiting the bending such as to limit the bending of said at least one flexible area of the device relative to at least one axis located in the plane of the device.

Abstract: A garment can be manufactured by bonding an adhesive to a first layer of fabric and a second layer of fabric. Holes are cut into each layer of fabric to accommodate the integration of sensors and a processing unit mount. Conductive thread embroidered onto a support layer is bonded to the adhesive of the second layer of fabric. The support layer is removed such that the conductive thread remains bonded to the adhesive. The layers of fabric are bonded together such that the conductive thread is coupled between the two layers of adhesive. A back plate is added to the layers of fabric to provide structural support for the mount. The conductive thread is exposed within each hole, and the mount and sensors can be coupled within the holes such that an electrical connection is established between the mount and at least one sensor via the conductive thread.

Abstract: An antenna is provided for a personal computing device, for example a wearable device such as a smartwatch. The antenna includes one or more radiating elements configured to receive or transmit radio waves. For example, the one or more radiating elements may at least partially be formed by one or more components of a display of a device, where the one or more components of the display include one or more conductive elements. The one or more radiating elements may also at least partially be formed by a dedicated antenna layer positioned in the display of the device.

Abstract: An electronic device includes a housing, one or more sensors and a battery within the housing, a base, and a set of electrodes. The housing includes a housing window. The sensors are configured to interface with the user to generate physiological data associated with the user's health. The battery is configured to power the sensors. The base is removably coupled to the housing and includes an inner surface, an outer surface, and a base window. The inner surface is configured to engage the housing and secure the housing to the base. The set of electrodes are removably coupled to the base such that when the housing is secured to the base, the set of electrodes is configured to conduct electrical signals of the housing across the base, facilitating movement of the electrical signals through the base, between the inner surface of the base and the outer surface of the base.

Abstract: Bioinformation of a seated person is more accurately measured. A heartbeat measurement device for measuring heartbeat of a person seated on a vehicle seat has heartbeat sensors and a circuit substrate: the heartbeat sensors have leading wires which output electric signals corresponding to a heartbeat and constitute a transmission path for the electric signals; and the circuit substrate has input terminals which receives the electric signals output from the heartbeat sensors, and a differential amplifier which amplifies the electric signals input to the input terminals. The heartbeat sensors and the circuit substrate are disposed in positions adjacent to each other in the vehicle seat, and terminal portions of the leading wires come out from portions adjacent to the circuit board of the heartbeat sensors are connected to the input terminals in a state abutting the input terminals.

Abstract: Methods, system, and media for identifying one or more ablation locations in an atrial tissue region in an atrial fibrillation (AF) patient with atrial fibrosis are disclosed. Three-dimensional imaging data representing the atria of the patient may be received. A patient-specific model of the atria may be generated from the three-dimensional imaging data. Simulation of the AF on the patient-specific model may be conducted to identify AF-perpetrating regions. One or more ablation locations in the atria may be identified from the AF-perpetrating regions.

Abstract: A system for detecting bioelectrical signals of a user comprising: a set of sensors configured to detect bioelectrical signals from the user, each sensor in the set of sensors configured to provide non-polarizable contact at the body of the user; an electronics subsystem comprising a power module configured to distribute power to the system and a signal processing module configured to receive signals from the set of sensors; a set of sensor interfaces coupling the set of sensors to the electronics subsystem and configured to facilitate noise isolation within the system; and a housing coupled to the electronics subsystem, wherein the housing facilitates coupling of the system to a head region of the user.

Abstract: An apparatus includes an interface and a processor. The interface is configured to receive signals from a calibration probe inserted in an organ of a patient. The processor is configured to hold multiple electrode positions corresponding respectively to multiple electrodes attached externally to the patient, to evaluate, based on the received signals, multiple data points, each data point including (i) a respective measured coordinate of the calibration probe, and (ii) a respective set of electrical values indicative of respective impedances between the calibration probe and the multiple electrodes. The processor is further configured to evaluate, based on the multiple data points and on the electrode positions, an alternative position for a selected electrode to be repositioned, and to output an identification of the selected electrode and the evaluated alternative position.

Abstract: According to one embodiment, an electronic device includes an attaching member and a sensing circuit. The attaching member includes a face configured to be attached to a detection target. The sensing circuit includes a sensing interface provided on the face. The sensing circuit is configured to obtain information related to a contact state between the sensing interface and the detection target from the sensing interface.

Abstract: A disposable adhesive substrate, a medical device and a charging station are provided. In particular the substrate may be adapted to be arranged on the medical device, which correspondingly may be charged in the charging station. The medical device may be used for monitoring and treatment of bruxism.

Abstract: A multielectrode sensor for use in obtaining electrocardiograph measurements of a patient is disclosed. The sensor includes a substrate, at least a portion of the substrate being stretchable, and a plurality of electrodes coupled to the substrate. A distance between at least two of the electrodes is adjustable by stretching the substrate between the at least two electrodes.

Abstract: Single-unit EEG sensors contain multiple closely spaced dry electrodes that can hook onto skin and associated electronic circuitry such as amplifiers, A/D convertors, wireless transmitters, and a power source such as a battery. The electrodes can be separated by about 20 mm or less, and the associated circuitry can be situated within a volume defined by the multiple electrodes. The single-unit sensors hook onto the skin using a tooth surface so that a rotation of the sensor secures and electrically connects the sensor to the skin.

Abstract: An electrophysiology map, for example a map of arrhythmic substrate, can be generated by acquiring both geometry information and electrophysiology information pertaining to an anatomical region, and associating the acquired geometry and electrophysiology information as a plurality of electrophysiology data points. A user can select two (or more) electrophysiological characteristics for display, and can further elect to apply various filters to the selected electrophysiological characteristics. The user can also define various relationships (e.g., Boolean ANDS, ORs, and the like) between the selected and/or filtered characteristics. The user-selected filtering criteria can be applied to the electrophysiology data points to output various subsets thereof. These subsets can then be graphically rendered using various combinations of colorscale, monochrome scale, and iconography, for example as a three-dimensional cardiac electrophysiology model.

Abstract: A handheld electrocardiographic measurement device includes a substantially spheroidal body, a stopper projecting along an axial direction of the body to restrict a position of a thumb of one hand by abutting on a side surface of the thumb when a user grips the body with the one hand, a plate-shaped flange projecting from a side surface of the body in a direction orthogonal or substantially orthogonal to a projecting direction of the stopper, a first electrocardiographic electrode disposed on a back side of the body to touch a finger of the one hand when the body is gripped with the one hand, and a second electrocardiographic electrode disposed on a surface of the flange to touch a finger of the other hand when the flange is pinched by the other hand.

Abstract: The invention features a vital sign monitor that includes: 1) a hardware control component featuring a microprocessor that operates an interactive, icon-driven GUI on an LCD; and, 2) a sensor component that connects to the control component through a shielded coaxial cable. The sensor features: 1) an optical component that generates a first signal; 2) a plurality electrical components (e.g. electrodes) that generate a second signal; and, 3) an acoustic component that generates a third signal. The microprocessor runs compiled computer code that operates: 1) the touch panel LCD; 2) a graphical user interface that includes multiple icons corresponding to different software operations; 3) a file-management system for storing and retrieving vital sign information; and 4) USB and short-range wireless systems for transferring data to and from the device to a PC.

Abstract: An apparatus and method of removing common mode noise in the case of measuring a biosignal using a capacitive coupling active electrode (CCE) is provided. A frequency band of a common mode signal may interact with a shield voltage and thus, a frequency band of a biosignal may be compensated for.

Abstract: An electronic device for long-term adhesion to a mammal includes a housing with an electronic component. The electronic device may include a first wing and a second wing, each being integrally formed with the housing. An electrode is positioned on a bottom surface of each of the wings, the electrodes electrically connected to the electronic component. An adhesive layer is provided for adhesion to a surface of the mammal. The adhesive layer may cover a portion of the bottom surfaces of the wings but generally does not cover the electrode or a bottom surface of the housing. A method of applying an electronic device to a mammal includes removing first and second adhesive covers from first and second wings of the electronic device to expose an electrode and an adhesive coated on a bottom surface of each wing.

Abstract: Various embodiments are described herein for detecting a rotor at a location of a heart that experiences cardiac fibrillation. This generally involves obtaining a plurality of bipolar EGMs for a recording duration using a circular bipolar electrode array positioned at the location of the heart; detecting a dominant periodicity Cycle Length (CL) and identifying periodic activations for each bipolar EGM associated with the dominant periodicity CL; tracking the identified periodic activations across each bipolar EGM to define rotational activations and determining when a path taken by the tracked rotational activations corresponds to a rotational activation pattern of a rotor; and detecting the rotor when a number and completeness of the tracked rotational activations meet predefined rotor criteria.

Abstract: The heart rate monitor disclosed herein removes a step rate component from a measured heart rate by using one or more filtering techniques when the step rate is close to the heart rate. In general, a difference between the step rate and the heart rate is determined, and the step rate is filtered from the heart rate based on a function of the difference.

Abstract: An automated system, method, apparatus, device and/or computer program product for detecting positioning effect is set forth, the apparatus according to an exemplary embodiment may include an output operable to couple to one or more stimulating electrodes to stimulate one or more peripheral nerves of the patient, an input operable to couple to one or more recording electrodes to record resultant electrical waveforms generated by a nervous system of a patient in response to the stimulating module, and one or more processors operable to identify the positioning effect based on the resultant electrical waveforms.

Abstract: The present disclosure describes a vital sign monitoring device configured for monitoring one or more patient vital signs. The device includes a disposable patch assembly attachable to a reusable electronics package. The patch assembly includes an adhesive layer for adhering to a patient's skin. A vital sign sensor is embedded within the adhesive layer. A flexible circuit connects to the sensor on an upper side of the adhesive layer, and provides electrical contact between the sensor and the electronics package. The electronics package includes a battery and microcontroller for powering and controlling the sensor.

Abstract: The invention provides a sensor for measuring both impedance and ECG waveforms that is configured to be worn around a patient's neck. The sensor features 1) an ECG system that includes an analog ECG circuit, in electrical contact with at least two ECG electrodes, that generates an analog ECG waveform; and 2) an impedance system that includes an analog impedance circuit, in electrical contact with at least two (and typically four) impedance electrodes, that generates an analog impedance waveform. Also included in the neck-worn system are a digital processing system featuring a microprocessor, and an analog-to-digital converter. During a measurement, the digital processing system receives and processes the analog ECG and impedance waveforms to measure physiological information from the patient. Finally, a cable that drapes around the patient's neck connects the ECG system, impedance system, and digital processing system.

Abstract: A gel deployment device for use with an electrotherapy system is provided. The device includes a plurality of gel reservoirs disposed on a substrate, each of the plurality of gel reservoirs containing conductive gel. Each of the gel reservoirs are positioned adjacent to at least one seal such that the seal restricts flow of the conductive gel. The seal can be configured to release the conductive gel from the gel reservoir in response to pressure being applied about a perimeter of the seal at, for example, multiple points about the perimeter or substantially equally about the perimeter of the seal. In an example, each gel reservoir can be shaped such that the gel reservoir partially or fully surrounds a seal. In another example, multiple gel reservoirs can be arranged in clusters such that the multiple gel reservoirs are positioned about a single seal.

Abstract: A finger operated control device includes at least one finger portion that covers at least 30% of a surface area of skin around a distal phalanx of a finger and piezoelectric sensors coupled to the finger portion and having a plurality of electrodes, where at least two of the electrodes are separated by a material with piezoelectric properties. The at least one finger portion may be thimble shaped and may be made of polymer. The at least one finger portion may be a piezoelectric polymer or polyvinylidene fluoride. A distance between at least 50% of the electrodes may be between 0.1 and 5 mm or between 0.5 and 2 mm. A number of electrodes may be between 5 and 2000 or between 20 and 200. The finger operated control device may also include a computing device coupled to the finger portion using at least a wireless and/or wired connection.

Abstract: Devices, systems, and methods for automated optimization of muscle stimulation energy. In some embodiments the disclosure optimizes stimulation parameters and/or stimulation location.

Abstract: A wearable device for measuring an edema index includes: a band, wearable on a wrist; an electrode module including a pair of current electrodes and a pair of voltage electrodes; and a main module applying an alternating current (AC) to the pair of current electrodes, and obtaining an edema index of a human body from an AC voltage measured from the pair of voltage electrodes, wherein each of the pair of current electrodes and the pair of voltage electrodes is attached to one surface of the band in a row in a length direction of the band, and protrudes from the surface of the band to be in direct contact with the skin of the wrist when the band is worn on the wrist.

Abstract: A vital information measurement device and a vehicle seat which improves the durability of sheet-shaped sensors configured to detect vital information of a seated passenger can stably measure the heart rate of the seated passenger. A vehicle seat includes sheet-shaped sensors attached to a seat back, and can measure the heart rate of a seated passenger based on vital signals of the seated passenger detected by the sheet-shaped sensors. At each sheet-shaped sensor, a sensor overlap reduction section is provided to reduce partial overlapping of the sheet-shaped sensor when the seated passenger leans on the seat back. Specifically, each sheet-shaped sensor includes a first cutout extending toward the center of the sheet-shaped sensor at an outer peripheral portion of the sheet-shaped sensor, and a second cutout formed continuously from the first cutout and extending opposite to the center along the outer peripheral portion of the sheet-shaped sensor.

Abstract: In the present invention, an electrophysiology (EP) mapping or recording device for obtaining and recording information on a patient connected to the EP system includes a central processing unit (CPU), a display connected to the CPU, a cable lead connected to the CPU and configured to supply a physiological signal to the CPU from an electrode disposed on a patient, such as an electrocardiogram (ECG) surface electrode. A signal quality indication system includes a CPU capable of determining the EC signal quality and a light source disposed on the cable lead in close proximity to the patient. The light source is operated by the CPU to emit light in varying colors and/or in varying intensities or configuration corresponding to the quality of the physiological signal to visually represent the presence and quality of the physiological signal on the cable lead.

Abstract: Provided is a biological electrode and a biological electrode-equipped wearing tool, in which a contact surface having a certain surface area is suitably brought into intimate contact with a living body, and a suitable electrical distribution is obtained. A biological electrode includes: an electrode sheet having a plurality of electrode bodies spaced apart from each other; and a conductive cloth portion superimposed on the electrode sheet. The electrode sheet includes stretching wires that link the neighboring electrode bodies, has a shape of a stretchable and flexible mesh sheet, and can follow a living body to be suitably deformed.

Abstract: A vehicle seat includes sheet-shaped sensors configured to detect electric signals associated with the biopotential of a seated passenger, the vehicle seat being configured to remove noise caused due to static electricity to stably measure a bioelectric signal (e.g., heart rate) of the passenger. A seat back includes the sheet-shaped sensors. A cushion pad placed on a seat back frame is covered with a trim cover. Vertically-extending conductive fabric in a belt shape is disposed on an outer surface of the trim cover. The portion where the conductive fabric is disposed has a three-layer structure of the conductive fabric, a skin, and a wadding. A free end of the conductive fabric drawn into the seat back is provided with a J-hook hooked onto a lower frame bridging portion, thus part of the conductive fabric and the lower frame bridging portion contact each other to be electrically conductive with each other.

Abstract: Various embodiments are described herein for a system, method, and device for identifying focal source locations of electrophysiological activity in an organ. The system, method and device may also be used to guide catheter ablation of the organ. An electrogram signal can be obtained from a location in the organ, and it can be determined if the electrogram is periodic and, if so, the corresponding periodicity cycle length. A plurality of peaks associated with the cycle length can be identified. The location can be identified as a focal source location when the periodicity cycle length and the plurality of peaks have focal source characteristics. Methods are also described for identifying a direction of wave propagation and identifying multiple periodicities within an electrogram signal.

Abstract: Electrode sensor comprising an array of spaced apart individual contact elements (27?, 41), and an interface structure (30, 35) for forming contact between said contact elements and the skin; said interface structure comprising an interface layer of an essentially electrically insulating or poorly electrically conducting material (20?, 29, 37) defining a skin (31) contact surface on one side and an array contact surface on the other side of the interface layer, a first pattern of an electrically conducting material on the array contact surface, a second pattern of an electrically conducting material on the skin contact surface, and electrical pathways (21?, 39) connecting the first pattern with the second pattern; whereas, the first pattern comprises pattern elements, each individual contact element (27?, 41) comprises a contacting surface area large enough to cover several pattern elements of said first pattern when contacting the array contact surface of the interface structure, and by contacting distinct s

Abstract: Provided is an IC tag favorably applicable even to linen products. An IC tag 100 using a magnetic field type tag unit 110 in which an IC chip and a coil antenna to be electrically connected to the IC chip are embedded inside a hard resin material. The IC tag includes: a flexible film made of resin (a base film 121, a cover film 123, and a protective film 124); and an auxiliary antenna 122 formed on the film, wherein the magnetic field type tag unit 110 is fixed to the film by an adhesive 130 with elasticity at a position that enables communication by electromagnetic coupling between the coil antenna and the auxiliary antenna 122.

Abstract: An activity monitoring and recording device may include a smartphone, a magnet, a hall-effect sensor, a Global Positioning System (GPS) device, a microprocessor and proprietary software supported to a bicycle. The software may determine bicycle and rider information including speeds, distance traveled, average speed, and calories burned by the rider during a ride.

Abstract: An extended wear electrocardiography patch is provided. A flexible backing is formed of an elongated strip of stretchable spunlace material. A layer of stretchable adhesive is applied on at least a portion of a contact surface of the flexible backing, which defines a pair of openings on both ends. A non-stretchable circuit is axially affixed to an outward-facing surface of the flexible backing and has a pair of circuit traces. The flexible backing acts as a buffer between the non-stretchable circuit and the stretchable adhesive and prevents disadhesion of the flexible backing during bending. A pair of electrocardiographic electrodes are electrically coupled to each of the circuit traces. Conductive gel is provided in each of the openings and in electrical contact with the pair of electrocardiographic electrodes as the electrodes shift away from the openings in the flexible backing during the bending.

Abstract: A physiological monitoring system features a Floormat and Handheld Sensor connected by a cable. A user stands on the Floormat and grips the Handheld Sensor. These components measure time-dependent physiological waveforms from a user over a conduction pathway extending from the user's hand or wrist to their feet. The Handheld Sensor and Floormat use a combination of electrodes that inject current into the user's body and collect bioelectric signals that, with processing, yield ECG, impedance, and bioreactance waveforms. Simultaneously, the Handheld Sensor measures photoplethysmogram waveforms with red and infrared radiation and pressure waveforms from the user's fingers and wrist, while the Floormat measures signals from load cells to determine ‘force’ waveforms to determine the user's weight, and ballistocardiogram waveforms to determine parameters related to cardiac contractility.

Abstract: A device is provided that includes a housing and a mount configured to mount the housing to a wrist of a wearer. The device also includes a first electrical contact disposed on an inner surface of the mount and configured to contact skin at a first external body surface. The device also includes a second electrical contact disposed on an outer surface of the mount and configured to be contacted by skin of a second external body surface. The device also includes a signal conditioner disposed in the housing. The signal conditioner is configured to determine data indicative of a biological state of the wearer based on voltage fluctuations between the first electrical contact and the second electrical contact.

Abstract: A physiologic sensor pod comprises a housing including first and second electrodes on a bottom surface thereof, and a third electrode on a top surface thereof. Within the housing is a battery, a battery charging circuit, an ECG sensor circuit, switch circuitry, and a controller adapted to control at least a portion of the switch circuitry. When the switch circuitry is in a first configuration the first and second electrodes are connected to the battery charging circuit. When the switch circuitry is in a second configuration, the first and second electrodes are connected, respectively, to first and second inputs of the ECG sensor circuit. When the switch circuitry is in a third configuration, one or both of the first and second electrodes is/are coupled to a first input of an ECG sensor circuit and the third electrode is coupled to a second input of the ECG sensor circuit.

Abstract: A wearable electronic device includes a device body and a wearing element. The wearing element is connected to the device body. The device body includes a conductive upper cover, a conductive lower cover, an insulating frame and a circuit system. The insulating frame is disposed between the conductive upper cover and the conductive lower cover and forms an accommodating space therewith. The circuit system is disposed in the accommodating space. The conductive upper cover has a first feeding point. The conductive lower cover has a second feeding point. The circuit system is coupled to the first feeding point and the second feeding point respectively.

Abstract: A wearable medical device includes a water-resistant/waterproof housing configured to be continuously or nearly continuously worn by a patient and formed from a water-resistant/waterproof material, and configured to prevent ingress of water in a wet environment; a plurality of ECG sensing electrodes configured to be removably coupled to the patient and to monitor an ECG of the patient; a plurality of therapy electrodes configured to be removably coupled to the patient and to deliver at least one therapeutic pulse to the patient; and a control unit disposed within the water-resistant/waterproof housing and configured to be electrically coupled to the plurality of ECG sensing electrodes and the plurality of therapy electrodes, the control unit configured to receive the monitored ECG of the patient, and responsive to detection of a cardiac arrhythmia, provide the at least one therapeutic pulse to the patient via the at least one therapy electrode.

Abstract: Electrode systems for use with neuromuscular monitoring systems are provided herein. An example electrode system for use with a monitoring system can include a flexible substrate, a connector interface, one or more stimulating electrodes, one or more recording electrodes and a plurality of conductive traces carried on the flexible substrate. The connector interface can be configured to communicatively connect the electrode system with the monitoring system. In addition, the one or more stimulating electrodes can be configured to deliver an electrical pulse, and the one or more recording electrodes can be configured to receive an electrical signal. The plurality of conductive traces can electrically connect at least one stimulating electrode or at least one recording electrode with the connector interface. Further, each of the one or more stimulating electrodes can have an elongate shape with a length dimension that is substantially greater than a width dimension.

Abstract: A modular holder or patch is described that may be used with or as part of a wireless physiological sensing device. The wireless physiological sensing device may include a holder or patch, first and second electrodes, and an electronics package that may be removably coupled with the holder or patch and which may be in electrical contact with the first and second electrodes. The electronics package may include a housing, a wireless transceiver and electronic circuitry configured to process signals received via the first and second electrodes and the wireless transceiver.

Abstract: A support garment for a patient-worn energy delivery apparatus. A vest-type garment holds an electrode belt in contact with a wearer's ribcage. A removable electrode harness may be attachable to the support garment to accurately position sensing electrodes on the body of the wearer and energy delivery electrodes for transfer of an electrode therapy pulse to the wearer of the garment. The chest garment includes adjustable shoulder straps and a band to accommodate any body size or shape. One-sided assembly and coding of components facilitates use by a patient. A technique for sizing the support garment is also disclosed.

Abstract: A wrist-worn input device measuring a biopotential for use in gesture inputting, includes a band that forms at least part of a tubular structure having a first opening and a second opening at the two ends thereof in an axial direction thereof, an electrode open to an internal surface of the band, a position determination unit disposed close to the first opening and having a shape to be engaged with at least part of a periphery of the styloid process of ulna of a user, a biopotential measurement unit that measures the biopotential of the user using the electrode, and a measured potential transmitter that outputs the biopotential of the user.

Abstract: The present application relates to an electrode pad comprising at least one electrode with an electrode terminal. A contact member such as a hydrogel is disposed on said electrode terminal and covered by a retainer mesh. The electrode terminal may be, for example, a silver electrode disposed on a flexible foil, and the contact member may be disposed in the aperture of a backing layer. The retainer mesh is designed to allow for an electrical contact of the contact member to an object such as the body of a person while at the same time mechanically retaining the contact member. Moreover, the electrode pad may comprise an array of several electrodes disposed on a carrier, said carrier having a slit separating at least two neighboring electrodes.

Abstract: Physiological monitoring can be provided through a lightweight wearable monitor that includes two components, a flexible extended wear electrode patch and a reusable monitor recorder that removably snaps into a receptacle on the electrode patch. The wearable monitor sits centrally on the patient's chest along the sternum oriented top-to-bottom. The placement of the wearable monitor in a location at the sternal midline, with its unique narrow “hourglass”-like shape, significantly improves the ability of the wearable monitor to cutaneously sense cardiac electrical potential signals, particularly the P-wave and the QRS interval signals indicating ventricular activity in the ECG waveforms. In particular, the ECG electrodes on the electrode patch are tailored to be positioned axially along the midline of the sternum for capturing action potential propagation in an orientation that corresponds to the aVF lead used in a conventional 12-lead ECG that is used to sense positive or upright P-waves.

Abstract: A health-monitor patch comprising at least one physiological sensor and digital processor is configured to be adhered to the skin of a subject. A health-monitor patch may further include an accelerometer and may detect cardiac waveforms, activity performed by the subject, and a body orientation of the subject. A health-monitor patch may be disposable, in some embodiments, and used for outpatient monitoring. Aspects of noise cancellation and reel-to-reel manufacturing are also described.

Abstract: A sensor device for monitoring bioelectric data from a human body includes a flexible dielectric substrate, a plurality of sensors (electrodes) distributed on the substrate for sensing the bioelectric data, and an electrically conductive network distributed on the substrate connecting the sensors to a terminal portion of the substrate. Integrated flexible joints permit a certain amount of elasticity in and allow relative movement between at least two of the sensors when the sensor device is placed onto the human body.

Abstract: Disclosed is an NGT system, the system comprises a nasogastric tube having a diameter and length configured to pass through an esophagus such that the lumen of the NGT maintains fluid communication with a portion of the digestive tract, and a digestive tract sensor operatively associated with the NGT, the digestive tract sensor configured to sense from inside the body and transmit signals in response to one or both of conditions relating to nourishment states of the digestive tract, and positioning of the NGT.