Abstract: Devices and methods of treating a targeted body tissue by stimulating the body tissue with an electric current. In one embodiment, an apparatus includes an electrode carrier configured to be removably coupled to an interior surface of an orthosis. The electrode carrier includes a recess configured to matingly receive a portion of an electrode. The electrode carrier is electrically coupled to the electrode when the portion of the electrode is disposed within the recess. A connection member is electrically coupled to the electrode carrier and is configured to be releasably coupled to a surface of the orthosis. The electrode carrier is electrically coupled to the orthosis when the connection member is coupled to the orthosis. In some embodiments, the electrode carrier is configured to be removably coupled to the interior surface of the orthosis. In some embodiments, at least a portion of the electrode is constructed of an absorptive material.

Abstract: There is described a method for non-invasively measuring electrical activity in a joint of a subject, the method comprising: removably attaching in a non-invasive manner at least two electrodes to a skin surface around an articulation comprising the joint; generating electroarthrographic potentials within the joint by loading the articulation; capturing the electroarthrographic potentials using the at least two electrodes; discriminating between electroarthrographic potentials originating from joint tissue activity and those from other sources; and generating measurement signals representing the electrical activity of joint tissue.

Abstract: A method for detecting the state of hydration of a human or animal body includes carrying out impedance measurements on a body surface of the human or animal body. At least one bipole measurement and at least one quadrupole measurement are carried out and evaluated during the method.

Abstract: There is provided a biological-information acquisition apparatus including a plurality of flexible attachment devices each provided with an electrode that is attached to a body and that is configured to acquire biological information, and a connector configured to connect the plurality of attachment devices.

Abstract: The described physiology sensor is worn on a single finger to capture one or more different physiological signals and has a sensor body including first and second raised mounds, protruding from its surface and being longitudinally spaced-apart such as to define a transverse air gap therebetween. The mounds each retain electrodes which abut palmar surfaces of the single finger. The sensor also has one or more physiological sensing devices housed within the body, including a skin conductance sensing device. The sensor can also have at least one of a temperature sensing device, and a photoplethysmography sensing device. A processor is housed within the body and communicates with the electrodes and the sensing devices to apply an electrical excitation thereto, and to process the physiological measurements.

Abstract: The measuring and processing unit (20) of the invention comprises an electrical bioimpedance measuring sub-unit (9) and a processing sub-unit (10) for the discrete processing of measurements including a memory element for storing the measurements. The modular electrical bioimpedance measuring, processing and monitoring system comprises at least one of the aforementioned bioimpedance measuring and processing units (20). The modular system allows transmitting measurements to an external unit (30), such as a computer or PDA, for processing and/or monitoring. The bioimpedance data can be transmitted over the Internet or a GSM network from the external unit (30) to a remote unit for remote monitoring.

Abstract: Described herein are methods, apparatuses, and systems for heart monitoring of a patient. The heart monitoring system can be used to take an electrocardiogram (ECG) using only two electrodes. A handheld device can be used to sequentially measure the electrical signal between different positions on a patient's body. The electrical signals can be processed and analyzed to prepare an ECG for the patient, including a 12-lead ECG.

Abstract: The present invention provides a handy remote physiological signal detection system, comprising a sensing unit, a stimulation unit and a control unit. The sensing unit includes a detecting electrode, a first surface detection electrode, a second surface detection electrode and a sensing module. The sensing modules is used to detect the signals between the detection electrode and the first surface detection electrode to get an epicardial detection signal, and is also used to detect the signals between the second surface detection electrode and the first detection electrode to get a surface-ECG signal. The stimulus unit includes a stimulating electrode and a stimulus module used to provide a stimulus signal to the stimulating electrode. The control unit includes a user interface and a processing module used to convert the epicardial detection signal and the surface-ECG signal to digital signals and display the digital signals in the user interface.

Abstract: Instrumented orthoses with more sophisticated structures provide for coordinated support and rehabilitation of complex joints and multiple injured joints. Improved instrumented orthoses can include hinges that can rotate in multiple different planes. Particularly preferred embodiments include a shoulder brace with a hand hold and a lower extremities brace. Preferably, a control unit monitors the output Of transducers used to instrument the brace. A patient can be prompted by the control unit for the performance of a variety of different monitored exercises.

Abstract: A method and an apparatus for obtaining information on a cardiovascular system beat by beat and continuously which are based exclusively on measurements between two limbs and effected with a pair of distal electrodes on each limb. The measurement is made by causing an alternating current to flow between one electrode of each limb and measuring the potential difference between the other two electrodes, one also on each limb. This potential difference has a low frequency component which is an electrocardiogram (ECG) and another component having the-a frequency of the injected alternating current and from which an impedance plethysmogram (IPG) is extracted. The cardiovascular information is determined by measuring the time interval between any predefined characteristic element of the ECG and one of the IPG.

Abstract: A biosensor is described which can obtain physiological data from an individual. The biosensor may collect electrodermal activity, skin temperature, and other information. The biosensor may be attached to the body through the use of a garment which may be fastened in multiple locations on the human body. The biosensor has replaceable electrodes which may be interchanged. The electrodes contact the body without having any wires or leads external to the sensor.

Abstract: A cardiac event monitoring system includes a base unit including a base connector, a wearable electrode system, and a plug-in adapter. The wearable electrode system includes a cable, an electrode at one end of the cable, and a cable connector at the other end of the cable. The cable connector is configured to plug into the base connector. The plug-in adapter includes electrodes and an adapter connector that is configured to plug into the base connector.

Abstract: The system for displaying muscle force data includes a wearable patch and a remote visual display. The wearable patch carries electrodes suitable for sensing electromyographic signals on the skin of the patient. The patch carries circuitry which converts the detected electromyographic signal to a digital output which can be transmitted to the remote visual display. The circuitry relies on filtering to produce a usable digital signal at very low power consumption. The transmitted signal can be used to drive a variety of visual displays, including a conventional hand-held personal communicators and entertainment devices which had been programmed to suitably process the visual display.

Abstract: A disposable electrode patch for medical purposes comprises a flexible, elongated substrate with a first and a second surface, a first adhesive material disposed on a first adhesive area at a first end of the first surface, and a second adhesive material disposed on a second adhesive area at a second end of the first surface. Electrodes are arranged between the first and second adhesive areas on the first surface of the substrate. In use, the electrode patch is folded around a body part in such a way that the electrodes on the first surface make contact with the skin of the body part, while the first and second adhesive areas of the first surface are pinched together to form a stable assembly surrounding the body part.

Abstract: The present invention relates to a wearable device (10) wearable by a user for measuring skin conductance of the user (1), the wearable device comprising at least two skin conductance electrodes (12) for contacting skin (2) of the user, and an elastic material portion (14) which surrounds the skin conductance electrodes (12) and forms a material surface (16). The elastic material of the elastic material portion (14) is non-permeable for gaseous and liquid substances. The present invention further relates to a method of manufacturing such a wearable device (10).

Abstract: A method for acquiring electrical signals from a living subject, including injecting, via an injection electrode attached to the subject, a known calibration signal to the subject and measuring respective levels of output signals generated at input electrodes attached to the subject in response to the calibration signal. The method further includes deriving respective weighting factors for the input electrodes in response to the respective levels, and applying the respective weighting factors to physiological signals acquired by the input electrodes, so as to generate respective corrected physiological signals.

Abstract: Described herein are nerve stimulating electrodes for use in evoked potential electrophysiological recording procedures and associated methods for use thereof. In one embodiment, a stimulating electrode assembly is provided that includes a non-conductive substrate, a first electrode mounted on the non-conductive substrate, and a second electrode mounted on the non-conductive substrate. The first and second electrodes are spaced apart along a longitudinal length of the assembly and extend along a lateral width of the assembly such that the electrode can be positioned at a plurality of laterally offsetting positions relative to a nerve extending longitudinally between the first and second electrodes while remaining in contact with the nerve.

Abstract: A cover sheet (1) used in a body measuring apparatus having electrodes for supplying current to a human body or for measuring a difference in electrical potential between two sites of the body. The cover sheet has electric conductive area portions (2) corresponding to the electrodes of the body measuring apparatus and having a electric conductivity in thickness direction, and insulation area portions (3) spacing adjacent electric conductive area portions (2) and having electrically insulating property at least along a plane direction. The cover sheet is used to prevent cross-infection and can be used safely without slip and prepared cheaply without affecting to impedance, with assuring completely insulation between adjacent electrodes. Conductivity is created with conductive solid (“dry type”) or conductive liquid (“wet type”). The cover sheet is fed automatically by a sheet dispenser.

Abstract: A heart monitor is provided herein. The heart monitor includes a housing and first and second electrodes disposed in a first surface of the housing At least a third electrode is disposed on a second surface of the housing. The first and second electrodes are held by a user with his left and right hand respectively, while the third electrode contacts the user's torso or left leg. A processor records lead measurements corresponding to voltage differences between the first, second and third electrodes.

Abstract: A patient monitor system includes a pendant configured to be worn around a neck of a patient. The pendant includes an electrode to sense transthoracic electrical activity and a processor in communication with the electrode. The processor analyzes the transthoracic electrical activity to detect a cardiac event. The pendant also includes a position sensor to determine an orientation of the pendant so as to detect whether the patient is in a horizontal or upright position. The processor determines the accuracy of the detected cardiac event based on data from the position sensor. The patient monitor system may also include additional electrodes connected to the pendant through a necklace. The pendant may also include a verbal verification module to execute verbal communication routines that automatically detect an ability of the patient to communicate verbally so as to further determine the accuracy of the detected cardiac event.

Abstract: Systems, methods and devices for reducing noise in cardiac monitoring including wearable monitoring devices having at least one electrode for cardiac monitoring; in some implementations, the wearable device using a composite adhesive having at least one conductive portion applied adjacent the electrode; and, in some implementations, including circuitry adaptations for the at least one electrode to act as a proxy driven right leg electrode.

Abstract: The invention provides a disposable programmable ECG sensor patch for the non-invasive detection of risk patterns according to programmed criteria. The patch is programmed by a medical professional to select one or more monitoring parameters for detection and alarm indication. One application is to detect changes in the ECG due to cardioactive drugs. Another application is triggering an alarm for a cardiac patient during a stress condition. The programmable patch operates in conjunction with an external programming unit for selecting the detection monitoring parameters.

Abstract: An epidermal electrode operable independently of the ambient environment, such as the presence of water, sweat, or dry conditions, and achieve a suitable impedance with the epidermal surface for transmitting electrical signals indicative of bodily physiological process such as ECG signals for heart monitoring. The hydrophobic surface mountable electrode including a flexible, conductive substrate of PDMS (Polydimethylsiloxane) with dispersed carbon black and having a substantially planar sensing area adapted for communication with an electrically sensitive surface such as a patient's skin, and a terminal for connection to a monitor circuit, the terminal having electrical continuity with the planar sensing area.

Abstract: Disclosed is a method for obtaining a standard 12-lead electrocardiogram and a rhythm strip, comprising: a) capturing, by a personal ECG device, information related to the electrical activity of a user's heart as acquired from multiple skin monitoring electrodes positioned on the body of said user in a standard 12 lead anatomical manner; b) generating ECG data, by said personal ECG device, for obtaining said standard 12-lead electrocardiogram and said rhythm strip, wherein said generated ECG data represent the electrical activity of the heart of said user as acquired by said skin electrodes; and c) transferring said ECG data via a short range data communication wireless protocol to a paired mobile device, adapted to communicate with a remote data center for retransmitting said transferred ECG data to said remote data center; and processing said forwarded ECG data and creating a 12 lead ECG and Rhythm strip report at said remote data center.

Abstract: The present invention is related to a cardiovascular monitoring device including an inflatable cuff for surrounding a limb of a user, at least a first and a second electrodes, a controlling circuitry with a processor accommodated in a housing, and a display element. The controlling circuitry is configured to perform a blood pressure measurement through controlling a pressure inside the inflatable cuff, and perform an electrocardiogram measurement by using the electrodes. The processor is also configured to provide a diastolic blood pressure and a systolic blood pressure when the blood pressure measurement is performed, and to provide a heart rhythm information when the electrocardiogram measurement is performed. Further, for achieving a better and more stable contact between the electrodes and the user's skin, the present invention provides an improved structure with electrodes arranged thereon based on the conventional blood pressure monitor.

Abstract: The present invention relates to a dry skin conductance electrode (12, 13) for contacting the skin (10) of a user. In order to provide a dry skin conductance electrode for long-term measurements which does not cause problems to the user while still providing a good signal level, the electrode (12, 13) comprises a material made of a noble metal doped with at least one dopant selected from the group consisting of hydrogen, lithium, sodium, potassium, rubidium, caesium and beryllium. The present invention also relates to a skin conductance sensor (20), a wristband (30) and an emotional event detection system.

Abstract: A measurement device is provided. A sensor senses a vessel pulse waveform of a specific region of an object to generate a vessel pulse signal in a measurement mode. In the measurement mode, a first electrode generates a first potential signal, and the second electrode generates a second potential signal. A first analog front-end circuit digitizes the vessel pulse signal to generate a digital vessel pulse signal in the measurement mode. In the measurement mode, a second analog front-end circuit obtains an electrocardiogram signal according to the first and second potential signals and digitizes the electrocardiogram signal. A memory stores the digital vessel pulse signal and the electrocardiogram signal. A processor determines a polarity of the electrocardiogram signal in the measurement mode to indicate that the specific region is on a left or right part of a body of the object.

Abstract: Tissue ablation probes and methods of treating diseased tissue are disclosed that include or use a partially uninsulated shaft that carries conductive elements such as electrode arrays. The shaft has an uninsulated outer surface that is electrically conductive and is electrically connected to one of the conductive elements. The uninsulated outer surface and one of the conductive elements are insulated from the other conductive element. Tissue ablation is performed “inside-out” and begins between the proximal and distal electrode arrays and migrates outwardly towards the electrode arrays when electrical current is applied to the probe.

Abstract: A system for positioning electrodes on a patient body includes an image capturing system, a memory device, a processing system and an indicator system. The image capturing system generates an actual image of the patient body. The memory device stores a reference image, the reference image including a reference body and a reference position on the reference body. The processing system compares the actual image and the reference image and for determining an electrode position on the patient body by matching the reference position on the reference body. The indicator system indicates the electrode position on the patient body.

Abstract: The present invention provides a bioelectrical impedance measuring apparatus for determining composition data of a human body, the apparatus including a plurality of electrodes and measuring circuitry which inject, through two electrodes, alternating current into the body, and which determine, with two other electrodes on different limbs, the resulting voltages, and which determine therefrom the impedance of body segments. In one apparatus, two hand contact bodies are disclosed, each of which includes a hand seating surface for placement of a hand inner surface thereon, each hand seating surface includes an electrically insulating separating wall extending over a part of the length of the hand seating surface, the separating wall being adapted to project into the space between middle and ring finger when a hand is placed on the hand seating surface, and on both sides of the separating wall an electrode is included.

Abstract: An active dry sensor module for measurement of bioelectricity is disclosed. The active dry sensor module of the present invention excludes the use of a conductive gel, thereby not supplying unpleasantness and discomfort to a reagent and preventing the interference of the signal due to a noise component. Further, the active dry sensor module of the present invention amplifies the biomedical signal to a desired level, thereby precisely and easily measuring the biomedical signal.

Abstract: The present inventions, in one aspect, is an activity monitoring system comprising a fixture having size/shape adapted to couple to a location on the user's body and a particular signature; and a portable monitoring device adapted to detect the fixture's particular signature. The monitoring device includes a housing that is adapted to engage the fixture; an activity sensor, disposed in the housing, to detect activity of the user and to generate data which is representative of the activity of the user; and processing circuitry, disposed in the housing, to calculate an activity-related quantity of the user, wherein the processing circuitry determines the monitoring device is engaging the fixture by detecting the fixture's particular signature and calculates the activity-related quantity.

Abstract: A method and apparatus for non-invasive analysing the structure and chemical composition of bone tissue eliminating the influence of surrounding tissues, is provided. The method consists in using a system of at least four electrodes (1, 2, 3, 4, 5, 6, 7, 8) placed in electrical contact with tissues surrounding the analysed bone, preferably a long bone to establish screening potential distribution using screening electrodes (7, 8). Measuring current injecting electrodes (1, 2) are used to force the measuring current flow through the internal part of the analysed bone. At the same time the screening electrodes (7, 8) reduce the measuring current flow through the tissues surrounding the analysed bone almost to zero. Then measuring current and potential at the measuring current injecting electrodes (1, 2) as well as phase difference between potential at measuring current injecting electrodes (1, 2) and measuring current are measured.

Abstract: A method/apparatus/system for detection of a potential disease state is disclosed. A pair of electrodes is attached to a limb and the electrodes are energized. The energizing of the electrodes creates a first signal in the form of current data. If the first signal is consistent with a potential disease state, including a potential artery-to-vein disease state, an indication of the potential disease state is provided.

Abstract: The present invention relates to a real-time electrocardiogram monitoring system and method, a patch-type electrocardiograph and a telecommunication apparatus.

Abstract: An apparatus and a method, the apparatus including a housing, an electrocardiogram (ECG) measuring circuit contained in the housing, and three electrodes embedded in the housing, electrically connected to the ECG measuring circuit, and in spaced apart configuration from each other.

Abstract: There is provided an input device including a plurality of electrodes that are arranged on a surface of a body in a direction crossing a muscular fiber group of the body at a right angle, and detect electromyogram signals generated from the muscular fiber group according to a motion performed by the body; a switch unit that switches an electrode acquiring an electromyogram signal between the plurality of electrodes; and a control unit that selects an electrode detecting an electromyogram signal for identifying the motion from among the plurality of electrodes.

Abstract: A physiological signal collection electrode comprises a signal collection pad having a skin contact portion, a signal output pad and an elongate bridging portion interconnecting the signal collection pad and the signal output pad. The signal collection pad, the signal output portion and the bridging portion are integrally moulded of a flexible, conductive and resilient material. The width of the bridging portion is substantially smaller than that of the skin contact portion. A narrowed bridging portion operates to concentrate collected physiological signals collected by the skin contact portion before the signals are output to the signal output pad. An elongate bridging portion reduces skin covering area for better wearer comfort as well as providing better resiliency to the electrode when the bridging portion is extended.

Abstract: A body fat measurement device includes a plurality of electrodes including back area electrodes and upper limb electrodes, a body impedance measurement unit that measures a body impedance using the plurality of electrodes, a body composition information calculation unit that calculates a body fat mass based on the body impedance, a fitting belt for bringing the back area electrodes into contact with the surface of the measurement subject's back area in a pressurized state, and an upper limb unit that includes a gripping portion that can be gripped by the measurement subject's hand, the upper limb electrodes being provided in the gripping portion. The upper limb unit can be attached to and detached from the fitting belt.

Abstract: The present application discloses a cordless charger for a wearable patient monitor. When a patient (10) is diagnosed with a heart condition, or suspected heart condition, they are prescribed a patient monitoring system. The system includes monitors (12) that the patient (10) wears to collect the data of interest. Each day, the patient swaps the monitor (12) he or she is wearing with a fully charged monitor (12) from a cordless charger (14). In this manner, a fresh monitor (12) is always available for monitoring the patient (10). The cordless charger (14) includes a battery (50) that powers the processes of the charger and recharges batteries (34) of the monitors (12). Data from the monitors can be either offloaded to the charger memory (70), or transmitted to a remote database (32) via the patient's Bluetooth enabled cellular phone (30) or other like device.

Abstract: A system for facilitating remote medical diagnosis and consultation of heart disease for a patient, the system comprising: a diagnostic device for performing Electrocardiography on the patient, a network device in communication with the diagnostic device via wired or wireless communication links, a software program pre-installed in the network device, a server located remotely, wherein during operation, the patient activates the diagnostic device which will perform Electrocardiography on the patient, the diagnostic device receives diagnostic data and transmits the diagnostic data to the network device, the software program transmit the diagnostic data to over a network to a server which a physician have access to, and based on the diagnostic data gathered by the server and some additional medical data, the physician can review the patient's health condition and offer an appropriate feedback and diagnosis for the patient.

Abstract: Sensing is carried out from locations at considerable remove from the stomach. Cooperating sensor electronics are placed at each of two wrists of the patient. The potential discomfort and inconvenience of an abdominal patch are reduced or eliminated. And alternative power sources become available.

Abstract: A method for detecting cystic fibrosis is disclosed, which is performed in a system comprising an anode and a cathode placed on different regions of the patient body, and an adjustable DC source, which is controlled in order to feed the anode with a DC current. The method includes applying DC voltage pulses of varying voltage values to the anode for given durations allowing the stabilization of electrochemical phenomena in the body in the vicinity of the electrodes, collecting data representative of the current between the electrodes, and of the potentials of the electrodes, for the different DC voltages, and from the data, computing data representative of the electrochemical skin conductance of the patient, and reconciling the latter data with reference data obtained in the same conditions on patients suffering or not from cystic fibrosis, and identifying the patient as suffering or not from cystic fibrosis.

Abstract: The present inventions, in one aspect, is an activity monitoring system comprising a fixture having size/shape adapted to couple to a location on the user's body and a particular signature; and a portable monitoring device adapted to detect the fixture's particular signature. The monitoring device includes a housing that is adapted to engage the fixture; activity sensors, disposed in the housing, to detect activity of the user and to generate data which is representative of the activity of the user; and processing circuitry, disposed in the housing, to calculate an activity-related quantity of the user using the data which is representative of the activity of the user, wherein the processing circuitry: determines the monitoring device is engaging the fixture by detecting the fixture's particular signature, and, in response thereto, calculates the activity-related quantity using data from a set of the activity sensors.

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 body fat measurement device includes hand electrodes that contact both hands, back area electrodes that contact the surface of a trunk area of the back, foot electrodes that contact both feet, a trunk area width detection unit for measuring the width and depth of the trunk area, a body impedance measurement unit that measures the body impedance of a body using the multiple electrodes and a body fat mass calculation unit that calculates a body fat mass based on the body impedance and the width and depth of the trunk area. The back area electrodes that make contact with the surface of the back of the trunk area are provided in a fitting unit in an exposed state, as well as the trunk area width detection unit. Accordingly, a body fat measurement device can measure a body fat mass easily and accurately in a household or the like.

Abstract: A disposable electrode patch for medical purposes comprises a flexible, elongated substrate with a first and a second surface, a first adhesive material disposed on a first adhesive area at a first end of the first surface, and a second adhesive material disposed on a second adhesive area at a second end of the first surface. Electrodes are arranged between the first and second adhesive areas on the first surface of the substrate. In use, the electrode patch is folded around a body part in such a way that the electrodes on the first surface make contact with the skin of the body part, while the first and second adhesive areas of the first surface are pinched together to form a stable assembly surrounding the body part.

Abstract: A body fat measurement device includes multiple electrodes, a trunk area width detection unit for measuring a trunk area width and a trunk area depth, a body impedance measurement unit that measures a body impedance of a body using the multiple electrodes, and a body fat mass calculation unit that calculates a body fat mass based on the measured body impedance and the trunk area width and trunk area depth. A frame-shaped fitting unit in which the trunk area width detection unit is provided and that is capable of being disposed so as to surround a measurement subject's trunk area can be mounted on and removed from a platform unit in which foot electrodes are provided, and is stored within the platform unit during a stored state.

Abstract: A defibrillator electrode assembly with a slot-like storage case is described which protects the pads prior to use and retains them in either an electrically connected or electrically disconnected configuration. When the electrode assembly is slidably inserted into the case, an optional pinch clip within the case presses electrodes on opposite sides of a thick release liner into electrical contact with each other.

Abstract: The present invention consists of a modification and a new method of today's art 12 lead resting electrocardiogram The modifications include: Elimination of connecting means to record today's art Leads; connecting means to connect a common positive electrode, placed on the left leg, to all the positive terminals of the electrocardiographic amplifiers; connecting means to connect the negative electrodes, placed on the chest to the negative terminals of each individual electrocardiographic amplifier; reporting the results of the electrocardiogram including all the digital data sets obtained and calculated by the electrocardiograph in a disk, and a remote safe Data Bank for easy retrieval. A method of reprograming the electrocardiograph calculator to calculate the second derivative of the maximal and minimal values of each structure of the myocardium at specific instants of the electrocardiographic trace calculate the value generated by the left leg and the values generated by each negative electrode.