Abstract: A headwear for electroencephalography is provided. The headwear includes a first arm to be attached to an area extending from a forehead or an occiput of a subject to a top of a head of the subject and configured to hold a first electroencephalogram electrode, a second arm connected to the first arm to be attached to a lateral side of the head of the subject and configured to hold a second electroencephalogram electrode, a third arm connected to the first arm to be attached to another lateral side of the head of the subject and configured to hold a third electroencephalogram electrode, a stretchable support member connectable to the first to third arms to cover at least a portion of the head in a direction toward the first arm, and at least one adjusting mechanism to adjust tightness of the first to third arms to the head.

Abstract: The present device is directed to a biometric electromyography (EMG) sensor device and methods for using the same to provide a user with the ability to monitor physical muscle fatigue and protect themselves against injury due to overuse. Embodiments of the present disclosure include an accelerometer for artifact noise removal and an EMG sensor that is used to collect EMG signals and surface EMG (sEMG) signals from electrodes placed onto a wearable device, which can be in tight contact with the skin due to its elasticity. This collected data can then be transmitted to an electronic device via a microcontroller. The electronic device may include an app that is continuously running to monitor user fatigue in real-time.

Abstract: A headgear for placing sensors on a subject's head includes a centerpiece; a plurality of arms attached to and radiating outward and generally downward from the centerpiece; and sensor tips attached to the dorsal ends of at least some of the arms. At least one of the plurality of arms is a lower arm that is elastic and/or spring-like. When the headgear is placed on a subject's head, the at least one lower arm is so disposed in relation to the maximum circumference of the subject's head that the at least one lower arm must be bent outward for placement of the headgear on the subject's head and thereby provide a reactive force toward the head that causes the at least one lower arm to grasp at least a portion of the head that is at and/or below the maximum circumference of the head.

Abstract: The present invention relates to a method of taking biopotential measurements, with the ability to perform in high-density sensing applications. The invention is a hierarchical referencing method for the electrodes in the biopotential measurement system that is able to recover potential at each location with respect to a global reference with smaller requirements on ADC resolution, and thus with lower power and area requirements as compared to current systems.

Abstract: A method and system provides for headgear usable for electrophysiological data collection and analysis and neurostimulation/neuromodulation or brain computer interface for clinical, peak performance, or neurogaming and neuromodulation applications. The headgear utilizes dry sensor technology as well as connection points for adjustable placement of the bi-directional sensors for the recoding of electrophysiology from the user and delivery of current to the sensors intended to improve or alter electrophysiology parameters. The headgear allows for recording electrophysiological data and biofeedback directly to the patient via the sensors, as well as provide low intensity current or electromagnetic field to the user. The headgear can further include auditory, visual components for immersive neurogaming. The headgear may further communication with local or network processing devices based on neurofeedback and biofeedback and immersive environment experience with balance and movement sensor data input.

Abstract: An electrode includes a core of beryllium copper alloy and a safe metal coating. In some embodiments, the beryllium copper alloy comprises more than three percent beryllium, less than three percent other metals and a remaining percent copper. In some embodiments, an apparatus includes a headband, and a first and second safe metal coated copper-beryllium alloy electrode. The headband is configured to fit snugly to a head of a subject in an orientation from behind a first ear, across a crown of the subject, to a position behind a second ear. The first electrode and second electrode are disposed in the headband to contact a head of the subject at a first position and a different second position, respectively, without gels. In various embodiments, the headband includes a chip to determine an analog signal and transmit data; and, a system includes the headband and a signal analyzing unit.

Abstract: A method for electrode placement includes acquiring an image of a body of a patient, such that the image captures a patch that has been placed on the body. Based on the acquired image and the patch appearing therein, one or more preferred locations are calculated on the body for placing one or more respective electrodes to be used in carrying out a procedure in an internal organ of the patient. The preferred locations are displayed to an operator.

Abstract: An electrode assembly includes a needle and a conductive thread electrode carried in a slot on the surface of the needle. The needle pushes the thread electrode into the body and leaves it in place when the needle is removed. The needle is secured in a housing in a retracted position and moved to an extended position by a latch. In the extended position, one end of the needle remains in the housing and the other end extends from the housing. The needle is attached to a spring inside the housing and is moved by the latch against the urging of the spring to the extended position and locked in place. A protective cover is applied over the needle while extended and removed to insert the needle into the body of a patient.

Abstract: An apparatus for measuring bioelectrical signals is provided. The apparatus includes a sensor electrode, a sensor support, and a main body. The sensor electrode has a tapering portion that narrows toward one end and a protruding portion that extends from the one end of the tapering portion, contacts a body part, and senses bioelectrical signals. The sensor support maintains the contact between the sensor electrode and the body part. The main body is connected to the sensor support and is wearable on a living body.

Abstract: An embodiment in accordance with the present invention is directed to a system and device for applying electrical direct current transcranially to the brain that is combined with a behavioral activity consisting of an isometric force production task. The device is non-invasive or implantable and serves to improve motor symptoms in Parkinson's disease (PD) and other movement disorders. During the stimulation, the patient is engaged in a behavioral task using a system consisting of two force transducers and a controller. The patient holds the transducers, one in each hand, and is engaged in a task that requires the brain to assign forces to each arm so that the sum of the forces matches an instructed amount. In an electrode placement specifically for PD, bilateral primary motor cortices are simultaneously stimulated according to a specific algorithm that depends on the forces that the PD affected individual produces in the behavioral task.

Abstract: Example headsets and electrodes are described herein. Example electrode units described herein include a housing having a cavity defined by an opening in a side of the housing and an electrode. In some such examples, the electrode includes a ring disposed in the opening and an arm, where the arm has a first portion extending outward from the opening away from the housing and a second portion extending from an end of the first portion toward the housing and into the cavity, and the first and second portions connect at a bend.

Abstract: Apparatus for applying Transcranial Magnetic Stimulation (TMS) to a patient comprising a head mount for disposition on the head of a patient, and a plurality of magnet assemblies for releasable mounting on the head mount. The magnet assemblies comprises a magnet for selectively providing a rapidly changing magnetic field capable of inducing weak electric currents for modifying the natural electrical activity of the brain of the patient. The number of magnet assemblies mounted, their individual positioning, and their selective provision of a rapidly changing magnetic field is selected to allow spatial, strength and temporal characteristics of the magnetic field to be tailored for the patient, to provide patient-specific IMS therapy, assist in diagnosis, or map out brain function. The magnet assembles can comprise magnets for provide a rapidly changing magnetic field of at least 500-600 Tesla/second corresponding to a magnet movement speed of no less than 400 Hertz.

Abstract: The invention relates to a device comprising a number of electrode assemblies (10), which can be applied to the skin surface (4) of an animal or human being and by means of which voltages and currents can be tapped from the skin surface (4), and comprising a flexible, in particular extendable, retaining element (6) formed by a planar or film-like molded part. According to the invention, the electrode assemblies (10) comprise a main body (1) and a number of pin electrodes (2) that protrude from the main body (1) in the same direction, the electrode assemblies (10) are fastened to the retaining element (6), and the main body (1) of the respective electrode assembly (10) is connected to the retaining element (6), wherein the pin electrodes (2) of all electrode assemblies (10) protrude in the same direction.

Abstract: A wearable computing device with bio-signal sensors and a feedback module provides an interactive mediated reality (“VR”) environment for a user. The bio-signal sensors receive bio-signal data (for example, brainwaves) from the user and include bio-signal sensors embedded in a display isolator, having a deformable surface, and having an electrode extendable to contact the user's skin. The wearable computing device further includes a processor to: present content in the VR environment via the feedback module; receive bio-signal data of the user from the bio-signal sensor; process the bio-signal data to determine user states of the user, including brain states, using a user profile; modify a parameter of the content in the VR environment in response to the user states of the user. The user receives feedback indicating the modification of the content via the feedback module.

Abstract: A method, apparatus and system for measuring electrical activity generated within a brain is disclosed. A headpiece having a first transistor is placed in contact with a head that contains the brain to bring the first transistor into electrical contact with the head. An electronic signal is generated at the first transistor in response to the electrical activity generated within the brain. The electronic signal is processed at the headpiece in order to measure the electrical activity.

Abstract: An EEG monitor with sensors placed to detect signals and analyze the signals to determine if a frequency below 12 Hz, and more particularly between 3 Hz and 8 Hz, called theta waves, are present. Theta waves are generated when the brain is entering a drowsy or sleep mode. The sensors detect brain wave signals and transmit the signals to a microprocessor which analyzes the signals and determines the brain waves being detected. The brain waves are continuously monitored and the data is continuously transmitted to a microprocessor. If brain waves are detected in the predetermined range of between 3 Hz and 8 Hz the microprocessor activates a stimulus, to wake up the person wearing the device. The stimulus may be visual, auditory or tactile, such as an actuator, a phone call or any other stimulus.

Abstract: A system for electrically stimulating and/or detecting bioelectrical signals of a user comprising: an array of permeable bodies configured to absorb a solution that facilitates electrical coupling with a body region of the user; a housing defining an array of protrusions conforming to the body region and comprising: an array of channels distributed across the array of protrusions, each channel at least partially surrounding a permeable body, configured to deliver the solution to the permeable body, and comprising a barrier that prevents passage of the permeable body past the barrier, and a manifold configured to distribute the solution to the array of channels; and a coupling subsystem comprising a first electrical coupling region in electrical communication with an interior of the manifold, wherein the first electrical coupling region is configured to couple to a second electrical coupling region that couples the first electrical coupling region to the electronics subsystem.

Abstract: An apparatus for measuring patient data includes a frame having a plurality of electrode hubs. Each hub can include one or more electrode members. The frame can be configured to receive a head of a patient. Each of the electrode hubs can have a single electrode member or a plurality of electrode members that extend from or are connected to an outer member for contacting a scalp of the head of the patient. The outer member can have at least one circuit configured to transmit data received by at least one of the electrode members to a measurement device via a wireless communication connection (e.g. Bluetooth, near field communication, etc.) or a wired communication connection.

Abstract: A method may include accessing a terminal branch of an ophthalmic artery through a face of a subject via first device. Additionally, the method may include positioning the first device or a second device within the ophthalmic artery of the subject and treating a blockage, a stenosis, a lesion, plaque or other physiology in the ophthalmic artery or a junction between an internal carotid artery and the ophthalmic artery.

Abstract: Provided is a holder which comprises at least two probe mount portions and is to be put on the head of a subject by inserting a light-transmitting probe for emitting light from the tip thereof or a light-receiving probe for receiving light through the tip thereof in the probe mount portion, the holder characterized by being provided with a linear backbone portion extending in a first direction, at least two linear branch portions extending in a second direction different from the first direction, and a disposition reference point disposed so as to match a first specific point, the first specific point being set in the head of the subject.

Abstract: A headset for defecting brain electrical activity may include a flexible substrate having first and second ends each configured to engage an ear of a subject and dimensioned to fit across the forehead of a subject. The headset may also include a plurality of electrodes disposed on the substrate and configured to contact the subject when the headset is positioned on the subject. First and second electrodes may contact top center and lower center regions of the forehead, respectively, third and fourth electrodes may contact front right and front left regions of the forehead, respectively, fifth and sixth electrodes may contact right side and left side regions of the forehead, respectively, and electrodes included within the securing devices may contact the ear regions. The third and fourth electrodes may be moveable in at least a vertical direction relative to the other electrodes.

Abstract: A reliable content evaluation method and system are disclosed. The system includes a brainwave detector, a bio signal detector, a first controller, and a second controller. The brainwave detector detects a brainwave signal of a subject provided with content and outputs a result. The bio signal detector detects bio signals of the subject and outputs a result. The first controller can modify the brainwave and the bio signals to a signal level available for the second controller. The second controller detects change of the brainwave signal and the bio signal through an analysis of the brain wave signal and the bio signal from the first controller. Then, the second controller determines at least one of a degree of engagement and an emotional reaction of the subject to the content, using changes in the brainwave signal and the bio signal, and evaluates the content using the determined results.

Abstract: An electronic module assembly and method of assembling an electronic module to a conductive fabric are provided. An electronic module assembly comprises a non-conductive fabric and a conductive fabric covering at least part of a first side of the non-conductive fabric. An electronics module is disposed on the conductive fabric, and a portion of the electronics module includes a wall defining a through hole. A fastener passing through the through hole and passing through the conductive fabric is configured to electronically couple the electronics module to the conductive fabric.

Abstract: A reliable content evaluation method and system are disclosed. The system includes a brainwave detector, a bio signal detector, a first controller, and a second controller. The brainwave detector detects a brainwave signal of a subject provided with content and outputs a result. The bio signal detector detects bio signals of the subject and outputs a result. The first controller can modify the brainwave and the bio signals to a signal level available for the second controller. The second controller detects change of the brainwave signal and the bio signal through an analysis of the brain wave signal and the bio signal from the first controller. Then, the second controller determines at least one of a degree of engagement and an emotional reaction of the subject to the content, using changes in the brainwave signal and the bio signal, and evaluates the content using the determined results.

Abstract: Embodiments of a shielded sensor headset including a plurality of electrodes are generally described herein. In some embodiments a sensor headset can include electrodes, traces, and connection terminals printed on a first side of a flexible insulating substrate; and a shield plane printed on a second side of the flexible insulating substrate, the shield plane providing protection against interference. In some embodiments a sensor headset can include a first and a second assembly each having a plurality of electrodes, the first and second assemblies being configured to mate such that the electrodes comply with the 10-20 standard for EEG electrode placement. In some embodiments a sensor headset can include a dual-layer foam reservoir disposed above individual electrodes. An inner layer of the dual-layer foam reservoir can be in contact with an electrode, include a conductive gel, and form a cavity for receiving additional gel through a perforation in the electrode.

Abstract: Methods, systems, and devices are disclosed for acquiring and analyzing physiological signals. In one aspect, a physiological sensor device includes a substrate formed of an electrically insulative material and structured to allow physical contact of the device with the frontal region of the head of a user, a recording electrode configured at a first location on the substrate to acquire an electrophysiological signal of the user, a reference electrode configured at a second location on the substrate to acquire a reference signal to the electrophysiological signal, and a ground electrode configured at a third location at least partially between the first and the second locations on the substrate, in which the first location is posterior to the second and third locations, and in which the device is operable when electrically coupled to an electrical circuit to detect physiological signals of the user.

Abstract: Described herein are systems and methods for detecting a physiological response based on thermal measurements while accounting for effects of the environment. In one embodiment, a system includes an inward-facing head-mounted thermal camera (CAMin) that takes thermal measurements of a region of interest (THROI) on a user's face, and an outward-facing head-mounted thermal camera (CAMout) that takes thermal measurements of the environment (THENV). CAMin does not occlude the region of interest, and the system further includes a computer that detects the physiological response based on THROI and THENV. Optionally, the computer generates feature values based on sets of THROI and THENV, and utilizes a machine learning-based model to detect, based on the feature values, the physiological response.

Abstract: A method and system for controlling neural activity in the brain, including performing a source localization procedure and a neurostimulation procedure, and using the former as a monitor to provide for feedback control of the latter.

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 electrode assembly includes a first surface to be placed adjacent a person's skin and a second surface including a plurality of reservoirs of conductive gel. The plurality of reservoirs of conductive gel are disposed on sections of the electrode assembly that are at least partially physically separated and may move at least partially independently of one another to conform to contours of a body of a patient. The electrode assembly is configured to dispense an amount of the electrically conductive gel onto the first surface in response to an activation signal and to provide for a defibrillating shock to be applied to the patient through the amount of the electrically conductive gel.

Abstract: The present invention provides a computer-implemented method, including: a. obtaining, in real-time, by a specifically programmed processor, electrical signal data representative of brain activity of a particular individual; b. processing, in real-time the electrical signal data representative of brain activity of a particular individual based upon a pre-determined predictor associated with a particular brain state, selected from a library of predictors containing a plurality of pre-determined predictors, wherein each individual pre-determined predictor is associated with a unique brain state, wherein the pre-determined predictor associated with a particular brain state includes: i. a pre-determined mother wavelet, ii. a pre-determined representative set of wavelet packet atoms, created from the pre-determined mother wavelet, iii. a pre-determined ordering of wavelet packet atoms, and iv. a pre-determined set of normalization factors, wherein the processing includes: i.

Abstract: Methods, devices, and systems are disclosed for producing cognitive and/or sensory profiles. In one aspect, a method to provide a cognitive or sensory assessment of a subject includes selecting a profile category from among a cognitive performance profile, a sensory performance profile, and a cognitive and sensory performance profile, presenting a sequence of stimuli to a subject, the sequence of stimuli based on the selected profile category, acquiring physiological signals of the subject before, during, and after the presenting the sequence of stimuli to produce physiological data, and processing the physiological data to generate an information set including one or more quantitative values associated with the selected profile category.

Abstract: A headset for detecting brain electrical activity may include a flexible substrate having first and second ends each configured to engage an ear of a subject and dimensioned to fit across the forehead of a subject. The headset may also include a plurality of electrodes disposed on the substrate and configured to contact the subject when the headset is positioned on the subject. First and second electrodes may contact top center and lower center regions of the forehead, respectively, third and fourth electrodes may contact front right and front left regions of the forehead, respectively, fifth and sixth electrodes may contact right side and left side regions of the forehead, respectively, and electrodes included within the securing devices may contact the ear regions. The third and fourth electrodes may be moveable in at least a vertical direction relative to the other electrodes.

Abstract: Apparatus and methods for use in connection with receiving signals from a human subject's head through the scalp thereof includes a removable headset having a plurality of electrode stations and intermediate portions. Each electrode station includes an electrode aperture extending therethrough and a biasing flap coupled to the headset and at least partially aligned over the associated electrode aperture. A plurality of removable electrodes is releasably engageable with the headset and configured to be releasably suspended within the electrode apertures and biased between the headset and the subject's head by the associated biasing flaps.

Abstract: A system for accessing a surgical target site and related methods, involving an initial distraction system for creating an initial distraction corridor, and an assembly capable of distracting from the initial distraction corridor to a secondary distraction corridor and thereafter sequentially receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site.

Abstract: A system for accessing a surgical target site and related methods, involving an initial distraction system for creating an initial distraction corridor, and an assembly capable of distracting from the initial distraction corridor to a secondary distraction corridor and thereafter sequentially receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site.

Abstract: A diagnostic headband has an elongated body with two ends. A mechanism couples the two ends with one another. At least one first lead is coupled with the body. At least one second lead extends from the body. The leads couple with lead pads on the user. An electrical harness is coupled with the body. The electrical harness electrically couples with the at least one first and second leads.

Abstract: A biological signal measuring equipment used in a measurement of a biological signal in a head portion, has a jaw contact portion that comes into contact with a forehead; an occiput contact portion that comes into contact with an occiput; and a supporter that is interposed in a front and rear direction of the head portion and is supported by the head portion by using the jaw contact portion and the occiput contact portion as ends. The biological signal measuring equipment performs the measurement in the same manner as the case of measuring a wave motion of a short period, even in the case of measuring the wave motion of a long period generated in a head portion.

Abstract: An arrangement is disclosed for carrying out electrode measurements on the surface of the skin of a patient's head for recording the electrical activity of the brain, the arrangement including a matrix electrode configuration, which includes a body part of non-conductive material conforming to the contours of the surface of the skin. The arrangement includes electrodes for producing the measurement data connected to the body part, means for transmitting the measurement data connected to the body part, and a measurement data unit for receiving the measurement data transmitted by the means for further processing of the measurement data. The body part can include an electrode placement configuration for maintaining the mutual placements of the electrodes with respect to one another and an active attachment surface located between the electrodes and the surface of the skin to produce measurement data.

Abstract: Provided is a stretchable circuit board having a sheet-like stretchable base capable of stretching and contracting, a stretchable interconnect part formed on or above at least one major surface of the stretchable base, and an external terminal connected to the interconnect part; the stretchable circuit board has a reinforcing area having in-plane rigidity higher than that of the stretchable base, and a stretchable area which remains after excluding the reinforcing area; the interconnect part is formed across a boundary part between the reinforcing area and the stretchable area; and a sheet-like stretchable auxiliary member capable of stretching and contracting is provided to the boundary part having the interconnect part formed therein.

Abstract: A system for accessing a surgical target site and related methods, involving an initial distraction system for creating an initial distraction corridor, and an assembly capable of distracting from the initial distraction corridor to a secondary distraction corridor and thereafter sequentially receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site.

Abstract: A biosignal measurement device is proposed which can improve measurement accuracy without forcing an excessive burden on subjects. A biosignal measurement device used for measurement of a biosignal in a head includes a support that can support the head, and an electrode provided to the support. The electrode has a plurality of teeth each including an annular portion in which a pair of linear members having conductivity are formed in an annular shape, and a rod-like portion in which the pair of linear members are wound in opposite directions and formed in a rod-like shape. The rod-like portion in each of the plurality of teeth is directly or indirectly fixed at one end to the support.

Abstract: Example apparatus and methods for gathering electroencephalographic signals are disclosed herein. An example apparatus includes a band to be worn on a head of a person and a first strip adjustably coupled to the band. The example apparatus also includes a first set of electrodes coupled to the first strip to gather a first set of signals from the head and a magnetic fastener to couple the first strip to the band.

Abstract: The invention relates to a device comprising a number of electrode assemblies (10), which can be applied to the skin surface (4) of an animal or human being and by means of which voltages and currents can be tapped from the skin surface (4), and comprising a flexible, in particular extendable, retaining element (6) formed by a planar or film-like molded part. According to the invention, the electrode assemblies (10) comprise a main body (1) and a number of pin electrodes (2) that protrude from the main body (1) in the same direction, the electrode assemblies (10) are fastened to the retaining element (6), and the main body (1) of the respective electrode assembly (10) is connected to the retaining element (6), wherein the pin electrodes (2) of all electrode assemblies (10) protrude in the same direction.

Abstract: A device is presented for use in an EEG measurement performed in the presence of a magnetic field. The device includes a wiring array for connecting an electrodes arrangement to an electroencephalogram (EEG) monitoring device. The wiring array includes sampling lines arranged to form first and second groups of sampling lines, arranged in a spaced-apart substantially parallel relationship extending along first and second axes respectively, at least some of the sampling lines being wire bundles including a plurality of wires for connecting to a corresponding plurality of electrodes of the EEG electrodes arrangement; the first and second groups of sampling lines intersect with each other to form a net structure when placed on area of measurement. The wiring array thereby enable generation of EEG data characterized by reduced motion artifact and/or reduced gradient artifact associated with the presence of the magnetic field during the EEG measurement.

Abstract: Example headsets and methods for gathering electroencephalographic signals are disclosed herein. An example headset includes an adjustment assembly including a first support to be disposed on a first side of a head of a person and a second support to be disposed on a second side of the head of the person. The example headset also includes an adjustor operatively coupled to the first support. Further, the example headset includes an electrode strip and a tension strap having a first end operatively coupled to the adjustor and a second end operatively coupled to the second support.

Abstract: Example headsets and methods for gathering electroencephalographic signals are disclosed herein. An example headset includes an adjustment assembly including a first support to be disposed on a first side of a head of a person and a second support to be disposed on a second side of the head of the person. The example headset also includes an adjustor operatively coupled to the first support. Further, the example headset includes an electrode strip and a tension strap having a first end operatively coupled to the adjustor and a second end operatively coupled to the second support.

Abstract: This holder set is provided with: an optical bioinstrumentation holder which has at least two probe mounting units into which are inserted light-transmitting probes which irradiate light from the tip, or light-receiving probes which receive light from the tip, and which is mounted on the subject's head; and a electroencephalograph holder which has at least one electrode mounting unit into which an EEG electrode is inserted which detects the potential difference with a reference electrode. This optical bioinstrumentation holder is provided with a linear trunk unit extending in a first direction, and at least two linear branches extending in a second direction different from the first direction, and the electroencephalograph holder is provided with a linear trunk unit extending in a first direction, and at least one linear branch extending in the direction opposite to said second direction.

Abstract: A stimulation electrode arrangement for a device (10) for electrostimulation of the eye is described, the device (10) having a spectacles-like frame (11) with a nosepiece (12), an arrangement, connected to the nosepiece (12), for holding the frame (11) on the head of the patient, and at least one electrode holder (24, 25), arranged on the nosepiece (12) in adjustable fashion, for the wire-shaped stimulation electrode (26, 27). The stimulation electrode arrangement comprises an electrode carrier, which can be attached to the electrode holder (24, 25) in detachable fashion and on which the stimulation electrode (26, 27) is arranged.

Abstract: The present invention relates to hair band EEGs. More particularly, the present invention relates to hair bands.