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Surgery > Diagnostic Testing > Detecting Brain Electric Signal Detecting Brain Electric SignalDetecting Brain Electric Signal patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.12/14/06 - 20060282004 - Neurophysiological central auditory processing evaluation system and method A system and method of central auditory processing testing and evaluation provides for identifying clinically relevant neural synchrony in the auditory brainstem pathway. The system or method finds use as a tool to evaluate auditory processing disorders, and hence, potential auditory system and/or learning disabilities. The system or method may ... 12/07/06 - 20060276720 - Method of using dermatomal somatosensory evoked potentials in real-time for surgical and clinical management Methods, computer systems and apparatus are provided for neurophysiological assessment, specifically evaluation of mixed and dermatomal nerve conduction latencies and amplitudes, as well as electrophysiological evaluation of spontaneous electromyogram. Software guides the user through protocol selection, electrode placement, baseline determinations, comparisons to normal data, post-manipulation comparisons, displayed warning of pathological ... 12/07/06 - 20060276719 - Methods and systems for denoising a neural recording signal Methods of denoising a neural recording signal include correlating a neural recording signal with a number of basis functions to obtain a number of weights and then multiplying the weights with the basis functions to obtain a denoised neural recording signal. The basis functions are derived using principal component analysis. ... 11/23/06 - 20060264774 - Neurologically controlled access to an electronic information resource A method and system for an embeddable electronic information resource which may be cognitively enabled by a human host using a neurological electronic interface. In an embodiment, the electronic information resource is provided as an RFID device or an ISO-14443 compatible device. The various embodiments allow the human host to ... 11/16/06 - 20060258950 - Method and apparatus for utilizing amplitude-modulated pulse-width modulation signals for neurostimulation and treatment of neurological disorders using electrical stimulation A computing device-controlled system is described for the generation of amplitude-modulated pulse-width modulation (AMPWM) signals for use in treating neurological dysfunction via cranial neurostimulation, where the AMPWM signal is specifically designed to minimize the electrical impedance of the tissues of the head. A low-frequency carrier signal is determined for the ... 10/05/06 - 20060224077 - Analysis of a skin reactivity and hypersensitivity Methods for non-invasive, in vivo determination of the conductivity of nerves in a region of skin and apparatus for carrying out such methods are described, wherein the methods comprise: (a) providing a skin substrate to be analyzed; (b) applying a first non-invasive electrode to a measuring point of the skin ... 09/28/06 - 20060217628 - Determination of the anesthetic state of a patient The invention relates to the determination of the anesthetic state of a patient. In order to achieve a mechanism that enables establishment and maintenance of balanced anesthesia, values are established for a set of diagnostic indices. The set includes at least two diagnostic indices of which a first diagnostic index ... 09/07/06 - 20060200038 - Noninvasive nonlinear systems and methods for predicting seizure The present invention relates to methods and devices for noninvasive nonlinear prediction of ictal onset in patients afflicted by neurological disease. In particular, the present invention provides methods and devices for noninvasive nonlinear prediction of seizures in patients afflicted with epilepsy. The devices and methods preferably being based on analysis ... 08/31/06 - 20060195042 - Biological interface system with thresholded configuration A system and method for a biological interface system that processes multicellular signals of a patient and controls one or more devices is disclosed. The system includes a sensor that detects the multicellular signals and a processing unit for producing the control signal based on the multicellular signals. The system ... 08/24/06 - 20060189881 - Implantable signal amplifying circuit for electroneurographic recording An implantable microvolt-level signal amplifying circuit may be used for resolving electrical signals generated by nerves in the presence of larger amplitude signals generated by muscles, the heart, or external noise sources. The circuit has a low-noise, high Common Mode Rejection Ratio (CMRR) preamplifier, followed by a cascade of stages, ... 08/17/06 - 20060184058 - Aptitude testing A method of assessing the cognitive aptitude of a subject to a predetermined task, the method including the steps of: (i) presenting to the subject a group of cognitive tasks; (ii) detecting brain response signals from the subject during presentation of the group of cognitive tasks; (iii) calculating SSVEP amplitude, ... 07/27/06 - 20060167370 - System and method for prediction of adverse events during treatment of psychological and neurological disorders The present invention is a system and method of deriving and computing features and indices that predict the likelihood of psychological and neurological adverse events such as suicidal thoughts and/or actions. The method of the present invention further predicts the likelihood of suicidal thoughts and/or actions prior to and or ... 07/27/06 - 20060167369 - Methods for identifying neuronal spikes A method for identifying neuronal spikes (extracellular action potentials) is described wherein measured microelectrode readings from tissue are reviewed to identify spikes (successive readings having prolonged rises and/or falls). The frequency of such spikes as a function of their amplitude assumes a bimodal distribution wherein higher amplitude spikes represent neuronal ... 07/27/06 - 20060167368 - Method and apparatus for providing improved assessment of a physiological condition of a patient In a method and apparatus for providing an indication suitable for assessing a physiological condition of a patient, at least two biosignals are obtained from the patient. The biosignals contain at least one common physiological data component, such as an EEG or EMG component. An analysis of each of the ... 07/20/06 - 20060161072 - System for displaying Each of a plurality of electroencephalographs is adapted to measure electroencephalograms of a patient and to be connected to a communication network. Each of the electroencephalographs is operable to analyze the electroencephalograms to generate electroencephalogram information. Each of a plurality of cameras is adapted to monitor a state that the ... 07/06/06 - 20060149160 - System and method for eeg imaging of cerebral activity using small electrode sets The invention provides a method of estimating cerebral sources of electrical activity from a small subset of EEG channels utilizing existing methods to provide a 3-dimensional, discrete, distributed, linear solution to the inverse problem using inputs consisting of a small number of EEG channels (e.g., 4 channels) augmented with synthetic ... 06/22/06 - 20060135881 - System and method for monitoring or treating nervous system disorders A medical device system for comparing a cardiopulmonary signal to a brain signal. In one embodiment of the invention, a medical device system is provided that includes a brain monitoring element, respiratory monitoring element and a processor. The processor is configured to receive a brain signal from the brain monitoring ... 06/22/06 - 20060135880 - Identification of a dominant signal component in a biosignal The invention seeks to provide a method and a system for identifying a dominant signal component in a biosignal including at least two signal components. A biosignal including a first signal component having a first frequency range and a second signal component having a second frequency range is obtained from ... 06/22/06 - 20060135879 - Method of monitoring brain function A method for assessing brain state by analysing mammalian brain electroencephalogram (“EEG”) recordings using an eighth order autoregressive and fifth order moving average discrete time equation. ... 06/15/06 - 20060129056 - Electrocorticography telemitter Methods, systems, and articles of manufacture provide for wireless communications of brain signals from electrode implants to an external receiver for analysis of the brain signals. The analyzed brain signals are used to locate abnormal brain activity in a subject, such as epileptic seizure foci, or to localize task-specific brain ... 06/08/06 - 20060122529 - Low noise amplifier for electro-physiological signal sensing A reliable, safe, accurate, low noise, inexpensive, portable amplifier circuit is adapted to accurately amplify both AC and DC neural response signals. A patient or subject is electrically connected to a multi-channel system for electrically measuring the patient's AC and DC neural response signals at a plurality of locations using ... 05/25/06 - 20060111644 - Patient-specific seizure onset detection system The present invention provides methods and systems for patient-specific seizure onset detection. In one embodiment, at least one EEG waveform of the patient is recorded, and at least one epoch (sample) of the waveform is extracted. The waveform sample is decomposed into one or more subband signals via a wavelet ... 05/11/06 - 20060100538 - Device for detecting electrical potentials of the forehead region of a patent A device for detecting electrical potentials in the forehead area of a patient has a transverse member adapted to rest against the forehead of the patient, a vertical member extending crosswise to the transverse member and a mask on the vertical member. Electrodes are provided on the transverse members at ... 05/04/06 - 20060094974 - Systems and methods for detecting brain waves A system for monitoring brain waves includes a detection electrode that is detects brain waves and is located on the part of the ear that is in or above the ear canal. The detection electrode also generates a brain wave data signal. A reference electrode is included in the system, ... 05/04/06 - 20060094973 - Division approximation for implantable medical devices Methods and devices for performing division approximation in implantable and wearable self-powered medical devices. The present invention provides rapid methods for performing an approximation of division on fixed point numbers, where the methods are easily implemented in small, low power consumption devices as may be found in implantable medical devices. ... 04/06/06 - 20060074336 - Method for the spatial mapping of functional brain electrical activity The present invention discloses methods and systems for monitoring and evaluating brain electrical activity. Methods are provided for obtaining local synchrony information relating to regions of a brain. Methods are provided that include obtaining EEG information from an infant subject, and using the obtained EEG information in obtaining local coherence ... 03/23/06 - 20060064028 - Method for drawing up data which can be used to assess cognitive or sensomotor capabilities or capacities of people subjected to a test In order to draw up data which can be used to assess the cognitive or sensomotor capabilities or capacities of people subjected to a test, measuring samples collected by measuring methods known per se (e.g. magnetoencephalography or electro-encephalography) and representing the cerebral activities of the test person, are recorded in ... 02/23/06 - 20060041203 - Methods, systems, and computer program products for neural channel selection in a multi-channel system Methods, systems, and computer program products for transmitting neural signal information. Methods, systems, and computer programs products are disclosed for neural channel selection in a multi-channel system. A method according to one embodiment can include a step for receiving a plurality of neural signals on a first plurality of channels. ... 01/19/06 - 20060015034 - Analysis method and real time medical or cognitive monitoring device based on the analysis of a subject's cerebral electromagnetic use of said method for characterizing and differenting physiological and pathological states A method for analyzing synchronizations of the electroencephalography of an individual using a set of sensors starting from cerebral electromagnetic analysis of the individual. The method creates a database by acquisition and digitization of electrophysiological signals output from the sensors, and calculates the degree of synchronization existing between all pairs ... 01/12/06 - 20060009709 - Detection of encephalopathy The invention relates to detection of encephalopathy based on EEG signal data obtained from a patient. A first signal component is derived from the EEG signal data, the first signal component representing low frequencies of the EEG signal data. A first parameter indicative of disorder in the first signal component ... 12/22/05 - 20050283090 - Method and apparatus for identifying constituent signal components from a plurality of evoked physiological composite signals A novel application of independent component analysis (ICA) to data acquired by a single sensor. The technique exploits the unique relationship between multiple physiologic (source) and electronic (artifact) components in surface recorded sensory nerve action potential (SNAP) waveforms that are evoked by different activating magnitudes. A forward model of the ... 12/08/05 - 20050273017 - Collective brain measurement system and method A method of providing diagnosis capability, diagnosis of the effects of treatment or diagnosis of distinctive capabilities of a test subject, the method can comprise the steps of: (a) carrying out a series of tests on a group of subjects of at least two modal measures, the modal measures comprising ... 10/13/05 - 20050228306 - System and method for filtering and detecting faint signals in noise A system and method for filtering and detecting faint signals in noise by placing a filter prior to an amplifier. In particular, a system for filtering differential signals includes: a signal receiver for receiving a differential signal; a prefiltering network connected to the receiver for filtering the differential signal prior ... 09/29/05 - 20050215916 - Active, multiplexed digital electrodes for eeg, ecg and emg applications A biopotential measurement system incorporates a revolutionary approach to the acquisition of signals such as Electroencephalograms (EEG), Electrocardiograms (ECG), and Electromyograms (EMG) by incorporating active, digital electrodes that amplify and digitally convert biopotential signals at the source, thereby eliminating noise and signal degradation issues. This is to date the most ... 09/08/05 - 20050197590 - System for the prediction, rapid detection, warning, prevention, or control of changes in activity states in the brain of a subject A system (10) analyzes signals representative of a subject's brain activity in a signal processor (12) for information indicating the subject's current activity state and for predicting a change in the activity state. One preferred embodiment uses a combination of nonlinear filtering methods to perform real-time analysis of the electro-encephalogram ... 08/18/05 - 20050182338 - Monitoring the neurological state of a patient The invention relates to monitoring the neurological state of a patient. In the method invention, both cortex- and subcortex-related biosignal data are obtained from the patient, the subcortex-related biosignal data including at least bioimpedance signal data. A first indicator is calculated based on the cortex-related biosignal data, the first indicator ... 07/28/05 - 20050165323 - Physiological signal monitoring apparatus and method Preferred embodiments of the invention employ a portable and wearable EEG monitoring device having a patient-worn amplifier releasably coupled to a host computer for transmitting EEG signals. When patient disconnection from the host computer is desired, a portable operations device (POD) can be connected to the amplifier. Preferably upon detecting ... 07/21/05 - 20050159671 - Method for diagnosing, detecting, and monitoring brain function including neurological disease and disorders The present invention provides a method for diagnosing, detecting and monitoring brain function, especially neurological diseases and disorders. This invention examines the output of a neurological monitoring device such as an electroencephalography (EEG) recording. The EEG recording is often taken while a person is engaged in a specific neurological task ... 07/21/05 - 20050159670 - Method for imaging information, change in information, and computation in the brain Standard brain imaging methods portray neurological properties such as perfusion (blood flow), sucrose uptake, or basic anatomical features. These depictions are all secondary to the primary function of the brain which is information processing and computation. The present invention provides for an imaging method based directly on brain function. It ... 07/21/05 - 20050159669 - Domestic area telephone system and operating method for automatic reminder generation In a telephone system for domestic area and operating method therefor, the telephone system outputs predeterminable signals (respectively associated with a predeterminable message) perceptible by a person at predeterminable points in time. The content of the messages, the type of the signals to be output and the points in time ... 07/21/05 - 20050159668 - Decoding of neural signals for movement control A brain machine interface for decoding neural signals for control of a machine is provided. The brain machine interface estimates and then combines information from two classes of neural activity. A first estimator decodes movement plan information from neural signals representing plan activity. In one embodiment the first estimator includes ... 07/07/05 - 20050148898 - Nerve stimulator measuring device A nerve stimulator measuring device used to measure the length of electrical conduction of a nerve using a standard electrical nerve stimulator. The device includes an outer housing attached or integrally formed on the cathode probe on the standard nerve stimulator. Mounted on the two probes or located inside the ... 06/23/05 - 20050137494 - Method and apparatus for determining the cerebral state of a patient using generalized spectral entropy of the eeg signal A method and apparatus for ascertaining the cerebral state of a patient using generalized spectral entropy of the EEG signal. ... 06/23/05 - 20050137493 - Apparatus and method for recognizing positive/negative intention using fine change of gamma wave of brainwave Provided are an apparatus and a method for recognizing positive/negative intention using a fine change of gamma wave of a brainwave comprising the steps of detecting the brainwave from a head of a user, receiving and amplifying the brainwave detected from the step of detecting the brainwave, converting the amplified ... 06/23/05 - 20050137492 - Detection of acoustic nerve tumors A method of predicting a tumor of the auditory nerve based on the latency of the auditory brainstem response (ABR) in the presence of a tumor. The ABR is masked using white noise and derived bands are calculated. The wideband (WB) response is also recorded. The derived bands are transformed ... ### FreshPatents.com Support |