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Class 600/546 - Detecting muscle electrical signal


Subclass of Class 600 - Surgery
Definition: Subject matter for detecting changes in electrical potential
No. of patents: 396
Last issue date: 05/15/2012


1                    
NumberTitleIssue Date
8180442Deriving patient activity information from sensed body electrical information
Electrodes of a subcutaneous monitoring system receive body electrical signals that indicate both cardiac and non-cardiac muscle activity. In general, non-cardiac muscle activity is often correlated with physical activity, and physical activity is typically a strong...
05/15/2012
8170656Wearable electromyography-based controllers for human-computer interface
A “Wearable Electromyography-Based Controller” includes a plurality of Electromyography (EMG) sensors and provides a wired or wireless human-computer interface (HCl) for interacting with computing systems and attached devices via electrical signals generated by ...
05/01/2012
8160689Method of and apparatus for monitoring of muscle activity
Apparatus for monitoring muscle activity, apparatus comprising means for providing signals indicative of muscle activity, for example EMG-signals, means for processing of signals in order to detect a particular activity and means for providing a feedback signal, whe...
04/17/2012
8126542Methods for performing physiological stress tests
Systems and methods are provided for evaluating the risk of stress-related injury associated with a predetermined activity. One embodiment involves collecting physiological data while a subject performs a predetermined task, collecting psychological data while the s...
02/28/2012
8078273Detection and classification of neuromuscular late wave activity for the assessment of neuromuscular function
A method for the assessment of neuromuscular function by the detection and classification of late wave activity, comprising: (i) pre-processing an ensemble of traces so as to attenuate noise, PFI and baseline disturbances; (ii) identifying time segments of late wave...
12/13/2011
8055334Evaluation of gastrointestinal function using portable electroviscerography systems and methods of using the same
Portable electroviscerography systems are provided. Aspects of the systems include a body-associated receiver and an ingestible identifier unit, both of which are configured to detect visceral electrical signals. The system communicates with an extra-corporeal data ...
11/08/2011
8032210EMG diagnostic system and method
A system for detecting and analyzing electrical activity in the anatomy of an organism underlying an electromyographic (EMG) sensor device provides signals corresponding to electrical activity adjacent each electrode of sensor device. A method using the system may c...
10/04/2011
8027716System and methods for performing surgical procedures and assessments
The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a...
09/27/2011
8005535System and methods for performing surgical procedures and assessments
The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a...
08/23/2011
8000782System and methods for performing surgical procedures and assessments
The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a...
08/16/2011
7996076Automated polysomnographic assessment for rapid eye movement sleep behavior disorder
Methods and systems for diagnosing or assessing rapid eye movement sleep behavior disorder (RBD). Muscle tone or activity variance during rapid eye movement (REM) and non-rapid eye movement (NREM) sleep intervals of a polysomnogram are compared. A threshold based on...
08/09/2011
7957794System and method for transducing, sensing, or affecting vaginal or body conditions, and/or stimulating perineal musculature and nerves using 2-way wireless communications
A system for sensing vaginal conditions or for affecting vaginal or body conditions in a mammal. The system includes a portable probe unit and a separate controller unit, both of which include two-way communication devices to both transmit signals to, and receive si...
06/07/2011
7894891Diffusion-based magnetic resonance methods for characterizing bone structure
A method of in vitro or in vivo nuclear magnetic resonance and/or magnetic resonance imaging, to determine bone properties by measuring the effects of molecular diffusion inside the bone specimen to derive parameters that are related to the structure of the trabecul...
02/22/2011
7860562External force control method, external force control system and external force control program
A method of controlling an external force applied to an animal to achieve as a target relation the relation between the external force and a motion variable varying with the motion of the animal. A value of an external force f applied to a human leg according to an ...
12/28/2010
7848797Motor unit number estimation (MUNE) for the assessment of neuromuscular function
A method for the assessment of neuromuscular function by motor unit number estimation, comprising: (i) determining and controlling stimulation and data acquisition process via pre-configured electrode array so as to acquire stable and less uncertainty MU responses; ...
12/07/2010
7831302Monitoring electrical muscular activity
A method of monitoring electrical activity non-invasively (such as uterine activity) which includes applying a localized group of electrodes to a patient's skin and monitoring signals thereon. The electrodes are localized sufficiently such that their muscular signal...
11/09/2010
7809435Adjustable wireless electromyography sensor and system
An adjustable, wireless electromyography (EMG) sensor includes a first sensor portion and a second sensor portion. The first sensor portion includes a first measurement attachment point, a wireless transmitter, and a control circuit. The control circuit controls the...
10/05/2010
7764990Method and device for measuring exercise level during exercise and for measuring fatigue
A method for measuring exercise level during exercise and for measuring fatigue, in which method electrical signals produced by active muscles are measured with a measuring device and feedback is given from an exercise with a perceivable signal from a feedback devic...
07/27/2010
7725175System and method for neuromuscular reeducation
A system and a method that promotes the restoration of physical functions of the neuromuscular system by incorporating into one device the treatment modalities of biofeedback based repetitive practice, includes an actuator, a joint position measurement system, a for...
05/25/2010
7693572Workability evaluating apparatus, workability evaluating method, and workability evaluating program
A workability evaluating apparatus comprises a myoelectric potential detecting unit, a signal processing unit, an arithmetic operation unit, and an output unit. The myoelectric potential detecting unit detects time-series fluctuations in myoelectric potentials of at...
04/06/2010
7689275Method and apparatus for determining an EMG signal
A method and apparatus for filtering an electromyogram (EMG) signal from a raw signal which includes a contribution from an electrocardiogram (EKG) signal is disclosed. The method includes the steps of estimating an attribute (such as a Fourier transform) of both th...
03/30/2010
7664544System and methods for performing percutaneous pedicle integrity assessments
The present invention involves systems and related methods for performing percutaneous pedicle integrity assessments involving the use of neurophysiology. ...
02/16/2010
7657308System and methods for performing dynamic pedicle integrity assessments
The present intention involves systems and related methods for performing dynamic pedicle integrity assessments involving the use of neurophysiology. ...
02/02/2010
7634311Method, device and computer program product for filtering an EMG signal out of a raw signal
In a method, device and computer program product for extracting an EMG signal out of a raw signal obtained with a number of electrodes, the electrodes being adapted to interact with a patient to obtain signals from the patient's diaphragm on respective channels asso...
12/15/2009
7620450Method and system for removing noise by using change in activity pattern
A noise removal method and system using a change in activity pattern, in which it is recognized that noise components exist in different frequency bands and different filters for removing noise are stored according to each activity pattern, thereby optimally removin...
11/17/2009
7616988System and method for detecting an involuntary muscle movement disorder
Methods and systems are directed to evaluating a pathological condition and involve acquiring muscle movement signals, such as electromyogram (EMG) or accelerometer signals, and detecting the presence of the pathological condition. Methods and systems also provide f...
11/10/2009
7593768Detection of smooth muscle motor activity
A system and method for determining smooth muscle motor activity in body organs. The system comprises electrodes for recording an analog signal in the subject's body, an analog to digital converter that converts the analog signal to a digital signal and a processor....
09/22/2009
7577476System and method for transducing, sensing, or affecting vaginal or body conditions, and/or stimulating perineal musculature and nerves using 2-way wireless communications
A system and method are provided for transducing vaginal conditions, affecting vaginal or body conditions, and/or stimulating perineal musculature and nerves. A separate, portable, non-implanted intravaginally containable combination probe and transceiver is provide...
08/18/2009
7532925Apparatus and method of evaluating degree of work comfort
An apparatus and method for evaluating the degree of work comfort of a user is disclosed. A pair of sensors detect myoelectric potentials of a pair of bilaterally symmetrical muscles. A waveform processing unit generates a synchronous contraction waveform by either ...
05/12/2009
7522953System and methods for performing surgical procedures and assessments
The present invention involves systems and related methods for performing surgical procedures and assessments, including the use of neurophysiology-based monitoring to: (a) determine nerve proximity and nerve direction to surgical instruments employed in accessing a...
04/21/2009
7493157Devices and methods for the non-invasive detection of spontaneous myoelectrical activity
A method of detecting neuromuscular pathology in an individual is disclosed comprising the steps of placing a detector on the skin surface of the individual substantially adjacent to a skeletal muscle; obtaining signals from the detector; processing the signals; and...
02/17/2009
7486988Method and system for adaptive vision modification
Methods and systems for modifying or enhancing vision are described. In exemplary embodiments, neural or neuromuscular activity is analyzed to determine a focus or other quality of a visual input, and the focus or quality information used as a basis for controlling ...
02/03/2009
7486987Work comfort evaluating device and work comfort evaluating method
A work comfort evaluating device is a device for evaluating a level of comfort of work by measuring myoelectric potentials of plural muscles when the work is done by antagonistic activities of the muscles. The device has a pair of detecting sensors, an amplifier, a ...
02/03/2009
7467010Stress-at-work evaluating device and method
A stress-at-work evaluating device evaluates a stress of a subject at work by measuring activities of one of the right and the left masseter muscles, the work including exercise of arms or feet of the subject. The device evaluates the stress from a normalized intens...
12/16/2008
7447542Three-dimensional monitoring of myographic activity
A system comprising an electromyogram (EMG) system operative to sense electromyographic activity generated in a muscle, at least one position sensor, and a processor in communication with the EMG system and the at least one position sensor, the processor operative t...
11/04/2008
7433733Motion measurement method, motion measurement system, and motion measurement program
A method, system, and program enabling a variable varying with an animal's motions to be accurately measured. First, a reference relational expression representing a relation between myoelectric potentials and motion is set on the basis of the myoelectric potentials...
10/07/2008
7427271Diagnosis of fertility status by folliculogenesis monitoring in the vagina
Methods and apparatus for interpreting vaginal measurement data by electronic means without the need for the user to take part in the data interpretation process. More specifically, an intelligent probe monitors folliculogenesis and correlates the ovarian function d...
09/23/2008
7421293Stress-at-work judging apparatus, stress-at-work judging program, and stress-at-work judging method
A stress-at-work judging apparatus, program, and method for judging the stress exerted on the subject at work such as steering of a vehicle by the subject. An myoelectric potential signal of the masseter muscle is inputted during an object work carried out by the ac...
09/02/2008
RE40470Body function measuring apparatus
Body function measuring apparatus which provides: (1) an indication of the body function being measured, and (2) a loose probe condition by determining that the difference between the rate of change of a first body function signal, developed by a first sensor in the...
08/26/2008
7407485Monitoring pain-related responses of a patient
The invention relates to monitoring of pain-related responses in a patient in order to detect the level of pain experienced by the patient. At least one first measurement signal is acquired from the patient and at least one of the signals is transformed into a norma...
08/05/2008
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