Application US20190388020

System and Method for Treating and Preventing Cognitive Disorders
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US20190388020

1 . A method for treating an individual with a cognitive disorder, the method comprising: (7) (1)

stimulating an individual's brain using one or both of sensory stimulation and an electrical current; and while the individual's brain is being stimulated:receiving signals indicating gamma frequency oscillatory activity in the individual's brain induced by the stimulation;generating feedback information based on the signals indicating the gamma frequency oscillatory activity in the individual's brain;outputting the feedback information in a feedback loop; andenhancing entrainment of gamma frequency induced by the stimulation in the individual's brain responsive to the feedback information in the feedback loop.

2 . The method of claim 1 wherein stimulating an individual's brain using one or both of sensory stimulation and an electrical current comprises outputting one or more steady-state stimuli at one or more modalities to the individual. (1) (0)

3 . The method of claim 2 wherein outputting one or more steady-state stimuli at one or more modalities to the individual comprises outputting the one or more steady-state stimuli in the gamma frequency via a video game interface. (2) (0)

7 . The method of claim 1 wherein enhancing entrainment of gamma frequency induced by the stimulation comprises: (0) (2)

8 . The method of claim 1 wherein the method is performed while the individual is asleep. (0)

9 . The method of claim 1 further comprising: (1) (3)

determining a sleep-stage of the individual based on the feedback information;

automatically adjusting one or more parameters associated with the one or both of the sensory stimulation and the electrical current being used to stimulate the individual's brain based on the feedback information and the determined sleep-stage; and

while the individual remains asleep, continuing to stimulate the individual's brain using the one or both of the sensory stimulation and the electrical current according to the adjusted one or more parameters without interrupting the sleep-stage of the individual.

10 . The method of claim 9 further comprising terminating the stimulation of the individual's brain responsive to determining that the stimulation is interrupting the sleep-stage of the individual. (0)

11 . The method of claim 1 further comprising optimizing the gamma frequency oscillatory activity induced by the one or both of the sensory stimulation and the electrical current, wherein optimizing the gamma frequency oscillatory activity comprises: (0) (2)

12 . The method of claim 1 wherein enhancing entrainment of the gamma frequency further comprises applying the electrical current to one or more areas of the individual's brain to induce or amplify the gamma frequency oscillatory activity in the individual's brain. (0)

13 . The method of claim 1 wherein the method is performed in at least one of a Virtual Reality (VR) environment, an Augmented Reality (AR) environment, and a Mixed Reality (MR) environment. (0)

14 . A computing device for treating an individual with a cognitive disorder, the computing device comprising: (4) (2)

communications interface circuitry configured to with an Electroencephalography (EEG) device attached to an individual being treated for a cognitive disorder; and

processing circuitry operatively coupled to the communications interface circuitry, and configured to: stimulate an individual's brain using one or both of sensory stimulation and an electrical current; and while the individual's brain is being stimulated:receive EEG signals indicating gamma frequency oscillatory activity in the individual's brain induced by the stimulation;generate feedback information based on the EEG signals indicating the gamma frequency oscillatory activity in the individual's brain;output the feedback information in a feedback loop; andenhance entrainment of gamma frequency induced by the stimulation in the individual's brain responsive to the feedback information in the feedback loop.

15 . The computing device of claim 14 wherein to stimulate the individual's brain, the processing circuitry is configured to output one or more steady-state stimuli at one or more modalities in the gamma frequency via a video game interface. (1) (0)

17 . The computing device of claim 14 wherein the feedback information comprises data indicating a strength of the gamma frequency oscillatory activity in the individual's brain as indicated by the EEG signals, and wherein to output the feedback information in the feedback loop, the processing circuitry is configured to generate one or more input signals based on the strength of the induced gamma frequency activity to control a behavior of an avatar displayed on the video game interface. (0)

18 . The computing device of claim 14 wherein the individual is asleep during treatment, and wherein while the individual is asleep, the processing circuitry is further configured to: (2) (3)

determine a sleep-stage of the individual based on the feedback information;

automatically adjust one or more parameters associated with the one or both of the sensory stimulation and the electrical current being used to stimulate the individual's brain based on the feedback information and the determined sleep-stage; and

19 . The computing device of claim 18 wherein the processing circuitry is configured to terminate the stimulation of the individual's brain responsive to determining that the stimulation is interrupting the sleep-stage of the individual. (0)

20 . The computing device of claim 18 wherein the processing circuitry is further configured to: (1) (3)

select a set of one or more parameters for the one or both of the sensory stimulation and the electrical current based on a result of an optimization algorithm;

adjust the set of one or more parameters based on the result of the optimization algorithm; and

continue stimulating the individual's brain using the one or both of the sensory stimulation and the electrical current according to the adjusted set of one or more parameters to optimize the gamma frequency oscillatory activity induced in the brain of the individual by the steady-state stimulus.

21 . The computing device of claim 20 wherein the processing circuitry is further configured to apply the electrical current to one or more areas of the individual's brain to induce or amplify the gamma frequency oscillatory activity in the individual's brain. (0)

22 . The computing device of claim 14 wherein the computing device comprises one of a Virtual Reality (VR), Augmented Reality (AR), and Mixed Reality (MR) headset. (1) (0)

24 . A non-transitory computer-readable medium having a control application program stored thereon that, when executed by processing circuitry of a computing device, causes the computing device to: (0) (2)

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Application US20190388020

System and Method for Treating and Preventing Cognitive Disorders

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