HIGH DENSITY EEG SYSTEM FOR PRECISION PSYCHIATRY

    公开(公告)号:WO2021248014A1

    公开(公告)日:2021-12-09

    申请号:PCT/US2021/035925

    申请日:2021-06-04

    Abstract: A system for precision psychiatry includes a wearable device including a cap and EEG electrodes attached thereto, the cap configured to be placed over a head of a user and including a plurality of first linear actuators configured to expand and contract to increase and decrease a size of the cap, respectively, the EEG electrodes connected to the cap via a plurality of second linear actuators configured to expand and contract to move the EEG electrode toward and away from, respectively, a scalp of the user, a processing device configured to be connected to the EEG electrodes of the wearable device to know the 3-D location of the EEG electrodes and to receive brain activity signals therefrom, the processing device generating a neurofeedback signal based on a detected aberrant brain activity, and a feedback device providing the neurofeedback signal to the user.

    METHOD AND APPARATUS FOR ASSESSING PERIPHERAL ARTERIAL TONE

    公开(公告)号:WO2021260192A1

    公开(公告)日:2021-12-30

    申请号:PCT/EP2021/067534

    申请日:2021-06-25

    Applicant: ECTOSENSE NV

    Abstract: A computer-implemented method for assessing peripheral arterial tone (100), PAT, of an individual (1) monitored by optical plethysmography and for detecting therefrom occurrence of a sleep-related event, comprising: − obtaining: o an optical plethysmography signal (101) measured at an investigated volume (11); and o light intensities (102;103) acquired at two or more points in time (12;13) along said optical plethysmography signal (101); − determining changes in arterial blood volume (16) in said investigated volume (11) between said two or more points in time (12;13) by determining a logarithm (17) or a function approximation thereof (17) of a function of said light intensities (102;103), thereby assessing PAT (100) of said individual (1); and − determining a drop in said PAT (100) indicative for a vasoconstriction of arteries and arterioles in said investigated volume (11), thereby detecting occurrence of a sleep-related event.

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