AUTOMATED INSTRUMENT-TRACKING AND ADAPTIVE IMAGE SAMPLING

    公开(公告)号:US20220061929A1

    公开(公告)日:2022-03-03

    申请号:US17421558

    申请日:2020-01-10

    Abstract: Systems and methods for image-based guidance using automated instrument tracking. An en face image frame, generated from en face image data captured by a first imaging system (e.g., an SER imaging system), is analyzed to determine a location of an instrument in the first imaging plane. A control signal is then generated for the movement stage to control the scanning movement of a depth-based imaging system (e.g., an OCT imaging system) based on the determined location of the instrument. In some implementations, a trained neural-network is used to determine the location of the instrument based on the en face image frame and, in some implementations, the control signal adjusts the speed of the scanning movement to capture image data at a higher density7 at areas corresponding to the determined location of the instrument.

    SYSTEMS AND METHODS FOR TREATING SLEEP DISORDERED BREATHING

    公开(公告)号:US20220032052A1

    公开(公告)日:2022-02-03

    申请号:US17278807

    申请日:2020-03-06

    Inventor: David KENT

    Abstract: Methods and systems of treating sleep disordered breathing in a patient suffering therefrom by activating one or more infrahyoid strap muscles are provided. Activation of one or more infrahyoid muscles can be accomplished by stimulating an ansa cervicalis, including one or both of the superior root and the inferior root of the ansa cervicalis, alone or in combination with stimulating the hypoglossal nerve.

    Linear actuator for asymmetric power generation and dissipation

    公开(公告)号:US11213408B2

    公开(公告)日:2022-01-04

    申请号:US17144418

    申请日:2021-01-08

    Abstract: An asymmetric linear actuator is provided which integrates a hydraulic dissipater and an electric motor and power screw which generates small forces. The actuator is configured so that an electric motor drives a power screw which drives a rod through a cylinder to provide linear actuation. The cylinder is fluid-filled and incorporates a piston that separates the cylinder into a first and second fluid chamber which are filled with a first and second volume of working fluid. Movement of the piston and rod assembly results in fluid movement between the first and second volumes of working fluid and through the fluidic restriction. The fluidic restriction can be proportionally controllable via an electric motor which enables controllable power dissipation via control of the fluidic restriction motor and controllable power generation via control of the power screw motor.

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