Abstract: Virtual reality, VR, headset-based electronic systems that can be used to perform visual field tests. The systems may improve the sensitivity, consistency, and case of application of the visual field test. Other aspects are also described.

Abstract: An intraocular micro-display (IOMD) implant includes an enclosure shaped for implantation into an eye, a micro-display, a base lens, and an adjustable lens. The micro-display is disposed in the enclosure and oriented to emit an image towards a retina of the eye. The base lens has a fixed optical power, is attached to the enclosure, and is positioned relative to the micro-display to reside in an optical path extending between the micro-display and the retina. The base lens is configured to apply the fixed optical power to the image. The adjustable lens is disposed in the optical path between the micro-display and the retina. The adjustable lens has an adjustable optical power that is adjustable in-situ to adjust a focal distance of the image projected by the IOMD implant after the IOMD implant has been implanted into the eye.

Abstract: Virtual reality, VR, headset-based electronic systems that can be used to perform afferent pupil defect, APD, tests. The systems may improve the sensitivity, consistency, and ease of application of the APD tests. Other aspects are also described.

Abstract: A headset includes a first display, a second display that is smaller than the first display and has lower resolution than the first display, and a dichroic filter positioned to pass visible light from the first display toward the eye and reflect visible light from the second display toward the eye. Pixel data control circuitry is coupled to darken the first display while simultaneously activating the second display to display a pattern for testing visual acuity, responsive to a first visual acuity test selection. Other aspects are also described and claimed.

Abstract: Systems, devices, and methods for conducting an eye examination for visual acuity are provided. In one example, a system may include an optical subsystem positioned in front of one or both eyes of a user. The optical subsystem may comprise a handheld device or a head worn device, a visual indicator, and a plurality of vision modifiers. The system may determine a distance between the optical subsystem and the display based on comparing a fixed size of the visual indicator to a detected size of the visual indicator in an image obtained by a camera. The system may output an eye examination image for visual acuity based on the distance being within a valid range. The eye examination image may include a visual stimulus having an output size determined based on the distance. The system may receive an input from the user indicating a selection of the visual stimulus.

Abstract: A shunt valve for removing biofluid from an eye of a user, the valve including a tubular body defining an inlet and a plurality of outlets formed through a wall of the tubular body; a plunger accommodated within the tubular body and fluidically coupled to the inlet; wherein the plunger is movable relative to the plurality of outlets; and an energized material coupled to the plunger and the tubular body; wherein the energized material is compressible to expose a portion of the plurality of outlets dependent on the pressure applied to the energized material.

Abstract: An implant that is to be implanted inside the eye of a person contains a laser projection scanning subsystem that is configured to “paint” an image of the scene that is before the person, on the retina. The image of the scene may be acquired by a digital camera that is attached to a head unit that may be worn by the person, and then transmitted to the implant. Other aspects are also described and claimed.

Abstract: An intraocular micro-display (IOMD) implant includes an enclosure shaped for implantation into an eye, a micro-display, a base lens, and an adjustable lens. The micro-display is disposed in the enclosure and oriented to emit an image towards a retina of the eye. The base lens has a fixed optical power, is attached to the enclosure, and is positioned relative to the micro-display to reside in an optical path extending between the micro-display and the retina. The base lens is configured to apply the fixed optical power to the image. The adjustable lens is disposed in the optical path between the micro-display and the retina. The adjustable lens has an adjustable optical power that is adjustable in-situ to adjust a focal distance of the image projected by the IOMD implant after the IOMD implant has been implanted into the eye.

Abstract: An intraocular micro-display (IOMD) system includes an auxiliary head unit. The auxiliary head unit includes a frame for mounting to a head of a user, a scene camera module mounted in or on the frame in a forward-facing orientation, a gaze tracking module disposed in or on the frame and configured to monitor an eye of the user, and an auxiliary controller. The auxiliary controller includes for: acquiring a scene image with the scene camera module, determining a gazing direction of the eye based upon gaze direction data from the gaze tracking module, identifying a sub-portion of the scene image based upon the gazing direction, and wirelessly relaying the sub-portion of the scene image to an IOMD implant within the eye for displaying to a retina of the eye.

Abstract: An intraocular system that includes a headset that optically transmits data and power to an implant. The headset includes a camera to capture image data that includes a visual representation of an environment of the headset and an optical transmitter to transmit the image data as an optical signal into a cornea of an eye of a user when the user is wearing the headset. The implant includes an optical receiver to receive the optical signal through the cornea and an image formation device orientated to present the image data from the optical signal onto a retina of the eye when the implant is inside the eye.

Abstract: An eye examination apparatus comprising: a virtual reality device configured to be worn on a user's head, the virtual reality device having a housing containing a lens and a display operable to display an image to an eye of the user; and a long-pass filter arranged between the lens and the eye for examining the eye's ability to see the image, the long-pass filter having a first transmission region that transmits a visible light and a near-infrared light to the eye and a second transmission region that transmits the near-infrared light and blocks the visible light.

Abstract: Systems, devices, and methods for conducting an eye examination for visual acuity are provided. In one example, a system may include an optical subsystem positioned in front of one or both eyes of a user. The optical subsystem may comprise a handheld device or a head worn device, a visual indicator, and a plurality of vision modifiers. The system may determine a distance between the optical subsystem and the display based on comparing a fixed size of the visual indicator to a detected size of the visual indicator in an image obtained by a camera. The system may output an eye examination image for visual acuity based on the distance being within a valid range. The eye examination image may include a visual stimulus having an output size determined based on the distance. The system may receive an input from the user indicating a selection of the visual stimulus.

Abstract: An intraocular micro-display (IOMD) system includes an auxiliary head unit. The auxiliary head unit includes a frame for mounting to a head of a user, a scene camera module mounted in or on the frame in a forward-facing orientation, a gaze tracking module disposed in or on the frame and configured to monitor an eye of the user, and an auxiliary controller. The auxiliary controller includes for: acquiring a scene image with the scene camera module, determining a gazing direction of the eye based upon gaze direction data from the gaze tracking module, identifying a sub-portion of the scene image based upon the gazing direction, and wirelessly relaying the sub-portion of the scene image to an IOMD implant within the eye for displaying to a retina of the eye.

Abstract: An intraocular implant and system comprising: an intraocular device coupled to an attachment mechanism operable to transition between a first configuration and a second configuration to secure the intraocular device to the eye; and a delivery device operable to deliver the intraocular device to the eye and manipulate the attachment mechanism to transition between the first configuration and the second configuration.

Abstract: Disclosed is a system for monitoring ophthalmic conditions. The system includes a headset configured to be worn by a user and a device. The headset includes a display and an ophthalmic testing unit comprising one or more sensors to obtain sensor information indicating a physiological measurement of an eye of the user. The device includes a processor to execute instructions stored in a memory to: receive surgical information, from a data structure, corresponding to a first time in which a physiological measurement of the eye is obtained; receive sensor information, from the headset, corresponding to a second time in which a physiological measurement is obtained; and generate an ophthalmic score based on a comparison between the surgical information and the sensor information. Other aspects are also described and claimed.

Abstract: Systems, devices, and methods for determining a standoff distance to an eye are provided. In one example, a system may include a structure along a first axis toward an eye, a linear sensor array, and a light source to emit a beam of light toward the linear sensor array along a second axis. The beam of light may comprise a width such that a first portion of the beam of light illuminates a lateral surface of the eye and a second portion of the beam of light passes in front of the eye. The system may determine, based on a measurement of the second portion, a standoff distance between the structure and the eye along the first axis. Another example may include an ultrasonic transducer assembly to emit an ultrasonic pulse toward the eye and detect a reflection of the pulse to determine the standoff distance.

Abstract: Systems, devices, and methods for detecting a visual indicator of an occluder for an eye examination are provided. In one example, a device may be used to administer an eye examination by detecting, via a camera of the device, a visual indicator located on an occluder while the occluder is covering at least a portion of a user's face. The device can configure a graphical user interface to display, at a display screen of the device, an eye examination administered to the user. The device can output, via the display screen, a result of the eye examination based on information encoded by the visual indicator. In some implementations, the detecting may include detecting an opaque surface of the occluder covering an eye of the user. In some implementations, the detecting may include detecting a lens of the occluder covering an eye of the user.

Abstract: An intraocular implant comprising: a pressure sensor implantable in an eye, wherein the pressure sensor comprises a substrate having a first side coupled to a membrane to define an optical cavity with a depth that varies based on an intraocular pressure of the eye; and an enclosure coupled to a second side of the substrate to define a hermetic cavity comprising a light source and a detector operable to interrogate the pressure sensor and obtain data corresponding to an intraocular pressure of the eye based on the interrogation.

Abstract: A system for spatially aligning an external measuring device and an intraocular implant, the system comprising: an intraocular implant configured to be implanted into an eye of a user to monitor or measure intraocular parameters; and an external measuring device configured to receive and measure the intraocular parameters when aligned with the intraocular implant, the external measuring device comprising one or more visual targets and one or more mirrors operable to align a line of sight of the eye so that the intraocular implant is aligned with a main optical path of the external measuring device for measuring.

Abstract: An intraocular pressure (IOP) measurement system comprising: an optical pressure sensor implantable in an eye, wherein the sensor has a substrate coupled to a membrane that changes shape as a function of an intraocular pressure of the eye, and the substrate and the membrane define a sealed cavity; an optical transmitter to emit an incident optical beam to the sensor; a receiver to produce an interference pattern in response to receiving a plurality of reflections of the incident optical beam from the sensor; an image sensor operable to receive a projection of the interference pattern; and a processor configured to estimate the intraocular pressure of the eye based on processing the projection of the interference pattern.