Abstract: An endoscopy cannula assembly is described herein. The endoscopy cannula assembly includes a cannula extending along a longitudinal axis and a 3D imaging system positioned within the cannula. The 3D imaging system includes a pair of imaging modules orientated in an opposing mirrored relationship along the longitudinal axis. Each imaging module includes a camera sensor orientated along a first optical axis and an optical engine configured to receive light rays through an opening defined along a sidewall of the cannula along a second optical axis and direct the received light rays along the first optical axis towards the camera sensor.

Abstract: An extended reality (XR) system is described herein. The XR system includes a display system mounted to the headset for displaying a display screen including computer-generated images thereon, and a controller that includes one or more processors programmed to execute an algorithm for operating in an optical character recognition (OCR) mode to display a text selection screen by generating an image distortion zone within the text selection screen associated with a non-viewable boundary and modifying received video images to adjust a viewable image attribute of a portion of the received video images displayed within the image distortion zone, and operating in the scrolling text mode to display a text display screen by generating machine-readable text OCR and modifying the generating machine-readable text using a lightweight language model for text correction.

Abstract: An apparatus for obtaining an image of a retina is described herein. The apparatus includes an optical relay that defines an optical path and is configured to relay an image of the iris along the optical path to a pupil, a shutter is disposed at the pupil and configured to define at least a first shutter aperture for control of light transmission through the pupil position, a tube lens disposed to direct light from the shutter aperture to an image sensor, and a prismatic input port disposed between the shutter and the tube lens and configured to combine, onto the optical path, light from the relay with light conveyed along a second light path that is orthogonal to the optical path.

Abstract: An augmented reality (AXR) visualization system is described herein. The AXR visualization system includes an AXR headset to be worn by a user, a display monitor positioned in view of the user and a support arm system including a first support arm and a second support arm. The first and second support arms are orientated such that the display monitor is visible to the user between the first and second support arms. A 3D digital viewport coupled to the first support arm. A 3D digital microscope coupled to the second support arm. A computer system including a processor programmed to receive and process images from the 3D digital microscope and display the processed images on the 3D digital viewport, the AXR headset, and the display monitor.

Abstract: A mixed reality display headset is provided. The mixed reality display headset includes a display controller configured to receive and to store a retinal map including a boundary indicating an area to be modified within the patient's vision, to receive an image from a camera, to generate an image distortion map including shifting image data located within the boundary outwardly along a plurality of rays starting at an estimated center point of the area to be modified within the patient's vision to outside the boundary such that the image data from the center point to an edge of the image is compressed from the boundary to the edge of the image, to modulate the image based on the image distortion map to produce an intentionally distorted image, and projecting the intentionally distorted image onto the user's retina in the user's usable field of vision.

Abstract: A laparoscopic imaging apparatus is described herein. The laparoscopic imaging apparatus includes a shaft having a proximal end opposite a distal end, wherein the proximal end is configured for attachment to an actuator, and the distal end is configured for attachment of a laparoscopic tool and for insertion into patient anatomy. The laparoscopic tool pivots on a first gimbal apparatus that is actuable from the actuator at the proximal end of the shaft, to rotate the laparoscopic tool about a longitudinal axis of the shaft and, further, to rotate the laparoscopic tool about at least a second axis that is orthogonal to the longitudinal axis.

Abstract: A mixed reality display comprising: at least one lens, where the at least one lens has a reflective element, the at least one lens comprising a plurality of pixels; at least one display capable of projecting one or more images onto at least a portion of the at least one lens; and a dynamic opacity system, where the dynamic opacity system is capable of making at least one pixel opaque in the portion of the at least one lens onto which the one or more images are projected, while any portion of the at least one lens onto which no image is projected remains see-through.

Abstract: A method of at-home monitoring of eye conditions using a head mounted display that is capable of establishing a visual model associated with a patient. The visual model may include data related to a quality of the patient's vision. The patient may use the system to establish a visual model periodically, such as daily, and the system may compare the visual model to previous visual models and send an alert to the patient's physician if changes meeting a given criteria are detected. This may allow the physician to immediately take steps to save the patient's eyesight where a delay in treatment may result in vision loss.

Abstract: A mixed reality display comprising: at least one lens, where the at least one lens has a reflective element, the at least one lens comprising a plurality of pixels; at least one display capable of projecting one or more images onto at least a portion of the at least one lens; and a dynamic opacity system, where the dynamic opacity system is capable of making at least one pixel opaque in the portion of the at least one lens onto which the one or more images are projected, while any portion of the at least one lens onto which no image is projected remains see-through.

Abstract: A compact augmented reality (AR) display system is described herein. The AR display system includes an eyeglass frame and a pair of near-eye pupil forming catadioptric optical engines mounted to the eyeglass frame. The pair of near-eye pupil forming catadioptric optical engines are mounted to the eyeglass frame and spaced along the longitudinal axis. Each of the near-eye pupil forming catadioptric optical engines includes an image generator forming a 2D image, an optical imaging assembly, and an optical image relay assembly, which includes the image generator and the lenses or other optics to present the image correctly to the user. The pair of near-eye pupil forming catadioptric optical engines enable viewing the 2D image binocularly in 3D.

Abstract: An AXR headset may be used for remote applications on the battlefield for warfighters permits better target acquisition and visualization system comprising an AXR headset and a digital sight capable of being mounted on a weapon, the digital sight in communication with the AXR headset. The digital sight may be an existing weapon sight with an additional digital camera added, or the digital sight may be a sighting module of a digital nature capable of sending target information to the AXR headset.

Abstract: A mixed reality display comprising: at least one lens, where the at least one lens has a reflective element, the at least one lens comprising a plurality of pixels; at least one display capable of projecting one or more images onto at least a portion of the at least one lens; and a dynamic opacity system, where the dynamic opacity system is capable of making at least one pixel opaque in the portion of the at least one lens onto which the one or more images are projected, while any portion of the at least one lens onto which no image is projected remains see-through.

Abstract: An augmented/extended reality (AXR) headset for use with a surgery visualization system is described herein. The AXR headset includes a wearable support frame, one or more forward-facing cameras pivotably mounted to the wearable support frame, an imaging system mounted to the wearable support frame, and a control logic processor coupled to the one or more front facing cameras and the image generator, and programmed to execute an algorithm including the steps of receiving image data from the one or more forward-facing cameras and operating the image generator to display the received image data onto the curved mirror.

Abstract: An apparatus for obtaining an image of a cornea is described herein. The apparatus includes a stereomicroscope configured to obtain and display 2D or 3D image content of an eye of a patient, with pupil imaging optics that form a pupil along an optical axis and a shutter configured to form a pattern of one or more apertures for light at the formed pupil, and an input prism is configured to direct light to or from the optical axis, with optics configured to convey light along the optical axis to a sensor.

Abstract: A wearable display apparatus is described herein. The wearable display apparatus includes a headset, a left-eye optical system, a right-eye optical system, and an inter-pupil distance (IPD) adjustment system coupled to the headset, the left-eye optical system, and the right-eye optical system for adjusting an inter-pupil spacing between the left-eye optical system and the right-eye optical system.

Abstract: A wearable display apparatus is described herein. The wearable display apparatus includes an image generator that forms a 2D image, a partially transmissive mirror having a curved reflective surface, a beam splitter disposed to reflect light toward the curved mirror surface, and an optical image relay that is configured to conjugate the formed 2D image at the image generator to a curved focal surface of the partially transmissive mirror.

Abstract: A wearable image manipulation system is described herein. The wearable image manipulation system includes a camera input system, an image projection system, where the image projection system is capable of being worn by a user, and a processor in communication with the camera input system and the image projection system such that the processor is capable of receiving an image from the camera input system, modifying the image to produce a modified image, and displaying the modified image on the image projection system. The camera input system may comprise a contact lens with a camera mounted thereon. Additionally or alternately, the system may be capable of tracking a user's eye movement to accurately capture where the user is looking with the camera input system.

Abstract: A surgery visualization system is described herein. The surgery visualization system includes a display monitor positioned in view of a surgeon and a support arm system including a first support arm and a second support arm. The first and second support arms are orientated such that the display monitor is visible to the surgeon between the first and second support arms. A 3D digital viewport coupled to the first support arm. A 3D digital microscope coupled to the second support arm. A computer system including a processor programmed to receive and process images from the 3D digital microscope and display the processed images on the 3D digital viewport and the display monitor.

Abstract: Techniques related to vision correction are disclosed. The techniques involve establishing a visual model associated with a patient. The visual model includes data related to a quality of the patient's vision. A boundary is established as a function of the data associated with the visual model. The boundary is indicative of an area to be corrected within the patient's vision. A retinal map is established as a function of the boundary. An image from a camera associated with the patient is captured and corrections are applied to the image based on the retinal map to generate a corrected image. The corrected image is presented to the eye of the patient.

Abstract: An AXR headset may be used for remote telemedicine applications on the battlefield to assist generalist medical care providers on the battlefield or battlefield surgical care facility with specialist care providers though shared visualization, conversation, and data. In addition, the AXR headset for warfighters permits better target acquisition and visualization system comprising an AXR headset and a digital sight capable of being mounted on a weapon, the digital sight in communication with the AXR headset. The digital sight may be an existing weapon sight with an additional digital camera added, or the digital sight may be a sighting module of a digital nature capable of sending target information to the AXR headset.