CN113730029B - Artificial eye device with built-in eyeball - Google Patents
Artificial eye device with built-in eyeball Download PDFInfo
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- CN113730029B CN113730029B CN202110247213.4A CN202110247213A CN113730029B CN 113730029 B CN113730029 B CN 113730029B CN 202110247213 A CN202110247213 A CN 202110247213A CN 113730029 B CN113730029 B CN 113730029B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
- A61F2/141—Artificial eyes
Abstract
The invention discloses an artificial eye device with an internal eyeball, which comprises an image generation module, an image processing module, an external control module and an internal eyeball assembly, wherein the internal eyeball assembly comprises a micro LED curved screen, a micro focusing lens and a hollow eyeball main body which are implanted between an eye crystalline lens and a retina; according to the position change of the micro LED curved screen and the micro focusing lens relative to the hollow channel respectively. The invention collects and processes the external visual information and projects the information to the selected area of the retina, so that the visually handicapped can obtain rich color vision.
Description
Technical Field
The invention belongs to the technical field of artificial vision, and particularly relates to an artificial eye device with an internal eyeball.
Background
According to the data of the world health organization, 3900 million blind people exist in the world, and the vision of the blind people is partly caused by congenital and partly damaged by acquired. Visual impairment and even loss severely affect the quality of life of patients, and a large number of artificial visual devices have been developed at present and can be mainly divided into two categories: one is a visual replacement device that communicates visual information to the patient by other means, such as tactile or auditory; another class is techniques that attempt to restore visual function, such as retinal prostheses.
The main working mode of the current vision recovery technology is to directly stimulate the optic nerve through an electrode array or a photoelectric array device implanted on the retina so as to enable a wearer to generate vision, and the process of converting light into an electric signal through the retina is bypassed. However, the perception and integration of color vision is mainly accomplished by the response of cone cells and rod cells on the retina to light, so that the existing electrode array implants have the problem that the patient can feel the contour of the object but can not feel the color of the object, which greatly weakens the visual perception of the external world by the vision-impaired patient.
Disclosure of Invention
In order to make up the defects of the color vision recovery technology in the field of the existing artificial vision, the invention provides an artificial eye device built in eyeballs, which is called an eye-in-the-eye device for short, and can be used for collecting and processing external visual information and projecting the information to a selected retina normal area to enable a person with visual disorder to obtain color vision.
In order to achieve the purpose, the invention adopts the technical scheme that:
an artificial eye device with an internal eyeball comprises an internal eyeball assembly, wherein the internal eyeball assembly comprises a micro LED curved screen, a micro focusing lens and a hollow eyeball main body, the micro LED curved screen, the micro focusing lens and the hollow eyeball main body are implanted between a crystalline lens of the eye and a retina, a hollow channel is formed in the center of the hollow eyeball main body, light rays penetrating through the crystalline lens of the eye can reach the retina, the micro LED curved screen and the micro focusing lens are arranged in the hollow channel of the hollow eyeball main body at intervals, the micro LED curved screen is arranged close to one side of the crystalline lens of the eye, the micro focusing lens is arranged close to one side of the retina, and the micro LED curved screen and the micro focusing lens can rotate, fold and unfold controllably; according to the position change of the micro LED curved screen and the micro focusing lens relative to the hollow channel, the working state of the built-in eyeball component can be divided into the following two types:
one of the two is that the micro LED display screen and the rear micro lens are both rotated and folded to make the natural light path from the pupil to the retina, so that the external image is directly refracted and focused on the retina through the natural lens to form an image, the optic nerve is stimulated to generate a nerve signal and the nerve signal is transmitted to the brain visual center to be seen by a patient, and the working state is called as a 'natural state' hereinafter;
the second is a micro LED curved screen and a micro focusing lens which are unfolded and implanted in the eye, the light path from the natural pupil to the retina is blocked, the external image is transmitted to the micro LED curved screen after being processed by the information processing module, and then is refracted to a selected area on the retina by the micro focusing lens arranged at the rear part of the micro LED curved screen and close to one side of the retina to form an image, the optic nerve is stimulated to generate a nerve signal and is transmitted to a brain vision center to be seen by a patient, and the working state is called as an artificial vision screen state hereinafter; in both operating states, the final position of the focused imaging is on the native retina.
Further, still including the image generation module, image processing module and the external control module that connect gradually, image processing module transmits the image to miniature LED curved surface screen, and built-in eyeball subassembly has two kinds of mode under artifical video state:
firstly, an image acquisition device in an image generation module acquires an image, stores the image in real time and transmits the image to an image processing module, the image is processed by the image processing module and then transmitted to a micro LED curved screen in real time to be displayed, the image on the micro LED curved screen is refracted to a selected area on a retina through a micro focusing lens arranged at the rear part of the micro LED curved screen and close to one side of the retina to form an image, an optic nerve is stimulated to generate a nerve signal and is transmitted to a brain vision center to be seen by a patient, and the working mode is called as an artificial vision screen real-time communication mode hereinafter;
secondly, the image information stored in the network or the image generation module is processed by the image processing module and then transmitted to the micro LED curved screen, and then is refracted to a selected area on the retina through the micro focusing lens arranged at the rear part of the micro LED curved screen close to one side of the retina to form an image, so that optic nerves are stimulated to generate nerve signals and the nerve signals are transmitted to a brain visual center to be seen by a patient, and the working mode is called as an artificial visual screen secret communication mode hereinafter;
the external control module can control the built-in eyeball component to be in different working states or modes: one is to control the switching between the 'natural state' and the 'artificial screen state'; the second mode is to control the switching between the 'manual screen real-time communication mode' and the 'manual screen secret communication mode'; and thirdly, the 'manual screen real-time communication mode' and the 'manual screen secret communication mode' work simultaneously through control.
Further, the image generation module comprises an image acquisition unit, an image storage unit, an image extraction unit and an image search unit, and the external control module controls different working modes to select and start different units: starting an image acquisition unit and an image storage unit in an artificial video real-time communication mode; and under the secret communication mode of the manual video screen, opening the image extraction unit and the image search unit.
Further, the image processing module is used for processing the received image and comprises a brightness adjusting unit, a contrast adjusting unit, a saturation adjusting unit, a pixel adjusting unit, a panorama selecting unit, a local image selecting unit, a local amplifying unit, a telescopic effect unit, a close-range effect unit and a motion imaging compensation unit which are controlled by the external control module.
Furthermore, the external control module can also set the expansion and rotation angle, pixel, brightness, contrast, color, saturation and the like of the miniature LED curved screen, and set the expansion and rotation angle of the miniature focusing lens to control the focusing refraction direction of the miniature focusing lens so as to control the imaging parameter setting of the built-in eyeball component in different working modes.
Further, the image acquisition device in the image generation module is an internal miniature image acquisition device or an external image acquisition device.
Further, the image storage unit in the image generation module realizes storage through a built-in storage chip, or stores the image in the cloud through wireless transmission.
Further, the image extraction unit in the image generation module extracts from a built-in memory chip or from the cloud.
Furthermore, the image search unit in the image generation module is realized by connecting a network to start a search engine, and the network connection adopts one or more of a wireless network, a local area network, 4G and 5G.
Furthermore, the miniature LED curved screen and the miniature focusing lens arranged at the rear part of the miniature LED curved screen and close to one side of the retina can rotate, fold and unfold, and the miniature LED curved screen and the miniature focusing lens deflect by different angles to enable the image on the miniature LED curved screen to be focused and imaged on different areas on the retina, so that the built-in eyeball assembly can achieve the function of enabling the image on the miniature LED curved screen to avoid a lesion area and image on an area with normal functions of the retina, and is suitable for different users such as patients with visual disorders with damaged or undamaged retina parts such as maculopathy, cataract, amblyopia, myopia, astigmatism and night blindness, soldiers and other people with normal functions of the retina and needing secret communication or completing special tasks.
Furthermore, the external control module controls the working mode of the built-in eyeball component in a manual control mode or a voice control mode.
Further, the image processing module adopts a built-in image processing chip or a cloud processing system.
Furthermore, the brightness, the pixel, the color and the saturation of the miniature LED curved screen can be adjusted.
Furthermore, the system also comprises a built-in optical information enhancement device to realize special functions which are not possessed by natural eyes, such as infrared imaging, ultraviolet imaging, starlight dim light imaging and the like.
Furthermore, the power supply implanted in the eyeball is also included and is provided by a micro wireless rechargeable battery.
Further, the information transmission between the image generation module and the image processing module, the information communication between the image processing module and the micro LED curved screen, and the communication between the external control module and the image generation module, the communication between the image processing module, the communication between the micro LED curved screen and the communication between the external control module and the micro focusing lens adopt a wired mode or/and a wireless mode, and the types of wireless signal transmission comprise Bluetooth, WIFI, Zigbee and mobile communication.
Has the advantages that: compared with the prior artificial vision technology, the 'artificial video screen state' in the artificial eye device with the built-in eyeball provided by the invention relates to a new imaging mode that a micro LED curved screen and a micro focusing lens are combined to image an image on a natural retina; furthermore, the combination of the 'artificial visual screen real-time communication mode' and the 'artificial visual screen secret communication mode' can enable a user to obtain information amount far exceeding a real-time environment image, namely, a large amount of scenery, images and character information which do not exist in front of real eyes are 'seen' except the real-time environment image so as to complete a special task;
(2) the miniature focusing lens arranged at the rear part of the miniature LED curved screen and close to one side of the retina can deflect different angles, so that the artificial eye device can image the image on the miniature LED curved screen on the selected area of the retina, and the artificial eye device is suitable for different users such as patients with visual disorders with damaged or undamaged retina parts such as maculopathy, cataract, amblyopia, myopia, astigmatism and night blindness, soldiers and other retina function normal people needing secret communication or completing special tasks;
(3) the artificial eye device with the built-in eyeball can be applied to the fields of vision recovery, entertainment, navigation, data inquiry, medical treatment, secret communication and the like.
Drawings
FIG. 1 is a schematic diagram of an intraocular lens assembly according to an embodiment of the present invention;
FIG. 2 is a schematic three-dimensional structure of a built-in eyeball element in an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of an intraocular lens assembly according to an embodiment of the present invention in its natural state;
FIG. 4 is a schematic cross-sectional view of an intraocular lens assembly according to an embodiment of the present invention in an artificial vision state;
FIG. 5 is a schematic diagram of an intraocular lens assembly according to an embodiment of the present invention in its natural state;
fig. 6 is a schematic diagram of an eyeball-containing component in an artificial view state according to an embodiment of the invention.
In the figure, 1-micro LED curved screen, 2-micro focusing lens, 3-hollow eyeball main body, 4-hollow channel, 5-crystalline lens, 6-retina, 7-optic nerve and 8-external image.
Detailed Description
The invention is illustrated below with reference to specific examples. It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention in any way.
Referring to fig. 1, in an embodiment of the present invention, an artificial eye device with an eyeball comprises an eyeball assembly 100, an image generation module 200, an image processing module 300 and an external control module 400, wherein an image is collected by the image generation module 200, stored in real time and transmitted to the image processing module 300, processed by the image processing module 300 and transmitted to the eyeball assembly 100 in real time, or image information stored in a network or the image generation module 200 is processed by the image processing module 300 and transmitted to a micro LED curved screen of the eyeball assembly 100; the external control module 400 can control the eyeball-incorporated component 100 in different operating states or modes, and the image generation module 200 and the image processing module 300 are also controlled by the external control module 400.
Referring to fig. 2 to 4, the built-in eyeball component comprises a micro LED curved screen 1, a micro focusing lens 2 and a hollow eyeball main body 3, wherein the hollow eyeball main body 3 is an ellipsoid with a cylindrical hollow channel 4 at the center, the micro LED curved screen 1 and the micro focusing lens 2 are respectively arranged on the upper and lower side walls of the hollow channel 4 of the hollow eyeball main body 3, and the micro LED curved screen 1 and the micro focusing lens 2 can be rotated, folded and unfolded in the hollow channel 4.
Referring to fig. 5, in an embodiment of the present invention, when the artificial eye device with an intraocular lens works in a "natural state", the micro LED curved screen 1 and the micro focusing lens 2 in the hollow eyeball body 3 are folded and placed close to the side wall in the hollow channel 4 to allow the optical path from the natural lens 5 to the retina 6, so that an external image 8 can be focused by the natural lens 5 and then directly imaged on the retina 6 through the hollow channel 4 of the hollow eyeball body 3 to be transmitted to the brain through the optic nerve 7 to form vision.
Referring to fig. 6, in an embodiment of the present invention, when an artificial eye device built in an eyeball works in an "artificial vision screen state", both the micro LED curved screen 1 and the micro focusing lens 2 in the hollow eyeball body 3 are unfolded to block the optical path from the natural crystalline lens 5 to the retina 6, thereby replacing the imaging route of the external image 8 in the natural eye, so that the image transmitted by the image generation module and the image processing module can be transmitted to the micro LED curved screen 1, focused by the micro focusing lens 2, imaged on the retina 6, and finally transmitted to the brain through the optic nerve 7 to form vision.
In this embodiment, the image processing module transmits an image to the micro LED curved screen, and the built-in eyeball assembly has two working modes in the state of the artificial video screen:
firstly, an image acquisition device in an image generation module acquires an image, stores the image in real time and transmits the image to an image processing module, the image is processed by the image processing module and then transmitted to a micro LED curved screen in real time to be displayed, the image on the micro LED curved screen is refracted to a selected area on a retina through a micro focusing lens arranged at the rear part of the micro LED curved screen and close to one side of the retina to form an image, an optic nerve is stimulated to generate a nerve signal and is transmitted to a brain vision center to be seen by a patient, and the working mode is called as an artificial vision screen real-time communication mode hereinafter;
secondly, the image information stored in the network or the image generation module is processed by the image processing module and then transmitted to the micro LED curved screen, and then is refracted to a selected area on the retina through the micro focusing lens arranged at the rear part of the micro LED curved screen close to one side of the retina to form an image, so that optic nerves are stimulated to generate nerve signals and the nerve signals are transmitted to a brain visual center to be seen by a patient, and the working mode is called as an artificial visual screen secret communication mode hereinafter;
the external control module can control the built-in eyeball component to be in different working states or modes: one is to control the switching between the 'natural state' and the 'artificial screen state'; the second mode is to control the switching between the 'manual screen real-time communication mode' and the 'manual screen secret communication mode'; thirdly, the 'manual screen real-time communication mode' and the 'manual screen secret communication mode' work simultaneously through control;
the communication among the image generation module, the image processing module, the micro LED curved screen and the micro focusing lens is in a wired mode or/and a wireless mode, and the wireless signal transmission type comprises Bluetooth, WIFI, Zigbee and mobile communication;
in addition, the miniature LED curved screen and the miniature focusing lens arranged at the rear part of the miniature LED curved screen and close to one side of the retina can rotate, fold and unfold, and the miniature LED curved screen and the miniature focusing lens can deflect the miniature LED curved screen by different angles to enable the image on the miniature LED curved screen to be focused and imaged in different areas on the retina, so that the built-in eyeball assembly can achieve the function of enabling the image on the miniature LED curved screen to avoid a lesion area and imaging in a normal area of the retina function, and is suitable for different users such as patients with visual disorders with damaged or undamaged retina parts such as maculopathy, cataract, amblyopia, myopia, astigmatism, night blindness and the like, soldiers and other people with normal retina function and the like needing secret communication or completing special tasks.
In this embodiment, the image capturing device in the image generating module is an internal miniature image capturing device or an external image capturing device. The image generation module comprises an image acquisition unit, an image storage unit, an image extraction unit and an image search unit, and the external control module controls different working modes to select and start different units: starting an image acquisition unit and an image storage unit in an artificial video real-time communication mode; and under the secret communication mode of the manual video screen, opening the image extraction unit and the image search unit. Specifically, an image storage unit in the image generation module realizes storage through a built-in storage chip or stores the image storage unit in a cloud end through wireless transmission; an image extraction unit in the image generation module is extracted from a built-in memory chip or extracted from a cloud; the image searching unit in the image generating module is realized by connecting a network to start a search engine, and the network connection adopts one or more of a wireless network, a local area network, 4G and 5G.
In this embodiment, the image processing module is configured to process the received image, and includes a brightness adjusting unit, a contrast adjusting unit, a saturation adjusting unit, a pixel adjusting unit, a panorama selecting unit, a local image selecting unit, a local amplifying unit, a telescopic effect unit, a close-range effect unit, and a motion imaging compensation unit, which are controlled by the external control module. Meanwhile, the image processing module adopts a built-in image processing chip or a cloud processing system.
In this embodiment, the external control module controls the working mode of the built-in eyeball component in a manual control mode or a voice control mode. The external control module can also set the expansion and rotation angle, pixel, brightness, contrast, color, saturation and the like of the miniature LED curved screen, set the expansion and rotation angle of the miniature focusing lens to control the focusing and refracting direction of the miniature focusing lens to control the imaging parameter setting of the built-in eyeball component in different working modes, and the brightness, pixel, color and saturation of the miniature LED curved screen can be adjusted.
In this embodiment, the system further includes a built-in optical information enhancement device to implement special functions that are not possessed by natural eyes, such as infrared imaging, ultraviolet imaging, starlight low-light imaging, and the like.
In this embodiment, the power supply implanted inside the eyeball is further included, and is provided by a micro wireless rechargeable battery.
The foregoing is only a preferred embodiment of the present invention and is not intended to be limiting thereof, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (10)
1. An intraocular artificial eye device characterized by: the micro LED curved screen and the micro focusing lens are arranged in the hollow channel of the hollow eyeball main body at intervals, the micro LED curved screen is arranged at one side close to the crystalline lens of the eye, the micro focusing lens is arranged at one side close to the retina, and the micro LED curved screen and the micro focusing lens can rotate, fold and unfold controllably respectively; according to the position change of the micro LED curved screen and the micro focusing lens relative to the hollow channel, the working state of the built-in eyeball component can be divided into the following two types:
one of the two is that the micro LED display screen and the rear micro lens are both rotated and folded to make the natural light path from the pupil to the retina, so that the external image is directly refracted and focused on the retina through the natural lens to form an image, the optic nerve is stimulated to generate a nerve signal and the nerve signal is transmitted to the brain visual center to be seen by a patient, and the working state is called as a 'natural state' hereinafter;
the second is a micro LED curved screen and a micro focusing lens which are unfolded and implanted in the eye, the light path from the natural pupil to the retina is blocked, the external image is transmitted to the micro LED curved screen after being processed by the information processing module, and then is refracted to a selected area on the retina by the micro focusing lens arranged at the rear part of the micro LED curved screen and close to one side of the retina to form an image, the optic nerve is stimulated to generate a nerve signal and is transmitted to a brain vision center to be seen by a patient, and the working state is called as an artificial vision screen state hereinafter; in both operating states, the final position of the focused imaging is on the native retina.
2. The intraocular artificial eye device of claim 1 further comprising an image generation module, an image processing module and an external control module connected in sequence, the image processing module delivering images to the micro LED screen, the intraocular lens assembly having two modes of operation in the artificial viewing state:
firstly, an image acquisition device in an image generation module acquires an image, stores the image in real time and transmits the image to an image processing module, the image is processed by the image processing module and then transmitted to a micro LED curved screen in real time to be displayed, the image on the micro LED curved screen is refracted to a selected area on a retina through a micro focusing lens arranged at the rear part of the micro LED curved screen and close to one side of the retina to form an image, an optic nerve is stimulated to generate a nerve signal and is transmitted to a brain vision center to be seen by a patient, and the working mode is called as an artificial vision screen real-time communication mode hereinafter;
secondly, the image information stored in the network or the image generation module is processed by the image processing module and then transmitted to the micro LED curved screen, and then is refracted to a selected area on the retina through the micro focusing lens arranged at the rear part of the micro LED curved screen close to one side of the retina to form an image, so that optic nerves are stimulated to generate nerve signals and the nerve signals are transmitted to a brain visual center to be seen by a patient, and the working mode is called as an artificial visual screen secret communication mode hereinafter;
the external control module can control the built-in eyeball component to be in different working states or modes: one is to control the switching between the 'natural state' and the 'artificial screen state'; the second mode is to control the switching between the 'manual screen real-time communication mode' and the 'manual screen secret communication mode'; thirdly, the 'manual screen real-time communication mode' and the 'manual screen secret communication mode' work simultaneously through control; the external control module controls the working mode of the built-in eyeball component in a manual control mode or a voice control mode;
the communication between the external control module and the image generation module, the communication between the image processing module and the miniature LED curved screen and the communication between the external control module and the miniature focusing lens adopt a wired mode or/and a wireless mode, and the type of wireless signal transmission comprises Bluetooth, WIFI, Zigbee and mobile communication.
3. The intraocular artificial eye device according to claim 2, wherein the image capturing device in the image generating module is an internal miniature image capturing device or an external image capturing device; the image generation module comprises an image acquisition unit, an image storage unit, an image extraction unit and an image search unit, and the external control module controls different working modes to select and start different units: starting an image acquisition unit and an image storage unit in an artificial video real-time communication mode; and under the secret communication mode of the manual video screen, opening the image extraction unit and the image search unit.
4. The intraocular artificial eye device according to claim 2, wherein the image processing module is configured to process the received image, and includes a brightness adjustment unit, a contrast adjustment unit, a saturation adjustment unit, a pixel adjustment unit, a panorama selection unit, a local image selection unit, a local magnification unit, a telescopic effect unit, a close-up effect unit, and a motion imaging compensation unit, which are controlled by the external control module; the image processing module adopts a built-in image processing chip or a cloud processing system.
5. The intraocular lens device of claim 2 wherein the external control module is further capable of setting the expansion and rotation angle of the micro LED curved screen, the pixel, brightness, contrast, color and saturation, and the expansion and rotation angle of the micro focusing lens to control the direction of focusing refraction thereof to control the imaging parameter settings of the intraocular lens assembly in different operation modes.
6. The intraocular artificial eye device according to claim 3, wherein the image storage unit in the image generation module is implemented by a built-in memory chip for storage, or stored in a cloud via wireless transmission;
the image extraction unit is extracted from a built-in memory chip or extracted from the cloud;
the image searching unit is realized by connecting a network to start a search engine, wherein the network connection adopts one or more of a wireless network, a local area network, 4G and 5G.
7. The intraocular lens assembly according to claim 1, wherein the micro LED screen and the micro focusing lens disposed behind the micro LED screen can rotate, fold and unfold, and deflect the micro LED screen and the micro focusing lens at different angles to focus and image the image on the micro LED screen onto different areas of the retina, so that the intraocular lens assembly can avoid the image on the micro LED screen from the lesion area and image the image on the normal area of the retina, thereby meeting the needs of different users, such as visually handicapped patients with damaged or undamaged retina parts, such as maculopathy, cataracts, amblyopia, myopia, astigmatism and night blindness, and military and other persons with normal retina function who need secret communication or perform special tasks.
8. The intraocular artificial eye device of claim 1 wherein the micro LED curved screen is adjustable in brightness, pixels, color and saturation.
9. The intraocular lens system of claim 1 further comprising a built-in optical information enhancement device to perform special functions not found in natural eyes including infrared imaging, ultraviolet imaging, starlight low-light imaging.
10. The intraocular artificial eye device of claim 1 further comprising a power source implanted inside the eyeball and provided by a miniature wireless rechargeable battery.
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| JP7184389B2 (en) | 2022-12-06 |
| CN113730029A (en) | 2021-12-03 |
| JP2022136342A (en) | 2022-09-16 |
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