102 results about "Amblyopias" patented technology

1. The name of the design product: dry eye near weak vision nursing instrument. 2. The use of the design product: for dry eye near weak vision nursing instrument. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model provides a test lens for amblyopia correction, which comprises a carrier provided with a plurality of light-transmitting parts arranged at intervals; the additional part is arranged on the light-transmitting part and is used for blurring the light-transmitting part so as to depress the dominant eye vision of the patient; additional pieces with different suppression degrees are correspondingly arranged on the different light-transmitting parts, and the suppression degrees of the additional pieces are gradually increased in the arrangement direction of the light-transmitting parts. According to the utility model, the plurality of additional parts with different depression degrees are arranged on the carrier, so that the requirements of different patients on vision conditions can be met, the vision test of the patients is facilitated, and meanwhile, the plurality of additional parts with different depression degrees are integrated on one carrier, so that the structure integration is realized, the operation of a user is facilitated, and the test efficiency is improved.

The invention relates to the glasses industry, and aims to provide a lens structure for assisting eye disease rehabilitation by filtering and a manufacturing method thereof. A traditional lens is mainly used for correcting ametropia, and on the basis, by changing the filtering permeability of the lens, the filter lenses with different colors are used for filtering light rays with different wavelengths, the light rays act on fundus cells, the functions of the fundus cells are affected, and the effects of protection and auxiliary treatment of eye diseases are achieved. Yellow, tawny, gray, red and Finnish green filter lenses and sleep-aiding blue lenses (10%-30% of dyed lenses) are specifically designed. Lenses with different colors have unique filtering characteristics and can play a role in different eye diseases, for example, a light yellow lens is added to amblyopia to accelerate rehabilitation, and a brown lens is added to macular degeneration to suppress disease development. Meanwhile, the invention further provides a lens manufacturing method which comprises the steps of adding a color matching standard, carrying out standard operation on a dyeing heating process and the like, and the lens chromatic aberration is controlled in the horizontal direction so as to ensure the lens quality and the filtering effect.

1. The name of this design product: Optometrist Workbench (Jianlan AI+). 2. Application of this product design: Used for various visual function tests, comprehensive analysis and equipment management such as myopia, hyperopia, strabismus and amblyopia. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Main view of component 1. 5. Other circumstances that require explanation: This design product includes component 1 and component 2.

The invention provides a cascade artificial vision substitution compensation mechanism and vision auxiliary enhancement equipment, and relates to the technical field of artificial vision enhancement, and the mechanism comprises an equivalent convex lens imaging system and a photoelectric imaging system. The equivalent convex lens imaging system is an ultra-short-focus high-convergence equivalent convex lens imaging system formed by one or a series of optical lenses; the photoelectric imaging system captures external image information in real time through the image acquisition equipment, removes depth-of-field information, generates a focus real image for compensating visual adaptation after focal length optimization, and outputs the focus real image to the display equipment to be displayed in front of the visual field of a user; the equivalent convex lens imaging system serves as a substitution mechanism and is located at the near end of a visual axis, the photoelectric imaging system serves as a compensation imaging mechanism and is located at the far end, and the substitution mechanism and the compensation imaging mechanism are sequentially arranged on a light path in a cascading mode from the near end to the far end to form a cascading structure for compensating visual defects. Visual replacement and compensation are achieved at the near end and the far end respectively, and the visual ability of an amblyopia patient is improved.

A display system and methods for providing visual stimuli to a user to improve conditions related to amblyopia. The display system comprises a display device configured to provide left and right display elements and a computer unit for providing the visual content to the display device. The computer unit is configured to provide to the left display element left visual content comprising a left base layer and a left stimulation layer and to the right display element right visual content comprising a right base layer and a right stimulation layer. The left stimulation layer and / or the right stimulation layer is / are implemented with one or more mix functions to display a grating image on the display device. The mix functions are configured to exhibit spatial frequency and drift velocity so the grating image of the left stimulation layer and / or the right stimulation layer moves continuously across the display device.

The application is a kind of home amblyopia afterimage therapeutic instrument, belonging to the field of eye optometry amblyopia treatment. The application provides an economic home amblyopia afterimage therapeutic instrument and its operation method with good stability, high accuracy of macular fovea covering protection, low requirement of cooperation of the operator and the patient and applicability to wide-angle para-central fixation amblyopia patients by the integration design of multiple systems, especially the use of three-dimensional translation table to adjust the light source position and present the fundus image on the display screen, and the operation guidance by the voice prompting system, and the use of topological light source for saturated illumination. The application is mainly applied to the home treatment of para-central fixation amblyopia patients, and can also be applied to the hospital treatment, reducing the work burden of doctors and nurses.

The utility model discloses a myopia and amblyopia prevention and control zoom prism eye position measuring instrument, which comprises a glasses-shaped measuring instrument body, two lens frames are arranged on the glasses-shaped measuring instrument body, each lens frame is provided with a prism lens, each lens frame is movably connected with a Markov rod lens through a rotating shaft, and each Markov rod lens is provided with a zoom lens. A nose pad mechanism is arranged on the glasses-shaped measuring instrument body, ear supports are movably connected to the two sides of the glasses-shaped measuring instrument body through connecting rods, length adjusting mechanisms are arranged between the connecting rods and the ear supports, an interpupillary distance adjusting mechanism is fixed between the two lens frames, a skin-friendly layer is arranged on the nose pad, and the glasses-shaped measuring instrument body is arranged on the skin-friendly layer. The skin-friendly layer is sequentially provided with a moisture-proof sweat-removing fabric, a skin-friendly layer and an air bag from outside to inside, so that the sweat-removing effect and the use comfort are greatly improved, discomfort caused by direct pressing of the nose is prevented, the length is convenient to adjust, the distance between the two lens frames is convenient to adjust, and use of different people is facilitated.

The invention provides an invisible eyeshade and a preparation method and application thereof, the invisible eyeshade comprises an outer layer, a bionic iris layer, a middle light blocking layer and an inner layer, the middle part of the middle light blocking layer blocks light, and the outer ring part of the middle light blocking layer transmits light. The preparation method comprises the following steps: (1) preparing the middle light blocking layer; (2) adhering or coating an inner layer on the inner side of the middle light-blocking layer or sequentially coating a moisturizing slow-release layer and an inner layer; (3) printing, printing or attaching a bionic iris layer on the outer side of the middle light blocking layer, wherein the pattern of the bionic iris layer is the same as that of the cosmetic contact lenses or pupils; and (4) coating or attaching an outer layer on the outer layer of the bionic iris layer. The invisible eyeshade is worn on a good eye of a relatively amblyopia eye according to a contact lens method. The invisible eyeshade has the effects of amblyopia correction and eye beautifying at the same time, and life and work of a wearer are not affected.

The application belongs to the technical field of vision care, and provides a kind of intelligent glasses, glasses box and vision training method, intelligent glasses include: frame mechanism;Lens mechanism, it includes left mirror unit, right mirror unit and pupil distance adjusting unit, left mirror unit, right mirror unit are connected with pupil distance adjusting unit to realize lens pupil distance adjusting function;Drive mechanism is connected with pupil distance adjusting unit to realize zoom vision training function.The intelligent glasses provided by the application is simple in appearance, light in quality, can replace daily ordinary corrective glasses for use, can improve the user's retinal imaging quality by adjusting the lens pupil distance, reduce the eye fatigue, at the same time, the lens can be driven to reciprocate to realize zoom vision training function, effectively exercise ciliary muscle, improve the accommodation ability and acuity of ciliary muscle, play the effect of preventing and treating myopia and amblyopia, the vibration is weak, avoid the phenomenon of dizziness and discomfort produced in the training process, improve the user experience and vision training effect of wearer.

The invention relates to the field of amblyopia treatment, and provides an amblyopia rehabilitation exercise device which aims at solving the technical problems that in the prior art, amblyopia rehabilitation exercise is carried out in the mode that children watch vision exercise patterns, the exercise process is boring, the children are prone to losing heart, and then the children cannot insist in exercise for a long time. The box comprises a box body and a cover body movably connected with the box body, and is characterized by further comprising an open groove formed in the box body; the visual training structure is located in the open groove and used for conducting various visual training; and the storage structure is positioned in the cover body and is used for storing articles used during visual training. By setting multiple training modes, the training process is diversified, the amblyopia patient is not prone to boring psychology, then the amblyopia patient can insist in training for a long time, finally, the vision of the patient can be effectively improved, and the visual functions such as contrast sensitivity and hand-eye coordination ability can be improved.

This invention relates to the field of rehabilitation training technology, and discloses a method for determining amblyopia perception training data and amblyopia perception training visual targets. The method includes: acquiring test data of the target subject, wherein the test data is data obtained from a basic amblyopia perception test of the target subject; determining the initial contrast sensitivity data of the target subject based on the test data; acquiring reference contrast sensitivity data, wherein the reference contrast sensitivity data is obtained from amblyopia perception tests of healthy subjects of the same age as the target subject; determining the target subject's weak data based on the initial contrast sensitivity data and the reference contrast sensitivity data; and determining the target subject's training data based on the weak data. This invention focuses on targeted training in weak areas, reducing ineffective training in normal areas, saving a significant amount of unnecessary training time, and improving the efficiency and targeting of amblyopia perception training.

The utility model relates to the technical field of information interaction, in particular to a capacitance pen which comprises a finger stall, a capacitance pen body is arranged on one side of the finger stall, and a camera is arranged on the outer wall, close to the capacitance pen body, of the finger stall. A display screen used for displaying the content shot by the camera is arranged on the outer wall of the finger sleeve on the side opposite to the capacitance pen body. The capacitive pen body and the camera are arranged on one side of the finger stall sleeved on the finger, and the display screen for displaying the content shot by the camera is arranged on the opposite side of the finger stall, so that a picture on a touch screen of an input terminal shot by the camera can be amplified and presented in front of the eyes of a user through the display screen; the finger capacitance pen body is moved to be aligned to the input position, the capacitance pen body on the finger sleeve is pressed down for input, an amblyopia person with presbyopia can input conveniently, and the situation that mistaken touch is caused due to the fact that the person cannot see clearly is avoided.

An optical apparatus includes eye-tracking means; a dominant-eye optical element for dominant eye, a non-dominant-eye optical element for non-dominant eye of a user and processor. Each optical element includes a first substrate and a second substrate, and active material encased between the substrates, controlling means for controlling active material to generate optical power(s). The processor is configured to determine gaze directions of both eyes; detect when given criteria is satisfied, such satisfaction being when gaze directions have not converged for predefined time period(s) and / or within predefined error margin; and upon such satisfaction, activate amblyopia treatment mode and generate drive signals for controlling means of both optical elements to perform: (i) produce different optical power for dominant eye and predefined optical power for non-dominant eye, or (ii) produce predefined optical powers for both eyes whilst applying prism correction.

1. The name of the design product: the back image training therapeutic instrument. 2. The use of the design product: for the treatment of myopia, astigmatism, amblyopia. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combination state reference figure 2. 5. Other circumstances that need to be explained: the design product includes components 1, 2, 3, 4 and 5.

The invention belongs to the technical field of visual inspection, and particularly relates to a visual function inspection device for oblique amblyopia patients, a second motor is arranged, when the second motor is started, an output shaft of the second motor drives a second rotating shaft and a second gear of a 120-degree special-shaped structure to rotate, and the second gear is meshed with a third gear on the outer side of an optical filter rotating disc; the optical filter is formed by combining a red optical filter, a green optical filter and a transparent optical filter, a second rotating shaft drives another optical filter turntable to synchronously rotate through synchronous transmission of a chain wheel, and a second gear rotates by a circle to just drive the optical filter turntable to switch one mode, so that the switching of the red optical filter, the green optical filter and the transparent optical filter can be accurately realized, and at the moment, one eye of a patient is close to a detection opening; the sighting marks on the detection plate are observed through the observation holes, and detection of functions related to monocular vision, color vision and refraction is completed by combining conversion of modes of the three optical filters and recognition conditions of a patient on a visual chart and the color vision sighting marks.

The utility model discloses a comprehensive therapeutic instrument for near amblyopia, relates to the field of eye health care, and aims to solve the problems that the training process of the conventional eye training instrument is boring, the training mode is single, and the training device is too limited. The data connection port is fixedly connected with a terminal training instrument through a connection line, the terminal training instrument comprises a fixed base and a mirror body, the fixed base is hinged to the mirror body, and the device has the advantages that the training content is rich and diversified, personalized training is achieved, and operation is easy and convenient.

The invention belongs to the technical field of medical equipment, and particularly relates to gradient out-of-focus hyperopia correction glasses and a design method thereof.The gradient out-of-focus hyperopia correction glasses are each provided with a lens structure with three functional partitions, each lens structure comprises a base lens, and the central portion of each base lens is a central correction area; the annular transition stimulation area is located outside the central correction area, and the peripheral strengthening area is located on the outer side of the transition stimulation area. The design of the gradual-change hyperopia defocusing amount conforms to the effect that the hyperopia defocusing amount is increased in a stepped mode due to the fact that the retina form is transited to the peripheral retina from the macular area, and the good vision correction and hyperopia treatment effects are achieved, it is guaranteed that a clear object image is formed in the central area, and amblyopia training of a patient is not affected; a relatively clear central side view field range is provided, and the visual quality is ensured; peripheral retina hyperopia defocus is formed, and eye axis growth and hyperopia degree reduction are promoted.

The present invention relates to the technical field of eye correction equipment, and specifically to an optical component for correcting myopia and amblyopia. A sliding adjustment unit is provided in an outer shell, a control unit for adjusting and controlling the sliding frame is provided between the sliding frame and the outer shell, and a driving mechanism is provided in the sliding frame. The control unit can be used to adjust the sliding frame in the outer shell, move a light source body to a position that best fits the eye, stimulate and relax the ciliary muscle, put the ciliary muscle in an optimal relaxed state, and relieve muscle fatigue of the ciliary muscle. At the same time, the driving mechanism can be used to move the light source body back and forth, so that the light source body can move back and forth continuously and in a pulsed manner, and then the natural light simulated by the light source body can continuously stimulate the eye, so that the ciliary muscle can be rhythmically tensed and relaxed, and the ciliary muscle can be in an alternating relaxed state and contracted state, thereby relieving muscle fatigue of the ciliary muscle.

The invention discloses a red light amblyopia therapeutic apparatus with a reverse beat function, and relates to the technical field of red light amblyopia therapeutic apparatuses, the red light amblyopia therapeutic apparatus comprises a mounting shell, a therapeutic device is arranged on the mounting shell, and the therapeutic device comprises a mounting part. According to the invention, the LED light-emitting plate, the second lens, the milky-white diffusion plate, the second support, the internal fixation lens group, the third support, the correction lens, the fourth support, the reflector, the first semi-transparent and semi-reflective plane mirror, the fifth support, the third lens, the first support, the first lens, the fixing plate, the fixation screen and the second semi-transparent and semi-reflective plane mirror are arranged, so that the LED light-emitting plate emits red light; the first lens, the second lens, the third lens, the second semitransparent and semi-reflective plane mirror and the correction lens are arranged in sequence, light of the fixation screen enters the left eye and the right eye through the spectroscope and the reflector after passing through the internal fixation lens group, a neural foundation is laid through passive stimulation, functional application of active training and enhancement is achieved, and the device is particularly suitable for older children or patients needing to improve training efficiency.

The present application relates to the field of data analysis technology, and in particular to a data analysis method and system for a comprehensive treatment device for myopia and amblyopia. The method comprises: obtaining the patient's eye data before treatment, determining preliminary light information before treatment based on the patient's eye data, and sending the preliminary light information to the comprehensive treatment device; obtaining real-time eye images during treatment, determining the patient's real-time eye status based on the real-time eye images; determining treatment light information based on the preliminary light information and the real-time eye status, and sending the treatment light information to the comprehensive treatment device. The present application provides an accurate and reasonable reference basis for determining treatment light information by analyzing the real-time status of the patient's eyes, and treats the patient according to the treatment light information to ensure the accuracy and effectiveness of the treatment.

The invention discloses a visual function examination device for oblique amblyopia patients in the technical field of medical equipment. The visual function examination device comprises a test board, a rack and a microscope base. A lifting device is further installed at the upper end of the testing table, the upper end of the lifting device is connected with a supporting table, the supporting table is located on one side of the lower portion of the lens cone, and the lower end of the auxiliary device is fixed to the outer portion of the lifting device. A servo motor drives a gear and a rack to achieve high-precision lifting of the microscope base, and a bidirectional lead screw and symmetrical clamping blocks are linked to provide self-adaptive head fixing. A sliding groove and a dovetail groove structure of a ball bearing sliding block are matched with connecting rod inclination angle compensation, and head position deviation of a patient is counteracted in real time; the rack is plated with a hard chromium layer, nylon and a glass fiber gear, so that abrasion is reduced, and the transmission efficiency is improved through a graphite self-lubricating lead screw. The device achieves multi-degree-of-freedom closed-loop control, the examination precision error is smaller than or equal to 0.3 degree, and the device is suitable for patients of different ages, has high efficiency and long-acting stability and is suitable for clinical oblique amblyopia accurate diagnosis.

The embodiment of the invention discloses a lens group with complementary characteristics. A specific implementation mode of the lens group with the complementary characteristics comprises a left lens and a right lens, a plurality of first visual shielding units which are arranged according to a first arrangement rule are arranged on the left eyeglass; the right eyeglass is provided with a plurality of second visual shielding units which are arranged according to a second arrangement rule; the position except the arrangement position of the first vision shielding unit on the left eyeglass is the arrangement position of the second vision shielding unit on the right eyeglass, so that the vision complementary relation is achieved, and the implementation mode can be used for improving the binocular vision fusion function and treating children amblyopia.

Embodiments of the present disclosure disclose an eye movement tracking-based amblyopia training video display system. A specific implementation of the system includes an interaction processor, a central processor, a visual display processor and a user-side screen; and the interaction processor is configured to obtain a screen gaze point coordinate of a target user; the central processor is configured to determine a target gaze point area corresponding to the screen gaze point coordinate; the visual display processor is configured to perform differential update processing on first display content and second display content in the target gaze point area; insert visual stimulation information in the first display content corresponding to a first eye in the target gaze point area, and perform corresponding update processing on the second display content corresponding to a second eye. The implementation can improve the personalization and real-time response capability of amblyopia training, reduce the training period of amblyopia training, and reduce the occupation of display bandwidth and image processing resources.

The invention discloses an amblyopia vision rehabilitation training device based on a dynamic vision model, and relates to the field of amblyopia rehabilitation equipment.The amblyopia vision rehabilitation training device comprises a wearable micro host and a rehabilitation host which are in split type modularization or master-slave cooperative arrangement, and the wearable micro host is configured as a lightweight vision output and basic interaction terminal in a mobile scene; the terminal comprises a lens body support, a head circumference adjusting belt, a micro-display module, a master controller, a pupil tracking unit and a basic interaction unit. The rehabilitation host is configured as a data center integrating user state information perception, data processing and function expansion; according to the amblyopia visual rehabilitation training device, a rehabilitation training scheme integrating dynamic visual stimulation output, user physiological and psychological state perception and intelligent training parameter decision is constructed through a split type modular design and multi-mode state perception fused framework, personalized adaptation in a mobile scene can be achieved, and the amblyopia visual rehabilitation training device is high in practicability. The requirements of efficient rehabilitation, comfortable experience and active participation of amblyopia patients are met.

The auxiliary training device comprises two supporting plates arranged in parallel, the tops of the two supporting plates are rotationally connected with rotating shafts respectively, the rotating shafts are fixedly connected with the two ends of a guide column respectively, the guide column is sleeved with a sliding frame in a sliding mode, the outer wall of one side of the sliding frame is fixedly connected with a transmission assembly, and the transmission assembly is fixedly connected with the outer wall of the other side of the sliding frame. A servo motor is fixedly installed in the middle of one end face of the transmission assembly, the transmission assembly is fixedly connected with one end of a supporting column, the other end of the supporting column is fixedly connected with a color ball, the outer wall of the other side of the sliding frame is fixedly connected with one end of a connecting column, and the other end of the connecting column is fixedly connected with a display screen. The two sides of the top of one supporting plate are slidably sleeved with sliding rods correspondingly, and the top ends of the sliding rods are fixedly connected with a supporting plate.

1. Name of the product in this design: Intelligent Folding Reading and Writing Desk. 2. Purpose of this design: for the prevention of amblyopia and myopia. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

The utility model belongs to optical device technical field, concretely relates to a kind of lens and glasses, the lens includes: mirror surface, the mirror surface is provided with the multiple paths of fitting hyperbolic space, and path distribution is more dense at the area closer to the edge of lens;Microstructure includes multiple micro-lenses distributed according to predetermined rule;The distribution of the microstructure makes that the contrast of eye-in image adapts to the non-uniform distribution of visual influence cell in retina, including the microstructure is along the multiple paths setting;Or setting in the area surrounded by path;The power of the micro-lens gradually increases along the radial outward direction of lens center direction.By the above setting to improve amblyopia while improving experience.

The invention provides an amblyopia training system and a control method thereof, and the amblyopia training system comprises a camera acquisition module, a calibration module, an amblyopia training module, a hyperopia defocus parameter modeling module, a calculation unit and a display unit. The system obtains pupil data of a user through the camera acquisition module, the calibration module calculates and displays calibration parameters, and the amblyopia training module generates basic training images and training tasks. And the hyperopia defocusing parameter modeling module performs defocusing processing on the training image based on the calibration parameter and the pupil data to generate a composite training image with a clear center and a peripheral hyperopia defocusing effect. The calculation unit performs real-time rendering, and the display unit displays the composite training image according to the training task. According to the invention, the cooperation of visual training and eye axis regulation and control is realized, and an effective comprehensive treatment scheme is provided for hyperopia amblyopia patients.