61 results about "Strabismus" patented technology

Devices for recognizing and responding to Strabismus and Autism are provided herein. Eye-tracking and software analysis are used to identify adverse visual characteristics of both in real time and compelling visual feedback is used to stimulate correction as those events occur.

The invention provides a strabismus examination device. The strabismus examination device is characterized by comprising a visual target, aimage shooting and processing module, a pupil center line calculation module and a manifest strabismus measurement module, wherein the image shooting and processing module comprises at least two near-infrared cameras and at least two near-infrared light sources and is used for continuously shooting images of an eye area; and after angle alpha and angle beta are obtained through calculation by the manifest strabismus measurement module, if the angle alpha and the angle beta are not equal in size, the manifest strabismus measurement module judges that manifest strabismus is present. The strabismus examination device has the beneficial effects that the examination process is quick and convenient, the time of a doctor and an examinee can be saved, an examination result is objective and quantitative, and the strabismus examination device is not only suitable for adults, but also suitable for children and babies.

The invention discloses a pharmaceutical composition for treating strabismus and an adjuvant therapy device using the composition, and relates to the technical field of human eye strabismus therapies. The active components of the pharmaceutical composition mainly include 5-20 parts of semen cassiae, 10-20 parts of flos chrysanthemi, 10-20 parts of poria cocos, 10-15 parts of radix paeoniae alba, 5-20 parts of radix polygoni multiflori, 10-20 parts of radix astragali, 3-10 parts of radix glycyrrhizae, 3-10 parts of fructus lycii, 1-10 parts of rhizoma coptidis and 5-20 parts of herba dendrobii. The adjuvant therapy device is matched; a massage helmet is integrally of a hemispherical structure; a fumigation eye patch is arranged on the front side of a shell of the massage helmet and corresponds to the eyes of the human body; a fumigation instrument is connected with the fumigation eye patch through a hose; and a controller is electrically connected with the massage helmet and the fumigation instrument. According to the invention, the medicines with small side effects and no corrosivity or narcosis are adopted, the treatment time is shortened, the treatment effect is guaranteed, the surgical treatment is not needed, the use is convenient, and the safety and high efficiency are achieved.

The invention provides a reader for strabismus and visual function training based on divide sight control and an adjusting and setting method of the reader. The reader comprises an input module, a file processing module, an adjusting and setting module, a display device and divide sight equipment, wherein the input module is used for loading a file; the file processing module is used for processing the loaded file into a left visual page and a right visual page of which the content and the format are the same; the left visual page and the right visual page are displayed in a display region ofthe display device; the adjusting and setting module is used for adjusting and setting the initial position of the left visual page and the right visual page in the display region and adjusting and setting the moving directions of the left visual page and the right visual page in the display region of the display device; and the divide sight equipment is used for performing dual-eye divide sight display. According to the reader disclosed by the invention, a user autonomously loads in an electronic file to be read; the left visual page and the right visual page are adjusted and set to synergistically move by the adjusting and setting module to perform dual-eye image merging training; and normal reading of a user is combined with the strabismus and visual function training, so that the training interest is improved, and the training time of the user is saved.

The invention discloses a prism bar examination device for strabismus examination. According to the main technical scheme, the prism bar examination device comprises an examination table, a prism bar and a bar control mechanism, wherein the inspection table comprises two fixed columns, a head support and a movable support, the head support is arranged between the two fixed columns, two ends of the movable support are movably connected with the two fixed columns respectively; the movable support can make lifting motion in the vertical direction; the bar control mechanism comprises a horizontal sliding seat and a sliding piece, the horizontal sliding seat is fixedly connected with the movable support, a vertical sliding groove is formed in the sliding piece, and the prism bar is embedded in the vertical sliding groove; the prism bar comprises a plurality of prisms with different prism degrees, the plurality of prisms are sequentially arranged according to a fixed prism degree gradient, a positioning mechanism is arranged between the vertical sliding groove and the prism bar, and the prism bar moves upwards or downwards according to a fixed displacement distance each time through a positioning mechanism; and a light shielding plate used for shielding eyes is further arranged, and is horizontally connected with the movable support or the horizontal sliding seat in a sliding mode.

The invention provides an aided design method and device for a strabismus surgery scheme, and relates to the technical field of medical data processing. The method comprises the following steps: acquiring strabismus case data; according to the strabismus case data, a suggested operation implementation amount is obtained through a strabismus operation scheme aided design model so as to be used for aided design of a strabismus operation scheme; wherein the strabismus surgery scheme aided design model is obtained through training according to strabismus case data samples and surgery implementation quantity samples. According to the auxiliary design method and device for the strabismus operation scheme, the suggested operation implementation amount is intelligently obtained according to the strabismus case data through the strabismus operation scheme auxiliary design model, and the suggested operation implementation amount can be selected by a doctor to directly perform the strabismus operation; a doctor can design a more accurate strabismus operation scheme according to the method, the requirements of a large number of strabismus patients can be met, meanwhile, the accuracy of the strabismus operation scheme can be guaranteed, and it is further guaranteed that the strabismus patients are correctly treated and cured early.

The invention discloses a pair of glasses and a vision adjustment device with a dynamic slight defocusing zoom function in the emmetropic eye direction, belonging to the field of vision rehabilitation glasses. A slight defocus zoom device, an automatic focus device for driving a dynamic mild defocus zoom device to defocus and zoom, the dynamic mild defocus zoom device includes a zoom lens group far away from the eyeball and a replacement lens close to the eyeball. The glasses can induce the axial length of the non-emmetropic eye to gradually return to the axial state of the emmetropic eye, and the vision adjustment device combines a bionic vision training device with dynamic mild defocus zoom glasses in the direction of the emmetropic eye. It is suitable for eliminating the causes of myopia, hyperopia, astigmatism, anisometropia, strabismus and amblyopia, and for preventing and treating myopia, hyperopia, astigmatism, anisometropia, strabismus, amblyopia and visual fatigue.

Validity of a line-of-sight direction detected by a gaze point detection unit is determined by using a positional difference that is a calibration value used for detecting a position of a corneal curvature center. Therefore, it is possible to easily and effectively determine the validity of the line-of-sight direction without additionally using a system or the like for detecting the validity of the line-of-sight direction. Consequently, it is possible to accurately detect line-of-sight directions of various subjects, such as a subject whose left and right eyeballs have different corneal curvature radii or a subject whose line-of-sight directions of left and right eyeballs are largely different due to the influence of strabismus or the like.

The invention belongs to the technical field, and particularly relates to a bearing device for ophthalmic examination. Through the arrangement of a head bearing mechanism and an instrument bearing mechanism, when a patient receives strabismus examination of the eyes, bearing of the patient and an examination instrument is facilitated, the fatigue feeling of the patient and inconvenience in instrument holding are reduced, and examination convenience is improved; through cooperation of a driving assembly, a rack and multiple detection prism groups, the orientation of the prisms can be changed only by pushing or withdrawing the rack according to detection requirements in a detection process, adjustment and disassembly of too many parts are not needed, more convenience and rapidness are achieved, the number of the detection parts of the whole device is reduced, operation convenience is improved, and an integration degree is high; and by arranging a transverse adjuster and a lifter, the driving assembly can be rapidly adjusted, the eye examination requirements of different patients are met, and adjustment is convenient and rapid.

The invention discloses a method for correcting eye movement data based on an eyeball error model, comprising the following steps: S1. Obtaining the coordinates of a reference point gazed by a user when the sight is calibrated, the coordinates of the intersection point of the sight line and the screen when the eyes are looking straight ahead, and the reference point of the user's gaze When only strabismus exists, the coordinates of the estimated point of sight corresponding to the occurrence of strabismus, and the coordinates of the estimated point of sight corresponding to the occurrence of myopia accompanied by strabismus, generate an eyeball error model between the user's actual eyeball and the eyeball reference model; wherein, the number of reference points is at least 2, The coordinates of the reference point are known when the gaze is calibrated, and the eye movement gaze estimation point is detected by the eye tracker; S2. Calculate the data error according to the eyeball error model; S3. Compensate the error amount in the eye movement data for data correction. When the present invention is applied, it is not necessary to determine the types of myopia, strabismus, and myopia with strabismus, which makes eye movement data correction more convenient and can ensure the matching degree between eye movement data and real data.

The invention discloses physiotherapy glasses for preventing myopia and strabismus. , a first fog vision lens is arranged inside the first installation groove on the spectacle frame body. The invention has simple structure and reasonable design, can automatically adjust the light transmittance of glasses according to the intensity of the light, the light intensity that is suitable for entering the eyes is always in the most suitable range, avoids the damage to the eyes caused by the strong light, and can use the computer or the eyes for a long time. After the mobile phone is tired, massage the muscles of the eyes, so that the muscles are in a relaxed state, preventing the unbalanced power of the extraocular muscles from causing strabismus, and at the same time, it can automatically heat up, increase the circulation of blood in the eyes through the heating effect, improve the massage effect, and prevent strabismus. The lens suddenly enters from low temperature to high temperature to generate water vapor, and the practical performance is better.

A device for measuring phoria comprising: a front side (1), which comprises an opening (11) corresponding to the position of the eyes of the subject; a rear side (2), which is parallel to the front side (1) and presents a visual display pattern (21) disposed towards the front side (1) and configured to be utilized in the phoria measurement, and; optical means (5), which contain at least one set of lenses with different powers corresponding to different accommodation demands of the subject, wherein the optical means (5) are positioned corresponding to the opening (11) and in front of at least one eye of the subject, so that the visual display patterns (21) are adapted to be viewed by the subject through the optical means (5). The device provides cheap, simple, fast and precise way to measure phoria under different accommodation values.

The invention discloses a children's strabismus correction device for ophthalmology, which comprises an eye mask outer frame, a first motor, a first liquid chamber, a second liquid chamber and a second motor. Pad, and the inner edge and middle part of the eye mask outer frame are respectively provided with an inner cavity and an air cavity, and the outer walls of the left and right sides of the eye mask outer frame are fixed with a rewinding chamber, and the lower end of the rewinding wheel is fixedly connected with a first worm wheel , and the bearing in the middle of the rewinding chamber below the rewinding wheel is equipped with a first worm, the outer side of the eye mask frame on the back of the smooth panel is provided with an outer chamber, and the outer side of the first reciprocating screw rod is covered with a sliding sleeve. The children's strabismus correcting device for ophthalmology and its use method are convenient for wearing the device, improve the stability and comfort of wearing, install and use, and can train children's eyes to work together by using an axially moving moving target, and at the same time, the strabismus eye Guide the correct position of the head, and correct children's strabismus through periodic training.