19results about How to "Improve eyesight" patented technology

The invention discloses an ophthalmology department vision examination data collection and analysis system, and relates to the technical field of ophthalmology department vision examination data collection and analysis. An examination data collection module is used for examining and collecting ametropia and eye movement behaviors of a current patient, and an ametropia basic correction unit is used for calculating and outputting correction lens degree JD; an eye movement capturing precision evaluation value Y is calculated and output by utilizing an eye movement capturing precision evaluation unit, a feedback adjustment coefficient T and an updated correction lens degree JDnew are sequentially calculated and output by utilizing an ametropia feedback adjustment correction unit, and a result display module is utilized to display the correction lens degree JDnew. The updated correction lens degree JDnew of current correction and next optometry is displayed to the current patient, correction degree calculation of ametropia is continuously optimized according to the accuracy change of eye movement behavior capture, then the correction effect is improved, meanwhile, a formed feedback cycle mechanism also enables the system to have the self-learning and optimization ability, and the system can be widely applied to the field of medical science, medical science and medical science. And individual differences and disease changes of patients can be continuously adapted.

The invention relates to the technical field of treatment of myopia, and discloses a method and a composition for preventing or treating myopia by adopting vinpocetine, the method comprises vinpocetine, or tropicamide, or phenylephrine hydrochloride, or a combination of these substances as a sole active ingredient for inhibiting or controlling the progression of myopia; the methods in the present application can reduce the dependency of subjects with such visual impairments on corrective lenses. For example, the methods described herein may result in improved vision, including improved visual acuity. Abnormal axial elongation of eyeballs can be avoided, and therefore complications, especially serious retina diseases threatening vision, can be avoided.

The invention relates to the technical field of medical equipment, and particularly discloses a xerophthalmia treatment device and method.The xerophthalmia treatment device comprises a base, a liquid medicine box is arranged in the base, a control panel is arranged at the top of the base, a placement frame is fixedly connected to the side of the base, and a treatment instrument body is placed on the placement frame; the interior of the therapeutic apparatus body is divided into a first cavity and a second cavity through a partition plate, air holes are formed in the upper inner wall and the lower inner wall of the first cavity, two eye massagers are installed on the side, close to the first cavity, of the partition plate, and an atomization therapy mechanism, an air guide mechanism and a backflow mechanism are arranged on the therapeutic apparatus body. The atomization treatment mechanism is used for sucking liquid medicine and atomizing the liquid medicine to form small particles which enter the first cavity, and the air guide mechanism is used for evenly diffusing the small particles. Massage treatment and atomization treatment are combined and can complement each other to exert respective advantages, so that the treatment effect is enhanced.

The invention belongs to the technical field of visual training, and discloses an automatic training device combining a flip mirror and a visual card, which comprises a starting module, a camera module, a judgment module, a calculation module, an identification module and a statistics module. Whether a user sees the sighting mark clearly or not can be conveniently determined through the computer, and auxiliary personnel are not needed; the computer can be used for conveniently determining the time consumed by the user to use the positive and negative lenses and see the sighting mark clearly; the display scheme of the next sighting mark is dynamically and flexibly adjusted according to the observation result of the user on the sighting mark; the improvement degree can be conveniently observed and a treatment scheme can be conveniently revised by utilizing statistical data of a computer; the stickiness of the reverse racket used by a user is improved, especially for a child user.

The invention discloses a mixing process for preparation of rhizoma polygonati health-care food, and belongs to the technical field of food preparation, in the invention, through nanocrystallization treatment, rhizoma polygonati powder is refined to a nanometer level, and particle size distribution is uniform, so that active ingredients are easier to be absorbed by a human body, and the bioavailability of the product is remarkably improved. The stabilizing treatment of the nanoparticles comprises the steps of adding a stabilizer and using a coating technology, so that the active ingredients are protected from being damaged in the preparation and storage processes, and the effects of the active ingredients are kept. Through the nanocrystallization treatment and the subsequent screening step, the uniformity of the particle size is ensured, so that the appearance quality of the product is improved, and the dosage of each piece of health food is more accurate. And the stability of the product in the storage and transportation processes is improved, and the problems of dampness, oxidation and the like are reduced. Due to the small size of the nano-particles, the nano-particles have better solubility, so that the active ingredients can be quickly released, and the effect of the health-care food can be improved.

The application discloses a wireless intelligent iris system, which comprises a controller and an electronic corneal contact lens located on the visual axis, and the controller is wirelessly connected with the electronic corneal contact lens. The controller comprises a light intensity sensor, a microprocessor and a wireless energy emission module. The electronic corneal contact lens comprises a wireless energy receiving module, a ring-shaped transparency adjustable diaphragm and a corneal contact lens front base and back base for encapsulating the wireless energy receiving module and the transparency adjustable diaphragm. The light intensity sensor on the controller converts the environmental light intensity into an electric signal and transmits the electric signal to the microprocessor. The microprocessor controls the electric energy to act on the specific diaphragm through the wireless energy emission module and the wireless energy receiving module on the electronic corneal contact lens, thereby independently controlling the visible light transmittance of each layer of diaphragm. When the transparency of the diaphragm gradually changes and expands from the inner circle to the outer circle, the light entering the eye can be adjusted, thereby improving the vision and visual comfort.

The application discloses a kind of corrective lens design equipment, storage medium and lens, it is related to medical equipment field, for solving the problem of existing refractive correction improves visual acuity or the effect of improving visual quality is poor.Refractive lens design equipment includes acquisition device, selection device and design device, acquisition device obtains the central refractive power of target individual eyeball, selection device finds out target refractive topography from refractive topography group, central refractive power is in the central refractive power range corresponding to target refractive topography, and refractive topography describes the retinal refractive power distribution of eyeball with corresponding central refractive power in preset field angle;Design device obtains refractive power distribution correction scheme in conjunction with target refractive topography, to obtain the corrective lens for target individual.The present application combines the peripheral defocus characteristics of human eye retina to design semi-personalized lens for individual, to achieve the purpose of improving visual acuity, improving myopia prevention and control effect or improving peripheral visual quality.

The invention discloses a preparation composition for preventing and treating eye diseases and delaying visual decline and a preparation method thereof. The composition is prepared from fructus lycii, semen cassiae, blueberries, marigold, eyebright, ligusticum wallichii, pseudo-ginseng, roxburgh rose, pleurotus citrinopileatus, bilberry, haematococcus pluvialis, xanthophyll, zeaxanthin, retinol, ergothioneine, beta-carotene, vitamin E, organic selenium, phospholipid DHA, procyanidine, curcumin and lycopene. The composition can prevent and treat eye diseases and delay visual decline. The traditional Chinese medicine composition can relieve asthenopia, can relieve the symptoms of blurred vision, dry eyes, soreness and swelling, pain and the like, and can treat macular degeneration. The composition has no side effect on a human body and is high in safety; injection administration and operation are avoided, no sequelae are left, and the medicine is convenient to take and carry by a patient; the preparation process is simple, the performance is stable and reliable, the production efficiency is high, the cost is low, and the application prospect is wide. The invention further discloses a polypeptide for relieving asthenopia, wherein the sequence of the polypeptide is shown as SEQ ID NO: 1.

The utility model discloses a silk fibroin zinc oxide bone bar which comprises a first bone bar body, a connecting groove is formed in the top of the first bone bar body, a second bone bar body is arranged in an inner cavity of the connecting groove, sliding grooves are formed in the two sides of the inner wall of the connecting groove, and sliding blocks are arranged on the front face and the back face of the first bone bar body. A lantern ring is arranged on the outer ring of the first bone bar body. The screw rod is taken out by anticlockwise rotating in the inner cavities of the threaded grooves, every two of which form one group, so that the fixation of the sliding block and the first bone bar body in the sliding groove is relieved, and then the second bone bar body can slide up and down in the sliding groove through the sliding block; therefore, the overall length of the first bone bar body and the second bone bar body can be adjusted according to the length matched with the human body, and meanwhile, the first bone bar body and the second bone bar body can be conveniently disassembled and assembled; the first bone bar body and the second bone bar body are made of the zinc material and the silk fibroin material, so that the effect of improving actual use can be achieved.

The present invention relates to the field of automobile driving safety, and discloses a method for constructing a driving behavior safety evaluation model based on real vehicle testing, and the implementation steps are: collecting the driver's eye movement information, automobile operation information, radar information and lane line information during the driving of the automobile on the test road section; calculating the numerical value of each driving behavior safety evaluation index characterization quantity; then using the calculated characterization quantity numerical value as an index, calculating its weight, and finally obtaining a driving behavior safety evaluation model. The present invention uses real vehicle test data to numerically evaluate the driver's driving behavior safety, and the evaluation result has the advantages of visualization and comparability, and can better reflect the driving behavior safety of the driver's regular driving process. At the same time, according to the numerical value of each evaluation index characterization quantity, the common dangerous driving behavior of the driver during the driving process can be known, which is of great significance to the driver to improve driving habits and reduce the occurrence of traffic accidents and traffic violations.

The invention belongs to the technical field of traditional Chinese medicines, particularly relates to eye drops and a preparation method thereof, and adopts the technical scheme that the eye drops are prepared from calyx seu fructus physalis and purified water. The calyx seu fructus physalis in the components of the eye drops has a natural anti-inflammatory attribute, so that the eye drops are beneficial to relieving eye inflammation and discomfort, improving eye health and improving eyesight; the eye drops are only prepared from calyx seu fructus physalis and water, so that the use of chemical additives is reduced, and the eye drops are more natural, safer and suitable for long-term use; the calyx seu fructus physalis extract in the eye drops can help to keep eyes moist, prevent xerophthalmia and improve the comfort level of a user; due to the natural component formula, the eye drops are mild and non-irritant, and are suitable for sensitive people and users who often use the eye drops.

The present invention relates to naphthopyrone derivatives and compositions containing Cassia seed bud extracts containing the same as active ingredients. The composition according to one aspect of the present invention has an antioxidant effect, and an effect of protecting nerve cells from oxidative stress or inhibiting nerve cell death, and in particular, has an effect of inhibiting damage or death of retinal nerve cells or hippocampal nerve cells caused by glutamate toxicity, and can be used as a pharmaceutical composition for the treatment or prevention of decreased vision and eye diseases caused by optic nerve damage, and memory loss, learning impairment, depression onset and deterioration, and degenerative brain nerve diseases caused by cranial nerve damage.

The invention belongs to the technical field of traditional Chinese medicines, in particular to eye drops and a preparation method thereof, and adopts the technical scheme that the eye drops are prepared from calyx seu fructus physalis, ginger, folium artemisiae argyi, borneol and purified water. The eye drops can improve the eye environment, multiple Chinese herbal medicine components in the formula can act together, the microenvironment of the eyes is improved, discomfort of the eyes can be eliminated, blood circulation of the eyes is promoted, gingerol and other components in the fresh ginger have the effect of promoting blood circulation, metabolism of the eyes can be accelerated, and the eye drops can be used for improving the eyesight of the eyes. And eye fatigue and inflammation can be eliminated.

The invention discloses a human body cell meridian repair instrument, comprising a controller and a control circuit; the control circuit comprises a voltage processing circuit, an output circuit and a power detection circuit; the voltage processing circuit comprises a power supply mode detection subcircuit and a step-down subcircuit, the output ends of the power supply mode detection subcircuit and the step-down subcircuit are both connected to the controller, and the input ends of the power supply mode detection subcircuit and the step-down subcircuit are both connected to the power supply; the output circuit comprises a pulse subcircuit and a transformer, the input end of the pulse subcircuit is connected to the controller, the output end of the pulse subcircuit is connected to the input end of the transformer, and the output end of the transformer is connected to the massage end of the human body cell meridian repair instrument; the power detection circuit is connected to the controller to detect the power supply power that provides the input voltage; the controller controls the output circuit to output currents of different sizes. The instrument can dredge the meridians, improve blood circulation, and activate cells and nerve muscle tissues, and has significant effects on regulating various pains, beautifying and slimming, and improving vision.

The utility model relates to a massage machine core, eye massager, include: machine core body and at least one set of massage head subassembly, massage head subassembly flexible connection is in machine core body on, the utility model discloses the universal ball head connecting structure makes massage head subassembly can adapt to the facial features and eye outline of different patient, need not to carry out complicated adjustment or custom.

The full-automatic visual training box comprises a box body, a mobile phone clamping seat, a mobile phone, a storage battery, a control module, a charging socket, a training lens, a motor speed reducing mechanism and a crawler track, the front side of the box body is provided with a sighting mark observation hole and a lens slot, and the training lens is inserted into the lens slot; the storage battery and the control module are installed in the element box, an opening is formed in the upper portion of the rear end of the box body, the cover plate and the motor reducing mechanism are installed at the rear end of the opening, a driving belt wheel is installed on a power output shaft, and a driven belt wheel is installed at the front end of the opening. The mobile phone clamping seat is mounted on the conveying belt, and a mobile phone is mounted in the mobile phone clamping seat; the power output end of the control module is electrically connected with the power input end of the motor reducing mechanism. The device is compact in structure and convenient to carry, lenses with different degrees can be conveniently replaced, the distance between sighting marks can be conveniently adjusted, trainees can train at any place, and beneficial technical support is provided for improving vision.

The invention discloses a vision correction training method, and belongs to the technical field of vision correction doors. By training the eyes of the patient, vision correction can be carried out on the eyes of the patient, then the eye muscle strength can be improved, eye qi and blood can be increased, the eyeball focusing system capacity, the eye telescoping capacity and the naked eye vision can be improved, and the vision correction effect on myopia, hyperopia, astigmatism, amblyopia and strabismus is achieved.

The utility model relates to a visual training system, which comprises a non-video display panel, a communication control module is arranged on the non-video display panel, and training lamps controlled by the communication control module to emit light are distributed on the non-video display panel; keys for a user to press are arranged on the key handle, and the arrangement mode of the keys is consistent with the arrangement mode of the training lamps; the communication module is in signal connection with the communication control module, and the central processing unit is in signal connection with the communication module and the keys. According to the visual training system, the central processing unit is used for controlling the training lamps to be turned on, and a person operates the key handles with two hands to turn off the corresponding training lamps, so that eye muscles of the person are sufficiently moved and adjusted, the eye muscles are exercised, fatigue is relieved, the vision is improved, and no harm or side effect exists.