66 results about "Eye dryness" patented technology

The invention discloses a digital eyestrain detection method based on multi-task learning and an intelligent terminal. The method mainly solves the problems that the prior art depends on a single mode, only pays attention to a single task (for example, only the opening and closing state is detected), and comprehensive evaluation on the fatigue state of a user, especially the eye dryness condition is lacked. The invention provides a digital eye fatigue detection method based on multi-task learning and an intelligent terminal, and aims to realize high-precision fatigue and distance detection on low-cost hardware through fusion of multi-task learning and a monocular vision geometric model, solve the problems of limited precision of a single mode and redundancy of separate deployment calculation in the prior art, and improve the detection precision of the eye fatigue. The method is suitable for mobile terminals such as smart phones and tablet computers. After the scheme is deployed on the intelligent terminal, a user can be helped to keep a healthy screen use distance and a healthy screen display parameter, a healthy blinking habit is maintained, and dry eyes, astringent eyes and eyestrain are reduced.

The present application relates to the field of traditional Chinese medicine, in particular to a composition, eye patch and preparation method thereof for preventing and treating eye dryness, blurred vision fatigue and dry eye, comprising a carrier vehicle and a matrix layer, selecting medicinal materials with the effects of improving eyesight and resisting oxidation, fermenting the medicinal materials with plant lactic acid bacteria, bacillus or yeast to decompose macromolecules into small molecule active substances and possibly produce new active metabolites, adopting temperature control during the fermentation process to avoid high temperature from destroying heat-sensitive components, compounding the fermented medicinal material extract with hyaluronic acid, menthol, carboxymethyl cellulose and glycerol to form an intelligent rheological regulation body, hyaluronic acid synergistically enhances the moisturizing effect with the fermented extract, carboxymethyl cellulose serves as a film-forming agent to ensure the stability of the matrix layer, and glycerol improves the moisturizing performance, adopting a green process of activation, fermentation, mixing, loading and sterilization, selecting plant fibers as the carrier vehicle, cutting and packaging after loading the matrix layer, and then sterilizing to ensure the safety and effectiveness of the product.

The invention provides an eye care solution for relieving dryness and a preparation method thereof, and relates to the technical field of eye care, the eye care solution is composed of the following components: 0.2-1mg / ml of tremella polysaccharide, 0.5-2mg / ml of sodium hyaluronate, 0.5-1mg / ml of dipotassium glycyrrhizinate and 5-10mg / ml of sodium chloride, a solvent is a Shihan spring stock solution, and the tremella polysaccharide, the sodium hyaluronate and the dipotassium glycyrrhizinate can be matched with each other in a proper concentration range. The high tremella polysaccharide is stably and uniformly dispersed in the system, all the components play a synergistic effect to improve the moisturizing, lubricating and cell repairing effects, and the technical problem that in the prior art, the eye care solution is poor in effect of treating and improving eye dryness is solved.

The first present invention relates to an ophthalmic composition for reducing eye dryness containing at least one selected from the group consisting of chondroitin sulfate and salts thereof which have a weight-average-molecular weight of 40,000 to 70,000. The second present invention relates to an ophthalmic composition containing at least one selected from the group consisting of chondroitin sulfate and salts thereof which have a weight-average-molecular weight of 40,000 to 70,000, and at least one selected from the group consisting of an antihistamine, a zinc salt, tetrahydrozoline and salts thereof, hydroxyethyl cellulose and salts thereof, and a polyvinyl-based polymer compound. The third present invention relates to an ophthalmic composition containing at least one selected from the group consisting of chondroitin sulfate and salts thereof which have a weight-average-molecular weight of 40,000 to 70,000, and menthol.

The invention provides a blueberry fruit extract composition containing anthocyanin. The composition has the effects of eliminating free radicals, resisting oxidation, protecting eyes, inhibiting tear secretion reduction, relieving eyestrain and eye dryness, repairing retina, protecting eyesight, preventing and controlling myopia, improving eye blood circulation and the like.

The invention discloses a phospholipid composition, a preparation method and application thereof and a phospholipid wet tissue, and relates to the technical field of daily necessities, the phospholipid composition is prepared from the following raw materials by mass: 0.1-2% of lecithin; 0.1%-2% of an organic solvent; 0.001% to 0.1% of vitamin; 0.01% to 0.2% of sodium hyaluronate; 0.1%-3% of trehalose; 0.4%-4% of a polyol compound; 0.001%-0.02% of a compositae herbaceous plant extract; 0.0001%-0.001% of polyhexamethylene biguanide, 0.0001%-0.001 And the balance water. The phospholipid composition not only has excellent stability, but also can remarkably relieve asthenopia and eye dryness symptoms, and is safe and non-irritant.

The invention discloses near-vision-preventing health-care liquid and a preparation method thereof. The near-vision-preventing health-care liquid is prepared from the following raw materials in parts by weight: 8-12 parts of cornu bubali, 1-3 parts of borneol, 4-6 parts of xanthophyll, 8-12 parts of radix angelicae sinensis, 8-12 parts of radix paeoniae rubra, 6-10 parts of folium mori, 12-18 parts of semen plantaginis, 8-12 parts of flos chrysanthemi, 12-18 parts of cortex fraxini and 12-18 parts of semen cassiae. According to years of medicine practicing experience and in combination with the theory of traditional Chinese medicine, natural traditional Chinese medicine plants with the effects of clearing liver and improving vision, clearing away heat and toxic materials, promoting blood circulation, dissipating blood stasis and relieving pain, clearing away heat and drying dampness and promoting blood circulation are selected; the traditional Chinese medicine composition can relieve eyestrain, eye dryness, eye acerbity, red eyes, blurred vision, dark circles, ghosting, photophobia, tear against wind, eye discomfort and other symptoms caused by overuse of eyes, the effect is remarkable, the effect taking speed is high, and myopia development is delayed by relieving eyestrain and preventing myopia; in addition, the preparation process is simple, easy to operate and convenient for expanded production.

The invention discloses a moisturizing eye lotion as well as a preparation method and application thereof, and relates to the technical field of eye care compositions. The eye moistening liquid is prepared from, by mass, 0.0005%-0.001% of xanthophyll, 0%-0.01% of taurine, 0.001%-0.01% of allantoin and 0%-0.01% of cowberry / eyesight improving grass / fructus lycii extract, a wetting agent, an emulsifying agent and a preservative are matched, various active ingredients synergistically relieve dry eyes, eye astringency and asthenopia, and the stability is guaranteed through the process that the active ingredients are dissolved and mixed step by step and then added. The eye-closing spray is used in the form of eye-closing spray, fog drops diffuse into eyes through eyelids, and direct stimulation is avoided.

This invention discloses a blueberry anthocyanin nutritional solid composition for relieving eye discomfort. The composition comprises blueberry anthocyanin solid powder, algal oil powder, zinc gluconate, and selenium-enriched yeast, and may optionally contain lipid nutrients containing gamma-linolenic acid, as well as food additives and excipients. Oral administration of this composition provides the body with various nutritional supports related to ocular surface function and ocular moisture, helping to maintain tear secretion levels, improve tear film stability, and support the normal physiological state of the corneal epithelium, thereby relieving eye dryness and discomfort caused by environmental stimuli or increased eye strain. Animal experiments showed that after 14 days of continuous administration of the composition, experimental mice exhibited a significantly increased tear secretion volume compared to the control group without the composition, with an increase of approximately 165%. Corneal fluorescein staining scores were also significantly reduced, indicating improved ocular surface condition and significantly enhanced eye comfort.

The invention discloses an eye care composition and an eye care solution, and belongs to the technical field of cosmetics, the eye care composition comprises hyaluronic acid substances, a Chinese herbaceous peony root extract and a calendula extract according to a mass ratio of 1: (0.5-8): (2-10); the sodium hyaluronate substances comprise a sodium hyaluronate cross-linked polymer, hydrolyzed sodium hyaluronate, acetylated sodium hyaluronate and sodium hyaluronate in a mass ratio of 1: (0.25-4): (0.25-4): (0.5-1). The eye care solution containing the eye care composition has excellent moisturizing and repairing effects, can effectively solve the problems of eye dryness and eye acerbity, relieves eye fatigue, and comprehensively improves the eye condition.

The invention discloses external use type eye protection liquid for relieving eye dryness and a preparation method of the eye protection liquid. The eye protection liquid comprises a water-phase matrix and a lipid nano-carrier dispersed in the water-phase matrix, the water-phase matrix comprises a physical interpenetrating network structure formed by crosslinking a first polymer with negative charges and a second polymer with positive charges through electrostatic interaction; the lipid nano-carrier has a core-shell structure, and the apparent density of the lipid nano-carrier is smaller than the density of a water-phase matrix. By utilizing a density difference driven self-assembly mechanism, the eye protection liquid can be automatically layered after being dripped into eyes, a bionic lipid membrane is formed on the upper layer to block evaporation, and a cornea is anchored on the lower layer through an interpenetrating network to lock water; meanwhile, pH response type microspheres can be selectively prepared to realize on-demand release. The technical problems that an existing eye lotion is short in moisturizing time and cannot repair a tear film lipid layer are solved, and the eye lotion has the advantages of being long-acting in lubrication, intelligent in repair and good in biocompatibility.

Provided in the embodiments of the present application are a blinking guidance method, a method for updating a screen display parameter, and an electronic device. In the blinking guidance method, after the current operating state of an electronic device is acquired, when the current operating state of the electronic device satisfies a first predetermined state, the electronic device performs blinking measurement on a user who uses the electronic device, so as to obtain a blinking frequency of the user; and when the blinking frequency of the user is less than or equal to a blinking threshold value, the electronic device performs blinking guidance on the user, such that when the blinking frequency of the user is relatively low, the user is prompted to appropriately blink, thereby improving the stability of a tear film, and relieving dry eyes and visual discomfort.

The present application relates to a kind of mountain-flower crystal probiotic fermentation composition and its preparation method and application, belong to biological fermentation technical field.The mountain-flower crystal fermentation composition provided by the present application is selected to be fried hawthorn, chrysanthemum, medlar three main raw materials, after probiotic fermentation, can obviously improve the light-aversion, the condition of eye dryness, and relieve visual fatigue, treat dry eye, the effect of improving bright vision duration is significantly enhanced.

The invention belongs to the technical field of medicines, and particularly relates to an active ingredient composition for treating xerophthalmia and muscae volitantes as well as a preparation method and application of the active ingredient composition. The composition is prepared from lycium barbarum polysaccharide, zeaxanthine, apigenin, luteolin, zinc gluconate, ophiopogon japonicus polysaccharide, ophiopogonin B, paeoniflorin and gallic acid according to a specific weight part ratio, all the active ingredients have a synergistic effect, the ocular surface microenvironment is improved, the vitreous opacity progress is inhibited, eye tissue damage is repaired, and the eye quality is improved. The synergistic treatment effect on the xerophthalmia and the muscae volitantes is achieved, and the symptoms such as eye dryness, eye acerbity, lacrimal secretion insufficiency, black shadow fluttering and blurred vision can be effectively relieved.

The invention belongs to the technical field of eye shields, and particularly relates to a xanthophyll eye shield and a preparation method thereof.The xanthophyll eye shield comprises a medical non-woven fabric, faintly acid gel is arranged on one side of the medical non-woven fabric, a first release film is arranged on one side of the faintly acid gel, a wet tissue is arranged on one side of the first release film, and a second release film is arranged on one side of the wet tissue. By arranging the weakly acidic gel, the problem that an existing cold compress eyeshade is single in function can be solved, and then the prepared eyeshade can be suitable for people who work and learn to surf the Internet or use electronic products and use eyes for a short distance for a long time or stay up late to cause eye dryness, eye astringency, eye fatigue, dark eye circles, eye distension and the like; therefore, the applicable crowd of the eye shield is increased.

The present invention provides an eye protection liquid for promoting the repair of eye cells and a preparation method thereof, wherein the eye protection liquid comprises the following raw materials in parts by weight: 5-15 parts of sage extract, 10-20 parts of sage extract, 40-60 parts of birch cell extract, 20-30 parts of verbena extract, and 0.3-0.5 parts of geranium essential oil. The antioxidant components contained in the eye protection liquid of the present invention can remove free radicals in eye cells and reduce cell damage. Anti-inflammatory components can reduce eye inflammation and create favorable conditions for the repair and regeneration of eye cells. Ingredients such as sage extract can promote blood circulation in the eye, increase oxygen supply and nutrient supply to eye cells, thereby accelerating the repair and regeneration of eye cells. Ingredients such as birch cell extract can enhance the moisturizing ability of eye cells, improve dry eye symptoms, and provide a moist environment for the repair and regeneration of eye cells. Through the synergistic effect of multiple raw materials, the repair of eye cells is effectively promoted, and eye health problems are fundamentally solved for a long time.

The application relates to the technical field of eye drops, in particular to an eye nursing liquid containing stem cells and a preparation method thereof, which comprises physiological saline, stem cells, punicalin, porous adsorption material and traditional Chinese medicine extract according to mass parts, the traditional Chinese medicine extract comprises psyllium, atractylodes, radix falcaliae, cistanche, stone lotus, radix paeoniae and poria cocos, and the porous adsorption material is obtained by swelling and drying treatment of solid endosperm of a coconut. The application repairs eye injuries through stem cells, reduces cell apoptosis and inflammatory reactions, promotes blood vessel regeneration and improves the repair ability of eye tissues; the natural porous adsorption material is used as a carrier to adsorb the effective components such as traditional Chinese medicine extract and stem cells on the eyes, prolongs the drug residence time, has a moisturizing effect at the same time, and relieves the dry eye symptoms; the eye nursing liquid does not contain preservatives and has a longer sustained effect after use.

The application discloses a kind of zinc sulfide nanometer eye drops and its preparation method and application, the zinc sulfide nanometer eye drops includes zinc sulfide nanoparticles and sterile water, the zinc sulfide nanoparticles are spherical nanoparticles with pseudo-virus-like spike structure, and particle size is 150-250nm, and the zinc sulfide nanoparticles can release hydrogen sulfide gas under eye acidic inflammatory microenvironment.The application can realize the stable, slow, controllable release of hydrogen sulfide gas under eye acidic inflammatory microenvironment, utilize the anti-inflammatory, antioxidant, promote mucosa repair and improve tear film stability and other biological functions of gas signal molecule hydrogen sulfide, realize the effective treatment of dry eye, relieve eye dryness, inflammation, injury and other symptoms;The formula of the application is mild, has no obvious cytotoxicity and eye irritation, has good biological safety, can meet the needs of long-term, safe and comfortable use in clinic, provides a new, efficient and safe gas treatment approach for dry eye.

The application relates to the technical field of eye masks, and discloses a high-moisture vapor eye mask and a preparation method thereof. The vapor eye mask comprises a sericin cotton layer, a non-woven fabric layer, a heating sheet, a polyethylene layer, ear hooks and essence liquid. Traditional high-water-absorption resins are replaced by acryloyl lysine and aldehyde group-terminated polyethylene glycol to prepare the hydrogel, which has the functions of antioxidation, relieving eye fatigue, eliminating free radicals generated by ultraviolet light and relieving inflammation. The sericin cotton layer has good moisture retention, antibacterial ability and softness, and improves the practicability and comfort of the eye mask. The sericin cotton layer is sprayed with the essence liquid, which contains at least one of tea tree essential oil and rose essential oil, can be quickly absorbed by the skin, moisturizes the skin, protects the eyes and relieves emotions.

The invention relates to the technical field of medicines, and particularly discloses a traditional Chinese medicine composition for preventing and improving myopia and asthenopia of teenagers and application of the traditional Chinese medicine composition. The composition is prepared from nine medicinal materials including rhizoma gastrodiae, radix puerariae, semen cassiae, fructus lycii, semen sesami nigrum, mulberry, folium mori, mint and rhizoma imperatae, and a unique tonifying-clearing-rising three-dimensional treatment network is constructed on the basis of the compatibility concept of invigorating yang and dredging collaterals and applying clearing and tonifying at the same time. The composition can be prepared into various oral preparations such as granules, tablets, capsules, oral liquid and the like, and is suitable for preventing and treating juvenile myopia, pseudomyopia, asthenopia, eye dryness and blurred vision. Animal and clinical researches prove that the composition can effectively inhibit ocular axis growth, improve choroidal blood flow and relieve asthenopia, and has the advantages of being safe to take and suitable for long-term conditioning of teenagers.

1. The name of the design product: eye protection instrument. 2. The use of the design product: used with eye protection liquid to moisturize eyes, relieve eye dryness and eye fatigue and other symptoms; improve blood circulation in eyes and relax eye muscles through heating and vibration massage. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view.

The application provides a collagen moisturizing soft hydrophilic contact lens and a preparation method thereof, and belongs to the technical field of soft hydrophilic contact lenses. The contact lens is prepared from HEMA, DMAA and MA as main base materials, and four types of functional components, namely, polydeoxyribonucleotide (PDRN), PEG400, sodium hyaluronate and chitosan derivative, are compounded. An initiator of azobisdimethylvaleronitrile and benzoyl peroxide and a crosslinking agent of ethylene glycol dimethacrylate and pentaerythritol tetraacrylate are compounded. The contact lens is prepared through segmented constant temperature polymerization and sufficient post-treatment and refining. The application simulates the moisturizing mechanism of collagen by constructing a three-dimensional deep water locking network through natural moisturizing components, and long-acting water locking and soothing eye dryness. The application greatly improves the ocular surface biocompatibility of the lens by relying on the biological activity components and low-toxicity mild formula, reduces the residual monomer toxicity, and has no eye irritation.

The invention relates to a plant extract eye lotion for relieving eye discomfort and a preparation method, and relates to the technical field of eye care, the eye lotion is prepared by compounding an eye protection extracting solution, an eye nourishing extracting solution and a moisturizing mixture, the eye protection extracting solution is prepared by smashing and extracting wild chrysanthemum flower, aloe, cassia seed and camphor tree extracting solution according to a specific proportion, and the moisturizing mixture is prepared by mixing the raw materials. The eye-nourishing extracting solution is prepared by smashing and extracting pearl powder, senecio scandens, felwort powder and menthol according to a specific proportion. Through scientific compatibility and synergistic effect of active ingredients of various traditional Chinese medicines, the eye cream can effectively moisten eyes and remarkably relieve various uncomfortable symptoms such as eye dryness, eye acerbity, soreness and swelling and blurred vision, and meanwhile, the product is mild in property, comfortable to use and high in safety.

To provide a vehicle control device capable of suppressing eye dryness of a driver.SOLUTION: A vehicle control device 1 includes an estimation part 13 which estimates eye dryness of a driver in a vehicle and a control part 14 for executing suppression control which suppresses eye dryness of the driver when it is estimated that the driver's eye is dry. The suppression control is, for example, a control for adjusting a wind direction of an air conditioner so that wind of the air conditioner in the vehicle is not blown out toward the face of the driver. The estimation part, for example, can estimate the eye dryness of the driver, on the basis of a blinking pattern of the driver.SELECTED DRAWING: Figure 2

The invention discloses a levocetirizine hydrochloride eye drop composition as well as a preparation method and application thereof, and belongs to the field of pharmaceutical preparations. The composition is prepared from levocetirizine hydrochloride, polyvinyl alcohol, povidone K30, sodium chloride, sodium benzoate, sodium hydroxide, hydrochloric acid and water, discomfort such as eye dryness caused by allergic conjunctivitis is remarkably relieved, and irritation caused by preservative sodium benzoate in multi-dose eye drops is reduced. The preparation method of the composition comprises the following steps: dissolving polyvinyl alcohol with a first part of water to obtain a product 1; dissolving povidone K30, sodium chloride and sodium benzoate with a second part of water, adjusting the pH value with sodium hydroxide and / or hydrochloric acid, and adding levocetirizine hydrochloride to obtain a product 2; and finally, adding the product 1 into the product 2, and supplementing water to the total amount. The composition is mainly used for treating eye itching related to allergic conjunctivitis. The levocetirizine hydrochloride eye drops provided by the invention do not contain antioxidants and buffering agents, and are non-irritant and good in stability.

The invention relates to a dynamic magnetic field physiotherapy device for relieving eye dryness and asthenopia symptoms, and relates to the field of medical electronic instruments. Comprising an eyeshade, and a control module, a magnetic field execution module, a sensing and adaption module and a power supply and structure module which are arranged in the eyeshade, the control module is used for generating an accurate pulse width modulation signal; the magnetic field execution module generates a spatial superposed dynamic magnetic field through multi-coil cooperative work; the sensing and adapting module is used for monitoring a wearing state or periorbital microcirculation characteristics and providing a feedback signal for adaptive adjustment; and the power supply and structure module is used for providing required electric energy for the control module, the magnetic field execution module and the sensing and adaptation module. The problems that an existing eye magnetic field physiotherapy technology is limited by a static or simplified magnetic field output mode, is lack of individual adaptability and inaccurate in magnetic field energy distribution, and can comprehensively relieve eye dryness, tears and asthenopia symptoms caused by interweaving of various factors for a long time can be solved.

The embodiment of the invention provides a blink guiding method, a screen display parameter updating method and electronic device.In the blink guiding method, after the current running state of the electronic device is obtained, when the current running state of the electronic device conforms to a first preset state, the electronic device carries out blink detection on a user using the electronic device, and the screen display parameter updating method is used for updating the screen display parameter. And obtaining the blinking frequency of the user. When the blinking frequency of the user is smaller than or equal to the blinking threshold value, the electronic equipment guides blinking of the user, so that when the blinking frequency of the user is low, the user is prompted to blink properly, the tear film stability is improved, and eye dryness and visual discomfort are relieved.

The utility model discloses an eye protection medical film in general anesthesia operation, which relates to the technical field of medical films, and comprises a cover plate and a film body, the film body is transparent, an adhesive area is arranged in the middle of one side of the film body close to the cover plate, the cover plate covers the adhesive area of the film body, one side of the film body is connected with the cover plate, and the cover plate covers the adhesive area of the film body. An easy-to-tear line is arranged on the film body, the cover piece and the film body can be separated through the easy-to-tear line, the film body is arranged, the upper eyelid and the lower eyelid of the eyes of a patient are connected through the sticky area on the film body, the eyes of the patient are closed, and the symptoms such as dry eyes and more lacrimal eyes caused by the fact that the eyes of the patient cannot be completely closed in a general anesthesia operation are avoided. The structure is simple, production cost is low and use is convenient. Eyes of a patient can be completely closed, and the eyes are effectively protected; the cover plate is connected with the film body, and the film body is guided through the cover plate, so that the film body is easier to paste and use; a non-sticky area is reserved on the membrane body, so that the membrane body is more convenient to remove after the operation is completed.

The invention belongs to the technical field of health-care food, and particularly relates to a medicated diet composition for improving eyesight, regulating spleen and increasing memory as well as a preparation method and application thereof. The medicated diet composition comprises the following raw materials in parts by mass: 9-45 parts of dried snow pears, 6-30 parts of lily bulbs, 3-15 parts of radix codonopsis, 2-10 parts of dried orange peel, 1-5 parts of dried ginger and 3-15 parts of mulberries. The medicated diet composition starts from regulating five internal organs, and gathers force in the liver and the spleen through delicate compatibility and the effect of promoting generation of the five internal organs, so that the effects of improving eyesight, regulating the spleen and increasing memory can be achieved, the efficacy can be lasting, meanwhile, cold and heat purgation and tonification are balanced through medicinal compatibility, and the defect that traditional tonics are poor in nature is overcome. Clinical tests show that the medicated diet composition can effectively improve the clinical symptoms such as eye dryness, eye itching, frequent blinking, memory deterioration, dry mouth or dry throat, poor appetite and the like of patients with liver and kidney deficiency and spleen and stomach deficiency in the sub-health state, and the life quality of the patients is improved.

The invention discloses a herbal extraction repairing essence composition for eye skin and a preparation method thereof, and relates to the field of daily chemical products. According to the herbal extracted repairing essence composition for the eye skin and the preparation method of the herbal extracted repairing essence composition, 15 natural herbal raw materials such as spica prunellae, herba menthae and fructus lycii are carefully selected, synergistic interaction is achieved through scientific matching, and the spica prunellae and herba menthae extracts can clear heat, relieve and relieve eye dryness and burning heat; the fructus lycii and the xanthophyll can nourish related tissues of eyes and improve the problem of blurred vision; the centella asiatica and aloe barbadensis extract can repair damaged skin around eyes and improve the compactness and elasticity of the skin, the dual effects of relieving eye discomfort through acupuncture points by smearing and permeating and maintaining the skin around the eyes are truly achieved, and the eye product is different from a traditional single-effect eye product.