48 results about "Blurred vision" patented technology

The invention discloses a vehicle speed downshift algorithm for windscreen wiper software. The algorithm comprises the following steps of working condition classification, wherein a red light waiting scene and a low-speed vehicle following scene are divided through a vehicle speed signal v and an acceleration a; safety evaluation: judging the speed reduction feasibility by combining the rainfall sensor signal R and the motor current I; dynamic speed reduction: based on the working condition classification and the safety evaluation result, the wiping frequency of the windscreen wiper is adjusted according to the gradient; quit condition judgment: when a preset quit condition is met, the standard wiping frequency of the windscreen wiper is recovered immediately. By reasonably controlling the wiping frequency of the windscreen wiper, unnecessary high-frequency wiping is reduced, the abrasion of the windscreen wiper blade is reduced, and the service life is prolonged; a rainfall sensor and motor current detection are fused, the whole scene from light rain to heavy rain is covered, and the risk of fuzzy view is avoided.

The invention belongs to the technical field of traditional Chinese medicine preparations, and particularly relates to a kidney-tonifying and liver-nourishing compound preparation and a preparation method thereof. The compound preparation comprises 5-15 parts of roasted herba epimedii, 5-15 parts of fructus cnidii, 50-70 parts of roasted radix astragali and 10-30 parts of pulp of dogwood fruit. The traditional Chinese medicine composition has remarkable curative effects on various diseases and chronic strain caused by deficiency of liver and kidney and deficiency of blood and essence, such as dizziness, blurred vision, fatigue, swelling and pain of waist, back and limbs, dry mouth and eyes, limb ache and weakness, irregular menstruation, incapability of holding weight or hemiplegia and the like, and has a very good application prospect.

The invention relates to a multifunctional endoscope and an endoscope system. The multifunctional endoscope comprises an endoscope body and an optical catheter, the endoscope body comprises a handle and an endoscope catheter, a forceps channel suite is arranged in the endoscope body, the far end of the optical catheter is an arc-shaped closed end, the near end of the optical catheter is an open end, and at least the closed end of the optical catheter is of a light-transmitting structure. The optical catheter can be arranged on the endoscope catheter in a sleeving mode through the open end, and a buckle structure which can be connected in a matched mode and locked is arranged between the open end of the optical catheter and the far end of the handle or the near end of the endoscope catheter. The multifunctional endoscope is highly integrated and can be used for visual tissue puncture and surgical operations such as visual suction, flushing and electrocoagulation after puncture, clear imaging can be achieved even if the front end makes contact with the tissue in the puncture process, the problem that due to liquid leakage, a lens adheres to blood or other tissues, and the view field is blurred can be solved, and the multifunctional endoscope is suitable for popularization and application. The structure is simple, the use is convenient, and the application prospect is very good.

The utility model discloses a mobile vision AI safety early warning device which comprises a vision early warning box body, a horizontal adjusting base is arranged at the bottom of the outer side of the vision early warning box body, electric telescopic rods are arranged at the two ends of the inner side of a square frame at the end of the horizontal adjusting base, and a monitoring camera moves downwards through cooperation of a servo motor and a threaded vertical rod. The monitoring camera enters the cleaning groove and rotates in the cleaning groove through a micro motor, surface dust cleaning is conducted through a cleaning soft rubber brush arranged in the cleaning groove, the cleaned dust is adsorbed through a dust remover by making the cleaning groove generate suction force through a dust removal pipe fitting, and the adsorbed dust is collected in a dust collection box. And therefore, the problems that the environment is affected and the view of the monitoring camera is blurred due to the fact that dust is diffused to the periphery during cleaning are avoided, and the convenience of cleaning the monitoring camera is further improved.

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 present invention discloses a TEP gap space creation device and its usage method, which relates to the technical field of medical auxiliary instruments. The device includes a hollow transparent tube body. The front end of the transparent tube body is formed into a wedge shape, and a conductive metal wire is transversely installed at the wedge-shaped front end. The rear end of the transparent tube body is enlarged, and a rubber ring is attached to the inner wall of the rear end of the transparent tube body along the circumference. An electrode post connected to the conductive metal wire is provided on the outer wall of the rear end of the transparent tube body. The TEP gap space creation device provided by the present invention can be sleeved outside the laparoscope during use to protect the lens from being worn. For the device provided by the present invention, its front end is provided with an electrode composed of conductive metal, which can electrocoagulate the capillaries encountered during the advancement to avoid bleeding, thereby solving the technical problem that the laparoscope lens directly contacts the tissue during the existing mirror pushing process, resulting in blurred vision.

The invention discloses a pair of corrective glasses for preventing cervical fatigue and a control method thereof, and the method comprises the steps: controlling the communication between different metal conductive heads of transparent conductive films at the two sides of a grating film in a lens combination of the glasses, and regulating and controlling the grating angle of the lens combination; according to the technical scheme, blurred vision correction and eye using posture correction can be conducted on the user, the cervical vertebra burden of the user can be relieved in the application scene that the user needs to lower the head to observe a close-range object, and cervical vertebra fatigue of the user is effectively prevented.

Treatment of hyperinsulinemic hypoglycemia comprises administration of an effective amount of a glucagon-like peptide-1 receptor antagonist (GLPIRA) alone or in combination with an amylinomimetic agent or any anti-gastric emptying agent. Patients suffering from hyperinsulinemic hypoglycemia after bariatric surgery experience particular benefit, as there is no current method effective for their treatment. Prevention or reduction of acute adverse effects of postprandial hypoglycemia, such as palpitations, tremor, weakness, sweating, confusion, fatigue, blurred vision, seizures, or loss of consciousness, and prevention of chronic adverse effects of hyperinsulinemic hypoglycemia, such as cognitive impairment, can be achieved by treatment with GLP1RA.

The invention relates to the technical field of automobile accessories, in particular to a non-blind area automobile rearview mirror lens, and adopts the technical scheme that a main mirror and a wide-angle mirror are mounted on a rearview mirror shell, the main mirror is used for providing a main view field behind an automobile, and the wide-angle mirror is used for providing a blind area view field of the automobile; a heating assembly is installed on the rearview mirror shell and used for removing water stains and dust on the surfaces of the main mirror and the wide-angle mirror. An air return mechanism is installed on the rearview mirror shell and used for guiding hot air generated by the heating assembly to blow the surfaces of the primary mirror and the wide-angle mirror. The problems that dust of a traditional rearview mirror is inconvenient to clean, and the sight of a lens is blurred in rainy days are solved.

The application discloses an image processing method and device, which comprises the following steps: collecting a video in front of a vehicle through a camera; processing the video collected by the camera, so that the processed video is clearer; and projecting the processed video on a windshield glass of the vehicle, so that a driver can see the road condition information more clearly through the projected picture on the windshield glass in a blurred vision scene, the accident rate is reduced, and the driving safety is improved.

This invention discloses an anti-fogging structure for gastrointestinal endoscope lenses, belonging to the field of endoscopy technology. The anti-fogging structure includes an instrument body. A controller, adjustment mechanism, and water supply mechanism are fixedly mounted on the surface of the instrument body. A connecting tube is fixedly connected to the surface of the instrument body, and a probe is fixedly connected to the end of the connecting tube. The connecting tube and the probe are used to insert into human organs. The adjustment mechanism is used to adjust the position of the probe. The lens body is fixedly mounted on the surface of the probe. A heating tube is tightly fitted to the surface of the lens body, forming a highly efficient heat conduction structure. When sterile water is delivered to the heating tube through the outlet tube, the heating tube rapidly heats up and evenly transfers heat to the surface of the lens body, avoiding blurred vision caused by fogging. Furthermore, using sterile water as the medium avoids the risk of secondary contamination and meets medical-grade safety standards, balancing functionality and hygiene requirements.

The utility model provides a wide-angle auxiliary lens system, and relates to the technical field of medical instruments, the wide-angle auxiliary lens system comprises a connecting arm and a double-lens cantilever, one end part of the connecting arm is rotatably connected with a folding cantilever on an operating microscope; the double-lens cantilever comprises a cantilever body, an auxiliary lens and lens mounting rings, the lens mounting rings are fixedly arranged at the two ends of the cantilever body, the center of the cantilever body is rotationally connected with the end, away from the accessory mounting platform of the operating microscope, of the connecting arm, and the auxiliary lens is fixedly arranged in the lens mounting rings. Through the design of the rubber ring and the supporting piece in the lens mounting ring, it is ensured that the auxiliary lens is stable and does not shift in the use process, and the problem of blurred view or misalignment caused by lens movement is effectively solved. And by adopting the stainless steel cantilever body and the black high-temperature-resistant silicon rubber ring, the durability of the system and the stability in the high-temperature disinfection process are guaranteed, and meanwhile, the holding stability during operation is improved through the design of anti-skid textures.

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 discloses a multi-scene-oriented security robot intelligent inspection method and system, and relates to the field of intelligent security, and the method comprises the steps: collecting machine body vibration data generated by interaction between a robot and the ground in an environment with good visibility, and building a standard fingerprint band and a historical image; in a low-visibility environment, the robot collects a fuzzy visual image and vibration data in real time, generates a current inspection fingerprint and matches the current inspection fingerprint with a standard fingerprint band; and when deviation is detected, calling a visual memory library and determining the closest reference landmark by utilizing a deep learning visual matching network, so that the steering angle of the robot is adjusted, and the robot is enabled to be close to the central path of the fingerprint zone again. The method can be applied to industrial control software, is deployed on security robots of multiple models to realize process control of inspection, solves the problem that the security robots are unstable in inspection positioning in a low-visibility environment, and realizes path self-correction and intelligent inspection control based on vibration fingerprints and depth vision matching.

The utility model relates to the field of fireproof doors, in particular to a visible steel fireproof door with explosion-proof glass, which comprises a single door and a door frame, the single door is rotatably mounted on the door frame, an observation window is arranged on the single door, a shell is arranged on one side of the observation window, a fixing frame is arranged between the shell and the single door, and the explosion-proof glass is arranged on the fixing frame. According to the door cleaning device, the rotating shaft, the gear, the teeth, the fixing frame and other parts are arranged, in the using process, the rotating shaft part, the gear part and the teeth are matched with one another, the rotating shaft part is adjusted to rotate, the rotating shaft drives the gear to rotate, and therefore the cleaning effect is achieved. The gear pushes the fixing frame to move through the teeth, and the fixing frame drives the first cleaning plate and the second cleaning plate to move along with the fixing frame, so that the effect of cleaning the surface of the other side of the observation window on one side of the single door is achieved, and the situation that the sight is blurred due to particles, and people observe the conditions inside and outside the single door is affected is avoided.

The invention relates to a pharmaceutical composition and paste for preventing and treating eye asthenopia, myopia, presbyopia and xerophthalmia and a preparation method of the pharmaceutical composition and paste. The pharmaceutical composition comprises the following components in percentage by weight: 50-80% of vaseline, 3-10% of paraffin, 1-5% of plant extract oil, 2-10% of traditional Chinese medicine extract ground powder, 0.5-2% of camphor, 0.1-2% of borneol and 0.5-3% of pearl layer powder. The traditional Chinese medicine composition is prepared from the following raw materials in percentage by weight: 0.1 to 1 percent of mirabilitum dehydratum, 0.1 to 0.2 percent of azone, 0.1 to 1 percent of artificial taurine, 0.1 to 0.5 percent of borax and 0.5 to 2 percent of menthol. The traditional Chinese medicine composition can be used for treating and relieving eye discomfort such as xerophthalmia, blurred vision, eye distension and eye pain; pseudomyopia can be treated after long-term use; the vision problems such as myopia and presbyopia are prevented, treated and relieved.

The invention discloses an eye protection external preparation and a preparation method thereof, and belongs to the technical field of ophthalmic preparations. The preparation method comprises the following steps: mixing a main agent solution A containing Ectoine and trehalose with a matrigel solution B containing chitosan quaternary ammonium salt; and then carrying out high-pressure microjet homogenization treatment on the mixed solution at 100-150 MPa so as to construct a supramolecular network structure. Through a specific high-pressure homogenization process, the obtained preparation has an excellent shear thinning characteristic, high viscosity is kept during standing to realize biological adhesion, the viscosity is instantaneously reduced during blinking to ensure comfort, and the problem of blurred vision of traditional gel is solved. Meanwhile, due to the network structure of the preparation, the active ingredients can be instantly released, the hypertonic state of the eyes can be rapidly relieved, and the preparation is adhered to the ocular surface for a long time.

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.

The invention relates to a traditional Chinese medicine composition for treating blurred vision and muscae volitantes and a preparation method thereof. The invention belongs to the technical field of traditional Chinese medicines, and is helpful for relieving symptoms such as blurred vision and muscae volitantes. The formula comprises the following components: fructus lycii, flos chrysanthemi, herba taraxaci, radix ophiopogonis, pericarpium citri reticulatae fried with honey and bran, cortex fraxini, semen cuscutae, dendrobium officinale, soft talc, rhizoma coptidis, radix cynanchi paniculati, radix scutellariae, fried semen cassiae, fried fructus viticis, radix rehmanniae praeparata, prepared fructus corni, cortex moutan, rhizoma dioscoreae with honey and bran, white poria, rhizoma alismatis and bear gall, wherein the fructus lycii, the flos chrysanthemi, the herba taraxaci, the cortex fraxini, the semen cuscutae and the fried fructus viticis have the effects of clearing away heat and toxic materials, nourishing the liver and improving eyesight and the like; through the combined effect of various herbal medicine components, compared with similar products, the effect is better, and compared with western medicines, the Chinese herbal medicines reduce the potential safety hazard of medicine taking. The traditional Chinese medicine composition has the remarkable effects of clearing away heat and toxic materials, nourishing the liver, improving eyesight and relieving eye fatigue and blurred vision, muscae volitantes and other symptoms caused by overuse of eyes, and is safe and effective after being taken for a long time.

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 an auxiliary limiting structure of a tempered anti-radiation display screen protective film, which belongs to the technical field of display screen protective films, and adopts the technical scheme that the auxiliary limiting structure comprises a protective film body and a pre-assembling frame, the protective film body comprises a base material layer, an anti-radiation layer is arranged at the top of the base material layer, and the pre-assembling frame is arranged on the anti-radiation layer. An anti-radiation layer is arranged at the bottom of the base material layer, a durable layer is arranged at the top of the anti-radiation layer, an anti-explosion layer is arranged at the bottom of the anti-explosion layer, an adsorption layer is arranged at the bottom of the anti-explosion layer, and an anti-blue-light layer is arranged at the bottom of the adsorption layer. The existing tempered display screen protective film has the defects that the existing tempered display screen protective film is not provided with an auxiliary limiting structure, so that a user is easy to have symptoms such as impaired vision, blurred vision and dry eyes, the user has symptoms such as nausea and vomiting in serious cases, the user has poor experience in use, and most tempered display screen protective films are not provided with the auxiliary limiting structure during film pasting, so that the pasted film is easy to displace.

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.

The utility model discloses an intelligent support, which comprises a bearing platform, a detection device, a driving device and a control module, and is characterized in that the bearing platform is used for placing an electronic product; the detection device is used for detecting the distance from the head of a human body to the electronic product; the control module can receive signals output by the detection device so as to control the driving device to drive the bearing table to move back and forth in the direction of the human body, and therefore the distance between the electronic product and the head of the human body can be adjusted. Through cooperation of the bearing table, the detection device, the driving device and the control module, the distance between the electronic product and a user can be changed according to setting, eye fatigue, blurred vision, dry eyes, eye discomfort and other vision problems can be effectively solved, the user can be reminded to change the posture through movement of the bearing table, and the user experience is improved. Damage to cervical vertebra, lumbar vertebra and the like is reduced, and the use experience of a user can be effectively improved.

The utility model provides anti-dazzle mobile phone screen glass, which relates to the technical field of mobile phone screen glass, and comprises a glass substrate, and the surface of the glass substrate is fixedly connected with optical cement for attachment. According to the utility model, an ordered concave-convex structure with specific nanoscale depth of 100 nanometers and unit spacing of 350 nanometers is manufactured through the nano glare layer by using a photoetching etching or nano micro-carving technology, so that strong light is efficiently dispersed into soft diffused light, and the glare trouble caused by specular reflection is greatly reduced; the visibility of the screen in complex light environments such as outdoor strong light and indoor light direct irradiation is remarkably improved, the optical adhesive bonding layers are tightly bonded to the layers, microscopic gaps are effectively filled, bubbles are completely eradicated, low loss of light among the layers is guaranteed, the blue-light-resistant layer reduces potential damage of high-energy blue light to retina, and the quality of the retina is improved. Discomfort such as dry eyes and blurred vision caused by staring at the screen for a long time is relieved, the acrylic emulsion in the waterproof layer can play a waterproof role, and the optical transparent adhesive tape is used for bonding.

The invention discloses a medicine for treating heart-spleen deficiency type insomnia and a preparation method thereof. The medicine is prepared from vinegar schisandra chinensis, fried spina date seed, fried white hyacinth bean, wine-processed rhizoma polygonati, vine of multiflower knotweed, rose, gastrodia elata, chrysanthemum, eupatorium and jujube. The traditional Chinese medicine has the effects of calming the heart, soothing the nerves, soothing the liver, relieving depression, strengthening the spleen, harmonizing the stomach, nourishing the blood, promoting the secretion of saliva or removing dampness and heat, and is mainly used for treating insomnia caused by poor physique of the elderly, heart fatigue and nerve injury caused by long-term pressure or qi deficiency and hemophthisis after long-term illness, and the insomnia is shown as non-deep sleep, dreaminess, easy awakening, dizziness, body weakness, listlessness and yellow and dim face. The traditional Chinese medicine is suitable for heart-spleen deficiency insomnia patients. The medicinal materials in the whole formula are medicinal and edible medicinal materials, have small toxic and side effects, are safe to use and can be taken for a long time.

Provided is an XR device using an event camera for divers. The XR device according to an embodiment may generate an external RGB image and an external event image by photographing an external environment, may perform video frame interpolation with respect to the external RGB image by using the external event image, and may display the interpolated external RGB image on a transparent display. Accordingly, clearer underwater images may be provided to divers in a low-light underwater environment in which visibility is significantly reduced due to the refraction of water, blurred vision, turbid water, flow of currents.

The invention relates to an eye care solution capable of relieving eyeball aging, and belongs to the technical field of care solutions. The eye care solution capable of relieving eyeball aging is prepared from the following raw materials in percentage by mass: 1.5 to 2.5 percent of glycerol, 0.78 to 0.82 percent of sodium chloride, 0.01 to 0.02 percent of water-soluble lutein, 0.1 to 0.15 percent of taurine, 0.03 to 0.05 percent of hydrolyzed pearl, 0.2 to 0.28 percent of boric acid, 0.05 to 0.07 percent of borax, 0.02 to 0.04 percent of edetate disodium, 0.0035 to 0.0045 percent of benzalkonium chloride, 0.002 to 0.005 percent of borneol, 0.005 to 0.01 percent of menthol and the balance of purified water. The eye care solution disclosed by the invention aims at office workers who use eyes for a long time, middle-aged and elderly people who are susceptible to eyeball aging, asthenopia and dry eye surfaces, realizes mild moisturizing and relieving of the eye surfaces, supplements nutrients required by eye tissue metabolism, resists eyeball aging caused by light damage, and has the effects of relieving eye fatigue and relieving eye fatigue. Meanwhile, eyeball senescence related eye discomfort such as eye dryness, eye acerbity and blurred vision is relieved, bacteriostatic protection of the ocular surface microenvironment is considered, the physiological state of eye tissue can be improved after long-term use, and the eyeball senescence process is delayed.

The invention discloses atomized eye liquid for treating diabetic retinopathy as well as a preparation method and a use method thereof, and aims at solving the problem that medicines are externally applied to eyes of a patient, quickly relieving blurred vision and dry and uncomfortable eyes and achieving the treatment purposes of clearing heat, activating blood, improving eyesight and removing nebula. The traditional Chinese medicine formula comprises 0.5 to 1.5 Kg of pipewort, 0.9 to 1.5 Kg of semen celosiae and 1 to 2 Kg of red sage root. The preparation method comprises the following steps: step 1, primary water extraction; step 2, secondary water extraction; and step 3, combining extracting solutions, filtering and concentrating the extracting solutions. And step 4, combining the extracting solutions, adding ethylparaben, boiling, and filtering to obtain atomized liquid. The use method comprises the following steps: atomizing or boiling atomized liquid oxygen, and fumigating and washing eyes. The traditional Chinese medicine has the beneficial effects that the treatment effect on a large number of 60-70-year-old patients proves that the vision blurring is relieved, the eye dryness symptom is improved, the microhemangioma exudation area is reduced, the vision is lightly recovered, and the OSDI dry eye score is obviously reduced.

The present application relates to a kind of multifunctional endoscope and endoscope system.Multifunctional endoscope includes endoscope body and optical catheter, endoscope body includes handle and endoscope catheter, endoscope body is equipped with channel sleeve kit in channel, the distal end of optical catheter is arc closed end, the proximal end is open end, at least the closed end of optical catheter is light-transmitting structure, optical catheter can be set on endoscope catheter by open end, and the open end of optical catheter and the distal end of handle or the proximal end of endoscope catheter are provided with the buckle structure of lockable matching connection.Multifunctional endoscope of the present application is highly integrated, can be used for the visualization puncture of tissue and the visualization suction, flushing, electrocoagulation etc after puncture Operation, and even if front end contact tissue can be clearly imaged in puncture process, and can avoid the problem that lens is stuck to blood or other tissue to cause blurred vision, and simple structure, easy to use, with good application prospect.

The application discloses a kind of composite plant extract eye drops for relieving eye fatigue and a preparation method thereof, and relates to the technical field of ophthalmic preparations.The eye drops of the present application use lutein, zeaxanthin, blueberry extract, peppermint essential oil and borneol as fat-soluble active ingredients, and use phospholipid and poloxamer 188 as a composite nanocarrier, in combination with sodium hyaluronate, sodium chloride and a buffer system, a bacteriostatic system to form the eye drops.The present application uses a film hydration combined with high-pressure homogenization process to produce clear and transparent, thermodynamically stable eye drops, which solves the problems of low solubility, easy oxidative degradation and poor bioavailability of fat-soluble ingredients, improves the concentration and retention time of active ingredients in the eye, and the synergistic effect of various plant extracts can effectively relieve the symptoms of eye fatigue caused by long-term eye use, such as dryness, acid swelling, blurred vision and ciliary spasm, without eye irritation and with high stability.