512results about How to "Reduce exudation" patented technology

Methods and devices are provided for targeted non-surgical administration of a drug formulation to the suprachoroidal space (SCS) of the eye of a human subject for the treatment of a posterior ocular disorder or a choroidal malady. In one embodiment, the method comprises inserting a hollow microneedle into the eye at an insertion site and infusing a drug formulation through the inserted microneedle and into the suprachoroidal space of the eye, wherein the infused drug formulation flows within the suprachoroidal space away from the insertion site during the infusion. In one embodiment, the fluid drug formulation comprises drug nanoparticles or microparticles.

The Technology described herein applies to medical dressings designed to heal wounds in the area of advanced wound care, inclusive of Negative Pressure Wound Therapy (NPWT), and describes novel wound healing absorbent scaffolds and dressing based on natural and naturally-derived material and fibers, preferentially poly (lactic) acid fibers and alginate materials.

Described herein are compositions and methods related to wound treatment. Compositions are multi-components admixed in amounts and ratios to meet specific objectives for optimally treating various types of wound injury.

The invention discloses a dressing composition used for inhibiting scars and accelerating wound healing and application thereof. The dressing composition consists of chitosan, acidic polysaccharide and panax notoginseng saponins in a weight proportion of 100:10-50:10-100, wherein the chitosan is selected from chitosan, chitosan lactate, acetate and hydrochloride; the acidic polysaccharide is selected from sodium carboxymethyl chitosan, sodium hyaluronate, zinc hyaluronate, sodium alginate and sodium carboxymethyl cellulose; and the panax notoginseng saponins accounts for no less than 40.0 percent of the total weight of ginsenosides Rg1 and Rb1. The formulations of the dressing composition are xerogel powder, capsules, gel membranes, hydrogels and fiber coatings. The dressing composition is used for wounds, burns, scalds, crush injuries, skin ulcers, gastroenteric ulcers and no healing of the wounds, has the advantages of rapid hemostasis, exudate reduction, moisturizing, air permeability, bacteriostasis, inflammation diminishing, itch relieving, no adhesion, effective inhibition of scarring, remarkable reduction of wound healing time and no need of replacing dressings, so that thedressing composition basically meets requirements of perfect functional external dressings.

The invention discloses an ointment for treating burns and a preparation method thereof; the ointment is prepared mainly with rheum officinale, phellodendron, coptis, lithospermum, angelica dahurica, and other Chinese herbal medicines according to a certain weight ratio; and the medicine of the invention has the effect of clearing heat and purging fire, expelling toxin and decontamination, inducing eruption and removing dampness, removing itch and detumescence, removing inflammation and relieving pain, astringency and promoting granulation, anticorrosion and promoting healing, and has the efficacy of high surface activity and strong adsorbability.

Methods and devices are provided for targeted non-surgical administration of a drug formulation to the suprachoroidal space (SCS) of the eye of a human subject for the treatment of a posterior ocular disorder or a choroidal malady. In one embodiment, the method comprises inserting a hollow microneedle into the eye at an insertion site and infusing a drug formulation through the inserted microneedle and into the suprachoroidal space of the eye, wherein the infused drug formulation flows within the suprachoroidal space away from the insertion site during the infusion. In one embodiment, the fluid drug formulation comprises drug nanoparticles or microparticles.

The invention discloses a new-typed underwater acoustic rubber product and making method, which comprises the following parts: 100g synthetic rubber, 1-10g zinc oxide, 1-5g stearic acid, 0.5-2g antiager 264, 30-45g high abrasion-proof carbon black N330, 0-90g light-weighted calcium carbonate, 0-50g talcum powder, 1-30g aromatic oil, 0-20g naphthenic oil, 1-10g paraffin, 15-40g HY-2056 resin, 0-3g Na22, 0-5g DM, 50-100g mica powder, 8-15g 100-order vermiculite powder and 8-15% 20-order vermiculite. The making method comprises the following steps: adding raw material to blend and melt; cooling; adding vulcanizer and accelerant to blend evenly; setting the roll distance at 8mm under not less than 65 deg.c; adding 20-order vermiculite; sulfurizing; moulding; fitting for making kinds of shape and standard underwater acoustic rubber product.

The invention discloses a Chinese medicinal preparation for treating various dermatoses, which is prepared from 21 Chinese medicaments such as cortex dictamni, erythrina indica lam and the like capable of promoting blood circulation by removing blood stasis and promoting circulation of qi and to relieve pain. The Chinese medicinal preparation has a unique formulation and precise and appropriate compatibility, has the effects of dispelling wind to nourish blood, removing dampness to relieve itching and cooling blood to remove toxic materials, has no bad adverse effects for clinical application, has a wide treatment range, overcomes the difficulties in grouping treatment of the dermatoses by using Chinese medicines and western medicines, and has significant curative effect of treating various dermatoses such as psoriasis, neurodermatitis, eczema, hives and acne which mainly causes epidermal hyperplasia, skin sichenification, inflammation of cuticula or a derma shallow layer, and vascular reactive and obstructive folliculus pili steatadenitis. After the prescription is taken for 7 days, itching disappears, lesion parts such as papula and maculopapule are gradually fade away, erythema and wheal disappears, exsudation is reduced, and squamae become thinner or fall off; after 14 to 21 days, the papula and the maculopapule disappears, the squamae are reduced, the sichenification disappears to achieve clinical healing; and after 28 to 35 days, skin lesions return to normal and are difficult to have a relapse.

The invention belongs to the technical field of fuel batteries, and relates to a PBI-based polysiloxane and phosphonic acid high-temperature proton exchange film and a preparation method thereof. The PBI-based polysiloxane and phosphonic acid high-temperature proton exchange film disclosed by the invention is prepared through the following method: dispersing polysiloxane and phosphonic acid in dimethylacetamide, and preparing to obtain a polysiloxane and phosphonic acid gel; then dissolving PBI in dimethylacetamide to obtain PBI polymer solution; then uniformly mixing the polysiloxane and phosphonic acid gel with the PBI polymer solution, then preparing by a tape-casting film-forming technique to obtain the PBI-based polysiloxane and phosphonic acid high-temperature proton exchange film. The doping amount of phosphonic acid is low and phosphonic acid is not liable to exude when the high-temperature proton exchange film prepared by the preparation method disclosed by the invention achieves a certain proton conductivity, and the high-temperature proton exchange film has a high proton conductivity under a high-temperature and low-humidity condition; moreover, the medium-temperature proton exchange film is good in flexibility, high in mechanical strength, and good in durability in a high-temperature fuel battery.

The invention discloses a curing agent and a curing method for titanium-extracted tail slag and relates to the field of environment protection. The curing agent comprises 5-30 parts of excitant, 5-30 parts of enhancer and 0.5-1 part of waterproof agent, a main ingredient of the excitant is active calcium oxide, and a main ingredient of the enhancer is calcium sulfate. The calcium oxide and the calcium sulfate in the curing agent can react with glass in the titanium-extracted tail slag to efficiently generate a cured body. The waterproof agent forms a hydrophobic protection layer on the surface of the cured body, so that harmful elements can be effectively prevented from seeping. The curing agent is reasonable in proportion, and the cured body has the advantages of high strength and low harmful element seepage. Using the curing agent to cure the titanium-extracted tail slag is convenient to operate and needless of complex equipment, the titanium-extracted tail slag can be efficiently cured to obtain the high-strength cured body through simple mixing and standing, and the curing agent is suitable for instant use on an operation site and fit for being popularized and applied in industrial production.

The invention relates to PVC heat stabilizer, in particular to heat stabilizer applied to decoration of PVC materials, a preparation method and application thereof. The barium-zinc liquid stabilizer is prepared from the following components in percentage by weight:, 20.0 to 35.0 percent of sodium iso-octoate, 10.0 to 15.5 percent of oleic acid, 8.5 to 12.8 percent of barium monohydrate, 1.0 to 5.0 percent of zinc oxide, 5.0 to 10.5 percent of diethylene glycolmonobutylether, 1.0 to 3.0 percent of antioxidant 1010, 1.0 to 4.5 percent of bisphenol A, 1.0 to 3.0 percent of beta-diketone, 5.0 to 10.5 percent of anti-separation agent, and 20.0 to 35.0 percent of DOP, wherein the total amount of components is 100 percent. The invention solves the problem that products have foreign smell based on raw materials, simplifies the production process by a one-step synthesis method, has more convenient operation, and has the effects that: firstly, the stabilizer saves energy consumption and reducing pollution; secondly, the stabilizer has high value advantage compared with international products with the same function and has better competitive force; and thirdly, the stabilizer belongs to green and environment-friendly product, and has strong vitality.

The invention provides an organic polyurethane foam dressing and a preparation method thereof. An antibacterial component is added into a polyurethane foam synthesis formula to prepare polyurethane foam with an antibacterial function; the obtained polyurethane foam is subjected to low-temperature plasma surface modification treatment; a plasma membrane layer is added on the surface of the antibacterial polyurethane foam material to form a speed limiting barrier. The polyurethane foam dressing prepared by the preparation method disclosed by the invention is high in compliance to a wound and is soft and comfortable; the preparation technology is simple, is convenient to operate and good in treatment effect, has the characteristic of long-time bacteriostat and is suitable for industrial production.

A Chinese medicine for treating burn and scald is prepared from giant knotweed rhizome (15-30 portions) and borneol (5-10 portions).

A Chinese medicine for treating burn, scald and cold injury is prepared from the oil of plant or animal, and 9 Chinese-medicinal materials including Chinese angelica root, arnebia root, sanguisorba root, myrrh, etc. Its preparing process is also disclosed.

A Chinese toon sauce making method includes the thirteen steps of picking, screening and washing, leaf separating, de-enzyme, rolling, chopping, frying, deep-fry dosing, mixing and dipping, saucing, sterilizing, packing, and checking and storing. The method has the advantages that picking is conducted during the period from pure brightness to grain rain, and therefore it can be ensured that Chinese toon raw materials are tender and fragrant; cutting is conducted through bamboo chip cutters before de-enzyme is conducted, and therefore the seepage of juice can be reduced, and the pure taste can be achieved; the delicious taste and the fresh and tender color can be ensured through de-enzyme and rolling; oiling and saucing are conducted after frying is conducted, and therefore the dosing flavor can be combined with the sauce flavor after entering Chinese toon, and therefore the dosing flavor can not be covered by the sauce flavor. By means of the series of comprehensive processing, Chinese toon sauce can be made bright green in color, aromatic in flavor, delicious, mellow and thick in taste, and the product quality can be effectively improved.

A high-low pressure integrated roadway grouting reinforcement method is applicable to coal mine roadway support projects. Aiming at deformation and fracture of surrounding rocks of a roadway and fracture distribution rules, injected holes of the surrounding rocks of the roadway are subjected to grouting in sequence by means of low-pressure grouting and high-pressure grouting. The method includes: drilling a rock mass to a designed depth, installing a grouting pipe, and sealing holes with cement; subjecting the roadway surface to guniting to form a surface guniting layer; connecting pipelines, starting a grouting pump, subjecting the superficial rock mass to low-pressure grouting, increasing the grouting pressure after the diffusion range meets design requirements, and opening an expansion pipe under the action of high grouting pressure. The expansion pipe is expanded to stop grout flowing to the superficial surrounding rocks along the grouting holes, so that diffusion of the grout to the superficial rock mass is prevented. The deep rock mass is grouted by high-pressure grout through the grouting pipe to realize high-pressure grouting of the deep surrounding rocks.

The invention discloses an additive type phosphorus phenanthrene oxa-flame retardant and a preparation method thereof. The chemical name of the additive type phosphorus phenanthrene oxa-flame retardant is poly-(10-taconic acid gylcol ester-9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide). The preparation method comprises the following steps of: firstly carrying out a reaction on DOPO, itaconic acid and ethylene glycol to generate a monomer midbody 10-taconic acid gylcol ester-9, 10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide; and polymerizing the reacting midbody at high temperature under the function of catalyst to obtain a target product. The additive type phosphorus phenanthrene oxa-flame retardant provided by the invention is applicable to various high molecular materials with higher processing temperature such as linear polyester, fiber, polyamide, polyurethane and the like; and the preparation method is free from halogen, environment-friendly, simple in operation process, easy to control, high in yield, good in product repeatability, and less in impurity, wherein the product yield can be 98.5%-99.9%, and the production cost can be reduced.

The invention relates to an external traditional Chinese medicine for treating burn, scald and various skin injuries; the medicines of raw materials of the external traditional Chinese medicine consist of rhubarb, scutellaria, phellodendron, burnet and coptis which have weight percentage of 1 to1 to1to1 to 1 to 1. The external traditional Chinese medicine belongs to a pure traditional Chinese medicine preparation, is safe, reliable and easy to obtain the medicines, has lower price, no toxic side effect, short treatment time and high curative effect and generally remains no scar after healing.

The invention belongs to the technical field of electrostatic spinning and relates to a method for preparing a micro-nano fiber film by an electrostatic spinning method. The method comprises the steps as follows: firstly, mixing polyvinylpyrrolidone powder with absolute ethanol, adding epidermal growth factor, magnetically stirring at room temperature for fully dispersing, and standing to obtain a precursor electrostatic spinning solution for electrostatic spinning; secondly, extracting the prepared electrostatic spinning solution by using a disinfected injection needle tube, and placing a mounted electrostatic spinning device at the periphery of a wound; thirdly, turning on a switch of the electrostatic spinning device for electrostatic spinning, forming a layer of uniform micro-nano fiber film at the wound, taking down the original micro-nano fiber film prepared by electrostatic spinning in 24 hours, and repeating the steps and carrying out electrostatic spinning once by facing to the wound; and deducing the rest by analogy for auxiliary treatment of the wound. According to the method, the process steps are simple, the preparation operation is flexible, the preparation cost is low, the film is good in air permeability, favorable for treating and healing the wound, and environment-friendly.

A Chinese medicine for treating the infection of respiratory system is prepared from 6 Chinese-medicinal materials including houttuynia, honeysuckle flower, bitter apricot kernel, ephedra, etc.

The invention belongs to the technical field of refractory matter, and particularly relates to components of a high-stability electric smelting AZS brick. The components of the high-stability electric smelting AZS brick are characterized in that the electric smelting AZS brick is prepared from, by mass, 32-44% of zirconium dioxide, 7-15% of silicon dioxide, 0.7-1.5% of sodium oxide, 0.5-3% of yttria and 40.9-56.5% of aluminum oxide. According to the components of the high-stability electric smelting AZS brick, the phenomena that molten glass is contaminated and a brick body is corroded due to effusion of a glass phase are reduced, and therefore the glass quality is improved.

The invention relates to a pharmaceutical composition for treating burns and scalds and a preparation method thereof. The pharmaceutical composition for treating burns and scalds is prepared from the following raw materials in parts by weight: 20 parts of wild peony, 20 parts of coptis, 15 parts of giant knotweed, 8 parts of radix angelicae, 7 parts of saffron, 10 parts of gromwell, 10 parts of Mallotus apelta, 15 parts of honeysuckle flower, 25 parts of Baikal skullcap root, 20 parts of angelica, 12 parts of myrrh, 7 parts of dark plum, 5 parts of rhizoma atractylodis, 10 parts of nutgall, 10 parts of hyacinth bletilla, 12 parts of calamine, 3 parts of pseudo-ginseng, 10 parts of calcite, 8 parts of radix sileris, 25 parts of clove, 10 parts of frankincense and 10 parts of sanguisorba. The pharmaceutical composition provided by the invention has the advantages of low cost and obvious curative effect, does not leave scars after treatment, and has wide application prospects.

The invention belongs to the field of utilization of waste biomass resources, and discloses a pretreatment method capable of improving crop straw biomass anaerobic digestion rate, which mainly solves the problems of longer anaerobic digestion cycle, low digestion rate and the like of the existing crop straw. According to the invention, the straw is directly bundled and stored in the field, so the land occupation area of the methane engineering is reduced, the investment is reduced, and the like; meanwhile, the methane yield can be increased, and the economic benefits are good. The pretreatment method particularly comprises the following steps: after the integral straw is harvested, naturally airing the straw in the field to enable the water content to reach 35% to 40%; carrying out chemical treatment by a fermentation inhibiting agent, wherein the usage amount of the fermentation agent is 300 to 400 ml per 100 kg of a raw material, and reducing the pH value; after acidifying, mechanically compacting and bundling, wherein the straw bundling density is about 130 to 140 kg / m3; coating and sealing the straw by thin films, and storing for 20 to 30 days; taking the slightly stored straw and inoculating silt, inoculating according to the ratio of 1:10, and carrying out the anaerobic digestion reaction, wherein the reaction temperature is 38 to 40 DEG C and the reaction time is 15 to 20 days. The technique has broad application prospect in the straw methane engineering.

A health-care preserved mangrove raspberry fruit for removing free radicals from human body, delaying sanility and preventing and treating cancers is prepared through collecting mangrove raspberry fruits, quick freezing, deactivating enzyme, vacuum preserving in sugar, water washing, vacuum drying, treating with isolating agent, baking, examining and packing.

A fluid-containing cooling plate includes a bottom plate, a top plate, and metal wire or tubing formed into a circuit and sandwiched between the plates to form a chamber. The wire is plated or otherwise coated with a brazeable or solderable alloy which bonds it to the plates when the assembly is heated, thereby sealing the chamber. To make a two-phase cooling plate, slugs of plated metal are placed in the chamber and are bonded to the plates to provide support against collapse. The chamber is provided with a wicking structure, and is partially filled with an evaporable fluid via an inlet. A partial vacuum is then drawn, and the inlet is closed off. To make a single-phase cooling plate, wire partitions serving as baffles are provided in lieu of the slugs. These partitions can be arranged to provide a serpentine flow path between the inlet and an outlet, and are likewise plated with an alloy which melts to bond them to the plates.

The invention belongs to the technical field of cosmetics, and relates to a soothing anti-allergy cosmetic composition. The composition comprises the following components by weight: 0.04-0.28 part ofpalmitoyl tripeptide-8; 0.1-5 parts of a mushroom extract; 0.5-4 parts of a cardiospermum halicacabum flower / leaf / vine extract; 0.5-4.2 parts of echium plantagineum seed oil; 0.08-0.3 part of sunflower seed oil unsaponifiable matter; 0.1-2 parts of tocopherol; 3-10 parts of pinus pentaphylla seed oil; 0.1-0.5 part of allantoin; 0.8-5 parts of panthenol; 0.001-1.3 parts of ceramide; 0.04-0.28 partof carnosine; 0.7-6 parts of a chrysanthellum indicum extract, 0.5-5 parts of a hamamelis virginiana extract and 2-6 parts of saponin. The soothing anti-allergy cosmetic composition contains differenteffective components in reasonable proportions, all the active components cooperate with one another, sensitive skin can be improved and repaired, stimulation of parts of exogenous factors to the skin can be effectively blocked, and burning heat, stabbing pain, pruritus and taut feeling and other symptoms are not further induced any more.

The invention relates to the technical field of skin nursing, in particular to cationic medical wound protecting dressing and a method for preparing the same. The cationic medical wound protecting dressing comprises, (by weight), 1.2-1.8% of quaternary ammonium salt of chitosan, 1-1.3% of sodium chloride, 0.1-0.3% of sodium carboxymethyl cellulose, 1-3% of hyaluronic acid, 0.07-0.15% of puffball, 0.35-0.65% of coenzymes Q10, 0.25-0.4% of ceramide and the balance water for injection. The cationic medical wound protecting dressing and the method have the advantages that post-traumatic tissue wound surfaces, mucosas and skins can be protected; purposes of stopping bleeding, reducing oozing of tissue fluid and protecting, lubricating and isolating the tissue wound surfaces can be achieved; antibacterial, sterilization and wound surface healing promotion effects can be realized by the cationic medical wound protecting dressing; the skins can be quickly repaired without scar.

The invention relates to a Chinese traditional medicine composition for treating hydrocephalus, cerebral edema and intracranial hypertension which comprises fish encephalolith, raw astragalus root, oriental water plantain rhizome, Poria cocos, plantain seeds, notoginseng, root of red rooted saliva, sweetgum fruit, grassleaved sweetflag rhizome, evodia rutaecarpa, and achyranthes and cyathula root.

The invention relates to a medical appliance for treating wound surfaces, in particular to an atomization administration and intermittent vacuum sealing drainage (VSD) device for wound surfaces, which comprises a coating material, a drainage tube and a negative pressure source, wherein one end of the drainage tube, which is provided with a side hole, is inserted into the coating material, and the other end of the drainage tube is connected with the negative pressure source. The device provided by the invention is characterized by also comprising an ultrasonic atomizer and an atomized gas introducing tube, wherein one end of the atomized gas introducing tube is connected with the ultrasonic atomizer, and the other end of the atomized gas introducing tube, which is provided with a side hole, is inserted into the coating material. The VSD technology is used by the device for forming a relatively sealed space on a wound surface, and ultrasonic atomized gas is injected between every two times of VSD, so that the wound surface is in a wet, low-oxygen and weakly acidic environment, thereby being favorable for repairing the tissues of the wound surface.

An ointment for treating burn and scald is prepared from 11 Chinese-medicinal materials including Chinese angelica root, phellodendron bark, sanguisorba root, arnebia root, etc through screening, immersing, frying, filtering and stirring. Its curative rate is 82.2%.