62results about How to "Good repair function" patented technology

The invention provides a guided tissue regeneration composite membrane material. The guided tissue regeneration composite membrane material is characterized by being in a double-layer membrane structure, wherein the double-layer membrane structure comprises a loose layer on the bottom layer and a compact layer on the upper layer. According to a second aspect, the invention provides a preparation method of the guided tissue regeneration composite membrane material. According to the guided tissue regeneration composite membrane material and the preparation method, the biological membrane material having the customized specification, having the tissue integration activity, and being capable of promoting the growth of the osteoblasts can be printed by adopting a three-dimensional printer, a material with the capacity of promoting the periodontal ligament cell adhesion and the periosteum cell adhesion is prepared by combining with the electrospinning technology, and a medicine having the antimicrobial activity is combined, therefore, the guided tissue regeneration composite membrane material has good biocompatibility, good bone repair function and good bacteria resisting function, and can be used for the periodontal guided tissue regeneration treatment and periosteum defect repair.

Methods of automatically generating trouble tickets for network elements which are in failure and affecting network performance. The network elements are sectionalized into their basic components so that the failure in the elements can be localized and diagnosed. Once the failure has been diagnosed, a trouble ticket is automatically generated my network maintenance so that the repair of the element can be scheduled and undertaken. The trouble tickets are made available via the network to customers that are concerned that circuits on which they operate and which may be malfunctioning due to the network element failure can be kept informed of the status of the repair and the failure.

The invention relates to automotive lubricating oil and industrial lubricating oil, and discloses efficient, anti-wear and energy-saving lubricating oil and a preparation method thereof. An efficient and energy-saving repairing agent is added to an engine lubricant, high-purity metal nanoparticles suspended in the efficient and energy-saving repairing agent form a micro rolling bearing on the friction surface of an engine, anti-wear, energy-saving and repairing functions are obvious, power can be improved, the service life of the engine can be prolonged, fuel and loss can be saved, and emission can be reduced.

The invention provides a degradable bone repair, degradable anti-infection bone repair composite scaffold material and a preparation method thereof. The composite scaffold material of the present invention is prepared through three-dimensional printing rapid prototyping, and is mainly composed of biological main body scaffold materials and antibacterial materials with bone repair function, wherein the main body support material is a composite of phosphate inorganic substances and high molecular polymers Antibacterial drugs are formulated by dissolving natural polysaccharide derivatives in phosphate buffer. The invention uses a three-dimensional printer to print a biological scaffold with bone repair activity that can be customized in specifications, and compounded with materials with antibacterial activity. Repair of bone defects.

The invention discloses a flexible barrier having restoration and vertical obstruction functions. The flexible barrier having the restoration and vertical obstruction functions comprises a restoration functional portion and a vertical obstruction portion. The restoration functional portion comprises two layers of nonwoven geotextile and a restoration functional material layer placed between the two layers of nonwoven geotextile. The vertical obstruction portion is composed of HDPE geomembrane. The vertical obstruction portion is fixed to the outer side of one of the two layers of nonwoven geotextile of the restoration functional portion. The flexible barrier having the restoration and vertical obstruction functions is established in the manner that the restoration functional portion and the HDPE geomembrane are combined, the problems that a traditional vertical anti-seepage barrier do not have the restoration function, and a permeable reactive barrier do not have the vertical obstruction function are solved, and the flexible barrier having the restoration and vertical obstruction functions has the advantages of being simple in construction, good in anti-seepage effect, good in restoration function and the like.

The invention relates to a medicament formula for treating stomach illness in a medical formula field, particularly the medicament formula for treating stomach illness with advantages of short treatment time, low cost and good treatment effect. The medicament is prepared by mixing cobra fat, long-noded pit viper, zaocys dhumnade fat and pearl tea oil based on a certain refinement manner and a certain proportion. The medicament formula can treat stomach illness in a very short time, about a half month, has advantages of simpleness and low cost, and can save unnecessary expenditure for a patient. The medicament formula will not generate excitant on stomach in the treatment effect, and does not generate any other side-effects.

The invention provides a quintuple-treatment ginseng cream and a preparation method thereof, and relates to the technical field of cosmetics. The quintuple-treatment ginseng cream is prepared from the following components in fraction by weight: water, butanediol, dicaprylyl carbonate, isononyl isononanoate, cetearyl glucoside, hydroxyethyl acrylate/sodium acryloyl dimethyl taurate copolymer, caprylic acid/capric triglyceride, glyceryl stearate, ginseng extract, motherwort extract, sargassum fusiforme setch extract, tea leaf extract, hydrolyzed royal jelly protein, avocado tree butter, beta-glucan, carbomer, polydimethylsiloxane, tridecyl trimellitate, sodium stearoyl glutamate, tocopherol, triethanolamine, poly(sodium L-glutamate), phenoxyethanol, ethylhexylglycerin, essence, and coloring agent. The quintuple-treatment ginseng cream and the preparation method have theadvantages that multiple treatment functions are realized, and the treatment function is strong.

The invention discloses a nano iodine-chitosan cervical disease treating membrane agent and a preparation method of the membrane. The treating membrane is prepared by adding plasticizer and adsorbent to chitosan, povidone iodine, dialkyl quaternary ammonium salt and chlorhexidine acetate used as main effective ingredients. The treating membrane disclosed by the invention has killing activity to multiple pathogenic microorganisms, has no irrigation to mucosa, can relieve itching, arrest bleeding and promote the growth of epidermic tissues, can be used for treating colpitis, trichomonas vaginalis, cervicitis, cervical erosion and other gynecological diseases, has better repair action on vaginal and cervical injury, and can effectively prevent the propagation of venereal diseases such as gonorrhoea, syphilis, AIDS (acquired immunodeficiency syndrome) and the like.

The invention discloses an antibody-based targeting medicine used for repairing damaged tissues. The medicine comprises stem cell specific antibodies and damaged part specific antibodies. The stem cell specific antibodies and damaged part specific antibodies are directly or simultaneously coupled on nano-grade or micron-grade iron particles through chemical covalent bonds. During an administration process employing the targeting medicine obtained by coupling the specific antibodies and the iron particles, and after the administration process, a lesion area can be covered by using an external magnetic field. The targeting medicine obtained by coupling the specific antibodies and the iron particles can also be used as an MRI contrast agent. The antibody-based targeting medicine used for repairing damaged tissues is safe and reliable. With the medicine, human body intrinsic stem cell reparation function can be optimized, and effector molecules can be delivered with targets. Therefore, a novel safe treatment means with advantages of high-efficiency reparation, no toxicity, and no side effect can be provided. With the external magnetic field, the targeting effect of the medicine can be improved, and side effect can be reduced. Also, the antibody-based targeting medicine used for repairing damaged tissues can actively identify cardiovascular lesions, such that the medicine can be used as an MRI contrast agent.

The invention relates to micro-nano engine oil and a preparation method thereof. The micro-nano engine oil is prepared from, by mass, 40%-70% of PAO, 5%-30% of adipate, 1%-5% of polyol ester, 5%-10% of an engine oil complexing agent, 2%-12% of a viscosity index improver, 0.2%-0.5% of a pour point reducer and 0.1%-4% of a compound micro-nano antiwear agent. The micro-nano antiwear agent is micro-nano metal particles, the micro-nano metal particles are treated through the processes of centrifugal separation, grinding dispersion, centrifugal treatment and the like and finally uniformly suspend in PAO to prepare micro-nano concentrated liquid, the micro-nano concentrated liquid is mixed with engine oil mixed liquid taking the PAO as base oil, uniform dispersion of the nano particles is guaranteed, after mixing is conducted, the finished product can be obtained only by conducting constant-temperature stirring for 1 h, and therefore the production efficiency is improved.

The invention discloses a dendrobium officinale toner and particularly relates to the field of skin care products. The dendrobium officinale toner comprises, by weight, water, glycerol, propylene glycol, oat bata-gextran, a dendrobium officinale extract, polyquaternium-51, allantoin, a chelating agent, a preservative, a chrysanthellum indicum extract, a honeysuckle flower extract, a notoginseng root extract, a corydalis turtschaninovii root extract and a ginseng root extract. The toner utilizes the added oat bata-gextran, the dendrobium officinale extract, the chrysanthellum indicum extrac, the honeysuckle flower extract, the notoginseng root extract, the corydalis turtschaninovii root extract and the ginseng root extract, nutrient substances are rich, the effects of calming, diminishing inflammation and regulating skin can be achieved, meanwile skin irritation cannot be generated, and the polyquaternium-51 and allantoin are added, so that a good repairing function is achieved, the moisturizing and anti-sensitizing effects are good, the skin moisture is kept, the physiological balance of the skin moisture is maintained, and the stimulation of active substances to the skin is relieved.

The invention discloses a medical adhesive with healing promoting and repairing functions. The medical adhesive is characterized by comprising the components, by weight, 20-25 parts of a-butylcyanoacrylate, 25-35 parts of a-isoctyl cyanoacrylate, 2-6 parts of styrene class thermoplastic elastomer microspheres, 25-37 parts of effective healing promoting and repairing components, 2-4 parts of sodiumalginate, 3-6 parts of sodium hyaluronate, 8-10 parts of allantoin, 1 part of hydrolyzed wheat protein, 1 part of stabilizer, 150-220 pats of compound fruit oil components and 200 parts of aquae sterilisata. The medical adhesive specially selects a variety of biological extracts with regenerative functions and adds three components of healing promoting and repairing components to promote healingand improve the repairing effect, has high bonding strength and good biocompatibility, and meets the clinical application requirements for medical adhesive.

The invention discloses a wear-resistant self-repairing polyurethane composite coating agent based on shape memory and a preparation method thereof, and belongs to the technical field of coating agent production. The preparation method comprises the following steps: carrying out prepolymerization reaction on polyester diol and diisocyanate to obtain an isocyanate group-terminated prepolymer; and introducing a monomer for forming quadruple hydrogen bonds and a ligand containing a metal coordination bond structural unit into the prepolymer to obtain the wear-resistant self-repairing polyurethane composite coating agent based on shape memory. The process is simple, easy to control and suitable for industrial production. Quadruple hydrogen bonds and metal ion coordination bonds are used as sacrifice bonds to dissipate energy and improve toughness and strength through a cross-linking effect, and self-repairing efficiency is promoted through interaction among molecular chains; a shape memory effect is realized by utilizing the crystallization reversibility of a molecular chain, and deformation caused by friction or self-repairing is prevented; and the wear-resistant self-repairing polyurethane composite coating agent is good in stability, excellent in tribological performance and high in repairing efficiency and can be applied to various fields.

The invention discloses a functionalized nerve regeneration collagen scaffold, a preparation method and an application thereof. The functionalized nerve regeneration collagen scaffold comprises: a linear, ordered collagen fiber scaffold for guiding nerve regeneration, and a CBD-SDF having collagen binding ability and combined with the collagen fiber scaffold. The functionalized nerve regenerationcollagen scaffold provided by the invention can slowly release CBD-SDF to improve the efficiency of recruiting endogenous neural stem cells, also provides a good microenvironment for cell adhesion, axon growth and elongation, and also inhibits glial scar formation. In addition, the functionalized nerve regeneration collagen scaffold with VPA are combined to promote the homing of endogenous neuralstem cells to the injury site after spinal cord injury and regulate the differentiation into neurons, promote nerve regeneration and synapse formation, inhibits of glial scar formation, and ultimatelypromotes spinal cord injury repair and motor function improvement.

The invention provides a pectin hydrogel dressing for wound ulcer repair and a preparation method of the dressing, and relates to the technical field of pharmaceutical production. The pectin hydrogeldressing is prepared from the following raw materials in parts by weight: 35-45 parts of pectin, 5-15 parts of chitosan, 4-6 parts of vitamin E, 4-6 parts of repair essence, 2-4 parts of collagen, 2-4parts of amino acid, 1-2 parts of hyaluronic acid, 2-4 parts of sulfur, 2-4 parts of vitamin B3 and 1-2 parts of cross-linking agents. The dressing overcomes the defects in the prior art, and thus the healing speed and healing effect of the hydrogel dressing can be effectively improved, the inflammation and swelling can be rapidly diminished, the wound ulcer is adjusted and the healing is promoted, the growth of newborn epithelium and granulation tissue is accelerated, the healing effect is good, and bacteria can be effectively resisted, so that the dressing is suitable for popularization.

The invention discloses a composite bone tissue repair material and a preparation method thereof, wherein the composite bone tissue repair material is formed by composite cross-linking of a cuttlefish bone powder, hydroxyapatite and collagen, wherein the mass ratio of the cuttlefish bone powder to hydroxyapatite to collagen is (0.3-0.5) to (20-60) to 100. The obtained tissue repair material has good porosity, has good biocompatibility, also has the effects of restraining sores and relieving pain, and is favorable for quick healing of wounds.

The invention relates to a Chinese patent medicine compound preparation and particularly relates to a compound preparation for treating rhinosinusitis. The compound preparation is characterized by containing the water extract and decoction of fresh and mature fig, arborvitae tops, echinacea, baikal skullcap root, cocklebur fruit and liquorice, then ethanol precipitation is carried out, the supernatant liquid is taken and concentrated into clear paste, and the clear paste, sucrose and dextrin are uniformly mixed and then dried to be prepared into tablets or particles. The compound preparation provided by the invention has the functions of clearing away heat and toxic material, reducing swelling and alleviating pain, expelling wind and removing dampness, purging fire for removing toxin, promoting blood circulation and arresting bleeding, enhancing the immunity and resistance of the organism, improving symptoms and promoting nasal cavity and nasal sinus mucosa functions, and does not have toxic and side effects. Clinical applications prove that the compound preparation provided by the invention has obvious curative effects on postoperative recovery of acute and chronic rhinitis, paranasal sinusitis, rhinopharyngitis and nose and sinus parts, adjuvant therapy of malignant tumors at the parts and especially postoperative radiotherapy of patients, and has the obvious advantages of good performance, easiness in preparation, low cost, no toxic and side effects and the like.

The invention discloses a preparation method of a bionic multifunctional composite sponge dressing. The method specifically comprises the following steps that firstly, a hyaluronic acid solution is enabled to react with dopamine to obtain a dopamine-grafted hyaluronic acid solution; secondly, the dopamine-grafted hyaluronic acid solution obtained in the previous step is mixed with a gelatin solution according to different volume ratios, then tyrosinase is added into a mixed system, and freeze-drying is conducted to obtain a composite dressing matrix; and finally, the prepared composite dressing matrix is soaked in a polyhexamethylene biguanide solution (PHMB), a titanium dioxide nano-particle solution (TiO2NPs) and a mixed solution of polyhexamethylene biguanide and titanium dioxide nano-particles, drying is conducted after ultrasonic concussion, and three kinds of solution-loaded composite sponge dressings are obtained accordingly. The obtained composite sponge dressing not only has the strong mechanical property and good adhesion, but also has the good antibacterial property, biocompatibility and the strong hemostatic ability.

The invention relates to an impulse type charging method which comprises the steps that the output voltage of a charger is reduced, so that the output voltage of the charger is lowered to the voltage at the battery end; at this time, electric energy stored in a capacitive element in another device in parallel connection with a battery charges the battery, so that the voltage of the capacitive element is also lowered to the voltage at the battery end, and absorption of impulses by the capacitive element is eliminated; a negative impulse discharging loop is controlled to be switched on, so that a negative impulse is formed and used for discharging the battery, and polarization of the battery in the charging process is eliminated; the output voltage of the charger is increased, so that the output voltage of the charger is higher than the voltage at the battery end, and the battery is charged. In this way, charging efficiency is improved.

The invention relates to a compound additive of lubricating oil, which is characterized by comprising 2%-10% of nanoscale metal powder, 0.5%-2.5% of polyisobutene-bis-succinimide, 0.5%-1.5% of sulfurized calcium alkyl phenolate, 0.2%-1.5% of polymethylacrylic acid ester, 0.5%-2% of butyl-octyl zinc thiophosphate and 1%-5% of ethylene-propylene copolymer and the balance of base oil, wherein the nanoscale metal powder comprises copper oxide powder, magnesium powder and manganese powder. A preparation method is simple and practical; in addition, the prepared compound additive has low cost, playsa good abrasion resistant effect on various base oils and has good repairing function without corrosion effect to the inside of a machine.

The present invention belongs to cell culture technical field, more specificly a islet cell in vitro proliferation method. The recombinant alkaline fibroblast growth factor is used for processing islet cell cultivated in vitro to make is proliferate for 20 generations. The proliferation time is more than two month. The islet cell keep secretion character during a certain time. The islet cell stimulated by alkaline fibroblast growth factor is transplanted diabetes rat liver via portal vein, and the diabetes symptom of rat disappear in one week. The transplanted rat keep a normal blood sugar level over two months without any immune inhibitor process.The sugar resistance experiment also prove good. The inventive islet cell is transplanted to model animal and then expresses insulin in liver and in other aspect promotes islet regeneration so achieve the aim for treating diabetes.