319 results about "Antimicrobial substance" patented technology

The invention relates to prosthetic devices that include antimicrobial substances for reducing microbial infection, and method of using such implants for repairing, reconstructing and/or augmenting a defect or a weakness in a wall of a muscle, tissue or organ.

The invention relates to a bacillus amyloliquefaciens growing in a disease-preventing and growth-promoting plant and application thereof, relating to bacillus amyloliquefaciens and the application thereof. The bacillus amyloliquefaciens TF28 growing in the disease-preventing and growth-promoting plant belongs to bacillus, has the storage number of CGMCC No.4038 and the storage data of July 26, 2010. The application of the bacillus amyloliquefaciens TF28 comprises the following steps of: (1) preparing activated bacilli liquid; (2) inoculating the activated bacilli liquid in an NYD culture fluid to obtain a strain fermentation solution; and (3) soaking seeds in a dilution solution 50 times of the strain fermentation solution. The strain TF28 in the invention can be colonized, reproduced and transmitted in plants, can simultaneously generate two antibacterial substances, i.e. antimicrobial proteins and lipopeptide antibiotic and has the multiple efficacy of preventing diseases, stimulating growth, increasing the yield, improving the quality, widening an antibacterial spectrum, and the like. Rice seeds treated by the dilution solution 50 times of the fermentation solution of the strain TF28 reach a room-temperature bakana resistance rate over 84.6 percent.

Described is a permanently and continuously fragrance-emitting dry or wet wipe laminar fabric article comprising a non-woven fabric lamina having woven therethrough and substantially throughout at least a major portion of the lamina surface at least one continuous fragrance-containing thermoplastic, substantially water-insoluble fiber, which controllably and continuously releases fragrance at least for the time period during which the fabric article is in use. Such fragrance may also have antimicrobial properties. Optionally, one or more antimicrobial substances may also be releasably contained in the fiber containing the fragrance or in a fiber apart therefrom. The fabric article optionally contains additional fragrance and/or antimicrobial agent absorbed in or adsorbed on the non-woven fabric lamina. Also described is a process for preparing the permanently fragrance-emitting dry or wet wipe laminar fabric article by means of (a) creation of a non-woven fabric lamina optionally containing fragrance which may also have antimicrobial properties and/or at least one antimicrobial agent; (b) creation of a fragrance-containing polymeric fiber which, optionally, also contains at least one antimicrobial agent; and (c) weaving the fragrance-containing fiber through the non-woven fabric lamina substantially across at least a major portion of the surface area of the non-woven fabric lamina.

The invention relates to a preparation method of a biological preservative. As known to all, along with the rapid development of the society, chemical preservatives have been used in food, have strong impact on food safety and endanger the health of consumers, therefore, the use of preservatives causes great concern of government departments and consumers. According to the biological preservative, natural plants and microbial antibiotic substances are used as base materials, for example, the biological preservative is prepared by mixture of carboxymethyl chitosan, xylooligosaccharide, nisin from lactic streptococci, acetic acid, lactobacillus reuteri, pediococcus acidilactici, calcium citrate, ionized calcium, lactic acid, plant essential oil and water. The biological preservative can inhibit growth of harmful microorganisms by antagonistic and competitive inhibition effects among different microorganisms and produce extracted and separated components of antibacterial active ingredients having antifungal and antibacterial functions in normal growth and metabolism processes, thereby achieving antiseptic and fresh-keeping effects.

An apparatus for communication between a site within a body and a source, depot, reservoir, device or machine external to the body via the mouth of the body, comprising an implant for placement in tooth-supporting bone, the implant having a first portion extending into the mouth external to the tooth-supporting bone, a second portion for being embedded in the tooth-supporting bone, and an opening extending along the implant from the first portion to the second portion. A sealing cap containing an antimicrobial substance may be provided to provide a seal when the apparatus is not in use. An external pump may infuse various medications or liquids, including those required by a person having a diabetic condition.

Pannus-resisting implantable medical devices comprise one or more antimicrobial reservoirs, each such reservoir incorporating antimicrobial substances in predetermined distributions for timed release in vivo. Predetermined distributions of antimicrobial substances incorporated in antimicrobial reservoirs are achieved through use of fluid solvent carriers, which may comprise supercritical fluid solvents. Precipitation of antimicrobial substances from such solvent carriers in predetermined distributions is accomplished through evaporation and/or application of heating, cooling or decreased ambient pressure to the solvent carriers.

The invention herein relates to a wound dressing product, combining a hydrophobic fabric, which is to be placed towards the wound, and is capable of binding unwanted microorganisms, and a moisture carrying matrix such as a gel or a foam. The product of the invention is ideal for treatment of drier wounds. It protects the wound and reduces the number of pathogenic microorganisms, without using antimicrobial substances and at the same time adds or traps moisture to the wound both supporting the hydrophobic functioning of the pad and healing in general by keeping the wound moist.

A patient transfer kit including an inflatable mattress, alternatively with a rigid top board with a patient restraint system on which a patient can be placed, when patient immobilization is required. A portable cart is included with a chamber for storage of a plurality of mattresses. The cart also has a gas/air blower and power supply system for powering the blower. The power system includes provision for drawing power from line AC/DC, and has a rechargeable battery and charger for maintaining the battery by connecting the supply to the line AC/DC. The mattress has a perforated bottom surface for exit of air to provide an air cushion, and is constructed with a white top surface and a dark bottom surface for optimum recognition of contamination, and identification of the bottom surface which must be placed downward. The cart is coated with an antimicrobial substance to minimize the risk of contaminants.

Environmentally-friendly, natural essential oil based foamable compositions can be used as antimicrobial substances. The foamable compositions contain thyme oil as the sole or principal antimicrobial agent. The foamable compositions are topically applied and may be used as a preventative and/or a therapeutic. The antimicrobial foamable compositions are highly efficacious against methicillin-resistant Staphylococcus aureus (MRSA).

A non-metallic medical device treated with a antimicrobial agents is provided. Different combinations of antimicrobial agents can be used for different types of non-metallic medical devices depending on the types of infections related to each device. The combination of different antimicrobial substances has a synergistic effect against certain bacteria and fungi. An antimicrobial agent can be used to treat a non-metallic medical device by mixing the antimicrobial agent with an acid solution and glycerol and exposing the non-metallic medical device to the resulting mixture such that an enough of the antimicrobial agent binds to a portion of the non-metallic medical device to inhibit the growth of bacterial and fungal organisms.

A patient gown comprised of therapeutic fabric for the prevention and treatment of skin wounds, and pressure wounds in particular, which includes a woven fabric having warp yarns and filling yarns woven to provide a smooth fabric surface. One of the warp or filling yarns is at least about 40% by weight of the fabric of continuous filament nylon, and the other of the warp or filling yarns is from about 0% to about 60% by weight of the fabric of continuous filament polyester or nylon having non-round filament cross sections. The fabric includes a conductive yarn at about 1% to about 2% by weight to control static dissipation, and an antimicrobial substance is topically applied or inherently available in the fabric. A method of using the patient gown to prevent and treat skin wounds, and pressure wounds in particular, is also disclosed.

An underpad including a top fabric layer constructed of a therapeutic fabric for the prevention and treatment of skin wounds, and pressure wounds in particular, is disclosed. The underpad also includes an absorbent middle layer and liquid impermeable bottom layer. The therapeutic fabric includes warp yarns and filling yarns woven to provide a smooth fabric surface. One of the warp or filling yarns is at least about 40% by weight of the therapeutic fabric of continuous filament nylon, and the other of the warp or filling yarns is from about 0% to about 60% by weight of the therapeutic fabric of continuous filament polyester or nylon having non-round filament cross sections. The therapeutic fabric includes a conductive yarn at about 1% to about 2% by weight to control static dissipation, and an antimicrobial substance is topically applied or inherently available in the therapeutic fabric. A method of preventing and treating skin wounds, and pressure wounds in particular, is also disclosed.

Polymerized ionene compounds are known to be effective antimicrobial substances. It has recently been appreciated that the molecular weight can affect the safety and efficacy of ionene compounds. In particular, it has been found that low molecular weight ionene oligomers (less than 50 repeat units) are less toxic than larger polymers with identical compositions. The invention discloses a plurality of ionene oligomers.

A fabric for the prevention and treatment of skin wounds, and pressure wounds in particular, which includes a woven fabric having warp yarns and filling yarns woven to provide a smooth fabric surface. One of the warp or filling yarns is at least about 40% by weight of the fabric of continuous filament nylon, and the other of the warp or filling yarns is from about 0% to about 60% by weight of the fabric of continuous filament polyester or nylon having non-round filament cross sections. The fabric includes a conductive yarn at about 0% to about 2% by weight to control static dissipation, and an antimicrobial substance is topically applied or inherently available in the fabric. The fabric can be used in bedding, including underpads, and patient gowns. Methods of preventing and treating skin wounds, and pressure wounds in particular, are also disclosed.

A case for a mobile device, including a first layer, a second layer, and a third layer. The first layer is formed from an elastomeric first material. The second layer is formed from a second material different from the elastomeric first material. The third layer is formed from an elastomeric third material different from the second material. The second layer is arranged between the first layer and the third layer, with the first layer arranged on an outside of the case and the third layer being arranged on an inside of the case so that the third layer is closer to the mobile device than the first layer when the mobile device is arranged in the case. At least one outer surface of the first layer includes an antimicrobial substance or treatment.

A patient transfer apparatus including an inflatable mattress, alternatively with a rigid top board with a patient restraint system on which a patient can be placed, when patient immobilization is required. A portable cart is included with a chamber for storage of a plurality of mattresses. The cart also has a gas/air blower and power supply system for empowering the blower. The power system includes provision for drawing power from line AC/DC, and has a rechargeable battery and charger for maintaining the battery by connecting the supply to the line AC/DC. The mattress has a perforated bottom surface for exit of air to provide an air cushion, and is constructed with a white top surface and a dark bottom surface for optimum recognition of contamination, and identification of the bottom surface which must be placed downward. The cart is coated with an antimicrobial substance to minimize the risk of contaminants.

The invention provides a preserving agent for litchi and a preparation method of the preserving agent for litchi and relates to the technical field of vegetable and fruit preservation. The preserving agent comprises the following raw materials in percentages by weight: 0.5-1.2% of traditional Chinese medicine extract solution, 0.2-0.5% of sucrose ester, 0.3-0.5% of sodium chloride, 0.5-0.8% of konjak glucomannan, 0.2-0.3% of nanometer TiO2 and water accounting for all the rest percentages; the traditional Chinese medicine extract solution comprises the following raw materials in parts by weight: 5-10 parts of pumpkin seeds, 3-6 parts of pseudolaricis, 3-6 parts of radix gentianae, 2-5 parts of aloes, 2-5 parts of Chinese honey locusts and 2-5 parts of ulmus macrocarpa hance. The Chinese herbal medicines are used as raw materials of the preserving agent; the Chinese herbal medicines are used as antimicrobial substances, the konjak glucomannan is used as film-forming substance, the sucrose ester is used as emulsifier, the sodium chloride is used for sterilizing and color-protecting and the nanometer material is used as excipient, so that the preserving agent for litchi is obtained. The preserving agent for litchi is capable of preventing litchi from browning and rotting, so that commodity rate of the litchi is raised.

A method for filtration of fluid, primarily liquid, with fluid filtration device haying a fluid inlet and a fluid outlet and a fluid path between the inlet and the outlet through a microporous filter with a pore size adapted for filtering bacteria or bacteria and virus by mechanical particle size separation. The filtration device comprises further an antimicrobial source adding antimicrobial substance to the fluid in the fluid path between the fluid inlet and the inlet surface of the microporous filter. The fluid filtration device is provided with a design flow through the device, the design flow assuring a proper filtration of the fluid flowing through the device with a cleaned fluid at the flow outlet. The antimicrobial source, for example a halogen source, is configured to release the antimicrobial substance at a low elution rate that is not high enough for killing substantially all the microbes in the fluid during the time it takes the fluid to flow through the device at the design flow, but which is high enough for prevention of a biofilm in the long term.

The invention relates to a preparation method of a coated acidifying agent for a feed. The preparation method comprises the following steps: firstly, adsorbing phosphoric acid; uniformly mixing silicon dioxide with phosphoric acid to completely adsorb phosphoric acid; putting a phosphoric acid adsorbate into a fluidized bed coating machine; spraying coating liquid into the coating machine by a peristaltic pump to perform coating granulation; and uniformly mixing a coated product with citric acid and fumaric acid to obtain the finished product. The acidifying agent prepared by the preparation method is a combination of organic and inorganic materials and the releasing speed of the acidifying agent can be effectively lowered; a coating film wrapping grains is a protective film so that the contact between the acidifying agent and alkaline substances in the feed, a premix and the like is reduced, and the acidifying effect of the acidifying agent is enhanced. The growth and reproduction of effective microbial communities, such as probiotics, can be facilitated to generate organic acids and other antibacterial substances, so that the pH value in gastrointestinal tracts is further reduced, and the growth of harmful bacteria is inhibited. The organic acids which are gradually released in digestive tracts also have a complexing effect and are combined with microelements in the feed, the premix and the like so as to promote the absorption in small intestinal tracts.

The invention discloses a medicine-carrying nano antibacterial super-smooth coating for marine organisms. The medicine-carrying nano antibacterial super-smooth coating comprises a medicine-carrying nano antibacterial slow-release coating and a hydrophilic coating, wherein the medicine-carrying nano antibacterial slow-release coating comprises medicine-carrying nano particles and antibacterial substances; the medicine-carrying nano particles have effects of restraining and preventing bacteria and sustaining release, and have bacteria-inhibiting effects on escherichia coli, staphylococcus aureus, candida albicans and the like which cause urinary tract infection easily; the antibacterial substances further can improve the antibacterial effects of the medicine-carrying nano antibacterial slow-release coating, so that the medicine-carrying nano antibacterial slow-release coating achieves lasting and stable antibacterial effects; after contacting water, substances of the hydrophilic layer can quickly form a lubricating film, so that the conduit surface is sufficiently and efficiently lubricated, and the conduit is conveniently and quickly implanted; after the conduit is implanted, the hydrophilic polymer is dissolved into water to play synergetic bacteriostatic action with the medicine-carrying nano particles and the antibacterial substances, and the loaded bacteria-restraining components are slowly released to finally achieve the lasting and stable antibacterial effects.