30 results about "Iodoform" patented technology

Otic and nasal compositions containing any iodine-containing derivatives, including, free iodine and iodoform, are disclosed. lodoform is a potent germicidal agent which provides anti-infective benefits. The composition also contains one or more anti-inflammatory agents and one or more natural or synthetic compounds which provide analgesic benefits. The composition preferably also contains one or more natural or synthetic compounds which provides aromatic benefits. The composition may be utilized to treat otic and nasal conditions, including otitis media, by topically applying the composition to the affected tissue.

The ability to incorporate iodoform, tetracycline and a combination of iodoform / tetracycline into root canal gutta percha points is described. The iodoform, tetracycline and iodoform / tetracycline combination are bound within the gutta percha points. They act as a reservoir of antimicrobial that is capable of diffusing onto the surface of the gutta percha thereby inhibiting the colonization of bacteria on the gutta percha points and within the root canal system. Tetracycline is capable of coalescing within the dentinal tubules to inhibit long term microbial growth. These medicated gutta percha points are site specific, surface acting antimicrobial gutta percha points.A method of the usage and delivery of amorphous form iodoform gutta percha, iodoform / tetracycline gutta percha, or tetracycline gutta percha within a heated compule with a pressure plunger by delivering the thermo-softened heat labile amorphous form via a pressure extrusion system through a cannula into the prepared root canal system.

The present invention relates to inorganic sterilizing chemicals. The aqueous solution of atomic iodine consists of iodine in 0.5-30 wt%, cosolvent cyclodextrin derivative and water. It is compoundedthrough preparation of ethanol alcohol solution of iodine and saturated water solution of cyclodextrin derivative at 35-70 deg.c, mixing, and diluting with water to the said iodine content. The macromolecule of cyclodextrin as cosolvent can raise the solution degree of iodine, convert insoluble iodine into water soluble micron level iodine and thus increase the stability of medicine. The presentinvnetion has strong sterilization, no irritation to skin, mucous membrane and other sensitive parts and no toxic side effect, and is used as substitute of iodine tincture and iodoform.

The invention discloses an injection type deciduous tooth root canal paste which is applicable to the treatment of primary teeth pulp diseases and periapical diseases of children, the paste can not be solidified during the long-term storage in a closed container and can be directly filled in a root canal. The components of the formula of the injection type deciduous tooth root canal paste are that: powder contains the following components according to weight percentages: 80 to 94 percent of zinc oxide powder; 4.6 to 19.6 percent of iodoform powder; 0.2 to 0.6 percent of dexamethasone powder and 0.2 to 0.5 of percent metronidazole power; liquid contains 40 to 60ml of propylene glycol in each 100g of the powder. The deciduous tooth root canal paste is mixed into the even paste by stirring according to a conventional method and is contained in a disinfected disposable plastic syringe for standby.

The present invention discloses an iodoform dressing. Said dressing contains 0.5-4g of iodoform, 1-4 litres of glycerine solution, 0.5-1.5 litres of ethyl ether and 1-10 litres of 95% ethyl alcohol, and its spun-laced non-woven fabric is 1kg. It can be used as surgical dressing.

This invention discloses a method for preparing a second-order nonlinear optical crystalline material, which comprises the steps of: mixing iodoform, sulfur powder and solvent carbon bisulfide in an airtight reactor, reacting at 60-80 deg.C for 20-35 h to obtain a solution of the second-order nonlinear optical crystalline material in carbon bisulfide, adding the solution into a glass container, and placing the glass container in a constant temperature cabinet for a certain time to obtain orange bulk single crystals. The method has such advantages as short reaction time, moderate experimental conditions, high product purity and simple operation. The crystalline material can be widely applied in optical field.

The invention relates to a lyotropic liquid crystal precursor for root canal disinfection and a preparation method thereof.The lyotropic liquid crystal precursor is prepared from a carrier and a root canal disinfection medicine.The carrier is prepared from, by mass, 0.2-5 parts of a liquid crystal material, 1 part of a solvent and 0.1-4.5 parts of water.The mass fraction of the root canal disinfection medicine in the lyotropic liquid crystal precursor is 0.005-3%.The liquid crystal material is monoolein and / or phytantriol; the solvent is the mixture of one or more of absolute ethyl alcohol, N-methyl pyrrolidone, polyethylene glycol and propylene glycol; the root canal disinfection medicine is the mixture of one or more chlorhexidine acetate, chlorhexidine gluconate, chlorhexidine hydrochloride, nano silver, calcium hydroxide, metronidazole, tinidazole, ornidazole, iodoform and gallnuts.The lyotropic liquid crystal precursor is good in liquidity, and capable of being injected and entering a lateral root canal easily and eliminating a root canal disinfection blind area and has the effective and lasting root canal disinfection effect.

The invention discloses a pharmaceutical composition for treating serious thrush of equus animals; the pharmaceutical composition comprises the components in parts by weight: 23-27 parts of salicylic acid powder, 4-6 parts of iodoform, 13-17 parts of alums, 23-27 parts of potassium permanganate powder, 8-12 parts of sulfanilamide powder and 18-22 parts of resina draconis powder; a using method of the pharmaceutical composition comprises the steps of: cleaning and soaking the hoof parts of the equus animals, and removing rotten cutin, surface excrescences and necrotic tissues; burning affected parts by hot vegetable oil; grinding the pharmaceutical composition into fine powder and then mixing the fine powder; dipping the medicine powder by a cotton ball and filling the medicine powder into the rotten parts, and covering sterilized gauze onto the rotten parts with the medicine powder; spreading pine tar outside the sterilized gauze, and padding gauze rolls; and binding bandage on the whole hoofs, and then spreading the pine tar. The pharmaceutical composition is organically combined, is dialectical in compatibility of medicines and enables the medicines to supplement with one another, and the effects of removing the rotten parts and regenerating new tissues as well as diminishing inflammation and stopping bleeding can be improved, so that the aim of curing the serious thrush can be achieved. The pharmaceutical composition is easy in material obtaining and convenient to prepare, reduces the drug residue and toxic and side effects, and is low in price and high in treatment effect.

The invention provides a manufacturing method of iodophor vaseline medical gauze. The manufacturing method comprises the following steps of (1) preparing medical absorbent gauze, vaseline, absolute ethyl alcohol and iodoform dissolved in diethyl ether; (2) soaking the medical absorbent gauze in the vaseline; (3) placing a container containing the vaseline gauze in a dry heat sterilizer for sterilization; and (4) soaking the sterilized vaseline gauze in the absolute ethyl alcohol and the iodoform dissolved in the diethyl ether, and putting the ready-made gauze in a prepared brown bottle by a pair of tweezers for sealing cold storage. The iodophor vaseline medical gauze manufactured by the method is combined with applications of iodophor and vaseline and has functions of sterilization and wound protection.

The invention discloses paste which comprises the following components: zinc oxide and clove oil chelate, iodoform and calcium hydroxide. The paste provided by the invention is used for primary teethroot canal filling materials, has excellent stability and is easy to absorb, and the matched-degree of the degradation velocity and the physiological absorption speed of the tooth root is superior tothat of the conventional clinically used material Vitapex (containing iodoform and calcium hydroxide) and ZOE (Zinc Oxide-Eugenol); and the clinical and radiological success rate is not lower than that of the conventional material.

The invention belongs to the technical field of a medical and dental formula product, and especially relates to a paste for treating pulpitis and an application thereof. The paste is composed of glycerin iodohydrin, iodoform, glutaraldehyde, an oily substrate, and calcium hydrate, wherein the volume ratio of glycerin iodohydrin to iodoform to glutaraldehyde to the oily substrate is 3-4:1-2:1-2:3-4, the proportion of the oily substrate to calcium hydrate is ml:g being 1:4-6, and the above components are mixed and a mixture is blended to obtain the paste for treating pulpitis. The paste for treating pulpitis has active effect for preservation and treatment of vital pulp-teeth, and avoids nerve injury after dental pulp exposing, denervation, and root canal therapy, so that pain for treatmentcan be alleviated, dental pulp tissue inflammation diminishing is promoted, and restoration and regeneration are realized.

The invention discloses a drug for preventing or treating oral diseases. According to the drug, gelatin sponge, rhizoma cibotii or chitosan serves as a carrier, clove oil, iodoform, calcium hydroxideand Peru balsam serve as active ingredients, and an appropriate amount of local anesthetics are added, wherein the local anesthetics are one of lidocaine, tetracaine and loxoprofen. The drug has various pharmacological effects such as anti-inflammation, pain relief, disinfection, antisepsis, hemostasis, promotion of tissue regeneration, prevention of secondary infections, and promotion of periodontal tissue regeneration. Moreover, the drug is convenient to take and easy to remove and has high permeability; the pain of patient's oral lesions can be quickly relieved, external liquid is effectively prevented from entering cavities, the barrier function of the drug can prevent double infections, the temperatures of the lesions are reduced, and dysfunctions such as local swelling and pain of mucous membranes are quickly eliminated, so that the drug is beneficial to repair of the oral mucous membranes.

The invention belongs to the technical field of dental preparations, and discloses a deciduous tooth root canal filling material and a preparation method thereof. The deciduous tooth root canal filling material is composed of 30-50% by volume of calcium hydroxide, 10-20% by volume of iodoform and 30-50% by volume of Vaseline. The preparation method specifically comprises the following steps: weighing and extracting calcium hydroxide and iodoform powder according to a volume ratio; weighing the certain amount of medical Vaseline; and uniformly mixing the calcium hydroxide, the iodoform powder and the medical Vaseline at normal temperature, fully stirring to form a paste, and uniformly stirring the paste to obtain the deciduous tooth root canal filling material. The deciduous tooth root canal filling material belongs to an iodoform and calcium hydroxide composite preparation; and the adhesion of the root canal wall is further improved through material proportioning, and the material absorption rate is reduced.

The invention relates to the technical field of medical supplies, and particularly relates to a preparation method of iodoform gelatin sponge, comprising the following steps: mixing gelatin with deionized water according to a solid-to-liquid ratio of 30-75kg / m<3>; uniformly mixing in the condition of 75 DEG C to obtain a gelatin solution; mixing the gelatin solution with a carbon nanoparticle material, iodoform, a formaldehyde solution and magnesium chloride in a mass ratio of 100:(1-5):(10-20):(0.2-3), to obtain a mixed solution; then freezing for 8-12h in the condition of minus 30-minus 20 DEG C; and finally drying for 24-48h in a freezer dryer to obtain the iodoform gelatin sponge. The preparation method of the gelatin sponge used for trauma hemostasis is simple, green and environment-friendly, and low in manufacture cost of the selected principle; and the prepared iodoform gelatin sponge is uniform in pore size distribution, good in hydrophobic and lipophilic performances, high instrength, remarkable in the trauma hemostasis effect, and capable of well sterilizing and stopping bleeding.

The invention discloses an iodoform solution used for dressing, an iodoform dressing and a preparation method of the iodoform dressing. The iodoform solution disclosed by the invention contains 50-98 parts by weight of water, 0.5-5 parts by weight of iodoform, 0.1-5 parts by weight of water retaining agent and 2-50 parts by weight of polyethylene glycol and does not contain diethyl ether. The iodoform solution disclosed by the invention has the advantages that polyethylene glycol is adopted for replacing diethyl ether, and potential threats of diethyl ether and harm of the diethyl ether to a human body are avoided; water is taken as a solvent, so that cost of the iodoform solution is reduced; and the iodoform solution hardly volatilizes, so that the prepared iodoform dressing is long in guarantee period and is easy to preserve.

The invention discloses a preparation method of a monoatomic catalyst for indoor air purification. The preparation method comprises the following steps of (a) performing preparation to obtain a yellow solid powder CeO2 carrier; (b) dissolving RuCl3.3H2O into deionized water to obtain dipping liquid, wherein the mass concentration of ruthenium in the dipping liquid is 5 to 50 mg / mL; and (c) preparing the monoatomic catalyst: adding the CeO2 carrier obtained by the step (a) into the dipping liquid obtained by the step (b) by a dipping method, adding an iodoform solution dissolved into glycol, mixing uniformly, dipping, drying the dipped solution on a rotary evaporator and calcining to finally obtain the monoatomic catalyst Ru / CeO2. By the method, the general catalytic reaction dosage (the load capacity is very low) is extremely small, and the atom utilization rate is extremely high.

The invention discloses an iodoform solution used for dressing, an iodoform dressing and a preparation method of the iodoform dressing. The iodoform solution disclosed by the invention contains 50-98 parts by weight of water, 0.5-5 parts by weight of iodoform, 0.1-5 parts by weight of water retaining agent and 2-50 parts by weight of polyethylene glycol and does not contain diethyl ether. The iodoform solution disclosed by the invention has the advantages that polyethylene glycol is adopted for replacing diethyl ether, and potential threats of diethyl ether and harm of the diethyl ether to a human body are avoided; water is taken as a solvent, so that cost of the iodoform solution is reduced; and the iodoform solution hardly volatilizes, so that the prepared iodoform dressing is long in guarantee period and is easy to preserve.

The invention belongs to the technical field of oral cavity root canal filling materials, and discloses a mineral filling material as well as a preparation method and application thereof. The filling material is obtained by compatibility of zinc oxide, iodoform, minium, borneol and natural traditional Chinese medicine mineral raw materials, is used for oral root canal therapy filling, improves disinfection, sterilization and convergence effects of the filling material, improves physical properties of the filling material, improves strength, reduces contractility, and is simple and easy to use. According to the oral root canal paste, the medicine effect is improved, the physical property is improved, the shrinkage rate is greatly reduced, a substance similar to gutta-percha is formed, the requirement of an ideal oral root canal treatment paste is perfectly met, and the oral root canal treatment effect is greatly improved. The traditional Chinese medicine has the treatment effects of sterilizing, removing slough, promoting granulation, promoting blood circulation to arrest pain, astringing, diminishing inflammation and treating pain. The shrinkage performance of the filling material after solidification is greatly improved, dead space is eliminated, and the success rate of root canal therapy is improved.

The invention discloses an externally-used medicine for treating grease-heel of equus animals; the externally-used medicine comprises the components in parts by weight: 6-10 parts of salicylic acid powder, 1-3 parts of iodoform, 3-7 parts of sulfanilamide powder, 2-6 parts of dried alum, 2-6 parts of calcined gypsum, 8-12 parts of rheum officinale, 8-12 parts of olibanum, 8-12 parts of myrrh and 15-25 parts of 10% of ichthammol ointment; and the externally-used medicine is prepared by extracting the rheum officinale, the olibanum and the myrrh by alcohol, removing the alcohol and concentrating, and mixing the obtained matter with other medicines to obtain an ointment extract. The externally-used medicine is organically combined, is dialectical in compatibility of medicines and enables the medicines to supplement one another, and the effects of preventing corrosion, absorbing moisture, regenerating tissue to heal wounds, sterilizing and itching reliving are improved, so that the aim of curing can be achieved. The externally-used medicine for treating the grease-heel of the equus animals is low in cost, easy to prepare, free from toxic and side effects and remarkable in treatment effect. A feasible new medicine is provided for clinic treatment. The clinical practice proves that the cure rate by using the externally-used medicine is 94.44%, and the effective rate of the externally-used medicine is 100%.

The present invention relates to inorganic sterilizing chemicals. The aqueous solution of atomic iodine consists of iodine in 0.5-30 wt%, cosolvent cyclodextrin derivative and water. It is compounded through preparation of ethanol alcohol solution of iodine and saturated water solution of cyclodextrin derivative at 35-70 deg.c, mixing, and diluting with water to the said iodine content. The macro molecule of cyclodextrin as cosolvent can raise the solution degree of iodine, convert insoluble iodine into water soluble micron level iodine and thus increase the stability of medicine. The present invnetion has strong sterilization, no irritation to skin, mucous membrane and other sensitive parts and no toxic side effect, and is used as substitute of iodine tincture and iodoform.

The invention is applicable to the technical field of medicines, and provides a medicine for treating hoof diseases as well as a preparation method and an application of the medicine, and the medicinecomprises the following components: zinc oxide, rosin, tannic acid, iodoform, clove oil, bentonite and aluminum sulfate. The medicine provided by the invention can be used for effectively treating wart hoof inflammation, interphalangeal hoof inflammation, hoof bottom ulceration, hoof leakage, hoof rot and other hoof diseases caused by bacterial infection and trauma through compounding of the components; the medicine is smeared on the surface of a diseased part to form a protective film, so that the diseased part is isolated from the outside, the medicine is prevented from falling off and contacting dirt such as water, the aims of removing rotten parts, stopping bleeding, promoting salivation, accelerating wound healing and the like can be fulfilled, and the medicine has the characteristics of low treatment cost, high curative effect, no rebound, no antibiotic addition in medicine raw materials, wide application range and the like.

The invention discloses a precious metal leaching agent and a method for recovering precious metals in spent catalysts. The precious metal leaching agent is composed of ionic liquid, iodoform and solvent, wherein the mass ratio of ionic liquid to iodoform is 30:1~5:1; the volume ratio of solvent to ionic liquid is 10:1~1:1; the described The anion of the ionic liquid is one or more of chloride ion, bromide ion, iodide ion, thiocyanate ion, and bisnitrile amide ion, and the cation is one or more of imidazoles, pyrrolidines, quaternary ammonium salts, and quaternary phosphonium salts. one or more of. The precious metal leaching agent of the invention has the characteristics of economy, environmental protection and high efficiency. The invention provides a method for recovering precious metals from waste catalysts by using the precious metal leaching agent. The method has simple process flow, less waste by-product emissions, can effectively treat waste catalysts in a harmless manner and recover its precious metals, and realizes The recycling of waste resources reduces environmental pollution and improves social and economic benefits.

The invention discloses a method for purifying iodoform. The method is conducted in the dark and includes the following steps that a good solvent and a poor solvent for iodoform are evenly mixed; the prepared compound solvent is added into iodoform and stirred and dissolved at room temperature; the obtained mixed system is filtered at room temperature; the obtained filtrate is subjected to reduced pressure concentration; the obtained concentrated solution is cooled and crystallized; mother liquor is removed from the obtained crystallization solution, drying is conducted, and purified iodoform is obtained. Iodoform obtained through the method is stable in quality, the mass content is larger than 99.9%, the purification process is simple, safe, quick and efficient, the compound solvent in use can be recycled after treatment, the requirements for green chemical industry and environmental protection are met, and the method has prospects in industrial production.

The invention provides a calcium phosphate composite material for filling a root canal. The composite material consists of a solid-phase component and a liquid-phase component, wherein the solid-phase component is a mixture of calcium phosphate, magnesium oxide, soluble hydrophosphate and iodoform; and the liquid-phase component is an aqueous solution of sugar, hydrophosphate and citric acid. The invention also provides a method for preparing the composite material. In the composite material, the injection property and collapse resistance of the composite material can be improved by the gelation of the sugar in the liquid-phase component and the chelation of inorganic ions in the solid-phase component, the magnesium phosphate generated by a hydration reaction has relatively strong adhesive force, the bonding strength between the root filling material and the root canal wall can be promoted, and leakage is avoided; and the iodoform can be used for enhancing the X-ray opacity and diminish inflammation to improve the curative effect of root canal therapy.

The invention provides a manufacturing method of iodoform gauze. The manufacturing method comprises the following steps of (1) preparing sterile gauze and a sterile bag comprising a brown bottle, a larger container, a large treatment disk, a surgical gown, a mortar and a grinding rod thereinto; and preparing absolute ethyl alcohol, iodoform, medical glycerin and diethyl ether, wherein the volume ratio of the absolute ethyl alcohol, the medical glycerin to the diethyl ether 1:1:1; (2) opening the sterile bag, pouring the gauze into the large treatment disk, adding the absolute ethyl alcohol to the disk and uniformly rubbing the gauze; and then pouring the medical glycerin and the iodoform into the mortar, uniformly stirring by using the grinding rod, pouring mixture onto the gauze in the large treatment disk, and uniformly rubbing till the gauze totally becomes yellow; and (3) spreading little diethyl ether on the gauze, rapidly stirring, and putting the ready-made gauze in the prepared brown bottle by a pair of tweezers for sealing cold storage. The manufacturing method of the iodoform gauze has the technical effects that the iodoform is not dissolved in the diethyl ether in advance, so that the content of the diethyl ether in the iodoform gauze is reduced, and the iodoform gauze nearly contains no foul smell.

The invention relates to the technical field of treatment of pulpitis diseases, and particularly relates to pulp protecting paste for dental hyperirritability and pulpitis and a preparation method thereof. The pulp protecting paste for the dental hyperirritability and the pulpitis is prepared from an active component and an oral paste matrix, wherein the active component is prepared from the following components: radix rehmanniae, radix scrophulariae, herba menthae, radix puerariae, radix scutellariae, radix angelicae dahuricae, flos chrysanthemi, radix glycyrrhizae, iodoform, metronidazole, ciprofloxacin and chitosan by mixing. Besides the active component, the pulp protecting paste is also prepared from the oral paste matrix; components of the matrix comprise magnesium oxide, chitosan, phenocamphor and glycerol. The pulp protecting paste for the dental hyperirritability and the pulpitis, which is provided by the invention, has the mild drugs and releases slowly and lastingly while having the complete compatibility of the drugs and inflammation allaying and pain relieving functions, and not only has an obvious effect on the treatment of the pulpitis, but also can be used for preventing and treating the irritation to a hypersensitive tooth.