28 results about "Drug extraction" patented technology

The invention provides a preparation method of a dogwood extract and application of the dogwood extract in bone strengthening products, and belongs to the technical field of medicine extraction. The method comprises the following steps: (1) crushing a dogwood raw material, and immediately spraying an acid solution; (2) sequentially extracting the pretreated material by adopting an ethanol water solution containing citric acid and L-ascorbic acid as a first-phase extraction solvent and a phosphate buffer solution containing a compound enzyme preparation as a second-phase extraction solvent; (3) combining the extracting solutions, sequentially separating through an ultrafiltration membrane and at least two stages of nanofiltration membranes to obtain active fractions with different molecular weight intervals, and recombining the active fractions according to a preset proportion to obtain a refined solution; and (4) drying the refined liquid to obtain the dogwood extract. The preparation method provided by the invention has the advantages of high extraction rate of target active ingredients (especially aglycone), synergistic retention of multiple active ingredients, strong process controllability, suitability for large-scale production and the like.

This application discloses a sustained-release formula and medicated pillow for the prevention and treatment of allergic rhinitis, including a pillow base with two symmetrically arranged sustained-release mechanisms and a drive mechanism in the bottom mounting compartment. The sustained-release mechanism consists of multiple sustained-release components, each containing a sustained-release tube and a drug storage tube, connected by a U-shaped connecting pipe and a one-way valve; the drug storage tube is inserted into a pierced tube with a filter screen, which balances air pressure and prevents contamination. The drive mechanism drives a sliding valve to reciprocate via a worm gear system, achieving quantitative drug extraction and precise sustained-release; the atomization design of the sustained-release port improves drug absorption efficiency, and the guide holes in the mounting compartment and the ventilation grooves on the pillow surface form a uniform diffusion channel. This solution solves the problems of cumbersome drug replacement, uncontrollable volatilization, and easy deterioration associated with traditional medicated pillows, offering advantages such as precise controlled release, convenient maintenance, and multiple safety protections. It allows for individualized drug administration based on drug characteristics and patient rhythms, significantly improving the effectiveness of sleep aid therapy and the user experience.

The invention relates to a monomolecular micelle aqueous solution as well as a preparation method and application thereof, and belongs to the technical field of biomedicine. The monomolecular micelle aqueous solution is formed by assembling an amphiphilic polyether ester multi-block copolymer in an aqueous phase. The preparation method comprises the following steps: dissolving an amphipathic multi-block copolymer in a good solvent, slowly adding deionized water into the amphipathic multi-block copolymer, or slowly dropwise adding the amphipathic multi-block copolymer into a large amount of deionized water, self-assembling to form a monomolecular micelle, and removing the good solvent in water through dialysis to obtain a monomolecular micelle aqueous solution. And the amphiphilic polyether ester multi-block copolymer has good biocompatibility and degradability. The prepared monomolecular micelle has excellent stability and cannot be dissociated along with the dilution of the polymer concentration, and the problem that the current common micelle is dissociated along with the dilution of the polymer concentration is solved. The prepared monomolecular micelle has a good solubilizing effect on water-insoluble drugs, and can be used in the fields of drug extraction, drug delivery, controllable release and the like.

The application discloses a kind of based on HPLC Jian'erle granule multi-component fingerprint construction and active evaluation method, belong to the technical field of drug analysis.The application is based on ultra-high performance liquid chromatography technology, by optimizing drug extraction and chromatographic detection method, provide the fingerprint construction method of analysis Jian'erle granule drug quality;The method comprises the steps of ultrasonic dissolution Jian'erle granule, with 0.1% phosphoric acid and acetonitrile as mobile phase for liquid chromatography detection.According to the construction method provided by the application, a fingerprint consisting of 12 characteristic peaks is obtained, of which 10 characteristic peaks are identified to compounds.The results of the methodological experiment show that the construction method provided by the application has a similarity of >0.999 between 10 batches of Jian'erle granules, and has outstanding specificity, precision, repeatability and stability.The application provides a new strategy for efficient quality detection and quality control of Jian'erle granules, and has a broad application prospect.

To efficiently inspect each medicine of a plurality of medicine packages.SOLUTION: A medicine inspection system includes an image acquisition unit configured to acquire a medicine package image obtained by photographing each of a plurality of medicine packages in which a medicine is packaged based on a prescription, an inspection unit configured to inspect whether or not the medicine of each of the plurality of medicine packages conforms to the prescription based on the medicine package image of each of the plurality of medicine packages, an output unit configured to output an inspection result of the inspection unit, and a medicine extraction display unit configured to extract and display a medicine package image containing a designated medicine from the medicine package images of the plurality of medicine packages.SELECTED DRAWING: Figure 1

This invention discloses a preparation method and application of a gel plaster, belonging to the field of traditional Chinese medicine plaster preparation technology. The preparation steps are as follows: S1, drug extraction: ultrapure water is measured at a material-to-liquid ratio of 1:10, and the decoction is separated three times. The three decoctions are combined, concentrated, and stored in a refrigerator for later use; S2, matrix preparation: phase A, phase B, and phase C are accurately prepared according to the prescription; the above contents are mixed evenly and coated onto non-woven fabric, and dried in an oven to obtain the matrix; the gel plaster is used in the treatment of insomnia. This invention optimizes the preparation process of the heart-nourishing and calming plaster, using the traditional decoction method to extract the drug. While ensuring the effective components of the drug, the drug is made into a gel plaster that is easier to wash, has a moderate consistency, is non-greasy, and has better biocompatibility. The transdermal absorption rate of this plaster determines the drug's ability to act on the body and its efficacy. By examining the transdermal rate of the heart-nourishing and calming gel plaster, the drug's permeability is ensured.

The application discloses a preparation method of cherimoya leaf extract and belongs to the technical field of natural medicine extraction and preparation. The conventional preparation method of the cherimoya leaf extract in the prior art has limited bioavailability of the extract, and lacks a systematic method for effectively enriching specific active components of the extract and stably encapsulating the specific active components in a suitable delivery system. The preparation method provided by the application comprises the following steps: crushing dried cherimoya leaves, refluxing and extracting the dried cherimoya leaves with an ethanol aqueous solution, and concentrating the extract; adding ethyl acetate to the concentrated solution to perform extraction; mixing the obtained ethyl acetate extraction phase with a phospholipid aqueous dispersion liquid composed of phosphatidylcholine and phosphatidylethanolamine in a specific ratio; performing high-pressure homogenization treatment to obtain a nanoliposome suspension liquid; and finally performing spray drying to obtain an extract powder. The extract prepared by the method can be used for preparing a medicine for treating type 2 diabetes.

This invention discloses a drug extract for enhancing the efficacy of porcine reproductive and respiratory syndrome (PRRS) vaccines, its preparation method, and its application. The drug extract comprises aqueous extracts of Astragalus membranaceus and Curcuma zedoaria, wherein the optimal mass ratio of Astragalus membranaceus to Curcuma zedoaria is 4-5:1. The Astragalus membranaceus and Curcuma zedoaria extract of this invention enhances the efficacy of existing PRRSV vaccines, improves vaccine resistance to PRRSV, and effectively stimulates the body to produce sufficient neutralizing antibodies, thereby enhancing the overall immune effect of the vaccine, with significantly better results than using the vaccine alone.

This invention provides a traditional Chinese medicine oral gel for relieving wind-cold, clearing the lungs, stopping cough, and soothing the throat, along with its preparation method. After combining the thick pastes, an impurity removal process is added, followed by refrigeration for at least 48 hours to remove some impurities and reduce the solid content. Then, by selecting 1.0%-2.5% xanthan gum as a matrix, and using 0.1%-0.2% Gannan orange flavoring and 0.2%-0.3% sucralose to form a complex flavoring system, and controlling the parameters during homogenization, this invention effectively solves the problems of poor gelation and instability in oral gel formulations. It also overcomes the bitter taste caused by the acidic and astringent odor of the drug extract and volatile oils. This invention features convenient administration, safety and effectiveness, good taste, and superior formulation stability, improving compliance for children and the elderly. The entire preparation method is simple and suitable for large-scale industrial production.

The invention provides anaerobic treatment equipment for drug extraction wastewater, and relates to the technical field of wastewater treatment, the anaerobic treatment equipment comprises a reactor, and a sludge bed is arranged in the reactor; a circulating part and a bottom plate are further arranged in the reactor, the circulating part is located in the sludge bed, the circulating part comprises a first conveying assembly and a second conveying assembly which are used for continuously conveying sludge, the sludge bed is located above the bottom plate, the bottom plate guides the sludge at the bottom to the first conveying assembly, and the first conveying assembly lifts the sludge at the bottom; the second conveying assembly is used for horizontally conveying the lifted sludge, the lifted sludge is gradually discharged into the reactor when being conveyed by the second conveying assembly, and the discharged sludge falls under the action of self weight, so that up-down circulation and horizontal circulation of the sludge in the reactor are realized; the sludge bed is prevented from being hardened due to continuous compaction to a certain extent, the internal porosity and permeability of the sludge bed are ensured, the wastewater is in full contact with sludge microorganisms, and the degradation effect of organic pollutants is ensured.

The invention belongs to the technical field of traditional Chinese medicine preparations, and discloses a retroauricular administration type sleep-promoting traditional Chinese medicine compound composition and a preparation method thereof. The retroauricular administration type sleep-promoting traditional Chinese medicine compound composition is prepared from pericarpium citri reticulatae, fingered citron, agastache rugosus, liquorice, lily, fried spina date seed, processed polygala tenuifolia, schisandra chinensis, poria with hostwood, platycladi seed, acanthopanax, cortex albiziae, rhizoma acori graminei, rhizoma anemarrhenae, albizia flower and pseudo-ginseng according to a specific mass ratio. According to the preparation method disclosed by the invention, the dissolution rate and the transdermal absorption efficiency of active ingredients in the medicinal materials are remarkably improved by carrying out cell wall breaking pretreatment on the prepared polygala tenuifolia and / or the schisandra chinensis, including modes of enzymolysis, bacterium-enzyme synergistic fermentation and plasma-assisted wall breaking. According to the preparation method, an ethanol-water mixed solution is used for extraction and centrifugal separation, and a medicine extracting solution is obtained. The composition can quickly and efficiently play a role in promoting sleep in a retroauricular administration manner, and has the comprehensive effects of soothing the nerves, stabilizing the mind, soothing the liver, relieving depression and promoting the circulation of heart and kidney.

The utility model relates to extraction device technical field discloses a kind of medicine extraction device, including work plate, the top wall left and right sides of work plate are uniformly connected with hydraulic rod, the top of hydraulic rod is fixedly connected with top cover, the top wall left side of top cover is fixedly connected with servo motor, the output of servo motor is fixedly connected with driving wheel, the inside right side of top cover is rotatably connected with two rotating rods, the top of rotating rod is fixedly connected with driven wheel, the outer wall of driving wheel and the outer wall of two driven wheel are rotatably connected by connecting band. In the utility model, through the drive of servo motor, driving wheel can drive remaining driven wheel to rotate by connecting band, to improve the purpose of stirring efficiency, then by the rising of top cover and rotating bolt, stirring blade is separated from corresponding clamping plate, so that the more difficult situation when stirring rod integration cleaning is avoided, and cleaning efficiency is improved.

1. The name of the design product: injection pump administration execution graphical user interface of electronic device. 2. The use of the design product: the design product is used for an electronic device. 3. The design points of the design product: the content of the graphical user interface in the screen. 4. The picture or photo that best shows the design points: design 1 front view. 5. Design 1 is designated as the basic design. 6. The use of the graphical user interface: for carrying out the collection of administration process activity data, issuing the operation parameters of the injection pump, and displaying the real-time monitoring of the operation data of the injection pump. 7. Other cases need to be explained, as shown in the figure: the main view of design 1 is the management interface of the drug delivery session function of the experimental animal automatic injection pump drug delivery system, which is the drug delivery session setting interface of the experimental animal automatic injection pump drug delivery system; design 1 interface change state diagram 1 is the interface displayed after clicking the “+ new session” button in the main view of design 1; design 1 interface change state diagram 2 is the interface displayed after inputting information in design 1 interface change state diagram 1 and clicking the “next step” button; design 1 interface change state diagram 3 is the interface displayed after inputting the balance calibration information in design 1 interface change state diagram 2 and clicking the “save” and “complete activity” buttons; design 1 interface change state diagram 4 is the interface displayed after clicking the “complete activity” button in design 1 interface change state diagram 3; design 1 interface change state diagram 5 is the interface displayed after clicking the “+ create drug extraction” button in design 1 interface change state diagram 4; design 1 interface change state diagram 6 is the interface displayed after clicking the “×” button in the upper right corner of the create drug extraction record pop-up window after completing the create drug extraction record operation in design 1 interface change state diagram 5; design 1 interface change state diagram 7 is the interface displayed after clicking the “complete activity” button in design 1 interface change state diagram 6 and clicking the corresponding “more” button in design 1 interface change state diagram 7; design 1 interface change state diagram 8 is the interface displayed after clicking the “create list” button in design 1 interface change state diagram 7; the main view of design 2 is the management interface of the drug delivery session function of the experimental animal automatic injection pump drug delivery system, which is the drug delivery session setting interface of the experimental animal automatic injection pump drug delivery system; design 2 interface change state diagram 1 is the interface displayed after clicking the “+ new session” button in the main view of design 2; design 2 interface change state diagram 2 is the interface displayed after inputting information in design 2 interface change state diagram 1 and clicking the “next step” button; design 2 interface change state diagram 3 is the interface displayed after inputting the balance calibration information in design 2 interface change state diagram 2 and clicking the “save” and “complete activity” buttons; design 2 interface change state diagram 4 is the interface displayed after clicking the “complete activity” button in design 2 interface change state diagram 3; design 2 interface change state diagram 5 is the interface displayed after clicking the “+ create drug extraction” button in design 2 interface change state diagram 4; design 2 interface change state diagram 6 is the interface displayed after clicking the “×” button in the upper right corner of the create drug extraction record pop-up window after completing the create drug extraction record operation in design 2 interface change state diagram 5; design 2 interface change state diagram 7 is the interface displayed after clicking the “complete activity” button in design 2 interface change state diagram 6 and clicking the corresponding “more” button in design 2 interface change state diagram 7; design 2 interface change state diagram 8 is the interface displayed after clicking the “issue plan” button in design 2 interface change state diagram 7.The design 3 main view is a management interface of a drug administration session function of an experimental animal automatic injection pump drug administration system, and the interface is a drug administration session setting interface of the experimental animal automatic injection pump drug administration system. The design 3 interface change state diagram 1 is an interface displayed after a button of “+ new session” in the design 3 main view is clicked. The design 3 interface change state diagram 2 is an interface displayed after information is input in the design 3 interface change state diagram 1 and a button of “next step” is clicked. The design 3 interface change state diagram 3 is an interface displayed after balance calibration information is input in the design 3 interface change state diagram 2 and buttons of “save” and “complete activity” are clicked. The design 3 interface change state diagram 4 is an interface displayed after a button of “complete activity” in the design 3 interface change state diagram 3 is clicked. The design 3 interface change state diagram 5 is an interface displayed after a button of “+ create drug extraction” in the design 3 interface change state diagram 4 is clicked. The design 3 interface change state diagram 6 is an interface displayed after a button of “×” in the upper right corner of a drug extraction record creation pop-up window is clicked after a drug extraction record creation operation is completed in the design 3 interface change state diagram 5. The design 3 interface change state diagram 7 is an interface displayed after a button of “complete activity” in the design 3 interface change state diagram 6 is clicked and a corresponding “more” button in the design 3 interface change state diagram 7 is clicked. The design 3 interface change state diagram 8 is an interface displayed after a button of “details” in a pop-up box is clicked in the design 3 interface change state diagram 7. The design 4 main view is a management interface of a drug administration session function of an experimental animal automatic injection pump drug administration system, and the interface is a drug administration session setting interface of the experimental animal automatic injection pump drug administration system. The design 4 interface change state diagram 1 is an interface displayed after a button of “+ new session” in the design 4 main view is clicked. The design 4 interface change state diagram 2 is an interface displayed after information is input in the design 4 interface change state diagram 1 and a button of “next step” is clicked. The design 4 interface change state diagram 3 is an interface displayed after balance calibration information is input in the design 4 interface change state diagram 2 and buttons of “save” and “complete activity” are clicked. The design 4 interface change state diagram 4 is an interface displayed after a button of “complete activity” in the design 4 interface change state diagram 3 is clicked. The design 4 interface change state diagram 5 is an interface displayed after a button of “+ create drug extraction” in the design 4 interface change state diagram 4 is clicked. The design 4 interface change state diagram 6 is an interface displayed after a button of “×” in the upper right corner of a drug extraction record creation pop-up window is clicked after a drug extraction record creation operation is completed in the design 4 interface change state diagram 5. The design 4 interface change state diagram 7 is an interface displayed after a button of “complete activity” in the design 4 interface change state diagram 6 is clicked and a corresponding “more” button in the design 4 interface change state diagram 7 is clicked. The design 4 interface change state diagram 8 is an interface displayed after a button of “drug extraction” in a pop-up box is clicked in the design 4 interface change state diagram 7. The gray areas in the main views and the interface change state diagrams in each design represent variable content screens, and “xxxx” represents variable text information.The main view and the interface change state view in each design can correspond to the content displayed in the main reference view and the interface use state reference view in each design, and the number of each group in each interface can change according to actual conditions.

The invention relates to the field of medicine extraction tanks, and discloses an extraction tank for pharmacy, the extraction tank comprises a tank body, the side wall of the tank body is provided with a feed port and a discharge port, the tank body is internally provided with an adsorption assembly, the adsorption assembly comprises a floating plate, the floating plate floats on the liquid level of medicine in the tank body and synchronously ascends and descends along with the liquid level; the fine holes are formed in the floating plate; one end of the communicating pipe is connected with the slim hole; one end of the adsorption pipe is connected with the other end of the communicating pipe, and the other end of the adsorption pipe is connected with a suction pump. The floating plate floats on the liquid level of medicine, so that foam, medicine disintegrating slag and bubbles generated by medicine mixing can be concentrated in the fine holes and then adsorbed through the adsorption pipe, and the liquid level of the medicine is kept clean and tidy.

The invention discloses a high-permeability modified collateral-activating traditional Chinese medicine transdermal patch and a preparation method thereof, and belongs to the field of traditional Chinese medicine preparations. The patch consists of a backing layer, a medicine skeleton layer and an anti-sticking layer, the medicine skeleton layer comprises a modified collateral activating effect prescription medicine extract, a composite transdermal promotion system, a tackifying modifier, a cross-linking agent and a polymer matrix material; according to the invention, an azone-borneol / menthol eutectic mixture-propylene glycol quaternary composite permeation promoting system is created for the first time, and through complementation and synergy of different permeation promoting mechanisms, the problem of synchronous and efficient transdermal penetration of multiple components and active ingredients with different polarities in the modified collateral activating effect prescription is successfully solved; the transdermal rate is obviously improved compared with that of a traditional single or binary infiltration promotion system; the acrylate pressure-sensitive adhesive is synergistically modified by hydrogenated rosin glyceride and aluminum acetylacetonate, and is assisted by a curing process, so that the balance of initial adhesion and cohesion is realized, the patch has the characteristics of firm adhesion, durability and thorough uncovering, and the compliance of a patient is improved.

The invention discloses a capsule medicine multi-section separation type extraction device and a working method thereof, and belongs to the field of medicine extraction. A housing is included; the shell comprises a support, and the upper end of the support is fixedly connected with a waste groove. A through hole is formed in the upper end of the waste tank, and an extraction tank is fixedly connected into the through hole; a round hole is formed in the bottom of the extraction tank, an extraction device I is arranged at the middle lower part in the extraction tank, and an extraction device II is arranged at the middle upper part in the extraction tank; the inner wall of the extraction tank is fixedly connected with a conical plate positioned between the extraction device I and the extraction device II. Solvents with different concentrations can be mixed with raw materials extracted for corresponding times in batches, so that the concentrations of effective components in the solvents and the raw materials always have a concentration difference, the time consumed for replacing the solvents is shortened, and the efficiency is improved; moreover, the raw materials separated from the extraction device II can be centrifugally separated, so that time waste caused by movement of the raw materials among different equipment is avoided.

The invention discloses a syrup medicine extraction and bubble removal device in the technical field of medicine extraction. The syrup medicine extraction and bubble removal device comprises an extraction system composed of a liquid storage pipe, a probing end and a piston. A defoaming mechanism is arranged between the piston and the bottom end of the liquid storage pipe; a stagnant cavity is formed between the defoaming mechanism and the bottom end of the liquid storage pipe, and a compression cavity in a non-vacuum environment is formed between the defoaming mechanism and the piston; in the process of extracting syrup liquid medicine, by arranging the sliding ring and the sealing column, air in the liquid storage pipe and air in the probing end can be sequentially exhausted, it is guaranteed that air in the containing cavity and air in the probing end are completely exhausted before the liquid medicine is extracted, it is avoided that air in the probing end forms bubbles in the liquid medicine when the liquid medicine is extracted, and the liquid medicine extraction efficiency is improved. And the measurement of the volume of the extracted liquid medicine is influenced, and the viscosity of the syrup liquid medicine is high, so that the formed bubbles are difficult to remove, and the follow-up treatment time of the liquid medicine is prolonged.

The invention discloses a lignan component in thesium chinense as well as a preparation method and application thereof, and belongs to the technical field of medicine extraction and separation. The preparation method comprises the following steps: adding an alcoholic solution into thesium chinense and extracting to obtain thesium chinense crude extract; the method comprises the following steps: adding water into a thesium chinense crude extract, suspending, sequentially extracting a water phase by using petroleum ether and dichloromethane, collecting a dichloromethane part, carrying out normal-phase silica gel column chromatography, carrying out gradient elution by using a petroleum ether-ethyl acetate system, reducing the volume fraction gradient of petroleum ether, and collecting an eluent with the volume fraction of petroleum ether being 35-0% as a fraction A; continuously carrying out isocratic elution by adopting the ethyl acetate-methanol system to obtain a fraction B; and combining the fraction A and the fraction B, concentrating and drying to obtain the product. The thesium chinense lignan component obtained by the preparation method disclosed by the invention has a remarkable treatment effect on psoriasis, is high in safety, and provides a new drug choice for new drug research and development and clinical treatment of psoriasis.

The invention belongs to the technical field of natural product chemistry and medicine extraction, and provides a flavonoid compound and an extraction method thereof. The flavonoid compound provided by the invention has a structure as shown in the following formula. The flavonoid compound provided by the invention is novel in structure, and the variety of natural bioactive substances is widened. Meanwhile, the flavonoid compound provided by the invention has a rapid anti-depression effect. The invention further provides an extraction method of the flavonoid compound. The extraction method has the advantages of being high in extraction efficiency, reasonable in purification route, high in product purity and good in reproducibility.

This helps to suppress the increase in size of the device used to transport the drug container. [Solution] In the drug retrieval support device (1), the order in which the drug storage units (100) are transported to the retrieval position (30) is set. Multiple such orders are set for the first drug storage unit, which is one of the drug storage units (100). Any order is designated as the first order, the order in which the drug storage units are transported to the retrieval position (30) after the first order is designated as the second order, and a drug storage unit different from the first drug storage unit is designated as the second drug storage unit. In this case, the position of the first drug storage unit after drug retrieval is completed, which is transported to the retrieval position (30) in the first order, is controlled according to the number of second drug storage units transported to the retrieval position (30) between the first order and the second order.

The utility model provides a medicine extracting solution paste collecting device, and relates to the field of medicine concentration processes. The medicine extracting solution paste collecting device comprises a pot body, a filter screen is arranged in the pot body, and a paste outlet is formed in the lower portion of the pot body; the cleaning mechanism is movably arranged on the side wall of the pot body and is positioned above the filter screen; wherein the cleaning mechanism is provided with a scraping plate which is in contact with the filter screen, and a driving assembly which is arranged outside the pot body; when the driving assembly drives the cleaning mechanism to move around the pot body, the scraping plate can rub to remove ointment attached to the filter screen; according to the ointment filter screen cleaning device, the filter screen can be cleaned in the production process, so that the production process does not need to be stopped to independently clean the filter screen, the production efficiency is favorably improved, and the influence of the pause process on the ointment production quality is avoided.

The invention relates to the technical field of traditional Chinese medicine, and particularly discloses a preparation method of a special medicine for treating cardiovascular diseases, the preparation method of the special medicine for treating cardiovascular diseases comprises the following steps: pretreatment of raw materials: crushing salvia miltiorrhiza and green tea; differentiated precise extraction: S1, extraction of radix salviae miltiorrhizae: extracting the radix salviae miltiorrhizae superfine powder by adopting a low-temperature and high-pressure dynamic circulation extraction method to obtain a radix salviae miltiorrhizae extracting solution; s2, green tea extraction: extracting the green tea coarse powder by adopting an ultrasonic-microwave synergistic extraction method to obtain a green tea extracting solution; the radix salviae miltiorrhizae extracting solution and the green tea extracting solution are processed through a specific preparation technology to be prepared into solid particles. The preparation method of the special medicine for treating cardiovascular diseases can be used for preparing medicines for preventing or treating cardiovascular diseases such as atherosclerosis, hypertension and angina pectoris, and has the advantages that the extraction efficiency is high, active ingredients are completely reserved, the product stability is good, and the bioavailability is remarkably improved.

The utility model discloses a separation device for vegetable medicine extraction, relates to the technical field of medicine liquid extraction, and aims to solve the technical problems that the current centrifugal separation device needs to be frequently disassembled to clean medicine residues and avoid blockage to influence the separation quality, the separation device comprises a shell, a base, a centrifugal mechanism and a conical cover, and a side groove is formed in the outer side of the base; a rotating disc is rotatably installed in the middle of the upper end face of the base through a rotating shaft, the shell is installed on the upper end face of the base, the rotating disc is located at the bottom end in the shell, a top cover is rotatably installed at an opening of the upper end face of the shell through a hinge, and a guide rail is arranged on the inner side of the top cover; the centrifugal mechanism is installed in the shell, and a centrifugal net cover of the centrifugal mechanism is attached to the inner inclined face of the shell. The utility model has the advantages that the disassembly and cleaning frequency is reduced through secondary filtration, the material storage structure avoids small particle blockage, and the separation quality is ensured.

The invention relates to the technical field of extraction devices, in particular to a straight cylinder type medicine extraction tank which comprises a tank body and a heating assembly. The axis of the tank body extends in the vertical direction, the tank body is provided with an inner cylinder, the bottom of the tank body is coaxially provided with a bottom cover, the bottom cover is provided with a filter plate used for filtering medicine, and the filter plate and the tank body are coaxially arranged; the heating assembly comprises a heating column, a heater and a heating plate, the heating column is located in the center of the bottom cover and extends in the axial direction of the tank body, and the heating column can penetrate through the filter plate to extend into the inner cylinder; the heating column is sleeved with the heating plate, the heating plate and the heating column are each of a cavity structure, the interior of the heating plate communicates with the interior of the heating column, the heater is located in the heating column and used for heating the interior of the heating column and the interior of the heating plate, and therefore bubbles can be generated around the heating plate; furthermore, the medicines accumulated on the filter plate are scattered, and the extraction efficiency of the medicines can be improved.

The application discloses a piperazine-based surface-active ionic liquid double-water phase system, a preparation method and application thereof, and belongs to the field of ionic liquid double-water phase systems. 17 The piperazine-based surface-active ionic liquid double-water phase system comprises a piperazine-based surface-active ionic liquid, a cationic surfactant and water; the piperazine-based surface-active ionic liquid has the following general chemical structure: wherein R1 is ethyl, n-propyl, isopropyl, hydroxyethyl or hydroxypropyl, R2 is a linear alkyl group with 7-15 carbon atoms, and R3 is a linear alkyl group with 8-18 carbon atoms. 12 The application further discloses application of the piperazine-based surface-active ionic liquid double-water phase system in extraction of small-molecule organic substances. The piperazine-based surface-active ionic liquid double-water phase system disclosed by the application has the advantages of rapid and simple preparation, low cost, wide polarity range, high environmental safety, high extraction efficiency and extraction selectivity in extraction of small-molecule organic substances, and can be applied to the fields of drug extraction and sewage treatment, and has great application prospect.

The utility model belongs to the field of natural medicine extraction, particularly relates to a medicine drying device for natural medicine extraction, and aims to solve the problems of insufficient drying or waste of energy and time caused by the fact that an existing drying device is lack of an accurate quantifying mechanism to control the input amount of dried materials. A first mounting groove and a second mounting groove are formed in the device body, a quantifying mechanism is slidably arranged in the first mounting groove, the quantifying mechanism is driven by a hydraulic cylinder to slide to achieve quantitative collection of medicine, the first mounting groove communicates with the second mounting groove through a first through groove, and a drying mechanism used for drying the medicine is arranged in the second mounting groove. According to the medicine drying device, the input amount of dried materials can be accurately controlled, insufficient drying or waste of energy and time is avoided, medicine can be uniformly and sufficiently dried, and the stability and consistency of the medicine quality are ensured; and the feeding hole can be automatically closed and opened, so that the automation degree of the device is improved.

The utility model discloses an electromagnetic cold steaming traditional Chinese medicine extraction device which comprises a bottom plate, an extraction tank mounted at the top of the bottom plate and used for cold evaporation treatment of traditional Chinese medicine, a condenser mounted at the top of the bottom plate, an air inlet end of the condenser connected with the extraction tank, a liquid outlet end and an air outlet end arranged on the condenser, a control valve mounted on the liquid outlet end, and a control valve mounted on the air outlet end. The gas-liquid separation assembly is installed on the top of the bottom plate and used for absorbing liquid medicine in gas exhausted by the condenser, the connecting pipe is installed between the gas-liquid separation assembly and the gas outlet end, and the anti-siphon assembly is installed on the connecting pipe. The extraction tank, the condenser and the gas-liquid separation assembly are used in a matched mode, the gas-liquid separation assembly comprises the water tank, the plate cover and the dispersion assembly, and when gas in the condenser is discharged into the water tank, the dispersion assembly can disperse the gas, so that liquid in the water tank can absorb liquid medicine contained in the gas, and the liquid medicine in the gas can be absorbed by the liquid medicine. Therefore, the medicine extraction loss amount is reduced.

The present application relates to a kind of shanlan extract and its preparation method and application, belong to the technical field of medicine extraction.The preparation method of shanlan extract of the present application, 70% ethanol is extracted 2 times at 60 ℃ reflux, combined with reduced pressure concentration, freeze-drying (pre-freezing-50 ℃ parameter), the optimized ethanol extraction process is by controlling extraction temperature, time and ethanol concentration, ensure the efficient dissolution and stability of active ingredient, and adapt to NAFLD treatment needs.The shanlan extract prepared by the present application is a mixture, and the mixture can be directly used as a biological medicine for non-alcoholic fatty liver, and the treatment effect for non-alcoholic fatty liver is remarkable, which provides a new drug selection for treating non-alcoholic fatty liver disease.