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50 results about "Inhalation drugs" patented technology
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Inhalants are substances or chemicals that people breathe in to get high. While other types of drugs can also be inhaled, smoked or snorted, inhalants are only used through inhalation. Methods of inhalant use include huffing, sniffing, snorting or bagging.
Pressurized Metered Dose Inhalers
InactiveUS20120180785A1Great massQuantity maximizationDispersion deliveryMedical devicesMedicineDesiccant
The invention provides a pMDI metering valve comprising at least one component which comprises a desiccant-entrained material, a pMDI closed container system containing a desiccant-entrained material, and a method of stabilising the fine particle mass (FPM) of an inhalation drug formulation emitted by a pMDI closed container system comprising providing a desiccant-entrained material inside the pMDI closed container system so as to be in contact with the formulation therein.
Owner:GLAXO GROUP LTD
Substrate having an electron donating surface with metal particles comprising palladium on said surface
There is disclosed a substrate with an electron donating surface, characterized in having metal particles on said surface, said metal particles comprising palladium and at least one metal selected from the group consisting of gold, ruthenium, rhodium, osmium, iridium, and platinum, wherein the amount of said metal particles is from about 0.001 to about 8 μg / cm2. Examples of coated objects include contact lenses, pacemakers, pacemaker electrodes, stents, dental implants, rupture nets, rupture mesh, blood centrifuge equipment, surgical instruments, gloves, blood bags, artificial heart valves, central venous catheters, peripheral venous catheters, vascular ports, haemodialysis equipment, peritoneal dialysis equipment, plasmapheresis devices, inhalation drug delivery devices, vascular grafts, arterial grafts, cardiac assist devices, wound dressings, intermittent catheters, ECG electrodes, peripheral stents, bone replacing implants, orthopaedic implants, orthopaedic devices, tissue replacing implants, intraocular lenses, sutures, needles, drug delivery devices, endotracheal tubes, shunts, drains, suction devices, hearing aid devices, urethral medical devices, and artificial blood vessels.
Owner:BACTIGUARD AB
Metered dose inhaler can coated two or more times with fluorocarbon polymers
A metered dose inhaler having part or all of its internal surfaces coated two or more times with a polymer comprising one or more fluorocarbon polymers, optionally in combination with one or more non-fluorocarbon polymers, containing an inhalation drug or a physiologically acceptable salt thereof, optionally an excipient and a fluorocarbon propellant. Also, a method for coating all or part of internal surfaces of a metered dose inhaler can comprising applying a first coat comprising a one or more fluorocarbon polymers to all or part of the internal the surfaces of a metered dose inhaler can. Subsequently, heating the first coat of fluorocarbon polymer and then applying a second coat comprising one or more fluorocarbon polymer on top of the first coat of fluorocarbon polymer. The two coats of fluorocarbon polymer are then heated to give a metered dose inhaler can that is more efficient in dispensing consistent doses of aerosol formulations.
Owner:EI DU PONT DE NEMOURS & CO +1
Inhalation Drug Combinations
InactiveUS20070122351A1Less systemic exposureEliminate side effectsPowder deliveryBiocideDiseaseFluticasone propionate
A method for treating respiratory disorders by administrating by inhalation an effective amount of a β2-receptor agonist, an acceptable amount of a corticosteriod, and HFA 134a, to a patient in need thereof, is disclosed. Preferably, the β2-receptor agonist is salmeterol or a physiologically acceptable salt thereof, and the corticosteriod is fluticasone propionate or a solvate thereof. The combination of salmeterol, fluticasone proprionate, and HFA 134a may lower the risk of cardiac arrhythmias, sudden death, or hypercorticism that are sometimes associated with the simultaneous administration of a β2-receptor agonist and an anti-inflammatory corticosteroid.
Owner:GLAXO GROUP LTD
Oxygen and inhalation medication delivery system
A medication inhalation therapy apparatus designed for the delivery of finely misted medicines to a patient in conjunction with the inhalation of 100% oxygen by the patient. The apparatus comprises a facemask equipped with an oxygen port for delivering oxygen, the facemask placed about or on the face of the patient. The facemask has a nebulizer mechanism disposed thereon, which is used to deliver medication in addition to oxygen. The nebulizer mechanism comprises a nebulizer port, which rotates 90 degrees in either direction to allow the present invention to be used in various angles. The nebulizer port is adapted to receive a nebulizer head, wherein are placed inhaleable medications, which are nebulized. When the apparatus is used for medication inhalation therapy, the nebulizer head receives oxygen for nebulizing inhaleable medications placed therein, the oxygen received from an oxygen port, which delivers oxygen to the facemask. When the apparatus is not being used for medication inhalation therapy, the nebulizer head is disconnected from the oxygen port. The apparatus may also be provided with a horizontal bag, which permits flow of oxygen to a patient, wherein the flow is unimpeded by objects placed upon the patient's chest.
Owner:WINEKOFF MARK C
Apparatus for inhalation of medicine
InactiveUS20150209528A1Reduce the amount requiredIncrease the scope of applicationRespiratorsMedical devicesDiseaseContinuous use
Provided is an apparatus for inhalation of medicine, in which particles in a medicinal aqueous solution, in a liquid aerosol form, are converted to dry medicinal particles by removing moisture therefrom by means of an evaporation unit so as to be inhaled by means of an inhalation device, thereby allowing medicinal particles to penetrate deeply along the respiratory track to the lungs, and thus can be used in the treatment of lung diseases or a variety of other treatments using same, and in which particles of a medicinal aqueous solution in a liquid aerosol form, flowing in from an aerosol unit, are converted to dry medicinal particles by means of a moisture absorbent, thereby allowing simplification and reduction in size of the apparatus for inhalation, and in which a continuous use thereof is possible by means of a simple swap of the moisture absorbent, thereby making maintenance convenient.
Owner:KOREA RES INST OF CHEM TECH
Respiratory medical clinical inhalation drug delivery device
InactiveCN108992749AAdjust the ejection speedTimely replacementMedical devicesMedical atomisersDrugs solutionDrug injection
The invention relates to the technical field of a medical care appliance and particularly relates to a respiratory medical clinical inhalation drug delivery device. The device includes a bottle body,an injection bottle, a storage bottle and a nozzle, wherein the injection bottle and the storage bottle are fixed in the bottle body, a first gear and a second gear are fixed inside the bottle body, the first gear and the second gear are coaxially fixed together, a drug injection pipe and a drug discharge pipe are connected with the bottom of the injection bottle, an uplink one-way valve is arranged inside the injection pipe, a downlink one-way valve is arranged inside the drug discharge pipe, upper and lower rotating pieces are provided with two 90-DEG fan-shaped through holes diagonally, andthe two through holes are staggered from each other. The device is advantaged in that structure design is reasonable, drug solution in the storage bottle can be continuously inhaled into the injection bottle through continuously pressing a push handle, the drug solution in the injection bottle is discharged along the drug pipe with the certain pressure, through turning the nozzle, the width of apassage between an injection hopper and a discharge hopper can be changed, the jet amount of the drug liquid is controlled, and the jet speed of the drug liquid is adjusted.
Owner:郗蓉蓉
Inhalation Drug Combinations
InactiveUS20070122352A1Good curative effectReduce systemic side effectsHalogenated hydrocarbon active ingredientsBiocideDiseaseFluticasone propionate
A method for treating respiratory disorders by administrating by inhalation an effective amount of a β2-receptor agonist, an acceptable amount of a corticosteroid, and HFA 134a, to a patient in need thereof, is disclosed. Preferably, the β2-receptor agonist is salmeterol or a physiologically acceptable salt thereof, and the corticosteroid is fluticasone propionate or a solvate thereor. The combination of salmeterol, fluticasone proprionate, and HFA 134a may lower the risk of cardiac arrhythmias, sudden death, or hypercorticism that are sometimes associated with the simultaneous administration of a β2-receptor agonist and an anti-inflammatory corticosteroid.
Owner:GLAXO GROUP LTD
Adhesive for application of functional articles to skin and comfortable removal of such articles
The present invention relates to topical adhesives for attachment to the skin. In particular the present invention relates to such topical adhesives which can be employed for application of functional articles to the skin, particularly for the adhesion of functional articles or the improvement of the function of such articles. Functional articles in this context are cosmetic or pharmaceutical delivery articles which provide a substance to the skin such as skin treatment substances, creams, lotions, hormones, vitamins, deodorants, or drugs; alternatively cosmetic or pharmaceutical delivery articles can also provide a substance to emanate away from the skin such as insecticides, inhalation drugs, or perfumes; further the adhesive of the present invention can also be used in functional articles which are not attached to the skin but as a component in articles which require a high residence time on the skin such as decorative cosmetics (lipstick, eye colors, stage make-up) or cleaning article (hand cleaner, face mask, hygienic cleanser especially for pores). The topical adhesive provides secure attachment or increased residence time and is pleasing to the skin upon application, yet causes no discomfort upon removal. This is achieved by selecting the chemical composition and rheological characteristics of the topical adhesives.
Owner:THE PROCTER & GAMBLE COMPANY
Inhalation drug administration device for respiratory medicine department
ActiveCN107412934AAvoid inhalationImprove the effect of respiratory therapyRespiratorsMedical devicesLiquid jetFiltration
The invention discloses an inhalation drug administration device for the respiratory medicine department. The inhalation drug administration device includes a drug administration shell, an evaporator, a ball-shaped spray head, a one-way air inlet valve, an air jet device, an oxygen hose, support legs, a liquid discharging valve, a first filtration sleeve, a liquid drawing hose, a liquid jet pump, an atomization spray head, a water adding pipeline, a water adding cover, a first seal mat, a pot, a second seal mat, an upper cover, a one-way air discharging valve, a valve, a drug administration hose, a communicated hose, a liquid discharging hole, a hood and a quantitative drug adding device. The inhalation drug administration device for the respiratory medicine department has the advantages of being simple and reasonable in structure, low in production cost and convenient to mount; when the inhalation drug administration device is in use, firstly, a moderate amount of purified water is added into the drug administration shell through the water adding pipeline, then, a push-pull rod is pulled upwards, and medical liquid in a drug storing box is sucked into a measuring cylinder through a piston; through scale lines arranged on the push-pull rod, it is convenient to observe the mount of the medical liquid sucked in; then, the push-pull rod is pressed down, so that the medical liquid enters the drug administration shell; finally, the evaporator is started, so that the medical liquid and wet gas enter together and are output to patients through the ball-shaped spray head to conduct respiratory therapy.
Owner:路宏燕 +2
Inhalation drug products, systems and uses
Various embodiments of the present invention provide drug products, inhalation systems and methods of treating respiratory diseases. Several embodiments provide an inhalation system including a pressurized metered dose inhaler and a chamber. The chamber may be an anti-static chamber with a chamber volume of about 145 milliliters (ml) to about 200 ml.
Owner:MERCK SHARP & DOHME CORP
Inhalation drug composition with fluticasone propionate and nitric oxide synthase (NOS) inhibitor
InactiveCN103127133ALower serum IgE, IL-4Reduce IL-5 contentOrganic active ingredientsPharmaceutical delivery mechanismFluticasone propionateMedicine
An inhalation drug composition with fluticasone propionate and a nitric oxide synthase (NOS) inhibitor comprises the fluticasone propionate which serves as an active ingredient, an amino acid derivative which serves as the NOS inhibitor and one or more drug auxiliary materials which suit to be inhaled.
Owner:TIANJIN JINYAO GRP
Inhalable medicaments
ActiveCN105916491AReduce exposureLittle side effectsPowder deliveryMedical devicesAgonistBiomedical engineering
The present invention provides a dry powder inhaler comprising: a reservoir containing a dry powder formulation and an arrangement for delivering a metered dose of the medicament from the reservoir; a cyclone deagglomerator for breaking up agglomerates of the dry powder medicament; and a delivery passageway for directing an inhalation-induced air flow through a mouthpiece, the delivery passageway extending to the metered dose of medicament, wherein the formulation comprises an inhalable [beta]2-agonist having a particle size distribution of d10<1 [mu]m, d50=1-3 [mu]m, d90=3.5-6 [mu]m and NLT 99%<10 [mu]m and a lactose carrier.
Owner:PHARMACHEMIE BV
Inhalant containing N-acetyl-L-cysteine and ciclesonide and preparation method thereof
ActiveCN102846633AImprove airway remodelingGood treatment effectOrganic active ingredientsRespiratory disorderCysteic acidBULK ACTIVE INGREDIENT
The invention relates to an inhalant containing N-acetyl-L-cysteine and ciclesonide and preparation method thereof. The inhalant is composed of ciclesonide and N-acetyl-L-cysteine as the active ingredients, and one or more pharmaceutical adjuvants suitable for inhalation drug delivery.
Owner:TIANJIN JINYAO GRP
Drug box used for inhalation drug delivery and inhalation drug delivery combination structure
The invention discloses a drug box used for inhalation drug delivery and an inhalation drug delivery combination structure. The drug box includes a box body and a drug powder container; the drug powder container is arranged in the box body and provided with a drug powder accommodating cavity used for placing drug powder; the drug powder accommodating cavity includes a drug powder accommodating cavity first opening and a drug powder accommodating cavity second opening; the box body is provided with an air intake used for introducing external air into the box body and a wind powder outlet used for outputting a wind powder mixture; the drug powder accommodating body is movably arranged relative to the box body so that the drug powder accommodating cavity can be switched between an enclosing state and an opening state; at the enclosing state, the box body can close the drug powder accommodating cavity first opening and the drug powder accommodating cavity second opening; and at the openingstate, the drug powder accommodating cavity first opening communicates with the air intake, and the drug powder accommodating cavity second opening communicates with the wind powder outlet. The drugbox can prevent drug powder from being polluted and is convenient in usage.
Owner:张江
Improved balloon type oral atomizing inhaler
PendingCN109621109AConvenient treatmentImprove complianceMedical devicesInhalatorsBronchophonyPediatrics
The invention relates to an improved balloon type oral atomizing inhaler. The improved balloon type oral atomizing inhaler comprises an outer cylinder, an inner container, a valve, an intake tube anda breathing tube;the valve is arranged in an inner cavity of the outer cylinder, and the intake tube penetrates through the valve; openings are formed in the two ends of the inner container, the inhaler is characterized in that a box is arranged on the outer cylinder, a cavity is formed in the box, a circular interface running through the outer cylinder is formed in the lower portion of one end ofthe box, a balloon part is arranged on the upper portion of the other end of the box, and two hand-shaped bodies are fixed to the balloon part. According to the improved balloontype oral atomizing inhaler, when children inhale aerosol gas, the balloon part can sink, and then the two hand-shaped bodies are driven to perform clapping action; by attracting the attention of children patients, the compliance of the children patients to aerosol inhalation can be improved, and the children patients is helped to normalize inhalation drugs, and the inhaler is beneficial to treatment of respiratory system diseases such aschildren bronchial asthma, bronchopneumonia and children's fiberbronchoscopy.
Owner:SHANDONG UNIV QILU HOSPITAL
Novel inhalation preparation
ActiveCN106551919AParticle size unchangedReduce the overall heightPowder deliveryOrganic active ingredientsFreeze-dryingChemical stability
The invention relates to a novel inhalation preparation, in particular to a preparation suitable for inhalation drug administration of children ranging from 0 to 12 years. After medicine difficult to be dissolved in water and auxiliary materials are mixed, a wet grinding method is adopted for smashing, mixed suspension liquid containing particles with the particle size appropriate is obtained, the particle size is 0.1-7 microns, and preferentially, the particle size is 0.1-5 microns; and further, the preferential particle size is 0.1-3 microns. Solid powder is obtained through a freeze-drying method. Sealing is performed for obtaining the novel inhalation; and before use, the novel inhalation preparation is mixed with liquid suitable for atomization, re-dispersion is performed, and the mixed suspension liquid capable of being used for atomizing inhalation of children is obtained. The preparation is stored and transported in the form of the solid powder, the problem that when a mixed suspension liquid form is adopted, the physical stability and the chemical stability are poor is avoided, the medicine particle size hardly changes, impurity increase is little, and the content hardly changes. Compared with inhalation powder aerosol, the novel inhalation preparation is especially suitable for atomizing medicine administration of children, medicine smaller in particle size can be adopted, and even though under the situations that breathing of an infant is slight and the effective portion deposition rate is low, an ideal medicine effect can also be achieved.
Owner:北京天衡药物研究院有限公司
Portable first-aid inhalation drug delivery system
The invention belongs to the technical field of medical equipment, and particularly relates to a portable first-aid inhalation drug delivery system which comprises an inhalation drug delivery device. A positive-pressure providing mechanism and a ventilation inhalation mask which are respectively communicated with the inhalation drug delivery device are connected onto the inhalation drug delivery device, the ventilation inhalation mask is communicated with an atomizer, a spray atomization dosing apparatus is connected onto the atomizer, and optional one or more of a respirator, an anesthesia respirator and an oxygen supply device which are respectively communicated with the inhalation drug delivery device are further connected onto the inhalation drug delivery device. Compared with the prior art, the portable first-aid inhalation drug delivery system has the advantages of reasonable design, convenience in dosing, portability and diversified functions.
Owner:中仁(徐州)健康产业研究院有限公司
Biodegradable slow/controlled-release drug delivery system and preparation method thereof
InactiveCN106667897AGood dimensional stabilityEliminates the "burst release" effectSuture equipmentsOrganic active ingredientsDrugs solutionElastomer
The invention relates to the fields of chemical and medical biological materials and biomedicine, and particularly relates to a biodegradable slow / controlled-release drug delivery system and a preparation method thereof. The system using one or more than two biodegradable three-dimensional network polymers or biodegradable crosslinked elastomers as a drug carrier, and the drug content in the system by weight is more than 0-50%.By using the biodegradable three-dimensional network polymers as the drug carrier, the drug is loaded on the drug carrier through a swelling method. The process provided by the invention is simple and easy to operate; and the drug loading capacity of the drug delivery system can be changed by changing the concentration of a drug solution, the physical behavior of a drug carrier product, dimension parameters and the other parameters. The system has higher application prospects in the fields of tissue engineering and drug slow release, and can be used for disease prevention and treatment and other aspects through surgical sutures, anti-adhesive membranes, tissue engineering scaffolds, subcutaneous implants, contraceptive implants and transdermal or inhalation drug delivery.
Owner:LIAONING RES INST OF FAMILY PLANNING
Preparation method of rhizoma acori tatarinowii volatile oil inclusion compound and vaporization inhalation type drug administration method of inclusion compound
InactiveCN111358772AImprove stabilityLess irritatingNervous disorderHydroxy compound active ingredientsMentholCyclodextrin
The invention provides a preparation method of a rhizoma acori tatarinowii volatile oil inclusion compound and a vaporization inhalation drug administration method of the inclusion compound, and belongs to the technical field of traditional Chinese medicine. Rhizoma acori tatarinowii volatile oil has the functions of benefiting intelligence and invigorating the brain, and improving learning and memory ability, but the volatile oil is unstable, in the invention, the rhizoma acori tatarinowii volatile oil, hemp wax, borneol and menthol are used to prepare the hydroxypropyl-beta-cyclodextrin inclusion compound. The drug is delivered by using an electronic heater, heating is performed to a certain temperature through the electronic heater to vaporize the inclusion compound, a patient inhales the vaporized drug into a nasal cavity in a similar way as ''smoking'', and the drug can be directly absorbed into brain tissue to play a role in benefiting intelligence and invigorating the brain, andimproving learning and memory ability, and can be used to prevent and assist in the treatment of Alzheimer disease (senile dementia).
Owner:YUNNAN LVXIN BIOLOGICAL PHARMA CO LTD
Fog control inhalation device
InactiveCN111450364ASmall weightOverall small sizeMedical atomisersInhalatorsInhaled drugEngineering
The invention relates to a fog control inhalation device. The fog control inhalation device comprises a fog control chamber, an atomization assembly, an adsorption assembly, a communication assembly and a negative pressure generation assembly, wherein a fixed opening and a connection opening are formed in the fog control chamber; the atomization assembly is arranged in the fog control chamber; theatomization assembly comprises a suction nozzle and an inhalation drug channel positioned on the suction nozzle; the suction nozzle is arranged at the fixed opening; the atomization assembly can be used for atomizing a medicine solution and outputting liquid drops formed by atomization to the outer part of the fog control chamber through the suction nozzle; the adsorption assembly is arranged inthe fog control chamber and is used for adsorbing drug particles in inhalation gas which is inhaled into the fog control chamber through the inhalation drug channel; one end of the communication assembly is connected with the connection opening; the negative pressure generation assembly is connected with the other end of the communication assembly; and the negative pressure generation assembly canbe used for driving the inhalation gas in the fog control chamber to flow out from the communication assembly, so that negative pressure is formed in the fog control chamber. A patient can hold the fog control chamber to inhale drugs, so that the convenience and comfort of utilization are improved; the amount of the drugs exhaled by the patient and the dosage of effective drugs which actually enter the body of the patient can be counted and known.
Owner:SHANGHAI SINE YELLOW RIVER PHARMA CO LTD
Inhalant containing sodium 2-mercaptoethane sulfonate and ciclesonide and preparation method thereof
InactiveCN102846632ALower serum IgE, IL-4Reduce IL-5 contentPharmaceutical delivery mechanismRespiratory disorderSodium 2-Mercaptoethane SulfonatePharmaceutical Adjuvants
The invention relates to an inhalant containing sodium 2-mercaptoethane sulfonate and ciclesonide and preparation method thereof. The inhalant is composed of ciclesonide and sodium 2-mercaptoethane sulfonate as the active ingredients, and one or more pharmaceutical adjuvants suitable for inhalation drug delivery.
Owner:TIANJIN JINYAO GRP
Metered dose inhaler having internal surfaces coated with fluorocarbon polymer
A metered dose inhaler having part or all of its internal surfaces coated with one or more fluorocarbon polymers, optionally in combination with one or more non-fluorocarbon polymers, for dispensing an inhalation drug formulation comprising beclomethasone dipropionate or a physiologically acceptable solvate thereof, and a fluorocarbon propellant, optionally in combination with one or more other pharmacologically active agents or one or more excipients.
Owner:SMITHKLINE BECKMAN CORP
Composition for treating respiratory diseases, inhalational traditional Chinese medicine preparation and preparation method thereof
InactiveCN108245615AImprove immunityThe party is rigorousOrganic active ingredientsHeavy metal active ingredientsDiseaseRespiratory disease
The invention relates to a composition for treating respiratory diseases, an inhalational traditional Chinese medicine preparation and a preparation method of the inhalational traditional Chinese medicine preparation. The inhalational traditional Chinese medicine preparation for treating the respiratory diseases is prepared from an extract of a traditional Chinese medicine composition extracted byusing a solvent, styrax and muscone, can be directly inhalated into a respiratory system through inhalation drug administration, can directly act on wounded parts, can be rapidly absorbed through capillary vessels, can act on the wounded parts in 10 seconds and can take effects on general symptoms in about 10 minutes, drug administration is convenient and fast, and the inhalational traditional Chinese medicine preparation can achieve a curative effect more quickly and better. The inhalational traditional Chinese medicine preparation is verified that for the respiratory diseases such as cold,cough, rhinitis, and pharyngitis, the effect is good, fast effect is obtained, and the curative ratio is very high; the inhalational traditional Chinese medicine preparation has a very good relief function on pulmonary emphysema, the pulmonary heart disease, the asthma and the like, and particularly has a historic significance for patients suffering from the pulmonary emphysema and the asthma; after the inhalational traditional Chinese medicine preparation is used, the patients suffering from the pulmonary emphysema and the asthma can breathe easily right away and cannot feel oppressed, and the life of the patients can be saved at a crucial time.
Owner:山东苾草堂生物科技有限公司
Myopia treatment chair
InactiveCN102715982BRelieve fatigueAlleviate pseudomyopiaElectrotherapyDevices for pressing relfex pointsAcupressureNebulizer
The invention relates to a treatment chair for myopia, which includes: a chair, an instrument compartment, a circuit board, an auricular point clamp, an eye heat compress, an eye point massager, an acupoint massage pen, an atomizing inhaler, a range finder and a focus adjustment device. Among them, the upper part of the foldable backrest of the treatment chair is the display screen, the instrument compartment with functional instruments inside, the track compartment and support frame of the track connected to the instruments in the instrument compartment on both sides; the middle and lower part of the backrest has armrests and hand acupuncture points The locator and the internal circuit board containing the high-voltage bioelectric function are respectively connected with all instruments and components, the lower seat of the treatment chair, the seat cushion, the foot acupoint locator and the foldable stool foot. Its beneficial effect is: through the comprehensive treatment of eye hot compress, eye acupoint massage and shock, acupoint massage on other parts of the body, medicine inhaled by atomization, high-voltage bioelectricity therapy and focus adjustment training, it can quickly and effectively treat fake eyes. Long-term treatment can alleviate true myopia.
Owner:宣建民
Active inhalation drug delivery device system optimization method based on MEMS
PendingCN113827821AElasticReduced Risk of FragmentationMedical devicesMedical atomisersMedicineAerosolize
The invention discloses an active inhalation drug delivery device system optimization method based on MEMS. The active inhalation drug delivery device system optimization method comprises a liquid medicine box, an oil guide plate, a porous liquid guide block, an atomization chip, a base, a PCB and a suction nozzle, the oil guide plate is provided with at least one liquid guide hole, the porous liquid guide block is mounted below the liquid guide hole, the base is provided with two through holes, and metal electrodes are arranged in the through holes. A metal electrode comprises an upper metal electrode, a lower metal electrode and a spring, one end of the spring is fixedly connected to the upper metal electrode, the other end of the spring is fixedly connected to the lower metal electrode, a contact on the upper metal electrode abuts against a resistance wire on the atomization chip, and the lower metal electrode abuts against a connecting column of the PCB. A first aerosol channel is arranged on the base, the suction nozzle is installed on the base, a second aerosol channel is arranged in the suction nozzle, and the second aerosol channel communicates with the first aerosol channel. According to the active inhalation drug delivery device system optimization method based on the MEMS, the problem of deformation or fragmentation of partial structure on an MEMS atomization core or chip can be solved.
Owner:美满芯盛(杭州)微电子有限公司
Disposable inhalation drug nebulizer
Owner:NINGBO SHENGYURUI MEDICAL APPLIANCES
New inhalation formulations
ActiveCN106551919BParticle size unchangedReduce the overall heightPowder deliveryOrganic active ingredientsMedicineAerosolize
The invention relates to a novel inhalation preparation, in particular to a preparation suitable for inhalation drug administration of children ranging from 0 to 12 years. After medicine difficult to be dissolved in water and auxiliary materials are mixed, a wet grinding method is adopted for smashing, mixed suspension liquid containing particles with the particle size appropriate is obtained, the particle size is 0.1-7 microns, and preferentially, the particle size is 0.1-5 microns; and further, the preferential particle size is 0.1-3 microns. Solid powder is obtained through a freeze-drying method. Sealing is performed for obtaining the novel inhalation; and before use, the novel inhalation preparation is mixed with liquid suitable for atomization, re-dispersion is performed, and the mixed suspension liquid capable of being used for atomizing inhalation of children is obtained. The preparation is stored and transported in the form of the solid powder, the problem that when a mixed suspension liquid form is adopted, the physical stability and the chemical stability are poor is avoided, the medicine particle size hardly changes, impurity increase is little, and the content hardly changes. Compared with inhalation powder aerosol, the novel inhalation preparation is especially suitable for atomizing medicine administration of children, medicine smaller in particle size can be adopted, and even though under the situations that breathing of an infant is slight and the effective portion deposition rate is low, an ideal medicine effect can also be achieved.
Owner:北京天衡药物研究院有限公司
Suction nozzle used for inhalation drug delivery device and inhalation drug delivery device
The invention discloses a suction nozzle used for an inhalation drug delivery device and the inhalation drug delivery device. The suction nozzle includes an oral inclusion part and a wind powder suction channel; the oral inclusion part includes a wind powder suction port and a peripheral wind suction port; the wind powder suction port communicates with the wind powder suction channel so as to provide suction force for drug powder; and the peripheral wind suction port is arranged outside of the wind powder suction port and communicates with external air so as to form peripheral wind outside ofthe wind powder suction port. Through the arrangement of the peripheral wind suction port, the peripheral wind can be formed outside of the wind powder suction port, thus, when the drug powder passesthrough an oral cavity, the peripheral wind outside of a main channel of the circulation of the drug powder can form a certain isolation effect between the drug powder and the wall of the oral cavity,so that the adhering of the drug powder to the wall of the oral cavity is difficult, and therefore, the proportion of the drug powder entering the lung can be enhanced.
Owner:张江
Inhalation drug delivery device for respiration and critical disease medicine department
InactiveCN114712636AReasonable and reliable structureImprove practicalityRespiratorsMedical devicesAir pumpPharmaceutical drug
The invention discloses an inhalation administration device for a respiration and critical disease medical department. The device comprises a box body, a bottom plate, a pesticide box, a submersible pump, a conveying pipe, a regulating valve, a feeding pipe, a sealing valve, a partition plate, a circulating pipe, a supporting plate, an atomizer, a concentration detector, a motor, a stirring shaft, stirring blades, a shell, an electric heating wire, an atomizing plate, atomizing holes, an atomizing pipe, an atomizing nozzle, a control valve, a vertical plate, an oxygen generator, a purifying box, an air inlet hole, a filter element, an air pump, a fixing pipe, a rotating shaft, a rotating wheel, a gear, a screw rod and a connecting block. The invention relates to an anti-theft lock. The device has the beneficial effects that the box body is adopted for medicine adding, the device has a storage function, can achieve conveying of different medicines, achieves an atomization function, achieves further atomization through the atomization plate, improves the atomization effect, has an oxygen and air conveying function, is convenient to move, can achieve rapid fixing, and is convenient to use. The operation difficulty of doctors is reduced, and the practicability of the inhalation administration device is improved.
Owner:PUYANG ANYANG REGIONAL HOSPITAL
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