15results about How to "Avoid allergic reactions" patented technology

The utility model discloses a detachable thoracic duct drainage tube fixing device with a colorimetric function, which comprises an elastic fixing band fixedly wound on the abdomen of a patient. Chest drainage tube fixing structures used for fixing chest drainage tubes are symmetrically arranged on the two sides of the front face of the elastic fixing band, and a colorimetric system used for monitoring the color of chest fluid flowing out of the chest of a patient in real time is arranged on each chest drainage tube fixing structure. The thoracic cavity drainage tube fixing device is reasonable in overall design, simple in structure and convenient to operate, the thoracic cavity drainage tube inserted into the thoracic cavity of a patient can be effectively fixed through effective combination of the elastic fixing band and the thoracic cavity drainage tube fixing structure, the risk that the thoracic cavity drainage tube slips out of the thoracic cavity of the patient can be effectively reduced, fixing through adhesive tape is not needed, and use is convenient. The anaphylactic reaction of the patient is avoided, the discomfort of the patient is reduced, and the working difficulty of medical staff is reduced.

The application discloses a kind of high adhesion hydrogel for electroencephalogram test and its preparation method and application, belong to biomedical engineering technical field.The hydrogel includes the following components crosslinked product: anionic monomer, cationic monomer, monomer and mutual penetration agent;The anionic monomer is any one of malic acid, gluconic acid, citric acid and lactic acid, cationic monomer is betaine or acetyl L-carnitine, monomer is N, N-dimethyl acrylamide, acrylic acid, sodium acrylate, 4-acryloyl morpholine or sodium acrylamidomethyl propane sulfonate, mutual penetration agent is sodium chloride aqueous solution or sodium chloride water-retaining agent solution.Preparation, cationic monomer is mixed and dissolved, vacuum drying, adding photo initiator mixing, then mutual penetration agent is added, and it is obtained by ultraviolet light crosslinking.The hydrogel of the application has high adhesion (adhesion strength reaches 203.22 kPa), high ion mobility and excellent biocompatibility, and the signal gain in EEG and ECG test reaches 2-3 times of traditional conductive paste, which can be widely used in medical conductive paste field.

The application discloses a catheter protection device and relates to the technical field of medical devices, which comprises an arc-shaped plate, connecting round rods, magic tapes, soft wheels and a fixing assembly, the arc-shaped plate is fixedly connected with the symmetrically arranged connecting round rods, one of the symmetrically arranged connecting round rods is uniformly fixedly connected with the magic tapes, the magic tapes pass around the other connecting round rod, and the arc-shaped plate is uniformly and intervally rotationally connected with the soft wheels. The arc-shaped plate is fixed on the thigh of a patient by the magic tapes, and then the catheter is fixed by side pressing plates and a large pressing plate. In this way, the catheter does not need to be fixed by adhesive tapes, the patient can avoid allergic reactions to the glue of the adhesive tapes, the adhesive tapes can avoid falling off due to the body fluid of the patient, and thus the fixing effect on the catheter is affected.

The utility model discloses a sealed anti-drop atomizer mask for the department of pediatrics. The sealed anti-drop atomizer mask comprises a mask body connected with a mist outlet of an atomizing cup and a flexible sealing ring arranged on a wearing edge opening of the mask body. The flexible sealing ring and the mask body are connected through a clamping assembly, so that the flexible sealing ring and the mask body can be conveniently detached; the clamping assembly comprises a clamping head arranged at the edge opening part of the mask body and a clamping groove formed in the root part of the flexible sealing ring; the clamping head along the mouth part of the mask body is an inserting head with a T-shaped section, the clamping groove at the root part of the flexible sealing ring is an inserting cavity with a T-shaped inner cavity section, and the clamping groove and the inserting cavity are connected in a matched manner. The atomizer mask is worn on the head of a user through an anti-falling bandage structure, the anti-falling bandage structure comprises connecting sections at the two ends and an elastic section in the middle, the connecting sections are of hook-and-loop fastener structures, and the elastic section in the middle is of an elastic net bag structure. The atomizer mask not only has good sealing performance and better anti-falling performance, but also is comfortable and safe to wear, wide in application range, practical, simple and convenient, and has good practical value and popularization value.

The invention provides a mineral moisturizing, whitening and sunscreen isolation lotion and a preparation method thereof, and belongs to the technical field of cosmetics. The raw materials comprise a phase A, a phase B and a phase C. The preparation method comprises the following steps: heating water in the phase A to 80-90 DEG C, adding other raw materials in the phase A, and uniformly stirring and dispersing; uniformly mixing, stirring and dispersing the phase B; dropwise adding the mixed and dispersed phase A into the phase B, and uniformly stirring and dispersing; finally, adding the phase C, and emulsifying for 10-15 minutes at the speed of 5000-7000 r / min to obtain the mineral moisturizing, whitening and sunscreen isolation lotion. The mineral moisturizing, whitening and sunscreen isolation lotion prepared by the invention is simple in preparation method, good in moisturizing performance, relatively good in whitening, anti-ultraviolet, anti-oxidation and anti-inflammatory effects, non-irritant, safe, not easy to cause anaphylactic reaction, appropriate in consistency, uniform, fine, easy to smear and comfortable in skin feeling; and meanwhile, a relatively strong ultraviolet protection effect is achieved.

The present invention relates to a preparation method and application of an albumin-bound sorafenib nanoformulation chemically modified by MHI-148, comprising the following steps: S1, synthesizing albumin chemically modified by MHI-148 (BSA-MHI148); S2, synthesizing BSA-MHI148@SRF nanoparticles; the albumin-bound sorafenib nanoformulation (BSA-MHI148@SRF) is used for anti-tumor treatment. The albumin-bound sorafenib nanoformulation (BSA-MHI148@SRF) of the present invention can simultaneously solve the problems of tumor hypoxia and high expression of PD-L1.

The invention belongs to the technical field of esophageal fistula plugging devices, and particularly relates to a degradable esophageal fistula plugging device. The invention provides a degradable esophageal fistula plugging device which is characterized in that the plugging device is provided with multiple degradable degradation layers, and the degradation speed of the degradable layers is increased from inside to outside. The plugging device has the advantages that the gradient degradable material is adopted, the effect of anastomosing a fistula is achieved through gradient degradation, and secondary trauma possibly caused to the position of the fistula is reduced; the spongy structure of the plugging device is prepared from aerogel, so that the overall weight of the plugging device is greatly reduced, and the plugging device is convenient to use; and 3, long-term complications can be reduced, namely, the aerogel can be finally absorbed by the body, so that the infection risk or other long-term complications caused by long-term existence of foreign matters can be reduced. And 4, the comfort level of the patient is improved: as time goes on, the degradable plugging device does not occupy space any more, and the comfort level of the patient is possibly improved.

The utility model discloses polyester fabric with flame-retardant capability. The polyester fabric comprises a polyester layer, the flame-retardant polyester fabric comprises a polyester fabric outer layer and further comprises a flame-retardant layer which is arranged at the upper end of the polyester fabric outer layer, the flame-retardant layer is connected with the polyester fabric layer in a bonding mode, an aluminum foil is arranged in the middle of the interior of the flame-retardant layer, basalt fibers are arranged at the upper end of the aluminum foil, and high silica cotton is arranged at the lower end of the aluminum foil. A fire source directly heats the surface of polyester through heat radiation, the temperature of the surface of polyester fabric rises until the temperature of the polyester fabric reaches the melting point temperature, the polyester fabric is damaged, polyester fabric products directly make contact with the body, part of people may be allergic to polyester fibers, and allergic reaction may be caused after the polyester fibers are in contact with the polyester fibers. The symptoms of erythema, papule, pruritus and the like are caused, and the problems of palpitation, chest distress and dyspnea may occur in severe patients.

The invention discloses a microsphere filler, and belongs to the field of biological medicine, the filler comprises polypeptide and microspheres capable of forming a net-shaped support, self-assembled peptide molecules in the preparation form a complex with a net-shaped structure in an aqueous solution, the dispersion and support effects can be achieved without modifying the microspheres, and the self-assembled peptide molecules in the preparation can be used for preparing the microsphere filler. And the problem of difficult injection due to microsphere aggregation is avoided.

The utility model belongs to the technical field of agricultural planting, and particularly relates to a mixing and spraying device for agricultural planting, which comprises a moving trolley and further comprises a storage box, the storage box is fixedly mounted at the top of the moving trolley, limiting grooves are formed in two sides of the storage box, limiting blocks are slidably mounted in the limiting grooves, and connecting pipes are fixedly mounted at the bottoms of the limiting blocks. A spraying pipe is fixedly mounted at one end of the connecting pipe; a plurality of nozzles are fixedly mounted at the bottom of the spraying pipe; the two fixing assemblies are located on the two connecting pipes correspondingly and used for fixing the two connecting pipes correspondingly; when the whole device is used, it is ensured that sprayed pesticide is located behind the moving position of a worker, the pesticide can be prevented from floating on the body of the worker, anaphylactic reaction is avoided, the connecting pipe can be folded, the whole device can be conveniently transported, and large space is prevented from being occupied.

The application provides an IdeS application for preparing a product for coping with skin photoaging, the product including preparation of a skin care product and a medicine for preventing and / or treating skin photoaging, a dosage form of the medicine including an ointment, and the skin care product is applied to assist in preventing and treating skin photoaging. The IdeS treatment can significantly improve a large number of erythema, wrinkles, desquamation, inflammation and keratin layer thickening and other performances presented by the skin of a photoaging model mouse, has been developed as a new type of biological treatment medicine, has strong pharmacological effect, small side effect, and can avoid causing an allergic reaction, and therefore provides a basis for clinically treating skin photoaging and photo-damage.

The invention discloses a traditional Chinese medicine composition for treating glaucoma and a preparation method thereof, and relates to the technical field of traditional Chinese medicine preparations. The traditional Chinese medicine composition is prepared from the following components in parts by weight: 5 to 15 parts of fructus lycii, 2 to 10 parts of flos chrysanthemi, 5 to 15 parts of radix rehmanniae recen, 2 to 10 parts of fructus corni, 5 to 15 parts of rhizoma dioscoreae, 5 to 15 parts of poria cocos, 2 to 10 parts of cortex moutan, 2 to 10 parts of salted rhizoma alismatis, 2 to 10 parts of lucid ganoderma, 2 to 10 parts of fried fructus broussonetiae and 2 to 10 parts of rhizoma acori graminei. The traditional Chinese medicine composition has the effects of nourishing kidney and liver, nourishing yin and promoting salivation, clearing liver and improving vision, and promoting qi circulation and inducing diuresis, and is used for treating blurred vision, eye swelling and pain and uncomfortable eyes caused by glaucoma.

The invention relates to a paclitaxel-containing depilatory emulsion and a preparation method thereof, and the paclitaxel-containing depilatory emulsion is prepared from the following raw materials in percentage by weight: 10-20% of grease, 8-12% of a humectant, 4-6% of an auxiliary emulsifier, 4-6% of an emulsifier, 8-12% of a paclitaxel solution, 0.5-1.0% of a preservative, 0.01-0.05% of minerals, 0.05-0.10% of essence essential oil and the balance of water. According to the preparation method of the unhairing emulsion, effective unhairing components such as paclitaxel are controlled to enter hair follicles to be absorbed and do not enter corium layers to be absorbed, and the unhairing emulsion has the advantages of being good in unhairing effect, safe, free of odor, free of skin allergy and suitable for continuous use; according to the preparation method disclosed by the invention, a stepped cooling and step-by-step emulsification mode is adopted to ensure that each component is fully and uniformly dispersed and a stable emulsification system is formed, and the preparation method has the advantages of simple steps and good emulsion stability.

The utility model relates to the technical field of medical auxiliary instruments, in particular to a novel nasogastric tube secondary fixing device which comprises a main body, fixing belts are fixedly connected to the upper portion, the lower portion, the upper portion and the lower portion of the right end of the main body respectively, and connector hook-and-loop fasteners are fixedly connected to the right sides of the front ends of the two fixing belts on the right side respectively. The left side and the right side of the front end of the main body are each fixedly connected with a first fixing female hook-and-loop fastener and provided with an ear containing hole. The left side and the right side of the front end of the main body are each fixedly connected with a first fixing female hook-and-loop fastener. According to the novel nasogastric tube secondary fixing device, the two fixing hook-and-loop fasteners are arranged on the left side and the right side of the front end of the device body respectively, and when the device is used, a nasogastric tube fixed through the fixing hook-and-loop fasteners can be secondarily fixed through the two fixing hook-and-loop fasteners on the left side or the right side of the front portion of the device body. The nasogastric tube can extend backwards, so that the influence of the nasogastric tube on a patient in daily life of the patient is reduced.

The invention provides a preparation method of a platelet lysate, which comprises the following steps: separating platelet-rich plasma from in-vitro blood, the platelet-rich plasma comprising plasma and platelets suspended in the plasma; replacing the plasma rich in platelet plasma with a buffer solution containing chitosan to obtain a platelet buffer solution; and performing ultrasonic oscillation treatment on the platelet buffer solution to obtain the platelet lysate. Some embodiments of the invention also provide a method for extracting growth factors. Through the growth factor release synergistic effect between chitosan treatment and ultrasonic oscillation treatment, the release amount of the growth factors in the platelet lysis buffer is greatly increased, and the extraction amount of the growth factors is further increased.