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1156 results about "Therapeutic action" patented technology

Medicinal balloon catheter and preparation method thereof

The invention discloses a medicinal balloon catheter and a preparation method thereof. The balloon outside surface of the medicinal balloon catheter is grinded and processed through ultraviolet laser to form the concave-convex non-planar structure on the balloon outside surface. The gaps within the non-planar structure form a drug storage layer. The wavelength of the ultraviolet laser is within the range of 10-400nm. The wall thickness of the medicinal balloon catheter is 15-25 microns. The thickness of the non-planar structure is 8-12 microns. Owning to the concave-convex non-planar structure of the balloon outside surface of the medicinal balloon catheter in the invention, the medicinal adsorption storage capacity is fundamentally improved, namely firstly, the amount of the adsorbed medicine is greatly increased, secondly when medicine adsorbed on balloon passes through blood vessels to reach the site of lesion, the medicine adsorbed on the outer wall of the balloon can be maintained as much as possible and cannot be washed off by blood in the blood vessels and cause loss, and can be effectively transferred to the site of lesion by the balloon so as to have effectively therapeutic action. The medicinal balloon catheter of the invention can be used in not only coronary heart disease, but also various diseases caused by other narrow vessels such as lower extremity arterial stenos is or occlusion caused by diabetes.
Owner:成都维德医疗器械有限责任公司

Medical instrument cleaning, disinfecting and drying integrated device

The invention relates to the technical field of medical instrument cleaning, and discloses a medical instrument cleaning, disinfecting and drying integrated device. The medical instrument cleaning, disinfecting and drying integrated device is characterized in that an electric push rod is arranged on the top of the outer side of a box, a push rod head of the electric push rod extends into the box to be fixedly connected with a cleaning frame, the bottom of the box is provided with an ultrasonic transducer, a first control valve and a second control valve are both solenoid valves, the top of the box is provided with a dryer and an exhaust vent, and the inner side of the top of the box is provided with a plurality of ultraviolet disinfection lamps; and a power module, a controller and a control panel are further included, and the electric push rod, the first control valve, the second control valve, the ultrasonic transducer, the dryer and the multiple ultraviolet disinfection lamps are connected with the controller through the control panel. By means of the medical instrument cleaning, disinfecting and drying integrated device, the workload of cleaning personnel is greatly saved, safety hazards and health hazards are reduced, the cleaning effect is good, and the therapeutic effect of medical instruments is ensured.
Owner:NORTHEAST DIANLI UNIVERSITY

Lanthanide rare earth coordinated cellulose medical material and preparation method thereof

The invention discloses a lanthanide rare earth coordinated cellulose medical material and a preparation method thereof. The medical material is prepared by oxidizing primary hydroxyl of cellulose into carboxyl and then coordinating with lanthanide rare earth metal ions, namely performing sol-gel self-assembling reaction to rare earth metal hydrate and cellulose the primary hydroxyl of which is selectively oxidized into carboxyl. The preparation method is simple in preparation technology and good in controllability. The material not only has excellent moisture absorption and preservation properties and breathability, and better biocompatibility and excellent degradability of cellulose materials, but also has antibacterial property of the rare earth complex, can be used for antibacterial and bacteriostasis wound dressing due to broad-spectrum antibacterial property, and can also be used for detection tracing, special marking and optical display of biomolecules; the lanthanide rare earth coordinated cellulose medical material can be prepared into powder, gel, thin films, sponge or other porous materials, thus expanding the clinical application range; and the lanthanide rare earth coordinated cellulose medical material can be doped or grafted with macromolecular compounds so as to enhance the antibacterial and bacteriostasis properties and promote therapeutic effect on wound recovery.
Owner:山东省医疗器械研究所

Point eye mask and preparation method and application thereof

The invention relates to a point eye mask and a preparation and application thereof, the point eye mask comprises a back lining layer, a drug storage layer and a protective layer, wherein, the drug storage layer is formed by coating the drug emulsion containing PSA (pressure sensitive adhesive), skin transdermal enhancer and other drugs onto the back lining layer, wherein, the drug emulsion is formed by blending nano-powder of Chinese herbal extract for szechwan lovage rhizome, radix salviae miltiorrhizae, angelica sinensis, chrysanthemum, plantago asiatica, semen celosiae, cuscuta chinensis lam, equisetum hiemale linne, fructus ligustri lucidi, radix glycyrrhiza, and cassia seed and the like; a polyester film protective layer is covered onto the back lining layer, and the eye mask is formed through cutting. The point eye mask adopts principles of traditional Chinese acupuncture and release and control technology of modern transdermal, can constantly release active ingredients in points for a long period of time, can well adjust and improve muscles, nerves, and blood vessels at and around the eyes, can play a certain role in delaying for development of myopia of young people, and play a role in treatment for fatigue blurred vision, high intraocular pressure, presbyopia, and dry eye syndrome. Meanwhile, the invention has advantages of convenient using, persistent efficacy.
Owner:TIANJIN AOKELAISI BIO TECH
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