DRUG COATING, DRUG BALLOON, PREPARATION METHOD FOR DRUG BALLOON AND USE THEREOF

Abstract: a drug coating, a drug balloon, a preparation method for the drug balloon and use thereof. the drug coating includes a drug and a carrier, the carrier being a phenolic or pyrone compound, and the mass ratio of the drug to the carrier being 1:(0.01-10). the drug balloon is obtained by coating the surface of a balloon with the drug coating. the phenolic compound or pyrone compound is used as a new carrier, so that the carrier selection efficiency of the drug coating is improved, an ideal crystal form can be obtained, the quality of the drug coating is remarkably improved, and the retention time of the drug in the treatment of blood vessels or other lumen stenosis diseases is prolonged, thereby enabling the drug balloon catheter to better inhibit restenosis of the lumen in the treatment of a narrow blood vessel, a narrow urethra, or a narrow ureter.

Inventor(s): Cuijie MA, Lixiao ZHAO, Yangyang LIU, Zhihao HE, Zhe WANG

CPC Classification: A61L29/16 (METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed ; preserving, e.g. sterilising, food or foodstuffs ; preparations for medical, dental or toiletry purposes ))

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