METHOD FOR CREATING HYPOALLERGENIC ANTISEPTIC COATING ON ENDOBILIARY STENT Russian patent published in 2025 - IPC A61L31/10 A61L31/16 A61F2/82 

FIELD: medicine; veterinary science.

SUBSTANCE: invention refers to medicine and veterinary science. Disclosed is a method for creating a hypoallergenic antiseptic coating on an endobiliary stent, which consists in preparing a solution based on chlorhexidine bigluconate and immersing an endobiliary stent in a solution based on chlorhexidine bigluconate for 120 minutes, followed by drying the stent at room temperature, wherein the chlorhexidine bigluconate solution is prepared by mixing 30 parts of 0.5% aqueous solution of chlorhexidine bigluconate and 3 parts of methylcellulose until complete dissolution and a homogeneous mass, then the solution is held for 24 hours in a refrigerating chamber at temperature of 4-5 °C, then the mixture is homogenised and held for 3 hours in a cabinet at temperature of 20 °C.

EFFECT: invention provides obtaining on the endobiliary stent a hypoallergenic antiseptic coating based on 0.5% aqueous solution of chlorhexidine bigluconate, which will make it possible to increase efficiency in treatment of patients with complicated cholelithiasis, including patients with iodine intolerance and diseases of thyroid gland in anamnesis.

1 cl, 4 ex