Fecha de publicación: 24/11/2022 Fuente: WIPO Wine A wine oxidation prevention device for preventing wine from oxidizing, according to an embodiment of the present invention, may comprise: a sealing part, which can be inserted into a wine bottle and is configured to block air from coming into contact with the wine inside the wine bottle; a pipe-shaped connection part extending longitudinally, of which one end is coupled to the sealing part; and an operation part, which is coupled to the other end of the connection part, for controlling the movement of the sealing part.