Trachea cannula

The utility model discloses a trachea cannula, and relates to the technical field of medical apparatus. The trachea cannula consists of a silicone tube (1), a tube cap (2) and a sealing plate (3). The trachea cannula is characterized in that the tube cap (2) is connected and fixed on the tube wall at the rear end of the silicone tube (1) through a soft belt (4), wherein the inner diameter of the tube cap is adapted to the outer diameter of the silicone tube (1). Three ventilating holes in same area are arranged on the end surface of the tube cap (2). The tube cap (2) near the three ventilating holes are rotatably connected with the sealing plate (3) which seals the ventilating holes and is provided with a handle (5), respectively. The total area of the three ventilating holes is identical to the area of the end opening of the silicone tube (1). The trachea cannula provided by the utility model is simple in structure, simple and convenient to operate and saves time and labor, and seals the opening of the end o