Adjustable comfortable trachea cannula fixator

The utility model relates to the technical field of medical instruments, and discloses an adjustable comfortable trachea cannula fixator which comprises a fixator body, a trachea cannula, a first fixing band and a second fixing band, the first fixing band and the second fixing band are arranged on the two sides of the fixator body, an inserting hole is formed in the center of the fixator body, and the trachea cannula is arranged in the inserting hole. Insertion holes are formed in the fixator body, lining tubes with different inner diameters are arranged in the insertion holes in a replaceable mode, the lining tubes are used for allowing trachea cannulas with different tube diameters to penetrate through, tooth sockets are arranged on the side, facing the oral cavity, of the fixator body in a vertically symmetrical mode, and tooth cavities used for containing teeth are formed in the tooth sockets. According to the trachea cannula fixator, the lining tube is arranged at the inserting hole of the fixator body i