The invention provides a disposable catheterization device. The device comprises a body and a pipe head sleeve arranged on the body; a first air inflation pipe and a second air inflation pipe are arranged inside left and right pipe walls of the body; the tail end of the first air inflation pipe communicates with the pipe head sleeve, and a first water absorbing sponge is arranged at a first outlet of the tail end of the first air inflation pipe; the tail end of the second air inflation pipe communicates with the pipe head sleeve, and a second water absorbing sponge is arranged at a second outlet of the tail end of the second air inflation pipe; a groove type urine seeping wall is formed in the position where the body and the pipe head sleeve are matched; a guide wire hole is formed in the tail end of the body; a left balloon and a right balloon are arranged in the position where the open position of the pipe head sleeve and the body are matched; the inner wall of the pipe head sleeve is coated with a lubrication layer. The disposable catheterization device is small and exquisite in structure and convenient to use; the inner wall of the pipe head sleeve is coated with the lubrication layer, so that the pipe head sleeve can make contact with the body, and the harmonious performance is improved; besides, the device is disposable, urinary tract infections are prevented, and the device is more sanitary and effective.