The invention provides an angle-adjustable visual examination tube. The angle-adjustable visual examination tube comprises a tube body and a handle and is characterized in that a circuit board is arranged in the handle, one end of the tube body is connected with a transparent hood, and the other end of the tube body is connected with the handle; a camera and an LED lamp panel are arranged in the transparent hood; the electric wires of the camera and the LED lamp panel penetrate the tube body; the tube body includes a first tube body, a second tube body and a third tube body which are sequentially connected; the second tube body is made of a corrugated tube. The angle-adjustable visual examination tube has the advantages that the angle of the tube body can be adjusted, conditions inside theuterus can be observed clearly without uterus expansion, complications caused by a hysteroscope which needs uterus expansion is avoided, and the problem that B-mode ultrasound is unclear in vision issolved.