Artery valve detecting device

The utility model relates to a detecting device for artery valve, which is made up of a port at each end, a hollow detecting tube with a hole and a water incoming tube. One end of the detecting tube is provided with a transparent detecting scope which obturates the hole, and two ends of the detecting tube are provided respectively with a water inlet and a water outlet which allow water entering artery root as well as an air exhausting entrance and an air exhausting exit which exhaust air. The water incoming tube is connected with the water inlet. When in use, sleeve the utility model inside aorta or root of pulmonary artery, pour water into closed space between the artery valve and the detecting tube, then observe whether the artery valve is closed through the detecting scope of the detecting tube. Therefore, the utility model favors doctor checking closure situation of artery valve during operation so as to improve success rate of the operation and guarantee safety of patient.