Vaginal dilator

The utility model relates to the technical field of medical supplies, and discloses a vaginal dilator which comprises a first shell, the front face of the first shell is in bolting connection with a second shell, and the interiors of the first shell and the second shell are rotationally connected with two-way threaded rods through bearings; according to the utility model, the rotating handle on the first shell is firstly rotated by a hand, the rotating handle drives the two-way threaded rod to rotate under the cooperation of the bearing during rotation, and the two-way threaded rod drives the two threaded blocks to move to opposite positions under the cooperation of the sliding rail and the sliding block during rotation, so that the visual field after expansion can be increased; meanwhile, waste liquid generated after flushing can flow into the lower supporting plate under the influence of gravity, the waste liquid flowing into the lower supporting plate can enter a collecting box through a liquid leakage gro