Embryo vitrification unfreezing vessel

A first dish body and a second dish body are detachably connected through a connecting assembly, the second dish body and a third dish body are detachably connected through a connecting assembly, each connecting assembly comprises an L-shaped clamping groove fixed to one dish body and an L-shaped clamping block fixed to the adjacent dish body, a threaded rod is installed at the top of each L-shaped clamping groove in a threaded mode, and a threaded rod is installed at the bottom of each L-shaped clamping groove in a threaded mode. The top end of the screw rod is located outside the L-shaped clamping groove, a rotary knob is arranged at the top end of the screw rod, the bottom end of the screw rod is located inside the L-shaped clamping groove, a limiting plate is arranged at the position, close to the other end, of the screw rod, a screw hole is formed in the top end of the L-shaped clamping block, and two label plates, a vertical rod and a circular plate are arranged on the dish bodies. The method can be use