Rat throat exposure instrument for experiment

The utility model discloses an experimental rat laryngeal exposure instrument which comprises a base, the upper end of the base is connected with an angle adjusting plate through a hinge shaft, the lower end of the angle adjusting plate is connected with a supporting plate, the lower end of the supporting plate is fixed to the base, a rotary table is arranged at the upper end of the angle adjusting plate, and a laryngoscope supporting mechanism is arranged in the rotary table. The laryngoscope supporting mechanism comprises an arc-shaped support, the lower end of the arc-shaped support is connected with a support sliding table, the lower end of the support sliding table is connected with a sliding rail, an arc-shaped sliding rail is arranged in the arc-shaped support, a supporting arm is arranged in the arc-shaped sliding rail, and a laryngoscope buckle is arranged at the tail end of the supporting arm. The base is matched with the angle adjusting plate, the fixing angle of the experimental rat can be changed