Tongue depressor for examination in medical department

The utility model provides a tongue depressor for examination in the medical department. The tongue depressor consists of a battery box, a handle, a switch, an LED (light emitting diode) lamp, a tongue depressor, a spotlight groove, a connecting rod, a palate support and a spring shaft, wherein the battery box is connected with the tongue depressor; the root part of the tongue depressor is provided with the LED lamp; the LED lamp is connected with the battery in the battery box through a power cord; the battery box is provided with the switch; the handle is connected with the battery box; the connecting rod is connected with the battery box through the spring shaft; and the palate support is connected with the connecting rod. The tongue depressor is simple in structure and reasonable in design, and is advantageous to expanding the oral cavity and protecting teeth from damage, so that pains of a patient can be reduced, operation of the doctor can be facilitated, and burden of the doctor can be reduced.