The invention discloses a special stomatoscope for department of stomatology. The special stomatoscope comprises a battery bottom cover, a first support rod, a rotating shaft, a medicine storing device, a stomatoscope rack, a stomatoscope deflector, a stomatoscope, a medicine spraying opening, LED searchlights, a second support rod, a miniature telescopic rod and a driving device. The LED searchlights are arranged, so that when an oral cavity is observed, a light source does not need to be supplemented, and the observation is convenient and simple; and besides the LED searchlights are arrangedon the periphery of the stomatoscope, when an oral cavity lens is used for observing the position, the LED searchlights can be used for illumination, so that the oral cavity observation convenience can be greatly improved. A control switch on the outer side of the first support rod is used for controlling the position and the angle of the stomatoscope, the stomatoscope does not need to be taken out repeatedly for regulation of the angle of the stomatoscope for observation of the oral cavity, the stomatoscope regulation time is greatly saved, and the oral cavity observation efficacy and convenience for doctors are improved. Compared with like products in the market, the special stomatoscope disclosed by the invention has the beneficial effects of being better in observation effects, high in observation efficiency, more convenient to use and the like.