Endoscopic examination device

The endoscopic examination device comprises a grab handle, a connecting rod and a lens, the lens is connected with the connecting rod, the connecting rod is rotationally connected to one end of the grab handle, an adjusting sliding tooth block is installed on the grab handle in a sliding mode, and the connecting rod is rotationally connected with the adjusting sliding tooth block through a transmission mechanism. According to the endoscopic examination device provided by the utility model, through the arrangement of the grab handle, the connecting rod, the lens, the adjusting sliding tooth block and the transmission mechanism, a doctor can conveniently adjust the angle of the lens according to an affected part of teeth of a patient, so that the doctor can conveniently observe the condition of the affected part of the teeth through the lens; the limitation of the opening size of the mouth of the patient can be reduced. 本实用新型提出了一种内窥检查装置，包括握柄、连接杆与镜片，所述镜片与连接杆连接，所述连接杆转动连接在握柄的一端，所述握柄上滑动安装有调节滑齿块，连接杆与调节滑齿块之间通过传动机构转动连