The utility model discloses an electronic endoscope. The utility model belongs to the technical field of medical instruments, the electronic endoscope comprises an adjusting device, a foreign matter clamping device and a communication pipeline used for connecting the adjusting device and the foreign matter clamping device. A liquid medicine injection device is arranged at the preset position, close to the adjusting device, in the communicating pipeline, and an image collecting device and a liquid medicine spraying device are arranged at the end, close to the foreign matter clamping device, inthe communicating pipeline. The problems that foreign matters need to be taken out through operations and the like and the recovery time is long are avoided; and the effects of relieving the pain of apatient and improving the working efficiency of medical staff are achieved.