Nasal endoscope auxiliary device for nasal cavity examination

The invention relates to the technical field of nasal endoscopes, in particular to a nasal endoscope auxiliary device for nasal cavity examination, and provides the following scheme that the nasal endoscope auxiliary device comprises a control box, an examination rod is fixedly connected to one side of the control box, two fixing pieces are arranged on the examination rod, a middle shaft cavity is formed in the examination rod, and a first catheter is arranged in the middle shaft cavity; one end of the first guide pipe is fixedly connected with a spray nozzle, the spray nozzle is fixedly connected with a second column, one end of the second column is provided with a spring, the first guide pipe is sleeved with a hollow threaded column and a hollow column, the outer portion of the hollow threaded column is in threaded connection with a first threaded sleeve and a second threaded sleeve, and the first threaded sleeve and the second threaded sleeve are both fixedly connected with shearing pieces; the outer sides