1, nasal endoscope is a hard mirror, which has good stability when used in surgery, and can be used for various operations, such as tumor forceps, tumor biopsy, and radiofrequency ablation of hemangioma.

2. Fiberoptic nasopharyngoscope is a soft mirror, so the patient is comfortable and can bend, and observe all angles of nasopharynx and larynx, such as epiglottis, epiglottis valley, vocal cords, subglottic area and so on. However, when operating under the fiberoptic nasopharyngoscope, the stability is poor and the image is easy to move, which affects the operation.

3, so comprehensive comparison, nasal endoscope is good.