(1) Interviewing patients, writing medical records, and documenting medical cases;
(2) Examining patients' organs with the help of diagnostic and therapeutic equipment and instruments;
(3) Conducting audiological and speech tests to determine the degree of impairment of hearing and speech;
(4) Prescribing and administering medications;
(5) Treat ear, nose and throat diseases with the help of medical aids and instruments;
(6) Prepare for surgery with medical advice, formulate surgical plans and implement surgical treatments;
(7) Assist physicians of other disciplines in the rescue of critically ill patients and implement tracheotomy to establish respiratory passages;
(8) Instruct patients in phonological and linguistic corrections;
(9) Observe the patient's condition after surgery and take appropriate measures. patient's condition changes and take appropriate measures.