Ear speculum, i.e., otoscope, the examination needs to be operated under the guidance of a professional doctor, and it needs to be elaborated from several aspects, such as the preparation before the examination, during the examination and after the examination.
1. Preparation: the examinee needs to choose a sitting position or side-lying position, fully exposing the outer ear, the examiner can hold the endoscope in one hand, and pull the outer ear with the other hand, gently pulling it in the direction of backward, upward, and outward, so as to straighten the outer ear canal.
2. During the examination: the examiner places the lens at the mouth of the external auditory canal and slowly rotates it to penetrate deeper into the external auditory canal, and adjusts the scope of observation, such as the morphology of the external auditory canal and the tympanic membrane, by rotating the handle of the lens through the monitor.
3. After the examination: through the observed morphology, press the button to capture the picture and print the report for clinical diagnosis and treatment.
Therefore, if there is any ear discomfort, it is recommended to consult a regular hospital in time, which needs to be standardized by a professional doctor.