audiometer

Audiometers in audiologists are usually referred to as pure tone audiometers. It measures the individual's sensitivity to various frequency sensitivities and determines the hearing loss of the subject by comparing it to normal hearing. Audiometers are often used in medicine to check hearing and measure hearing loss, which is measured in decibels below the normal threshold. Basic Information Specialist Category: Otolaryngology Examination Category: Other Inspections Applicable gender: whether men and women apply fasting: not fasting Tips: Conduct in a quiet environment. Normal value Normal people's hearing range is between 0 and 25 decibels (dB). Clinical significance Abnormal results were 26 to 40 decibels with mild sputum; 41 to 55 decibels with moderate sputum; 56 to 70 decibels with severe sputum; and 71 to 90 decibels with severe sputum. Need to check the hearing loss of the population. Precautions Taboo before inspection: Wash your ears. Taboo when checking: 1. Conduct in a quiet environment. 2, the subject is done, do not move. Inspection process When in use, the main part of the instrument automatically provides various frequency stimuli from weak to strong, automatically changing the frequency. When listening to the test, the subject wears a closed-air-proof earphone. When the sound is heard, the button is pressed, and the instrument can directly respond to the test. Draw an audibility curve. Not suitable for the crowd Not suitable for the crowd: no.

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