TUNING FORK A1 440 HZ ACCORDING TO HARTMANN
The tuning fork a1 440 Hz with base is primarily used in the ENT sector. It is used to examine the air and bone conduction of sound. Among other things, the Rinne-Weber test and the Gelle test are carried out with this model. In the Rinne test, a tuning fork is made to vibrate and the base of the tuning fork is first placed on the patient's bony process behind the auricle. As soon as the patient gives a signal that he can no longer hear the tuning fork, it is held directly in front of his auricle. If the patient can still hear the tuning fork, the Rinne test is positive; If he doesn't hear it, the test is negative.
Scope of delivery
Hartmann tuning fork a1 440 Hz with foot