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Re: painfully loud sound
> A man named Nober did and published such experiments with profoundly deaf
children. I don't have the reference handy, but you should be able to find it. i
think we're talking late 60's or early 70's before HSC (IRB) committees were
busy protecting their Institutions.
James D. Miller
> Allan Goldstein wrote:<br>
> <blockquote cite="midF2C9D434-34BF-11D9-9315-00039342C954@yahoo.com"
> type="cite"><!-- Times -->Dr Depireux’s reply to the location of
> acoustic pain is interesting. The experiment is simple to perform.
> Anesthesia of the tympanic membrane can be achieved by any
> otolaryngologist in about 30 seconds with an injection of local
> anesthetic along the posterior bony canal wall. Thus expose to
> painful sound level before and after. Experiment completed.
> Allan J. Goldstein M.D.
> Retired otolaryngologist.
> <a class="moz-txt-link-abbreviated"
> True: the only difficulty might be to convince the ethical review
> committee that there is no danger that the painfully loud sound might
> actually damage hair cells in the unfortunate subject. <br>
> >From the replies that I've had so far (thank you all for your
> insightful contributions by the way) it seems to be not uncommon
> for people who have some sensory-neural hearing loss to find some loud
> sounds painful even though they can't hear them. To my mind that
> supports Didier's and Yale's thoughts that nociceptors in the middle
> ear may be at least partly responsible, but more direct experimental
> would be nice. (Would anyone like to volunteer as a subject ;-) ?)<br>
> <pre class="moz-signature" cols="72">--
> Dr. Jan Schnupp
> University Laboratory of Physiology St Peter's College
> Oxford University New Inn Hall Street
> Parks Road, Oxford OX1 3PT, UK Oxford OX1 2PL
> Tel (01865) 272513 Tel (01865) 278889
> Fax (01865) 272469