[Neuro] Eyes-open EEG stimulation via the ear canals

Steve Omohundro steveomohundro at gmail.com
Tue Oct 9 23:58:57 UTC 2012


There were a flurry of articles about this recently:

http://science.slashdot.org/story/11/08/11/1942204/human-brain-is-sensitive-to-light-in-ears

http://scienceblog.com/47094/human-brain-is-sensitive-to-light-in-ears/

http://www.prnewswire.com/news-releases/the-human-brain-is-sensitive-to-light-breakthrough-findings-from-valkee-and-the-university-of-oulu-127506878.html

A company with a device:

http://www.valkee.com/uk/

and some papers on its effects:

http://www.valkee.com/uk/science.html#navigation


On Tue, Oct 9, 2012 at 4:52 PM, Sai <noisebridge at saizai.com> wrote:

> Can you provide any reason whatsoever why we should believe that the
> ear canal is even sensitive to degree of light, let alone color?
>
> Binaural beats are 100% irrelevant to this, as is light stimulation of
> the eyes (which, shockingly, *do* contain light receptors).
>
> You're proposing to flash light into someone's *ear*, and claiming
> that this will somehow affect their brain. That's simply not possible
> without there being some kind of light receptors there, and there are
> none.
>
> Also, mind that with EEG you're going to have very high sensitivity to
> placebo effect. Any trial that's not fully blinded will not be worth
> looking at.
>
> - Sai
>
> On Tue, Oct 9, 2012 at 4:36 PM, Gregory Perry
> <Gregory.Perry at govirtual.tv> wrote:
> > That is the purpose of the project, to obtain feedback from
> participating members of the project to report back their findings.
>  Coupling a three channel light pipe assembly to the output stage of a
> conventional photic stimulation system, in an isolated setting I can
> empirically show strong brainwave stimulation and entrainment in at least
> three major cortexes without implicating the visual cortex and without the
> use of binaural beats.
> >
> > I will be posting some screencasts of the EEG charting output in the
> upcoming days using only in-ear light sources and without the use of LED
> goggles and binaural beats.
> >
> > ________________________________________
> > From: saizai at gmail.com [saizai at gmail.com] on behalf of Sai [
> noisebridge at saizai.com]
> > Sent: Tuesday, October 09, 2012 7:27 PM
> > To: Gregory Perry
> > Cc: neuro at lists.noisebridge.net
> > Subject: Re: [Neuro] Eyes-open EEG stimulation via the ear canals
> >
> > Please cite a peer-reviewed study supporting your claim, preferably
> > including a description of the physiological mechanism.
> >
> > - Sai
> >
> > On Tue, Oct 9, 2012 at 4:07 PM, Gregory Perry
> > <Gregory.Perry at govirtual.tv> wrote:
> >> High intensity light flashed into the ear canals causes very strong EEG
> entrainment in several major cortexes.
> >>
> >> ________________________________________
> >> From: saizai at gmail.com [saizai at gmail.com] on behalf of Sai [
> noisebridge at saizai.com]
> >> Sent: Tuesday, October 09, 2012 7:05 PM
> >> To: Gregory Perry
> >> Cc: neuro at lists.noisebridge.net
> >> Subject: Re: [Neuro] Eyes-open EEG stimulation via the ear canals
> >>
> >> I don't get it. These are earphones that flash light into your ear
> >> canal? There are no light receptors in the ear.
> >>
> >> - Sai
> >>
> >> On Tue, Oct 9, 2012 at 3:21 PM, Gregory Perry
> >> <Gregory.Perry at govirtual.tv> wrote:
> >>> Something of interest for the list members; I've been working on this
> photic
> >>> stimulation system for about a year now, to facilitate EEG-research
> using an
> >>> alternative to conventional photic stimulation systems via the visual
> >>> cortex:
> >>>
> >>> http://www.indiegogo.com/GoVirtualCognition?a=1579195
> >>> http://www.quirky.com/ideations/320242
> >>>
> >>> _______________________________________________
> >>> Neuro mailing list
> >>> Neuro at lists.noisebridge.net
> >>> https://www.noisebridge.net/mailman/listinfo/neuro
> >>>
> _______________________________________________
> Neuro mailing list
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>



-- 
Steve Omohundro
http://steveomohundro.com/
http://selfawaresystems.com/

<http://omaisystems.com/>Innovative Ideas for a Better World
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