----------
> From: [log in to unmask]
> To: Bob C <[log in to unmask]>
> Subject: Re: Re: DBS & biofeedback
> Date: Sunday, January 25, 1998 3:40 AM
>
>
> original message:
> ----------
> From: Bob C <[log in to unmask]>
> To: [log in to unmask]
> Subject: Re: Re: DBS & biofeedback
> Date: Sunday, January 25, 1998 12:24 AM
>
> Hey Jonathan, that's great, now I can understand what you are asking, but
I
> don't understand how you would send "a constellation of stimulation in
time
> and space" or how that puts the PWP in the loop? Hmnn, guess I still
don't,
> Oh well, maybe I'll catch up in my next life'
>
>
> hiya bob c,
>
> no need to wait for the "next life".  i'll explain.
>
> electronic impulses currently [no pun] are sent into brain locations at a
> certain "frequency" or time sequence like:" - - - - - -" and a certain
> "amplitude" like:
>
>        *
>   *    * *
>   *    * *
> * * * * * *
>
> in other words, amplitude is "how much" electricity, frequency is "how
> quick" [or close together] are the bursts.  another factor to consider is
> location, where in the brain is the stimulation sent.  by locating
> electrodes at several different sights, and broadcasting from more than
one
> point on the electrode surface, it is possible to send a wide variety of
> "patterns" to the brain, to "experiment" or play around with the
> stimulation.
>
> it is possible to represent these different "parameters" or factors
> [sequence, amplitude, location] dynamically in "real time"[like an
internet
> "chat", as opposed to sending letters] with different sound
> charactersistics such as "pitch" "timbre" "sharpness" "loudness"
"duration"
> .... all the things musicians use to vary sound when they make a
symphony.
> linking the data characteristics of a signal  [electrical impulse] with
> characteristics of sound is called "mapping".
>
> now, by making the sound pattern audible, the pwp knows what pattern of
> stimulation he is sending to his own brain, and can change it, work with
> it, in various ways until it intuitively "feels right"  that puts the pwp
> into the loop.
>
> as it stands [as i understand it] the docs are sending a fixed frequency
to
> a fixed location at a fixed amplitude, and the pwp has no input, no say,
as
> to what patterns his brain gets.
>
> i don't know that this approach would work, but it seems to me worth a
try.
>  i mentioned the idea to dr. gary hite at u of stanford hospital during
the
> time my mother was there getting her pallidotomy.  but it takes more than
> casual mention to get an idea rolling.  not that i think that it should.
> it just does.
>
> i hope that helps,
>
>
> jonathan
>
> [log in to unmask]