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John, ask the deep air training agencies - they will get to answer this
one in court sooner or later. Brain damage would explain a lot in the
case of certain deep air advocates. The power of ignorant stupidity is
awesome. Here we have intelligent people who get their dive instruction
from obvious drooling-stupid glue sniffers .

John Dunk wrote:
> 
> On Tue, 02 Sep 1997 15:38:18 -0400, you wrote:
> 
>   Below you state
> >> "nitrogen causes damage when not in the presence of helium beyond ppn2's
> >> in the 130 equivalent range"  I understand about cell rigidity in the
> >> presence of high ppn2.  I don't understand how the same ppn2 in the
> >> presence of Helium would off-set this.  Naturally the depth would have
> >> to be deeper with a tri-mix to have the same ppn2.  I'm just a little
> >> confused and want to understand, I assume I'm not the only one out
> >> there?
> >>
> >>         Knowing that nitrogen in high pp will make the cell walls rigid,
> >> will introducing some amount of helium into the "mix" (no pun intended)
> >> lessen the wall rigidity for the same ppn2?
> >>
> >>         A very confused Art.
> >> Safe diving,
> >> Art.
> >> art.paltz@r2*.co*
> >> Last Dive 8/23/97, SeaGirt(Lobster Dive), NJ, 81ft/60 min bottom, 58
> >> degrees F, 28% bottom mix.
> 
> Does anybody know if there has been any studies done on the effects of
> pentoxyfylline (Trental) in dcs? It's supposed to increase erythrocyte
> flexibility and decrease blood viscosity.Might be interesting to see
> whether the microcirculatory damage is soley a result of rbc rigidity
> or are there other factors involved.
> 
>    John Dunk                                        o
>    Tallahassee,Fl                                    o
>    screwloose@el*.co*                      ____o_____
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