[ExI] Steve Van Sickle's presentation at SENS6
Stephen Van Sickle
sjv2006 at gmail.com
Sat Sep 7 17:14:48 UTC 2013
Thanks for the kind comments, Rafal.
Just to be clear, my results are still very preliminary.
Furthermore, any extrapolation beyond swine kidneys is purely speculative
and wildly premature.
Steve Van Sickle
On Sep 6, 2013 6:42 AM, "Rafal Smigrodzki" <rafal.smigrodzki at gmail.com>
> Yesterday I had the pleasure of attending Steve Van Sickle's
> presentation at SENS6, reporting his results with cryonic preservation
> of kidneys. Steve developed a technique for persufflation of organs
> perfused with cryoprotectants using cold helium. He was able to cool
> pig kidneys to liquid nitrogen temperature, achieving total
> vitrification while *avoiding* fractures! I was absolutely floored by
> his work, easily the most important presentation at SENS6 so far.
> Steve also described calculations for hyperbaric persufflation, which
> might allow vitrifying a human body in *a few minutes*!
> Needless to say, if this work pans out, it would dramatically change
> the world of cryonics. There used to be three obstacles preventing
> reversible cryonic suspension - fractures, cryoprotectant toxicity,
> and rewarming issues (crystalization). Steve solved the fractures
> issue and with the dramatically shorted cooling and even more
> dramatically shorter thawing times there might be enough of a
> reduction in cryoprotectant toxicity and rewarming injury that
> reversible suspension might be within reach (give or take 10 million
> dollars worth of development work).
> The presentation video should be available on the SENS site at some
> point, check it out.
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> extropy-chat at lists.extropy.org
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