neuron-silicon interface?

simonofb at wmavm7.VNET.IBM.COM simonofb at wmavm7.VNET.IBM.COM
Thu Oct 29 12:38:48 EST 1992


In <Bww3F3.zE at news.cso.uiuc.edu> Jeremy Payne  writes:
>FRICHARD at biomed.med.yale.edu (Frank Richardson) writes:
>
>>Hello all,
>>Just curious, does anyone know of research into interfacing neurons and silicon
>>chips? I'm very serious. I am interested in exploring possibilites for neurons
>>communicating with electronics and vic-versa.
>>Danke,
>>FR
>
>Yup,
>there's some work being done with thin Si wafers impregnated with closely spaced
>laser ablated pores, I think out at Stanford, but of course I can't remember who
>or exactly where off the top of my head.  In a nutshell, they section I _think_
>the peroneal nerve in a rat then butt the two stumps up against opposite sides
>of their wafer and let the fibers regrow through the pores.  At the seminar I
>heard a year or so ago they claimed something reasonably impressive like 25 %
>of the proximal fibers finding their appropriate targets.  What's really cool of
>course is that you can embed electrodes in the chip at the sites of the pores...
>Sorry I can't be specific about who, what, when & where, but if it helps you
>the guy giving the seminar (whose name of course I also don't recall) does work
>on silastic cochlear implants and is pretty well known.
>
>---------------------------
>Jeremy Payne
>UIUC Neuroscience program /
>College of Medicine
>jrpayne at uiuc.edu
>(217)244-4478
>---------------------------
>
Wouldn't happen to be Carver Mead??

Robert Simonoff
simonofb at wmavm7.vnet.ibm.com



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