Martin
I thought that I remembered seeing a non- contact gaze detector, but on a
quick search I can't find it. Something like the head mouse systems but
instead of looking for the reflective dot on the forehead, it looks for your
pupil/iris. Does this ring bells with anybody else ?
Barry Taylor, Clinical Scientist
Bioengineering Department
Tulley Medical Physics Building, Hull Royal Infirmary
Anlaby Road, Hull HU3 2JZ
Tel 01482 675928, fax 01482 675750
> ----------
> From: Wozencroft, Martin[SMTP:[log in to unmask]]
> Reply To: A discussion list for Assistive Technology professionals.
> Sent: 18 April 2002 09:03
> To: [log in to unmask]
> Subject: switch access
>
> Dear all,
>
> I am working with a person who has facial expression only. Uses a
> ventillator on a trachy. No head movement.
> The person can frown, raise eye-brows and grin.
>
> I have tried EMG ( doesn't like pads on skin ), Liberator P-switch (
> doesn't
> like head band ) to pick up on frown.
>
> Also tried eye-blink. Doesn't like idea of spectacle frame.
>
> I have experimented with roller microswitch again on headband to pick up
> on
> frown without success.
>
> I would be very greateful for any advice anyone can offer.
>
> thanks
>
> Martin Wozencroft
> Clinical Electronics Engineer
> Specialist Disability Service
> Mary Marlborough Centre
> Oxford
> 01865-227600
>
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