Re: Dental Reverse Engineering

From: Marshall Burns (Marshall@Ennex.com)
Date: Tue Nov 09 1999 - 06:45:47 EET


Another person who's done high precision machining for dental applications
is Berok Khoshnevis at USC (khoshnev@rcf.usc.edu). He might know something
about the data capture side of that application.

Best regards,
Marshall Burns
President, Ennex Corporation

Marshall@Ennex.com
Los Angeles, USA, (310) 824-8700
www.Ennex.com

-----Original Message-----
From: Neal & Christina Vail <cnvail2@swbell.net>
To: tim@plunkett.demon.co.uk <tim@plunkett.demon.co.uk>
Cc: rp-ml@bart.lpt.fi <rp-ml@bart.lpt.fi>
Date: Monday, November 08, 1999 18:15 PM
Subject: Re: Dental Reverse Engineering

>During my time in Europe a few years ago, I made
>contact to a company in northern Germany with
>the name MicroDenta (or similar). Unfortunately,
>a quick look through my cardfile does not reveal
>a card. In any case, these guys developed an
>optical based scanner that fit in the mouth and
>provided point cloud data with +/- 1 micron
>accuracy. They directly interfaced the data to
>a milling device to produce crowns. I've heard
>of other groups doing similar things here in the
>US, but do not know specifics. You try contacting
>Prof. Joel Barlow at UT-Austin 512 471 1271. He
>was doing some work in this area and may be able
>to point you in another direction. He may also
>have information for the contact I mentioned
>above as I forwarded it to him for this purpose.
>
>Ciao.
>Neal
>
>Tim Plunkett wrote:
>
>> Any ideas anyone?
>>
>> I need to create a dental crown. This requires scanning a master and then
>> forming the crown. The initial problem is the scanning. Accuracy needs to
be
>> +/- 5 micron or better. Due to the geometry this should be a non contact
>> device. Is there such a system? Clearly part size is small...... tooth
size
>> to be exact!!
>>
>> Tim Plunkett
>>
>> 3T RPD Ltd.
>> Email tim@plunkett.demon.co.uk
>>
>> For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/
>
>
>
>
>For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/

For more information about the rp-ml, see http://ltk.hut.fi/rp-ml/



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