Thingiverse
Orthodontic Expander Key
by zpbruno
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From the "Don't try this at home kids" department....
My daughter has an orthodontic [expander](http://lmgtfy.com/?q=expander+key) but lost the key yesterday. The orthodontist is closed for the week and she is supposed to have it cranked every day. I happened to have some nice stainless steel hex keys and for my first prototype bent one at an angle (see photo) and it was successful. Then using FreeCAD I designed a more elaborate thing as shown here.
The blue and white tool in the photo is
My daughter has an orthodontic [expander](http://lmgtfy.com/?q=expander+key) but lost the key yesterday. The orthodontist is closed for the week and she is supposed to have it cranked every day. I happened to have some nice stainless steel hex keys and for my first prototype bent one at an angle (see photo) and it was successful. Then using FreeCAD I designed a more elaborate thing as shown here.
The blue and white tool in the photo is
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