Blood sugar sensor and receiver scaled down to about a 1/3 of the size. Works well with 18 inch dolls and Stuffed Animals. Shape is based on the Dexcom. This was created for a friend's daughter so her American Girl Doll could have one. I figured there might be other kids that would enjoy having one for their toys.
Here is a link to a news story about it if you are interested. http://fox4kc.com/2015/08/28/man-uses-3-d-printer-to-make-insulin-pump-for-little-girls-doll/