In this photo taken Sept. 7, 2010, Purdue University professor Babak Ziaie demonstrates a new type of pump for patches that will deliver medications through microneedles at the university in West ... more 
In this photo taken Sept. 7, 2010, Purdue University professor Babak Ziaie demonstrates a new type of pump for patches that will deliver medications through microneedles at the university in West Lafayette, Ind. The heat of the body causes the instrument to heat and make the medication (the fluid inside of the needle) rise and eventually enter the body through the micro needles. less 
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Associated Press | Photo By Journal & Courier, Michael Heinz
Mon, Sep 20, 2010 3:46 AM EDT