When a foreign material like a medical device or surgical implant is put inside the human body, the body always responds. According to Northwestern’s Guillermo Ameer, most of the time, that response can be negative and affect the device’s function. “You will always get an inflammatory response to some degree,” said Ameer, professor of biomedical engineering in McCormick School of Engineering and Applied Science and professor of surgery in the Feinberg School of Medicine. “A problem with commonly used plastic materials, in particular, is that in addition to that inflammatory response, oxidation occurs.”
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