A decade ago it would have been hard to imagine a bioabsorbable tissue-lined stent graft capable of treating blood vessels that have been ripped apart by a bomb, or a spray-on solution that would promote the regrowth of your own skin after a traumatic injury or burn, or even a portable machine that could treat deadly infections like sepsis in much the same way that dialysis machines treat kidney failure. But today these innovations and many more are being developed to treat wounded warriors and will someday be used not just on the battlefield but in civilian hospitals as well....