"What we're envisioning is an outpatient procedure in........which some sort of device filled with the cells would be placed just beneath the skin." said author Jeffrey R. Millman, PhD, https://www.eurekalert.org/pub_releases/2016-05/wuso-scf051016.php It is articles like this, where researchers are seeking a device like the cell pouch that make me a believer in the technology...