▁work ▁at ▁Corn ell ▁was ▁expanded ▁using ▁special ized ▁bi op r inter s ▁produced ▁by ▁Ser aph ▁Rob ot ics , ▁Inc ., ▁a ▁university ▁spin - out , ▁which ▁helped ▁to ▁catal y ze ▁a ▁global ▁interest ▁in ▁bi omed ical ▁ 3 D ▁printing ▁research . ▁▁ 3 D ▁printing ▁has ▁been ▁considered ▁as ▁a ▁method ▁of ▁impl ant ing ▁stem ▁cells ▁capable ▁of ▁generating ▁new ▁t issues ▁and ▁org ans ▁in ▁living ▁humans . ▁With ▁their ▁ability ▁to ▁transform ▁into ▁any ▁other ▁kind ▁of ▁cell ▁in ▁the ▁human ▁body , ▁stem ▁cells ▁offer ▁huge ▁potential ▁in ▁ 3 D ▁bi op r int ing . ▁Professor ▁L ero y ▁C ron in ▁of ▁Glasgow ▁University ▁proposed ▁in ▁a ▁ 2 0 1 2 ▁T ED ▁T alk ▁that ▁it ▁was ▁possible ▁to ▁use ▁chemical ▁in ks ▁to ▁print ▁medicine . ▁ ▁, ▁ 3 D ▁bio - print ing ▁technology ▁has ▁been ▁studied ▁by ▁bi ote chn ology ▁fir ms ▁and ▁academ ia ▁for ▁possible ▁use ▁in ▁t issue ▁engineering ▁applications ▁in ▁which ▁org ans ▁and ▁body ▁parts ▁are ▁built ▁using ▁in k jet ▁techniques . ▁In ▁this ▁process , ▁layers ▁of ▁living ▁cells ▁are ▁depos ited ▁onto ▁a ▁gel ▁medium ▁or ▁sugar ▁matrix ▁and ▁slowly ▁built ▁up ▁to ▁form ▁three - dimensional ▁structures ▁including ▁v asc ular ▁systems . ▁The ▁first ▁production ▁system ▁for ▁ 3 D ▁t issue ▁printing ▁was ▁delivered ▁in ▁ 2 0 0 9 , ▁based ▁on ▁Nov o Gen ▁bi op r int