▁dent al ▁indust ries ▁are ▁expected ▁to ▁be ▁the ▁biggest ▁areas ▁of ▁future ▁development ▁using ▁custom ▁ 3 D ▁printing ▁technology . ▁In ▁March ▁ 2 0 1 4 , ▁sur ge ons ▁in ▁Sw anse a ▁used ▁ 3 D ▁printed ▁parts ▁to ▁re build ▁the ▁face ▁of ▁a ▁motor cy cl ist ▁who ▁had ▁been ▁seriously ▁injured ▁in ▁a ▁road ▁accident . ▁Research ▁is ▁also ▁being ▁conducted ▁on ▁methods ▁to ▁bio - print ▁rep lac ements ▁for ▁lost ▁t issue ▁due ▁to ▁ar th rit is ▁and ▁cancer ▁. ▁▁ 3 D ▁printing ▁technology ▁can ▁now ▁be ▁used ▁to ▁make ▁exact ▁rep lic as ▁of ▁org ans . ▁The ▁printer ▁uses ▁images ▁from ▁patients ' ▁M RI ▁or ▁CT ▁scan ▁images ▁as ▁a ▁template ▁and ▁l ays ▁down ▁layers ▁of ▁rub ber ▁or ▁pl astic . ▁ ▁Now ad ays , ▁Add itive ▁Man ufact uring ▁is ▁also ▁employed ▁in ▁the ▁field ▁of ▁ph arma ce ut ical ▁sciences . ▁D ifferent ▁techniques ▁of ▁ 3 D ▁printing ▁( e . g . ▁F DM , ▁S LS , ▁In k jet ▁Print ing ▁etc ) ▁are ▁util ized ▁according ▁to ▁their ▁respective ▁advantages ▁and ▁draw back s ▁for ▁various ▁applications ▁regarding ▁drug ▁delivery . ▁ ▁Bio - print ing ▁ ▁In ▁ 2 0 0 6 , ▁research ers ▁at ▁Corn ell ▁University ▁published ▁some ▁of ▁the ▁pione er ▁work ▁in ▁ 3 D ▁printing ▁for ▁t issue ▁fabric ation , ▁successfully ▁printing ▁hydro gel ▁bio - inks . ▁The