View full lesson: http://ed.ted.com/lessons/printinga...

Surgeon Anthony Atala demonstrates an earlystage experiment that could someday solve the organdonor problem: a 3D printer that uses living cells to output a transplantable kidney. Using similar technology, Dr. Atala's young patient Luke Massella received an engineered bladder 10 years ago; we meet him onstage.

Talk by Anthony Atala.