Bio-Printers Are Churning out Living Fixes to Broken Spines
b'For doctors and medical researchers repairing the human body, a 3D printer has become almost as valuable as an x-ray machine, microscope, or a sharp scalpel. Bioengineers are using 3D printers to make more durable hip and knee joints, prosthetic limbs and, recently, to produce living tissue attached to a scaffold of printed material.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices'