That's because when it comes to hollow organs or relatively simple structures in the body, we are already using medical-grade 3D printers to make replacement parts for patients.

Multivariable regression analysis indicated a statistically significant increased risk of moderate or greater severity injuries to the hollow organs of the abdomen with increased in AV (odds ratio ...

A study published May 9 in the journal Nature Communications, examined this process of hollow tube formation in sea stars that provides a blueprint for how the organs of other creatures develop.