3D-Printed Cartilage Brings Personalized Reconstruction Closer Than Ever

Scientists are getting closer to growing replacement ears in the lab. Using human cells and 3D printing, researchers have created ear cartilage that closely mimics the shape, strength, and flexibility of a real ear—offering hope for people with injuries or conditions like microtia. While one key ingredient for long-term elasticity is still missing, this breakthrough marks a major step toward custom-made, fully functional ears for future patients.

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