World’s smallest 'bioprinter' is the size of a pill

World's Smallest 'Bioprinter' Created

A pill-sized, ingestible device has been developed to help patients heal from the inside.

Researchers from the École polytechnique fédérale de Lausanne (EPFL) School of Engineering have created a tiny bioprinter that uses magnets and an infrared laser to guide a capsule to ulcers in the gastrointestinal tract.

Once in place, the printer releases a living "bio-ink" to promote healthy cell repair, potentially revolutionizing the treatment of internal injuries.

The device could help patients heal from the inside.

Author's summary: Researchers create a tiny, ingestible bioprinter.

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Popular Science Popular Science — 2025-10-17