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

World's Smallest 'Bioprinter'

The ingestible device could help patients heal from the inside.

Researchers from the École polytechnique fédérale de Lausanne (EPFL) School of Engineering have created a pill-sized "ingestible bioprinter".

Using magnets and an infrared laser, the researchers can remotely guide a capsule toward ulcers in the gastrointestinal tract.

Once in place, the printer releases a living "bio-ink" to promote healthy cell repair.

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Author's summary: Scientists create a tiny bioprinter.

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Popular Science Popular Science — 2025-10-17

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