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

World's Smallest 'Bioprinter' Created

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 the capsule towards ulcers in the gastrointestinal tract.

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

The device could revolutionize the way we approach healing from the inside.

Author's summary: A new pill-sized bioprinter heals from inside.

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Popular Science Popular Science — 2025-10-17