Scientists create tiny biobot for implant under the skin to deliver doses of drugs. The 3D-printed bot has no batteries or wires, but is activated through an external magnet. It’s only been tested in mice for now, but it could one day be used to deliver localized doses of chemo to treat tumors.

See the source article by following the link below:
Scientists create tiny biobot for implant under the skin to deliver doses of drugs. The 3D-printed bot has no batteries or wires, but is activated through an external magnet. It’s only been tested in mice for now, but it could one day be used to deliver localized doses of chemo to treat tumors.