A microneedle patch for surface adhesion and injection drug delivery inspired by the blue-ringed octopus

A team of medical scientists and engineers affiliated with several institutions in China has developed a microneedle-based patch that adheres to surfaces to inject drugs, inspired by the mechanism used by the blue-ringed octopus to deliver venom. In their paper published in the journal Science Advances, the group describes their patch and its performance during testing.

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