Would you let a robot millipede in your intestines?

Would you let a robot millipede in your intestines?

How would feel about letting a robotic millipede loose in your intestines, free to explore your insides?

Slightly reluctant perhaps?

That is one of the proposed applications of a new kind of robot that mimics both the way a millipede walks and the way the human body uses tiny hairs, called cilia, to moves particles around inside us.