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'Robot millipede' can crawl through your body delivering drugs

A "robot millipede" could be used to deliver drugs to specific parts of a patient's body.
Crawling straight from the pages of a science fiction novel, the "millirobot" is engineered to travel through blood vessels.The creators of the robot claim it will be able to deliver drugs to specific sites in the body.It could also be used to detect toxins or find dangerous leaks in industry.The device has a strength-to-weight ratio similar to that of an ant, with the researchers claiming it can carry 100 times its own weight.The current prototype is 17mm long and 7mm wide.Technology is available which could make a 100mm-long millirobot.It would be about the width of a human hair and would move at about half a millimetre a second.
'Robot millipede' can crawl through your body delivering drugs

Image:
The robot could be used to administer drugs inside the human body. Pic: City University Hong Kong
It is the latest bio-inspired robot, which mimics or draws inspiration from living organisms.What is the millirobot made from and how does it work?
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