Tiny New Robots Perform Eye Surgery

A tiny new Robotic Retinal Dissection Device — nicknamed “R2D2” — can crawl into an incision in the eye and lift a membrane no more than a hundredth of a millimeter. “The cables that enable the robot to navigate are each 110 microns across, a little over the diameter of a human hair,” reports the MIT Technology Review. The robot is controlled by a joystick (while providing a live camera feed to the ophthalmologist). In September an Oxford professor used it to perform the first operation inside…
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