Robot snakes already used for operations inside bodies
Next generation will be wireless
Robots carry scissors, cameras and forceps
Tiny snakes that coil through human bodies armed with sharp tools such as scissors sound like the stuff of sci fi – and not the pleasant kind.
But scientists and doctors are already using the creeping metallic tools to perform surgery on hearts, prostate cancer, and other diseased organs.
The next generation, though, will be wireless, [...]