Imagine being able to go to the doctor and having any plaque that had built up in your arteries removed in an afternoon.
It sounds pretty high-tech, but researchers have come up with a conceptual device that could do just that - possibly saving lives in the process.
The technology is still just an idea for now, but the video above shows how it might work. Let's hope someone decides to develop this one further.
Video produced in partnership with Explorist.