A directional atherectomy device cuts away plaque, which is then collected in the tip of the device.

A rotational extraction device spins at a high speed and pulverizes plaque, which is then safely washed away in your bloodstream. Or, the device may filter or capture the particles of plaque to remove them from the blood.

A transluminal extraction device cuts away plaque using tiny rotating blades. The loose plaque is sucked into a tube through a vacuum.