How does the novel Temporary Spur device work to “guarantee” drug delivery to vessel wall?

Jihad Mustapha (Grand Rapids, USA) explains how the Temporary Spur stent system (Reflow), which is a spiked self-expanding stent is intended for use in conjunction with a drug-coated balloon, works to help deliver drug to the media or subintima of the vessel wall. In a first-time presentation at LINC 2019, he shared initial experience with the DEEPER FIH trial obtained with the system in the infrapopliteal arteries.