Cardiovascular Systems (CSI) has announced FDA PMA approval of its ViperWire Advance coronary guidewire with Flex Tip (ViperWire Advance with Flex Tip). A press release reports that the ViperWire Advance with Flex Tip is the latest advancement to CSI’s coronary Diamondback 360 orbital atherectomy system. It adds that the new guidewire offers a combination [...]