Spectranetics takes its mission to heart: The company develops, markets, and distributes an excimer laser system that uses ultraviolet radiation rays to conduct minimally invasive treatment of various coronary and vascular conditions. Its CVX-300 laser unit and disposable delivery devices (fiber-optic catheters and sheaths) remove partial or total arterial blockages caused by plaque buildup; the laser system can also be used to remove lead wires from pacemakers and implantable defibrillators. The company's customers include major cardiac catheterization labs and hospitals in the US. Subsidiary Spectranetics International sells the company's products in about 40 countries worldwide.