Volcano s5/s5i/CORE Intravascular Ultrasound Systems with software versions 3.3 and 3.4 (with and without iFR Scout Technology) and v.3.4 software kits; Model s5. Radiology: The Volcano s5/s5i and CORE Series Intravascular Imaging and Pressure System is used for the qualitative and quantitative evaluation of vascular morphology in the coronary arteries and vessels of the peripheral vasculature

Reason: A software issue was discovered where an inaccurate FFR/iFR value could be calculated under certain circumstances.

Code information: Model s5. Part numbers: 804200-002 and 804200-014

Distribution pattern: Worldwide Distribution-US (nationwide) and regions in Europe and the countries of Japan, Canada, South Africa, Taiwan, Thailand, Singapore, Philippines, Australia, New Zealand, El Salvador, Malaysia, Mexico, Lebanon, Kuwait, South Korea, Kenya, Jordan, Iran, India, Israel, Hong Kong, Egypt, Algeria, Dominican Republic, Costa Rica, Chile, Brazil, Bolivia, and Argentina