Volcano brand Intravascular Ultrasound, Volcano s5/s5i Family Software Version 3.2.1 or 3.2.2, Models/Part Numbers: 435-0607.01, 435-0607.04, 435-0602.01, 435-0602.02; Product is manufactured and distributed by Volcano Corporation, Rancho Cordova, CA. || Medical device for use in imaging of histology.