[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR870.1240] [Page 292] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued) PART 870--CARDIOVASCULAR DEVICES--Table of Contents Subpart B--Cardiovascular Diagnostic Devices Sec. 870.1240 Flow-directed catheter. (a) Identification. A flow-directed catheter is a device that incorporates a gas-filled balloon to help direct the catheter to the desired position. (b) Classification. Class II (performance standards).