[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: 21CFR864.6160] [Page 221] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued) PART 864--HEMATOLOGY AND PATHOLOGY DEVICES--Table of Contents Subpart G--Manual Hematology Devices Sec. 864.6160 Manual blood cell counting device. (a) Identification. A manual blood cell counting device is a device used to count red blood cells, white blood cells, or blood platelets. (b) Classification. Class I. The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter. [45 FR 60605, Sept. 12, 1980, as amended at 54 FR 25045, June 12, 1989]