[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR864.6650] [Page 240] 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. 864.6650 Platelet adhesion test. (a) Identification. A platelet adhesion test is a device used to determine in vitro platelet function. (b) Classification. Class II (performance standards). [45 FR 60608, Sept. 12, 1980]