[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: 21CFR882.1610] [Page 399] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES--(Continued) PART 882--NEUROLOGICAL DEVICES--Table of Contents Subpart B--Neurological Diagnostic Devices Sec. 882.1610 Alpha monitor. (a) Identification. An alpha monitor is a device with electrodes that are placed on a patient's scalp to monitor that portion of the electroencephalogram which is referred to as the alpha wave. (b) Classification. Class II (performance standards).