[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR882.1020] [Page 404] 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. 882.1020 Rigidity analyzer. (a) Identification. A rigidity analyzer is a device for quantifying the extent of the rigidity of a patient's limb to determine the effectiveness of drugs or other treatments. (b) Classification. Class II (performance standards).