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U.S. Department of Health and Human Services

CFR - Code of Federal Regulations Title 21

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Help | More About 21CFR
[Code of Federal Regulations]
[Title 21, Volume 8]
[Revised as of April 1, 2013]
[CITE: 21CFR882.1825]
See Related Information on Rheoencephalograph. in CDRH databases



TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION
DEPARTMENT OF HEALTH AND HUMAN SERVICES
SUBCHAPTER H--MEDICAL DEVICES

PART 882 -- NEUROLOGICAL DEVICES

Subpart B--Neurological Diagnostic Devices

Sec. 882.1825 Rheoencephalograph.

(a)Identification. A rheoencephalograph is a device used to estimate a patient's cerebral circulation (blood flow in the brain) by electrical impedance methods with direct electrical connections to the scalp or neck area.

(b)Classification. Class III (premarket approval).

(c)Date PMA or notice of completion of a PDP is required. A PMA or a notice of completion of a PDP is required to be filed with the Food and Drug Administration on or before December 26, 1996 for any rheoencephalograph that was in commercial distribution before May 28, 1976, or that has, on or before December 26, 1996 been found to be substantially equivalent to a rheoencephalograph that was in commercial distribution before May 28, 1976. Any other rheoencephalograph shall have an approved PMA or a declared completed PDP in effect before being placed in commercial distribution.

[44 FR 51730, Sept. 4, 1979, as amended at 52 FR 17740, May 11, 1987; 61 FR 50708, Sept. 27, 1996]

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