Electronic Code of Federal Regulations
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e-CFR data is current as of January 15, 2021 |
Title 21 → Chapter I → Subchapter H → Part 862 → Subpart B → §862.1520 |
Title 21: Food and Drugs
PART 862—CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES
Subpart B—Clinical Chemistry Test Systems
§862.1520 5′-Nucleotidase test system.
(a) Identification. A 5′-nucleotidase test system is a device intended to measure the activity of the enzyme 5′-nucleotidase in serum and plasma. Measurements of 5′-nucleotidase are used in the diagnosis and treatment of liver diseases and in the differentiations between liver and bone diseases in the presence of elevated serum alkaline phosphatase activity.
(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to §862.9.
[52 FR 16122, May 1, 1987, as amended at 65 FR 2307, Jan. 14, 2000]