Title 21: Food and Drugs
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/ PART 862 - CLINICAL CHEMISTRY AND CLINICAL TOXICOLOGY DEVICES
/ Subpart C - Clinical Laboratory Instruments / § 862.2920 Plasma viscometer for clinical use.
§ 862.2920 Plasma viscometer for clinical use.
(a) Identification. A plasma viscometer for clinical use is a device intended to measure the viscosity of plasma by determining the time period required for the plasma to flow a measured distance through a calibrated glass tube. Measurements obtained by this device are used to monitor changes in the amount of solids present in plasma in various disorders.
(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 the limitations in § 862.9.