Title 21: Food and Drugs
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/ PART 870 - CARDIOVASCULAR DEVICES
/ Subpart C - Cardiovascular Monitoring Devices / § 870.2780 Hydraulic, pneumatic, or photoelectric plethysmographs.
§ 870.2780 Hydraulic, pneumatic, or photoelectric plethysmographs.
(a) Identification. A hydraulic, pneumatic, or photoelectric plethysmograph is a device used to estimate blood flow in a region of the body using hydraulic, pneumatic, or photoelectric measurement techniques.
(b) Classification. Class II (performance standards).