§ 870.2860. Heart sound transducer.
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/us/cfr/t21/s§ 870.2860·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(a)Identification. A heart sound transducer is an external transducer that exhibits a change in mechanical or electrical properties in relation to sounds produced by the heart. This device may be used in conjunction with a phonocardiograph to record heart sounds.
(b)Classification. Class II (performance standards).