---
kind: "section"
citation: "21 C.F.R. § 870.2310"
title: "21"
number: "870.2310"
heading: "Apex cardiograph (vibrocardiograph)."
url: "https://uscodex.org/cfr/21/870.2310"
---

# §870.2310. Apex cardiograph (vibrocardiograph).

- (a) **Identification.** An apex cardiograph (vibrocardiograph) is a device used to amplify or condition the signal from an apex cardiographic transducer and to produce a visual display of the motion of the heart; this device also provides any excitation energy required by the transducer.
- (b) **Classification.** Class II (performance standards).

## Notes

### Authority

Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.

### Source

Source: 45 FR 7907, Feb. 5, 1980, unless otherwise noted.