---
kind: "section"
citation: "21 C.F.R. § 870.5900"
title: "21"
number: "870.5900"
heading: "Thermal regulating system."
url: "https://uscodex.org/cfr/21/870.5900"
---

# §870.5900. Thermal regulating system.

- (a) **Identification.** A thermal regulating system is an external system consisting of a device that is placed in contact with the patient and a temperature controller for the device. The system is used to regulate patient temperature.
- (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.