---
kind: "section"
citation: "21 C.F.R. § 886.1670"
title: "21"
number: "886.1670"
heading: "Ophthalmic isotope uptake probe."
url: "https://uscodex.org/cfr/21/886.1670"
---

# §886.1670. Ophthalmic isotope uptake probe.

- (a) **Identification.** An ophthalmic isotope uptake probe is an AC-powered device intended to measure, by a probe which is placed in close proximity to the eye, the uptake of a radioisotope (phosphorus 32) by tumors to detect tumor masses on, around, or within the eye.
- (b) **Classification.** Class II.

## Notes

### Authority

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

### Source

Source: 52 FR 33355, Sept. 2, 1987, unless otherwise noted.