---
kind: "section"
citation: "10 C.F.R. § 35.404"
title: "10"
number: "35.404"
heading: "Surveys after source implant and removal."
url: "https://uscodex.org/cfr/10/35.404"
---

# §35.404. Surveys after source implant and removal.

- (a) Immediately after implanting sources in a patient or a human research subject, the licensee shall make a survey to locate and account for all sources that have not been implanted.
- (b) Immediately after removing the last temporary implant source from a patient or a human research subject, the licensee shall make a survey of the patient or the human research subject with a radiation detection survey instrument to confirm that all sources have been removed.
- (c) A licensee shall retain a record of the surveys required by paragraphs [(a)](#a) and [(b)](#b) of this section in accordance with [§ 35.2404](/cfr/10/35.2404.md).

## Notes

### Authority

Authority: Atomic Energy Act of 1954, secs. 81, 161, 181, 182, 183, 223, 234, 274 (42 U.S.C. 2111, 2201, 2231, 2232, 2233, 2273, 2282, 2021); Energy Reorganization Act of 1974, secs. 201, 206 (42 U.S.C. 5841, 5846); 44 U.S.C. 3504 note.

### Source

Source: 67 FR 20370, Apr. 24, 2002, unless otherwise noted.