Depth electrode.
21 C.F.R. § 882.1330
in effectEffective: 2024-07-01(a) Identification. A depth electrode is an electrode used for temporary stimulation of, or recording electrical signals at, subsurface levels of the brain.
(b) Classification. Class II (performance standards).
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026
