21 CFR § 872.3645 - Subperiosteal implant material.

---
identifier: "/us/cfr/t21/s872.3645"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 872.3645 - Subperiosteal implant material."
title_number: 21
title_name: "Food and Drugs"
section_number: "872.3645"
section_name: "Subperiosteal implant material."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "H"
subchapter_name: "MEDICAL DEVICES"
part_number: "872"
part_name: "DENTAL DEVICES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 351, 360, 360c, 360e, 360j, 360 371."
regulatory_source: "52 FR 30097, Aug. 12, 1987, unless otherwise noted."
cfr_part: "872"
---


# 872.3645 Subperiosteal implant material.

(a) *Identification.* Subperiosteal implant material is a device composed of titanium or cobalt chrome molybdenum intended to construct custom prosthetic devices which are surgically implanted into the lower or upper jaw between the periosteum (connective tissue covering the bone) and supporting bony structures. The device is intended to provide support for prostheses, such as dentures.

(b) *Classification.* Class II.