{"data":{"id":"us/21-cfr-882.4305","jurisdiction":"us","citation":"21 CFR 882.4305","heading":"Powered compound cranial drills, burrs, trephines, and their accessories.","body":"(a) Identification. Powered compound cranial drills, burrs, trephines, and their accessories are bone cutting and drilling instruments used on a patient's skull. The instruments employ a clutch mechanism to disengage the tip of the instrument after penetrating the skull to prevent plunging of the tip into the brain.\n(b) Classification. Class II (performance standards).","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 882—NEUROLOGICAL DEVICES","Subpart E—Neurological Surgical Devices"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"e3bf7b67db344fe95a4df1e7d74523083d403a290eb0498c7f27bd903864d9da","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-882.4300","next":"us/21-cfr-882.4310"},"notice":"GroundRules: Original legal text. Not legal advice."}