{"data":{"id":"us/21-cfr-892.5740","jurisdiction":"us","citation":"21 CFR 892.5740","heading":"Radionuclide teletherapy source.","body":"(a) Identification. A radionuclide teletherapy source is a device consisting of a radionuclide enclosed in a sealed container. The device is intended for radiation therapy, with the radiation source located at a distance from the patient's body.\n(b) Classification. Class I (general controls). The device is exempt from the premarket notification procedures in subpart E of part 807 of this chapter, subject to the limitations in § 892.9.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 892—RADIOLOGY DEVICES","Subpart F—Therapeutic 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":"8f96063203a57bc17fee91974293ce6a657da5bae7c3fe84e939bdeaaff0c145","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-892.5730","next":"us/21-cfr-892.5750"},"notice":"GroundRules: Original legal text. Not legal advice."}