{"data":{"id":"us/21-cfr-868.5740","jurisdiction":"us","citation":"21 CFR 868.5740","heading":"Tracheal/bronchial differential ventilation tube.","body":"(a) Identification. A tracheal/bronchial differential ventilation tube is a device used to isolate the left or the right lung of a patient for anesthesia or pulmonary function testing.\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 868—ANESTHESIOLOGY 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":"a7160924f126e0e6849cddcd00d3a7171d1383bbbde1b424609d9997ba49d5fa","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-868.5730","next":"us/21-cfr-868.5750"},"notice":"GroundRules: Original legal text. Not legal advice."}