{"data":{"id":"us/21-cfr-868.5720","jurisdiction":"us","citation":"21 CFR 868.5720","heading":"Bronchial tube.","body":"(a) Identification. A bronchial tube is a device used to differentially intubate a patient's bronchus (one of the two main branches of the trachea leading directly to the lung) in order to isolate a portion of lung distal to the tube.\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":"90fef31c80e1d44ded2d7f0567588ce0e4ef8017aae6968dfc78b96b1b4e6453","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-868.5710","next":"us/21-cfr-868.5730"},"notice":"GroundRules: Original legal text. Not legal advice."}