{"data":{"id":"us/21-cfr-868.5655","jurisdiction":"us","citation":"21 CFR 868.5655","heading":"Portable liquid oxygen unit.","body":"(a) Identification. A portable liquid oxygen unit is a portable, thermally insulated container of liquid oxygen that is intended to supplement gases to be inhaled by a patient, is sometimes accompanied by tubing and an oxygen mask. An empty portable liquid oxygen unit is a device, while the oxygen contained therein is a drug.\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":"71adb44606b51b7353d5b05e248c1497ab7abb8dbf098c5333e9235f76fc25bb","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-868.5650","next":"us/21-cfr-868.5665"},"notice":"GroundRules: Original legal text. Not legal advice."}