{"data":{"id":"us/21-cfr-870.4410","jurisdiction":"us","citation":"21 CFR 870.4410","heading":"Cardiopulmonary bypass in-line blood gas sensor.","body":"(a) Identification. A cardiopulmonary bypass in-line blood gas sensor is a transducer that measures the level of gases in the blood.\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 870—CARDIOVASCULAR DEVICES","Subpart E—Cardiovascular 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":"88c23bbe2d179218ec41f535e9acb61d814261562c1287128d7822d428509d43","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-870.4400","next":"us/21-cfr-870.4420"},"notice":"GroundRules: Original legal text. Not legal advice."}