{"data":{"id":"us/21-cfr-870.2850","jurisdiction":"us","citation":"21 CFR 870.2850","heading":"Extravascular blood pressure transducer.","body":"(a) Identification. An extravascular blood pressure transducer is a device used to measure blood pressure by changes in the mechanical or electrical properties of the device. The proximal end of the transducer is connected to a pressure monitor that produces an analog or digital electrical signal related to the electrical or mechanical changes produced in the transducer.\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 C—Cardiovascular Monitoring 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":"250792d213064eaac5c8e2481679f86c65cf74acca3ee7793658e01053ac6ab4","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-870.2840","next":"us/21-cfr-870.2855"},"notice":"GroundRules: Original legal text. Not legal advice."}