{"data":{"id":"us/21-cfr-870.2890","jurisdiction":"us","citation":"21 CFR 870.2890","heading":"Vessel occlusion transducer.","body":"(a) Identification. A vessel occlusion transducer is a device used to provide an electrical signal corresponding to sounds produced in a partially occluded vessel. This device includes motion, sound, and ultrasonic transducers.\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":"17d4ce01a91e31f9457f06b181111ed0954cfadfc1d4c7c36af9ff80abfcf1ce","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-870.2880","next":"us/21-cfr-870.2900"},"notice":"GroundRules: Original legal text. Not legal advice."}