{"data":{"id":"us/21-cfr-870.2340","jurisdiction":"us","citation":"21 CFR 870.2340","heading":"Electrocardiograph.","body":"(a) Identification. An electrocardiograph is a device used to process the electrical signal transmitted through two or more electrocardiograph electrodes and to produce a visual display of the electrical signal produced by the heart.\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":"50c7db83b6d3c9155794ee727dce76bb6edc1738e2552c8c8a60196ccf65613a","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-870.2330","next":"us/21-cfr-870.2345"},"notice":"GroundRules: Original legal text. Not legal advice."}