{"data":{"id":"us/21-cfr-870.2310","jurisdiction":"us","citation":"21 CFR 870.2310","heading":"Apex cardiograph (vibrocardiograph).","body":"(a) Identification. An apex cardiograph (vibrocardiograph) is a device used to amplify or condition the signal from an apex cardiographic transducer and to produce a visual display of the motion of the heart; this device also provides any excitation energy required by 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":"38d561c5114e83cf3d405cb01715053ab06cd189e542d6cb8769d2d0566285f4","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-870.2300","next":"us/21-cfr-870.2320"},"notice":"GroundRules: Original legal text. Not legal advice."}