{"data":{"id":"us/21-cfr-868.5955","jurisdiction":"us","citation":"21 CFR 868.5955","heading":"Intermittent mandatory ventilation attachment.","body":"(a) Identification. An intermittent mandatory ventilation (IMV) attachment is a device attached to a mechanical ventilator that allows spontaneous breathing by a patient while providing mechanical ventilation at a preset rate.\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 868—ANESTHESIOLOGY DEVICES","Subpart F—Therapeutic 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":"b9c031a1e2e8439d860dbc335ba059ba9ba97ff5e941528865e0c39aa91e6969","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-868.5935","next":"us/21-cfr-868.5965"},"notice":"GroundRules: Original legal text. Not legal advice."}