{"data":{"id":"us/21-cfr-888.3390","jurisdiction":"us","citation":"21 CFR 888.3390","heading":"Hip joint femoral (hemi-hip) metal/polymer cemented or uncemented prosthesis.","body":"(a) Identification. A hip joint femoral (hemi-hip) metal/polymer cemented or uncemented prosthesis is a two-part device intended to be implanted to replace the head and neck of the femur. This generic type of device includes prostheses that have a femoral component made of alloys, such as cobalt-chromium-molybdenum, and a snap-fit acetabular component made of an alloy, such as cobalt-chromium-molybdenum, and ultra-high molecular weight polyethylene. This generic type of device may be fixed to the bone with bone cement (§ 888.3027) or implanted by impaction.\n(b) Classification. Class II.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 888—ORTHOPEDIC DEVICES","Subpart D—Prosthetic 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":"17809166e3fdfce825c763895368681d044d4e05d3f9148a56c66009cbe83966","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-888.3380","next":"us/21-cfr-888.3400"},"notice":"GroundRules: Original legal text. Not legal advice."}