CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER H—MEDICAL DEVICES (parts 800 to 898) > PART 878—GENERAL AND PLASTIC SURGERY DEVICES > SUBPART D—Prosthetic Devices (§878.3250 to §878.3925) > 878.3550—Chin prosthesis.